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Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r285-csrt-152749176200378
Last Updated
June 26, 2018

About the Execution of ITS-Tools.L for NQueens-PT-30

Execution Summary
Max Memory
Used (MB)		 Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15744.770 3600000.00 11371938.00 1067.90 FTFFT?TF??TFTTTF normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.....................................................................
/home/mcc/execution
total 900K
-rw-r--r-- 1 mcc users 3.7K May 30 21:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K May 30 21:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 29 15:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 15:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 2.6K May 28 09:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 13K May 28 09:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K May 28 08:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.1K May 28 08:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 24 11:17 NewModel
-rw-r--r-- 1 mcc users 3.7K May 28 06:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K May 28 06:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 104 May 26 06:29 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 342 May 26 06:29 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 3.6K May 27 04:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K May 27 04:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 28 07:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 28 07:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 24 11:17 equiv_col
-rw-r--r-- 1 mcc users 3 May 24 11:17 instance
-rw-r--r-- 1 mcc users 6 May 24 11:17 iscolored
-rw-r--r-- 1 mcc users 735K May 24 11:17 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstoolsl
Input is NQueens-PT-30, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r285-csrt-152749176200378
=====================================================================

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-00
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-01
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-02
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-03
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-04
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-05
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-06
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-07
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-08
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-09
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-10
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-11
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-12
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-13
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-14
FORMULA_NAME NQueens-PT-30-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1527994803144

FORMULA NQueens-PT-30-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-30-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NQueens-PT-30-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Using solver Z3 to compute partial order matrices.
Built C files in :
/home/mcc/execution
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.201805241334/bin/convert-linux64, -i, /tmp/graph7557468249614337953.txt, -o, /tmp/graph7557468249614337953.bin, -w, /tmp/graph7557468249614337953.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.201805241334/bin/louvain-linux64, /tmp/graph7557468249614337953.bin, -l, -1, -v, -w, /tmp/graph7557468249614337953.weights, -q, 0, -e, 0.001], workingDir=null]
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
// Phase 1: matrix 900 rows 1078 cols
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
// Phase 1: matrix 900 rows 1078 cols
invariant :P_20_29 + P_21_28 + P_22_27 + P_23_26 + P_24_25 + P_25_24 + P_26_23 + P_27_22 + P_28_21 + P_29_20 + R_50 = 1
invariant :cX_1 + -3'cX_3 + -8'cX_4 + -15'cX_5 + -24'cX_6 + -35'cX_7 + -48'cX_8 + -63'cX_9 + -80'cX_10 + -99'cX_11 + -120'cX_12 + -143'cX_13 + -168'cX_14 + -195'cX_15 + -224'cX_16 + -255'cX_17 + -288'cX_18 + -323'cX_19 + -360'cX_20 + -399'cX_21 + -440'cX_22 + -483'cX_23 + -528'cX_24 + -575'cX_25 + -624'cX_26 + -675'cX_27 + -728'cX_28 + -783'cX_29 + -2'cY_2 + -6'cY_3 + -12'cY_4 + -20'cY_5 + -30'cY_6 + -42'cY_7 + -56'cY_8 + -72'cY_9 + -90'cY_10 + -110'cY_11 + -132'cY_12 + -156'cY_13 + -182'cY_14 + -210'cY_15 + -240'cY_16 + -272'cY_17 + -306'cY_18 + -342'cY_19 + -380'cY_20 + -420'cY_21 + -462'cY_22 + -506'cY_23 + -552'cY_24 + -600'cY_25 + -650'cY_26 + -702'cY_27 + -756'cY_28 + -812'cY_29 + 434'L_0 + 406'L_1 + 377'L_2 + 351'L_3 + 324'L_4 + 300'L_5 + 275'L_6 + 253'L_7 + 230'L_8 + 210'L_9 + 189'L_10 + 171'L_11 + 152'L_12 + 136'L_13 + 119'L_14 + 105'L_15 + 90'L_16 + 78'L_17 + 65'L_18 + 55'L_19 + 44'L_20 + 36'L_21 + 27'L_22 + 21'L_23 + 14'L_24 + 10'L_25 + 5'L_26 + 3'L_27 + -1'L_30 + L_31 + 2'L_32 + 6'L_33 + 9'L_34 + 15'L_35 + 20'L_36 + 28'L_37 + 35'L_38 + 45'L_39 + 54'L_40 + 66'L_41 + 77'L_42 + 91'L_43 + 104'L_44 + 120'L_45 + 135'L_46 + 153'L_47 + 170'L_48 + 190'L_49 + 209'L_50 + 231'L_51 + 252'L_52 + 276'L_53 + 299'L_54 + 325'L_55 + 350'L_56 + 378'L_57 + 405'L_58 + -1'R_3 + R_4 + 2'R_5 + 6'R_6 + 9'R_7 + 15'R_8 + 20'R_9 + 28'R_10 + 35'R_11 + 45'R_12 + 54'R_13 + 66'R_14 + 77'R_15 + 91'R_16 + 104'R_17 + 120'R_18 + 135'R_19 + 153'R_20 + 170'R_21 + 190'R_22 + 209'R_23 + 231'R_24 + 252'R_25 + 276'R_26 + 299'R_27 + 325'R_28 + 350'R_29 + 378'R_30 + 405'R_31 + 435'R_32 + 464'R_33 + 496'R_34 + 527'R_35 + 561'R_36 + 594'R_37 + 630'R_38 + 665'R_39 + 703'R_40 + 740'R_41 + 780'R_42 + 819'R_43 + 861'R_44 + 902'R_45 + 946'R_46 + 989'R_47 + 1035'R_48 + 1080'R_49 + 1128'R_50 + 1175'R_51 + 1225'R_52 + 1274'R_53 + 1326'R_54 + 1377'R_55 + 1431'R_56 + 1484'R_57 + 1540'R_58 + 1595'R_59 = 23547
invariant :P_0_10 + P_3_10 + P_4_9 + P_4_10 + P_4_11 + P_5_8 + P_5_9 + 2'P_5_10 + P_5_11 + P_5_12 + P_6_7 + P_6_8 + 2'P_6_9 + 2'P_6_10 + 2'P_6_11 + P_6_12 + P_6_13 + P_7_6 + P_7_7 + 2'P_7_8 + 2'P_7_9 + 3'P_7_10 + 2'P_7_11 + 2'P_7_12 + P_7_13 + P_7_14 + P_8_5 + P_8_6 + 2'P_8_7 + 2'P_8_8 + 3'P_8_9 + 3'P_8_10 + 3'P_8_11 + 2'P_8_12 + 2'P_8_13 + P_8_14 + P_8_15 + P_9_4 + P_9_5 + 2'P_9_6 + 2'P_9_7 + 3'P_9_8 + 3'P_9_9 + 4'P_9_10 + 3'P_9_11 + 3'P_9_12 + 2'P_9_13 + 2'P_9_14 + P_9_15 + P_9_16 + P_10_3 + P_10_4 + 2'P_10_5 + 2'P_10_6 + 3'P_10_7 + 3'P_10_8 + 4'P_10_9 + 4'P_10_10 + 4'P_10_11 + 3'P_10_12 + 3'P_10_13 + 2'P_10_14 + 2'P_10_15 + P_10_16 + P_10_17 + P_11_2 + P_11_3 + 2'P_11_4 + 2'P_11_5 + 3'P_11_6 + 3'P_11_7 + 4'P_11_8 + 4'P_11_9 + 5'P_11_10 + 4'P_11_11 + 4'P_11_12 + 3'P_11_13 + 3'P_11_14 + 2'P_11_15 + 2'P_11_16 + P_11_17 + P_11_18 + P_12_3 + P_12_4 + 2'P_12_5 + 2'P_12_6 + 3'P_12_7 + 3'P_12_8 + 4'P_12_9 + 4'P_12_10 + 4'P_12_11 + 3'P_12_12 + 3'P_12_13 + 2'P_12_14 + 2'P_12_15 + P_12_16 + P_12_17 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_12_26 + -1'P_12_27 + -1'P_12_28 + P_13_4 + P_13_5 + 2'P_13_6 + 2'P_13_7 + 3'P_13_8 + 3'P_13_9 + 4'P_13_10 + 3'P_13_11 + 3'P_13_12 + 2'P_13_13 + 2'P_13_14 + P_13_15 + P_13_16 + -1'P_13_19 + -1'P_13_20 + -2'P_13_21 + -2'P_13_22 + -2'P_13_23 + -2'P_13_24 + -2'P_13_25 + -2'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_5 + P_14_6 + 2'P_14_7 + 2'P_14_8 + 3'P_14_9 + 3'P_14_10 + 3'P_14_11 + 2'P_14_12 + 2'P_14_13 + P_14_14 + P_14_15 + -1'P_14_18 + -1'P_14_19 + -2'P_14_20 + -2'P_14_21 + -3'P_14_22 + -3'P_14_23 + -3'P_14_24 + -3'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_6 + P_15_7 + 2'P_15_8 + 2'P_15_9 + 3'P_15_10 + 2'P_15_11 + 2'P_15_12 + P_15_13 + P_15_14 + -1'P_15_17 + -1'P_15_18 + -2'P_15_19 + -2'P_15_20 + -3'P_15_21 + -3'P_15_22 + -4'P_15_23 + -4'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_7 + P_16_8 + 2'P_16_9 + 2'P_16_10 + 2'P_16_11 + P_16_12 + P_16_13 + -1'P_16_16 + -1'P_16_17 + -2'P_16_18 + -2'P_16_19 + -3'P_16_20 + -3'P_16_21 + -4'P_16_22 + -4'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_8 + P_17_9 + 2'P_17_10 + P_17_11 + P_17_12 + -1'P_17_15 + -1'P_17_16 + -2'P_17_17 + -2'P_17_18 + -3'P_17_19 + -3'P_17_20 + -4'P_17_21 + -4'P_17_22 + -5'P_17_23 + -4'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_9 + P_18_10 + P_18_11 + -1'P_18_14 + -1'P_18_15 + -2'P_18_16 + -2'P_18_17 + -3'P_18_18 + -3'P_18_19 + -4'P_18_20 + -4'P_18_21 + -5'P_18_22 + -4'P_18_23 + -4'P_18_24 + -3'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + P_19_10 + -1'P_19_13 + -1'P_19_14 + -2'P_19_15 + -2'P_19_16 + -3'P_19_17 + -3'P_19_18 + -4'P_19_19 + -4'P_19_20 + -5'P_19_21 + -4'P_19_22 + -4'P_19_23 + -3'P_19_24 + -3'P_19_25 + -2'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_12 + -1'P_20_13 + -2'P_20_14 + -2'P_20_15 + -3'P_20_16 + -3'P_20_17 + -4'P_20_18 + -4'P_20_19 + -5'P_20_20 + -4'P_20_21 + -4'P_20_22 + -3'P_20_23 + -3'P_20_24 + -2'P_20_25 + -2'P_20_26 + -1'P_20_27 + -1'P_20_28 + -1'P_21_11 + -1'P_21_12 + -2'P_21_13 + -2'P_21_14 + -3'P_21_15 + -3'P_21_16 + -4'P_21_17 + -4'P_21_18 + -5'P_21_19 + -4'P_21_20 + -4'P_21_21 + -3'P_21_22 + -3'P_21_23 + -2'P_21_24 + -2'P_21_25 + -1'P_21_26 + -1'P_21_27 + -1'P_22_11 + -2'P_22_12 + -2'P_22_13 + -3'P_22_14 + -3'P_22_15 + -4'P_22_16 + -4'P_22_17 + -5'P_22_18 + -4'P_22_19 + -4'P_22_20 + -3'P_22_21 + -3'P_22_22 + -2'P_22_23 + -2'P_22_24 + -1'P_22_25 + -1'P_22_26 + -1'P_23_11 + -2'P_23_12 + -3'P_23_13 + -3'P_23_14 + -4'P_23_15 + -4'P_23_16 + -5'P_23_17 + -4'P_23_18 + -4'P_23_19 + -3'P_23_20 + -3'P_23_21 + -2'P_23_22 + -2'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_24_11 + -2'P_24_12 + -3'P_24_13 + -4'P_24_14 + -4'P_24_15 + -5'P_24_16 + -4'P_24_17 + -4'P_24_18 + -3'P_24_19 + -3'P_24_20 + -2'P_24_21 + -2'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_25_11 + -2'P_25_12 + -3'P_25_13 + -4'P_25_14 + -5'P_25_15 + -4'P_25_16 + -4'P_25_17 + -3'P_25_18 + -3'P_25_19 + -2'P_25_20 + -2'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_26_11 + -2'P_26_12 + -3'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -3'P_26_17 + -3'P_26_18 + -2'P_26_19 + -2'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_27_11 + -2'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -2'P_27_18 + -2'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'cX_12 + -2'cX_13 + -3'cX_14 + -4'cX_15 + -5'cX_16 + -6'cX_17 + -7'cX_18 + -8'cX_19 + -9'cX_20 + -10'cX_21 + -11'cX_22 + -12'cX_23 + -13'cX_24 + -14'cX_25 + -15'cX_26 + -16'cX_27 + -17'cX_28 + -18'cX_29 + -1'cY_11 + -2'cY_12 + -3'cY_13 + -4'cY_14 + -5'cY_15 + -6'cY_16 + -7'cY_17 + -8'cY_18 + -9'cY_19 + -10'cY_20 + -11'cY_21 + -12'cY_22 + -13'cY_23 + -14'cY_24 + -15'cY_25 + -16'cY_26 + -17'cY_27 + -18'cY_28 + -19'cY_29 + 10'L_0 + 10'L_1 + 9'L_2 + 9'L_3 + 8'L_4 + 8'L_5 + 7'L_6 + 7'L_7 + 6'L_8 + 6'L_9 + 5'L_10 + 5'L_11 + 4'L_12 + 4'L_13 + 3'L_14 + 3'L_15 + 2'L_16 + 2'L_17 + L_18 + L_19 + L_41 + L_42 + 2'L_43 + 2'L_44 + 3'L_45 + 3'L_46 + 4'L_47 + 4'L_48 + 5'L_49 + 5'L_50 + 6'L_51 + 6'L_52 + 7'L_53 + 7'L_54 + 8'L_55 + 8'L_56 + 9'L_57 + 9'L_58 + R_14 + R_15 + 2'R_16 + 2'R_17 + 3'R_18 + 3'R_19 + 4'R_20 + 4'R_21 + 5'R_22 + 5'R_23 + 6'R_24 + 6'R_25 + 7'R_26 + 7'R_27 + 8'R_28 + 8'R_29 + 9'R_30 + 9'R_31 + 10'R_32 + 10'R_33 + 11'R_34 + 11'R_35 + 12'R_36 + 12'R_37 + 13'R_38 + 13'R_39 + 14'R_40 + 14'R_41 + 16'R_42 + 17'R_43 + 19'R_44 + 20'R_45 + 22'R_46 + 23'R_47 + 25'R_48 + 26'R_49 + 28'R_50 + 29'R_51 + 30'R_52 + 31'R_53 + 32'R_54 + 33'R_55 + 34'R_56 + 35'R_57 + 36'R_58 + 37'R_59 = 542
invariant :P_2_16 + P_3_15 + P_3_16 + P_3_17 + P_4_14 + P_4_15 + 2'P_4_16 + P_4_17 + P_4_18 + P_5_13 + P_5_14 + 2'P_5_15 + 2'P_5_16 + 2'P_5_17 + P_5_18 + P_5_19 + P_6_12 + P_6_13 + 2'P_6_14 + 2'P_6_15 + 3'P_6_16 + 2'P_6_17 + 2'P_6_18 + P_6_19 + P_6_20 + P_7_11 + P_7_12 + 2'P_7_13 + 2'P_7_14 + 3'P_7_15 + 3'P_7_16 + 3'P_7_17 + 2'P_7_18 + 2'P_7_19 + P_7_20 + P_7_21 + P_8_10 + P_8_11 + 2'P_8_12 + 2'P_8_13 + 3'P_8_14 + 3'P_8_15 + 4'P_8_16 + 3'P_8_17 + 3'P_8_18 + 2'P_8_19 + 2'P_8_20 + P_8_21 + P_8_22 + P_9_9 + P_9_10 + 2'P_9_11 + 2'P_9_12 + 3'P_9_13 + 3'P_9_14 + 4'P_9_15 + 4'P_9_16 + 4'P_9_17 + 3'P_9_18 + 3'P_9_19 + 2'P_9_20 + 2'P_9_21 + P_9_22 + P_9_23 + P_10_8 + P_10_9 + 2'P_10_10 + 2'P_10_11 + 3'P_10_12 + 3'P_10_13 + 4'P_10_14 + 4'P_10_15 + 5'P_10_16 + 4'P_10_17 + 4'P_10_18 + 3'P_10_19 + 3'P_10_20 + 2'P_10_21 + 2'P_10_22 + P_10_23 + P_10_24 + P_11_7 + P_11_8 + 2'P_11_9 + 2'P_11_10 + 3'P_11_11 + 3'P_11_12 + 4'P_11_13 + 4'P_11_14 + 5'P_11_15 + 5'P_11_16 + 5'P_11_17 + 4'P_11_18 + 4'P_11_19 + 3'P_11_20 + 3'P_11_21 + 2'P_11_22 + 2'P_11_23 + P_11_24 + P_11_25 + P_12_6 + P_12_7 + 2'P_12_8 + 2'P_12_9 + 3'P_12_10 + 3'P_12_11 + 4'P_12_12 + 4'P_12_13 + 5'P_12_14 + 5'P_12_15 + 6'P_12_16 + 5'P_12_17 + 5'P_12_18 + 4'P_12_19 + 4'P_12_20 + 3'P_12_21 + 3'P_12_22 + 2'P_12_23 + 2'P_12_24 + P_12_25 + P_12_26 + P_13_5 + P_13_6 + 2'P_13_7 + 2'P_13_8 + 3'P_13_9 + 3'P_13_10 + 4'P_13_11 + 4'P_13_12 + 5'P_13_13 + 5'P_13_14 + 6'P_13_15 + 6'P_13_16 + 6'P_13_17 + 5'P_13_18 + 5'P_13_19 + 4'P_13_20 + 4'P_13_21 + 3'P_13_22 + 3'P_13_23 + 2'P_13_24 + 2'P_13_25 + P_13_26 + P_13_27 + P_14_4 + P_14_5 + 2'P_14_6 + 2'P_14_7 + 3'P_14_8 + 3'P_14_9 + 4'P_14_10 + 4'P_14_11 + 5'P_14_12 + 5'P_14_13 + 6'P_14_14 + 6'P_14_15 + 7'P_14_16 + 6'P_14_17 + 6'P_14_18 + 5'P_14_19 + 5'P_14_20 + 4'P_14_21 + 4'P_14_22 + 3'P_14_23 + 3'P_14_24 + 2'P_14_25 + 2'P_14_26 + P_14_27 + P_14_28 + P_15_3 + P_15_4 + 2'P_15_5 + 2'P_15_6 + 3'P_15_7 + 3'P_15_8 + 4'P_15_9 + 4'P_15_10 + 5'P_15_11 + 5'P_15_12 + 6'P_15_13 + 6'P_15_14 + 7'P_15_15 + 7'P_15_16 + 7'P_15_17 + 6'P_15_18 + 6'P_15_19 + 5'P_15_20 + 5'P_15_21 + 4'P_15_22 + 4'P_15_23 + 3'P_15_24 + 3'P_15_25 + 2'P_15_26 + 2'P_15_27 + P_15_28 + P_16_2 + P_16_3 + 2'P_16_4 + 2'P_16_5 + 3'P_16_6 + 3'P_16_7 + 4'P_16_8 + 4'P_16_9 + 5'P_16_10 + 5'P_16_11 + 6'P_16_12 + 6'P_16_13 + 7'P_16_14 + 7'P_16_15 + 8'P_16_16 + 7'P_16_17 + 7'P_16_18 + 6'P_16_19 + 6'P_16_20 + 5'P_16_21 + 5'P_16_22 + 4'P_16_23 + 4'P_16_24 + 3'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_3 + P_17_4 + 2'P_17_5 + 2'P_17_6 + 3'P_17_7 + 3'P_17_8 + 4'P_17_9 + 4'P_17_10 + 5'P_17_11 + 5'P_17_12 + 6'P_17_13 + 6'P_17_14 + 7'P_17_15 + 7'P_17_16 + 7'P_17_17 + 6'P_17_18 + 6'P_17_19 + 5'P_17_20 + 5'P_17_21 + 4'P_17_22 + 4'P_17_23 + 3'P_17_24 + 3'P_17_25 + 2'P_17_26 + P_17_27 + P_18_4 + P_18_5 + 2'P_18_6 + 2'P_18_7 + 3'P_18_8 + 3'P_18_9 + 4'P_18_10 + 4'P_18_11 + 5'P_18_12 + 5'P_18_13 + 6'P_18_14 + 6'P_18_15 + 7'P_18_16 + 6'P_18_17 + 6'P_18_18 + 5'P_18_19 + 5'P_18_20 + 4'P_18_21 + 4'P_18_22 + 3'P_18_23 + 3'P_18_24 + 2'P_18_25 + P_18_26 + P_19_5 + P_19_6 + 2'P_19_7 + 2'P_19_8 + 3'P_19_9 + 3'P_19_10 + 4'P_19_11 + 4'P_19_12 + 5'P_19_13 + 5'P_19_14 + 6'P_19_15 + 6'P_19_16 + 6'P_19_17 + 5'P_19_18 + 5'P_19_19 + 4'P_19_20 + 4'P_19_21 + 3'P_19_22 + 3'P_19_23 + 2'P_19_24 + P_19_25 + P_20_6 + P_20_7 + 2'P_20_8 + 2'P_20_9 + 3'P_20_10 + 3'P_20_11 + 4'P_20_12 + 4'P_20_13 + 5'P_20_14 + 5'P_20_15 + 6'P_20_16 + 5'P_20_17 + 5'P_20_18 + 4'P_20_19 + 4'P_20_20 + 3'P_20_21 + 3'P_20_22 + 2'P_20_23 + P_20_24 + P_21_7 + P_21_8 + 2'P_21_9 + 2'P_21_10 + 3'P_21_11 + 3'P_21_12 + 4'P_21_13 + 4'P_21_14 + 5'P_21_15 + 5'P_21_16 + 5'P_21_17 + 4'P_21_18 + 4'P_21_19 + 3'P_21_20 + 3'P_21_21 + 2'P_21_22 + P_21_23 + P_22_8 + P_22_9 + 2'P_22_10 + 2'P_22_11 + 3'P_22_12 + 3'P_22_13 + 4'P_22_14 + 4'P_22_15 + 5'P_22_16 + 4'P_22_17 + 4'P_22_18 + 3'P_22_19 + 3'P_22_20 + 2'P_22_21 + P_22_22 + P_23_9 + P_23_10 + 2'P_23_11 + 2'P_23_12 + 3'P_23_13 + 3'P_23_14 + 4'P_23_15 + 4'P_23_16 + 4'P_23_17 + 3'P_23_18 + 3'P_23_19 + 2'P_23_20 + P_23_21 + P_24_10 + P_24_11 + 2'P_24_12 + 2'P_24_13 + 3'P_24_14 + 3'P_24_15 + 4'P_24_16 + 3'P_24_17 + 3'P_24_18 + 2'P_24_19 + P_24_20 + P_25_11 + P_25_12 + 2'P_25_13 + 2'P_25_14 + 3'P_25_15 + 3'P_25_16 + 3'P_25_17 + 2'P_25_18 + P_25_19 + P_26_12 + P_26_13 + 2'P_26_14 + 2'P_26_15 + 3'P_26_16 + 2'P_26_17 + P_26_18 + P_27_13 + P_27_14 + 2'P_27_15 + 2'P_27_16 + P_27_17 + P_28_14 + P_28_15 + P_28_16 + -1'cX_17 + -2'cX_18 + -3'cX_19 + -4'cX_20 + -5'cX_21 + -6'cX_22 + -7'cX_23 + -8'cX_24 + -9'cX_25 + -10'cX_26 + -11'cX_27 + -12'cX_28 + -13'cX_29 + -1'cY_17 + -2'cY_18 + -3'cY_19 + -4'cY_20 + -5'cY_21 + -6'cY_22 + -7'cY_23 + -8'cY_24 + -9'cY_25 + -10'cY_26 + -11'cY_27 + -12'cY_28 + -13'cY_29 + 7'L_0 + 6'L_1 + 6'L_2 + 5'L_3 + 5'L_4 + 4'L_5 + 4'L_6 + 3'L_7 + 3'L_8 + 2'L_9 + 2'L_10 + L_11 + L_12 + L_46 + L_47 + 2'L_48 + 2'L_49 + 3'L_50 + 3'L_51 + 4'L_52 + 4'L_53 + 5'L_54 + 5'L_55 + 6'L_56 + 6'L_57 + 7'L_58 + R_19 + R_20 + 2'R_21 + 2'R_22 + 3'R_23 + 3'R_24 + 4'R_25 + 4'R_26 + 5'R_27 + 5'R_28 + 6'R_29 + 6'R_30 + 7'R_31 + 7'R_32 + 8'R_33 + 8'R_34 + 9'R_35 + 9'R_36 + 10'R_37 + 10'R_38 + 11'R_39 + 11'R_40 + 12'R_41 + 12'R_42 + 13'R_43 + 13'R_44 + 13'R_45 + 13'R_46 + 14'R_47 + 15'R_48 + 16'R_49 + 17'R_50 + 18'R_51 + 19'R_52 + 20'R_53 + 21'R_54 + 22'R_55 + 23'R_56 + 24'R_57 + 25'R_58 + 26'R_59 = 384
invariant :P_11_0 + -1'P_12_2 + -1'P_12_3 + -1'P_12_4 + -1'P_12_5 + -1'P_12_6 + -1'P_12_7 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_12_26 + -1'P_12_27 + -1'P_12_28 + -1'P_13_3 + -1'P_13_4 + -1'P_13_5 + -1'P_13_6 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_13_27 + -1'P_14_4 + -1'P_14_5 + -1'P_14_6 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_14_24 + -1'P_14_25 + -1'P_14_26 + -1'P_15_5 + -1'P_15_6 + -1'P_15_7 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_15_24 + -1'P_15_25 + -1'P_16_6 + -1'P_16_7 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_16_24 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_25_15 + P_26_15 + P_27_14 + P_27_15 + P_27_16 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 19
invariant :P_0_1 + -1'P_3_2 + -1'P_3_3 + -1'P_3_4 + -1'P_3_5 + -1'P_3_6 + -1'P_3_7 + -1'P_3_8 + -1'P_3_9 + -1'P_3_10 + -1'P_3_11 + -1'P_3_12 + -1'P_3_13 + -1'P_3_14 + -1'P_3_15 + -1'P_3_16 + -1'P_3_17 + -1'P_3_18 + -1'P_3_19 + -1'P_3_20 + -1'P_3_21 + -1'P_3_22 + -1'P_3_23 + -1'P_3_24 + -1'P_3_25 + -1'P_3_26 + -1'P_3_27 + -1'P_3_28 + -1'P_4_2 + -2'P_4_3 + -2'P_4_4 + -2'P_4_5 + -2'P_4_6 + -2'P_4_7 + -2'P_4_8 + -2'P_4_9 + -2'P_4_10 + -2'P_4_11 + -2'P_4_12 + -2'P_4_13 + -2'P_4_14 + -2'P_4_15 + -2'P_4_16 + -2'P_4_17 + -2'P_4_18 + -2'P_4_19 + -2'P_4_20 + -2'P_4_21 + -2'P_4_22 + -2'P_4_23 + -2'P_4_24 + -2'P_4_25 + -2'P_4_26 + -2'P_4_27 + -1'P_4_28 + -1'P_5_2 + -2'P_5_3 + -3'P_5_4 + -3'P_5_5 + -3'P_5_6 + -3'P_5_7 + -3'P_5_8 + -3'P_5_9 + -3'P_5_10 + -3'P_5_11 + -3'P_5_12 + -3'P_5_13 + -3'P_5_14 + -3'P_5_15 + -3'P_5_16 + -3'P_5_17 + -3'P_5_18 + -3'P_5_19 + -3'P_5_20 + -3'P_5_21 + -3'P_5_22 + -3'P_5_23 + -3'P_5_24 + -3'P_5_25 + -3'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_2 + -2'P_6_3 + -3'P_6_4 + -4'P_6_5 + -4'P_6_6 + -4'P_6_7 + -4'P_6_8 + -4'P_6_9 + -4'P_6_10 + -4'P_6_11 + -4'P_6_12 + -4'P_6_13 + -4'P_6_14 + -4'P_6_15 + -4'P_6_16 + -4'P_6_17 + -4'P_6_18 + -4'P_6_19 + -4'P_6_20 + -4'P_6_21 + -4'P_6_22 + -4'P_6_23 + -4'P_6_24 + -4'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_2 + -2'P_7_3 + -3'P_7_4 + -4'P_7_5 + -5'P_7_6 + -5'P_7_7 + -5'P_7_8 + -5'P_7_9 + -5'P_7_10 + -5'P_7_11 + -5'P_7_12 + -5'P_7_13 + -5'P_7_14 + -5'P_7_15 + -5'P_7_16 + -5'P_7_17 + -5'P_7_18 + -5'P_7_19 + -5'P_7_20 + -5'P_7_21 + -5'P_7_22 + -5'P_7_23 + -5'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_2 + -2'P_8_3 + -3'P_8_4 + -4'P_8_5 + -5'P_8_6 + -6'P_8_7 + -6'P_8_8 + -6'P_8_9 + -6'P_8_10 + -6'P_8_11 + -6'P_8_12 + -6'P_8_13 + -6'P_8_14 + -6'P_8_15 + -6'P_8_16 + -6'P_8_17 + -6'P_8_18 + -6'P_8_19 + -6'P_8_20 + -6'P_8_21 + -6'P_8_22 + -6'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_2 + -2'P_9_3 + -3'P_9_4 + -4'P_9_5 + -5'P_9_6 + -6'P_9_7 + -7'P_9_8 + -7'P_9_9 + -7'P_9_10 + -7'P_9_11 + -7'P_9_12 + -7'P_9_13 + -7'P_9_14 + -7'P_9_15 + -7'P_9_16 + -7'P_9_17 + -7'P_9_18 + -7'P_9_19 + -7'P_9_20 + -7'P_9_21 + -7'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_2 + -2'P_10_3 + -3'P_10_4 + -4'P_10_5 + -5'P_10_6 + -6'P_10_7 + -7'P_10_8 + -8'P_10_9 + -8'P_10_10 + -8'P_10_11 + -8'P_10_12 + -8'P_10_13 + -8'P_10_14 + -8'P_10_15 + -8'P_10_16 + -8'P_10_17 + -8'P_10_18 + -8'P_10_19 + -8'P_10_20 + -8'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_2 + -2'P_11_3 + -3'P_11_4 + -4'P_11_5 + -5'P_11_6 + -6'P_11_7 + -7'P_11_8 + -8'P_11_9 + -9'P_11_10 + -9'P_11_11 + -9'P_11_12 + -9'P_11_13 + -9'P_11_14 + -9'P_11_15 + -9'P_11_16 + -9'P_11_17 + -9'P_11_18 + -9'P_11_19 + -9'P_11_20 + -8'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_2 + -2'P_12_3 + -3'P_12_4 + -4'P_12_5 + -5'P_12_6 + -6'P_12_7 + -7'P_12_8 + -8'P_12_9 + -9'P_12_10 + -10'P_12_11 + -10'P_12_12 + -10'P_12_13 + -10'P_12_14 + -10'P_12_15 + -10'P_12_16 + -10'P_12_17 + -10'P_12_18 + -10'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_2 + -2'P_13_3 + -3'P_13_4 + -4'P_13_5 + -5'P_13_6 + -6'P_13_7 + -7'P_13_8 + -8'P_13_9 + -9'P_13_10 + -10'P_13_11 + -11'P_13_12 + -11'P_13_13 + -11'P_13_14 + -11'P_13_15 + -11'P_13_16 + -11'P_13_17 + -11'P_13_18 + -10'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_2 + -2'P_14_3 + -3'P_14_4 + -4'P_14_5 + -5'P_14_6 + -6'P_14_7 + -7'P_14_8 + -8'P_14_9 + -9'P_14_10 + -10'P_14_11 + -11'P_14_12 + -12'P_14_13 + -12'P_14_14 + -12'P_14_15 + -12'P_14_16 + -12'P_14_17 + -11'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_2 + -2'P_15_3 + -3'P_15_4 + -4'P_15_5 + -5'P_15_6 + -6'P_15_7 + -7'P_15_8 + -8'P_15_9 + -9'P_15_10 + -10'P_15_11 + -11'P_15_12 + -12'P_15_13 + -13'P_15_14 + -13'P_15_15 + -13'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_2 + -2'P_16_3 + -3'P_16_4 + -4'P_16_5 + -5'P_16_6 + -6'P_16_7 + -7'P_16_8 + -8'P_16_9 + -9'P_16_10 + -10'P_16_11 + -11'P_16_12 + -12'P_16_13 + -13'P_16_14 + -14'P_16_15 + -13'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_2 + -2'P_17_3 + -3'P_17_4 + -4'P_17_5 + -5'P_17_6 + -6'P_17_7 + -7'P_17_8 + -8'P_17_9 + -9'P_17_10 + -10'P_17_11 + -11'P_17_12 + -12'P_17_13 + -13'P_17_14 + -13'P_17_15 + -13'P_17_16 + -12'P_17_17 + -11'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_2 + -2'P_18_3 + -3'P_18_4 + -4'P_18_5 + -5'P_18_6 + -6'P_18_7 + -7'P_18_8 + -8'P_18_9 + -9'P_18_10 + -10'P_18_11 + -11'P_18_12 + -12'P_18_13 + -12'P_18_14 + -12'P_18_15 + -12'P_18_16 + -12'P_18_17 + -11'P_18_18 + -10'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_2 + -2'P_19_3 + -3'P_19_4 + -4'P_19_5 + -5'P_19_6 + -6'P_19_7 + -7'P_19_8 + -8'P_19_9 + -9'P_19_10 + -10'P_19_11 + -11'P_19_12 + -11'P_19_13 + -11'P_19_14 + -11'P_19_15 + -11'P_19_16 + -11'P_19_17 + -11'P_19_18 + -10'P_19_19 + -9'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_2 + -2'P_20_3 + -3'P_20_4 + -4'P_20_5 + -5'P_20_6 + -6'P_20_7 + -7'P_20_8 + -8'P_20_9 + -9'P_20_10 + -10'P_20_11 + -10'P_20_12 + -10'P_20_13 + -10'P_20_14 + -10'P_20_15 + -10'P_20_16 + -10'P_20_17 + -10'P_20_18 + -10'P_20_19 + -9'P_20_20 + -8'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_2 + -2'P_21_3 + -3'P_21_4 + -4'P_21_5 + -5'P_21_6 + -6'P_21_7 + -7'P_21_8 + -8'P_21_9 + -9'P_21_10 + -9'P_21_11 + -9'P_21_12 + -9'P_21_13 + -9'P_21_14 + -9'P_21_15 + -9'P_21_16 + -9'P_21_17 + -9'P_21_18 + -9'P_21_19 + -9'P_21_20 + -8'P_21_21 + -7'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_2 + -2'P_22_3 + -3'P_22_4 + -4'P_22_5 + -5'P_22_6 + -6'P_22_7 + -7'P_22_8 + -8'P_22_9 + -8'P_22_10 + -8'P_22_11 + -8'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -8'P_22_18 + -8'P_22_19 + -8'P_22_20 + -8'P_22_21 + -7'P_22_22 + -6'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_2 + -2'P_23_3 + -3'P_23_4 + -4'P_23_5 + -5'P_23_6 + -6'P_23_7 + -7'P_23_8 + -7'P_23_9 + -7'P_23_10 + -7'P_23_11 + -7'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -7'P_23_18 + -7'P_23_19 + -7'P_23_20 + -7'P_23_21 + -7'P_23_22 + -6'P_23_23 + -5'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_2 + -2'P_24_3 + -3'P_24_4 + -4'P_24_5 + -5'P_24_6 + -6'P_24_7 + -6'P_24_8 + -6'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -6'P_24_21 + -6'P_24_22 + -6'P_24_23 + -5'P_24_24 + -4'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_2 + -2'P_25_3 + -3'P_25_4 + -4'P_25_5 + -5'P_25_6 + -5'P_25_7 + -5'P_25_8 + -5'P_25_9 + -5'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -5'P_25_20 + -5'P_25_21 + -5'P_25_22 + -5'P_25_23 + -5'P_25_24 + -4'P_25_25 + -3'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_2 + -2'P_26_3 + -3'P_26_4 + -4'P_26_5 + -4'P_26_6 + -4'P_26_7 + -4'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -4'P_26_22 + -4'P_26_23 + -4'P_26_24 + -4'P_26_25 + -3'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_2 + -2'P_27_3 + -3'P_27_4 + -3'P_27_5 + -3'P_27_6 + -3'P_27_7 + -3'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -3'P_27_22 + -3'P_27_23 + -3'P_27_24 + -3'P_27_25 + -3'P_27_26 + -2'P_27_27 + -1'P_27_28 + -1'P_28_2 + -2'P_28_3 + -2'P_28_4 + -2'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -2'P_28_25 + -2'P_28_26 + -2'P_28_27 + -1'P_28_28 + -1'P_29_2 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + -1'P_29_28 + -1'cX_3 + -2'cX_4 + -3'cX_5 + -4'cX_6 + -5'cX_7 + -6'cX_8 + -7'cX_9 + -8'cX_10 + -9'cX_11 + -10'cX_12 + -11'cX_13 + -12'cX_14 + -13'cX_15 + -14'cX_16 + -15'cX_17 + -16'cX_18 + -17'cX_19 + -18'cX_20 + -19'cX_21 + -20'cX_22 + -21'cX_23 + -22'cX_24 + -23'cX_25 + -24'cX_26 + -25'cX_27 + -26'cX_28 + -27'cX_29 + -1'cY_2 + -2'cY_3 + -3'cY_4 + -4'cY_5 + -5'cY_6 + -6'cY_7 + -7'cY_8 + -8'cY_9 + -9'cY_10 + -10'cY_11 + -11'cY_12 + -12'cY_13 + -13'cY_14 + -14'cY_15 + -15'cY_16 + -16'cY_17 + -17'cY_18 + -18'cY_19 + -19'cY_20 + -20'cY_21 + -21'cY_22 + -22'cY_23 + -23'cY_24 + -24'cY_25 + -25'cY_26 + -26'cY_27 + -27'cY_28 + -28'cY_29 + 14'L_0 + 14'L_1 + 13'L_2 + 13'L_3 + 12'L_4 + 12'L_5 + 11'L_6 + 11'L_7 + 10'L_8 + 10'L_9 + 9'L_10 + 9'L_11 + 8'L_12 + 8'L_13 + 7'L_14 + 7'L_15 + 6'L_16 + 6'L_17 + 5'L_18 + 5'L_19 + 4'L_20 + 4'L_21 + 3'L_22 + 3'L_23 + 2'L_24 + 2'L_25 + L_26 + L_27 + -1'L_30 + L_33 + L_34 + 2'L_35 + 2'L_36 + 3'L_37 + 3'L_38 + 4'L_39 + 4'L_40 + 5'L_41 + 5'L_42 + 6'L_43 + 6'L_44 + 7'L_45 + 7'L_46 + 8'L_47 + 8'L_48 + 9'L_49 + 9'L_50 + 10'L_51 + 10'L_52 + 11'L_53 + 11'L_54 + 12'L_55 + 12'L_56 + 13'L_57 + 13'L_58 + R_2 + R_4 + R_5 + 2'R_6 + 2'R_7 + 3'R_8 + 3'R_9 + 4'R_10 + 4'R_11 + 5'R_12 + 5'R_13 + 6'R_14 + 6'R_15 + 7'R_16 + 7'R_17 + 8'R_18 + 8'R_19 + 9'R_20 + 9'R_21 + 10'R_22 + 10'R_23 + 11'R_24 + 11'R_25 + 12'R_26 + 12'R_27 + 13'R_28 + 13'R_29 + 14'R_30 + 14'R_31 + 15'R_32 + 16'R_33 + 18'R_34 + 19'R_35 + 21'R_36 + 22'R_37 + 24'R_38 + 25'R_39 + 27'R_40 + 28'R_41 + 30'R_42 + 31'R_43 + 33'R_44 + 34'R_45 + 36'R_46 + 37'R_47 + 39'R_48 + 40'R_49 + 42'R_50 + 43'R_51 + 45'R_52 + 46'R_53 + 48'R_54 + 49'R_55 + 51'R_56 + 52'R_57 + 54'R_58 + 55'R_59 = 798
invariant :P_1_12 + -1'P_3_11 + -1'P_3_12 + -1'P_3_13 + -1'P_4_10 + -2'P_4_11 + -2'P_4_12 + -2'P_4_13 + -1'P_4_14 + -1'P_5_9 + -2'P_5_10 + -3'P_5_11 + -3'P_5_12 + -3'P_5_13 + -2'P_5_14 + -1'P_5_15 + -1'P_6_8 + -2'P_6_9 + -3'P_6_10 + -4'P_6_11 + -4'P_6_12 + -4'P_6_13 + -3'P_6_14 + -2'P_6_15 + -1'P_6_16 + -1'P_7_7 + -2'P_7_8 + -3'P_7_9 + -4'P_7_10 + -5'P_7_11 + -5'P_7_12 + -5'P_7_13 + -4'P_7_14 + -3'P_7_15 + -2'P_7_16 + -1'P_7_17 + -1'P_8_6 + -2'P_8_7 + -3'P_8_8 + -4'P_8_9 + -5'P_8_10 + -6'P_8_11 + -6'P_8_12 + -6'P_8_13 + -5'P_8_14 + -4'P_8_15 + -3'P_8_16 + -2'P_8_17 + -1'P_8_18 + -1'P_9_5 + -2'P_9_6 + -3'P_9_7 + -4'P_9_8 + -5'P_9_9 + -6'P_9_10 + -7'P_9_11 + -7'P_9_12 + -7'P_9_13 + -6'P_9_14 + -5'P_9_15 + -4'P_9_16 + -3'P_9_17 + -2'P_9_18 + -1'P_9_19 + -1'P_10_4 + -2'P_10_5 + -3'P_10_6 + -4'P_10_7 + -5'P_10_8 + -6'P_10_9 + -7'P_10_10 + -8'P_10_11 + -8'P_10_12 + -8'P_10_13 + -7'P_10_14 + -6'P_10_15 + -5'P_10_16 + -4'P_10_17 + -3'P_10_18 + -2'P_10_19 + -1'P_10_20 + -1'P_11_3 + -2'P_11_4 + -3'P_11_5 + -4'P_11_6 + -5'P_11_7 + -6'P_11_8 + -7'P_11_9 + -8'P_11_10 + -9'P_11_11 + -9'P_11_12 + -9'P_11_13 + -8'P_11_14 + -7'P_11_15 + -6'P_11_16 + -5'P_11_17 + -4'P_11_18 + -3'P_11_19 + -2'P_11_20 + -1'P_11_21 + -1'P_12_2 + -2'P_12_3 + -3'P_12_4 + -4'P_12_5 + -5'P_12_6 + -6'P_12_7 + -7'P_12_8 + -8'P_12_9 + -9'P_12_10 + -10'P_12_11 + -10'P_12_12 + -10'P_12_13 + -9'P_12_14 + -8'P_12_15 + -7'P_12_16 + -6'P_12_17 + -5'P_12_18 + -4'P_12_19 + -3'P_12_20 + -2'P_12_21 + -1'P_12_22 + -1'P_13_2 + -2'P_13_3 + -3'P_13_4 + -4'P_13_5 + -5'P_13_6 + -6'P_13_7 + -7'P_13_8 + -8'P_13_9 + -9'P_13_10 + -10'P_13_11 + -10'P_13_12 + -10'P_13_13 + -9'P_13_14 + -8'P_13_15 + -7'P_13_16 + -6'P_13_17 + -5'P_13_18 + -4'P_13_19 + -3'P_13_20 + -2'P_13_21 + -1'P_13_22 + P_13_24 + P_13_25 + P_13_26 + P_13_27 + P_13_28 + -1'P_14_3 + -2'P_14_4 + -3'P_14_5 + -4'P_14_6 + -5'P_14_7 + -6'P_14_8 + -7'P_14_9 + -8'P_14_10 + -9'P_14_11 + -9'P_14_12 + -9'P_14_13 + -8'P_14_14 + -7'P_14_15 + -6'P_14_16 + -5'P_14_17 + -4'P_14_18 + -3'P_14_19 + -2'P_14_20 + -1'P_14_21 + P_14_23 + 2'P_14_24 + 3'P_14_25 + 3'P_14_26 + 3'P_14_27 + 2'P_14_28 + -1'P_15_4 + -2'P_15_5 + -3'P_15_6 + -4'P_15_7 + -5'P_15_8 + -6'P_15_9 + -7'P_15_10 + -8'P_15_11 + -8'P_15_12 + -8'P_15_13 + -7'P_15_14 + -6'P_15_15 + -5'P_15_16 + -4'P_15_17 + -3'P_15_18 + -2'P_15_19 + -1'P_15_20 + P_15_22 + 2'P_15_23 + 3'P_15_24 + 4'P_15_25 + 5'P_15_26 + 4'P_15_27 + 2'P_15_28 + -1'P_16_5 + -2'P_16_6 + -3'P_16_7 + -4'P_16_8 + -5'P_16_9 + -6'P_16_10 + -7'P_16_11 + -7'P_16_12 + -7'P_16_13 + -6'P_16_14 + -5'P_16_15 + -4'P_16_16 + -3'P_16_17 + -2'P_16_18 + -1'P_16_19 + P_16_21 + 2'P_16_22 + 3'P_16_23 + 4'P_16_24 + 5'P_16_25 + 5'P_16_26 + 4'P_16_27 + 2'P_16_28 + -1'P_17_6 + -2'P_17_7 + -3'P_17_8 + -4'P_17_9 + -5'P_17_10 + -6'P_17_11 + -6'P_17_12 + -6'P_17_13 + -5'P_17_14 + -4'P_17_15 + -3'P_17_16 + -2'P_17_17 + -1'P_17_18 + P_17_20 + 2'P_17_21 + 3'P_17_22 + 4'P_17_23 + 5'P_17_24 + 5'P_17_25 + 4'P_17_26 + 3'P_17_27 + 2'P_17_28 + -1'P_18_7 + -2'P_18_8 + -3'P_18_9 + -4'P_18_10 + -5'P_18_11 + -5'P_18_12 + -5'P_18_13 + -4'P_18_14 + -3'P_18_15 + -2'P_18_16 + -1'P_18_17 + P_18_19 + 2'P_18_20 + 3'P_18_21 + 4'P_18_22 + 5'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + -1'P_19_8 + -2'P_19_9 + -3'P_19_10 + -4'P_19_11 + -4'P_19_12 + -4'P_19_13 + -3'P_19_14 + -2'P_19_15 + -1'P_19_16 + P_19_18 + 2'P_19_19 + 3'P_19_20 + 4'P_19_21 + 5'P_19_22 + 5'P_19_23 + 4'P_19_24 + 3'P_19_25 + 2'P_19_26 + P_19_27 + -1'P_20_9 + -2'P_20_10 + -3'P_20_11 + -3'P_20_12 + -3'P_20_13 + -2'P_20_14 + -1'P_20_15 + P_20_17 + 2'P_20_18 + 3'P_20_19 + 4'P_20_20 + 5'P_20_21 + 5'P_20_22 + 4'P_20_23 + 3'P_20_24 + 2'P_20_25 + P_20_26 + -1'P_21_10 + -2'P_21_11 + -2'P_21_12 + -2'P_21_13 + -1'P_21_14 + P_21_16 + 2'P_21_17 + 3'P_21_18 + 4'P_21_19 + 5'P_21_20 + 5'P_21_21 + 4'P_21_22 + 3'P_21_23 + 2'P_21_24 + P_21_25 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + P_22_15 + 2'P_22_16 + 3'P_22_17 + 4'P_22_18 + 5'P_22_19 + 5'P_22_20 + 4'P_22_21 + 3'P_22_22 + 2'P_22_23 + P_22_24 + P_23_14 + 2'P_23_15 + 3'P_23_16 + 4'P_23_17 + 5'P_23_18 + 5'P_23_19 + 4'P_23_20 + 3'P_23_21 + 2'P_23_22 + P_23_23 + P_24_12 + P_24_13 + 2'P_24_14 + 3'P_24_15 + 4'P_24_16 + 5'P_24_17 + 5'P_24_18 + 4'P_24_19 + 3'P_24_20 + 2'P_24_21 + P_24_22 + P_25_12 + 2'P_25_13 + 3'P_25_14 + 4'P_25_15 + 5'P_25_16 + 5'P_25_17 + 4'P_25_18 + 3'P_25_19 + 2'P_25_20 + P_25_21 + P_26_12 + 2'P_26_13 + 4'P_26_14 + 5'P_26_15 + 5'P_26_16 + 4'P_26_17 + 3'P_26_18 + 2'P_26_19 + P_26_20 + P_27_12 + 2'P_27_13 + 4'P_27_14 + 5'P_27_15 + 4'P_27_16 + 3'P_27_17 + 2'P_27_18 + P_27_19 + P_28_12 + 2'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 2'P_28_17 + P_28_18 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + cX_13 + 3'cX_14 + 5'cX_15 + 7'cX_16 + 9'cX_17 + 11'cX_18 + 13'cX_19 + 15'cX_20 + 17'cX_21 + 19'cX_22 + 21'cX_23 + 23'cX_24 + 25'cX_25 + 27'cX_26 + 29'cX_27 + 31'cX_28 + 33'cX_29 + cY_12 + 2'cY_13 + 4'cY_14 + 6'cY_15 + 8'cY_16 + 10'cY_17 + 12'cY_18 + 14'cY_19 + 16'cY_20 + 18'cY_21 + 20'cY_22 + 22'cY_23 + 24'cY_24 + 26'cY_25 + 28'cY_26 + 30'cY_27 + 32'cY_28 + 34'cY_29 + -18'L_0 + -17'L_1 + -16'L_2 + -15'L_3 + -14'L_4 + -13'L_5 + -12'L_6 + -11'L_7 + -10'L_8 + -9'L_9 + -8'L_10 + -7'L_11 + -6'L_12 + -5'L_13 + -4'L_14 + -3'L_15 + -2'L_16 + -1'L_17 + -1'L_42 + -2'L_43 + -3'L_44 + -4'L_45 + -5'L_46 + -6'L_47 + -7'L_48 + -8'L_49 + -9'L_50 + -10'L_51 + -11'L_52 + -12'L_53 + -13'L_54 + -14'L_55 + -15'L_56 + -16'L_57 + -17'L_58 + -1'R_15 + -2'R_16 + -3'R_17 + -4'R_18 + -5'R_19 + -6'R_20 + -7'R_21 + -8'R_22 + -9'R_23 + -10'R_24 + -11'R_25 + -12'R_26 + -13'R_27 + -14'R_28 + -15'R_29 + -16'R_30 + -17'R_31 + -18'R_32 + -19'R_33 + -20'R_34 + -21'R_35 + -22'R_36 + -23'R_37 + -24'R_38 + -25'R_39 + -26'R_40 + -27'R_41 + -28'R_42 + -30'R_43 + -33'R_44 + -36'R_45 + -39'R_46 + -42'R_47 + -45'R_48 + -47'R_49 + -49'R_50 + -51'R_51 + -53'R_52 + -55'R_53 + -57'R_54 + -59'R_55 + -61'R_56 + -63'R_57 + -65'R_58 + -67'R_59 = -986
invariant :P_2_5 + P_3_4 + P_3_5 + P_3_6 + P_4_3 + P_4_4 + 2'P_4_5 + P_4_6 + P_4_7 + P_5_2 + P_5_3 + 2'P_5_4 + 2'P_5_5 + 2'P_5_6 + P_5_7 + P_5_8 + P_6_3 + P_6_4 + 2'P_6_5 + P_6_6 + P_6_7 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_6_26 + -1'P_6_27 + -1'P_6_28 + P_7_4 + P_7_5 + P_7_6 + -1'P_7_9 + -1'P_7_10 + -2'P_7_11 + -2'P_7_12 + -2'P_7_13 + -2'P_7_14 + -2'P_7_15 + -2'P_7_16 + -2'P_7_17 + -2'P_7_18 + -2'P_7_19 + -2'P_7_20 + -2'P_7_21 + -2'P_7_22 + -2'P_7_23 + -2'P_7_24 + -2'P_7_25 + -2'P_7_26 + -2'P_7_27 + -1'P_7_28 + P_8_5 + -1'P_8_8 + -1'P_8_9 + -2'P_8_10 + -2'P_8_11 + -3'P_8_12 + -3'P_8_13 + -3'P_8_14 + -3'P_8_15 + -3'P_8_16 + -3'P_8_17 + -3'P_8_18 + -3'P_8_19 + -3'P_8_20 + -3'P_8_21 + -3'P_8_22 + -3'P_8_23 + -3'P_8_24 + -3'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_7 + -1'P_9_8 + -2'P_9_9 + -2'P_9_10 + -3'P_9_11 + -3'P_9_12 + -4'P_9_13 + -4'P_9_14 + -4'P_9_15 + -4'P_9_16 + -4'P_9_17 + -4'P_9_18 + -4'P_9_19 + -4'P_9_20 + -4'P_9_21 + -4'P_9_22 + -4'P_9_23 + -4'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_6 + -1'P_10_7 + -2'P_10_8 + -2'P_10_9 + -3'P_10_10 + -3'P_10_11 + -4'P_10_12 + -4'P_10_13 + -5'P_10_14 + -5'P_10_15 + -5'P_10_16 + -5'P_10_17 + -5'P_10_18 + -5'P_10_19 + -5'P_10_20 + -5'P_10_21 + -5'P_10_22 + -5'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_6 + -2'P_11_7 + -2'P_11_8 + -3'P_11_9 + -3'P_11_10 + -4'P_11_11 + -4'P_11_12 + -5'P_11_13 + -5'P_11_14 + -6'P_11_15 + -6'P_11_16 + -6'P_11_17 + -6'P_11_18 + -6'P_11_19 + -6'P_11_20 + -6'P_11_21 + -6'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_6 + -2'P_12_7 + -3'P_12_8 + -3'P_12_9 + -4'P_12_10 + -4'P_12_11 + -5'P_12_12 + -5'P_12_13 + -6'P_12_14 + -6'P_12_15 + -7'P_12_16 + -7'P_12_17 + -7'P_12_18 + -7'P_12_19 + -7'P_12_20 + -7'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_6 + -2'P_13_7 + -3'P_13_8 + -4'P_13_9 + -4'P_13_10 + -5'P_13_11 + -5'P_13_12 + -6'P_13_13 + -6'P_13_14 + -7'P_13_15 + -7'P_13_16 + -8'P_13_17 + -8'P_13_18 + -8'P_13_19 + -8'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_6 + -2'P_14_7 + -3'P_14_8 + -4'P_14_9 + -5'P_14_10 + -5'P_14_11 + -6'P_14_12 + -6'P_14_13 + -7'P_14_14 + -7'P_14_15 + -8'P_14_16 + -8'P_14_17 + -9'P_14_18 + -9'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_6 + -2'P_15_7 + -3'P_15_8 + -4'P_15_9 + -5'P_15_10 + -6'P_15_11 + -6'P_15_12 + -7'P_15_13 + -7'P_15_14 + -8'P_15_15 + -8'P_15_16 + -9'P_15_17 + -9'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_6 + -2'P_16_7 + -3'P_16_8 + -4'P_16_9 + -5'P_16_10 + -6'P_16_11 + -7'P_16_12 + -7'P_16_13 + -8'P_16_14 + -8'P_16_15 + -9'P_16_16 + -9'P_16_17 + -10'P_16_18 + -9'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_6 + -2'P_17_7 + -3'P_17_8 + -4'P_17_9 + -5'P_17_10 + -6'P_17_11 + -7'P_17_12 + -8'P_17_13 + -8'P_17_14 + -9'P_17_15 + -9'P_17_16 + -10'P_17_17 + -9'P_17_18 + -9'P_17_19 + -8'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_6 + -2'P_18_7 + -3'P_18_8 + -4'P_18_9 + -5'P_18_10 + -6'P_18_11 + -7'P_18_12 + -8'P_18_13 + -9'P_18_14 + -9'P_18_15 + -10'P_18_16 + -9'P_18_17 + -9'P_18_18 + -8'P_18_19 + -8'P_18_20 + -7'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_6 + -2'P_19_7 + -3'P_19_8 + -4'P_19_9 + -5'P_19_10 + -6'P_19_11 + -7'P_19_12 + -8'P_19_13 + -9'P_19_14 + -10'P_19_15 + -9'P_19_16 + -9'P_19_17 + -8'P_19_18 + -8'P_19_19 + -7'P_19_20 + -7'P_19_21 + -6'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_6 + -2'P_20_7 + -3'P_20_8 + -4'P_20_9 + -5'P_20_10 + -6'P_20_11 + -7'P_20_12 + -8'P_20_13 + -9'P_20_14 + -9'P_20_15 + -9'P_20_16 + -8'P_20_17 + -8'P_20_18 + -7'P_20_19 + -7'P_20_20 + -6'P_20_21 + -6'P_20_22 + -5'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_6 + -2'P_21_7 + -3'P_21_8 + -4'P_21_9 + -5'P_21_10 + -6'P_21_11 + -7'P_21_12 + -8'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -8'P_21_17 + -7'P_21_18 + -7'P_21_19 + -6'P_21_20 + -6'P_21_21 + -5'P_21_22 + -5'P_21_23 + -4'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_6 + -2'P_22_7 + -3'P_22_8 + -4'P_22_9 + -5'P_22_10 + -6'P_22_11 + -7'P_22_12 + -7'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -7'P_22_17 + -7'P_22_18 + -6'P_22_19 + -6'P_22_20 + -5'P_22_21 + -5'P_22_22 + -4'P_22_23 + -4'P_22_24 + -3'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_6 + -2'P_23_7 + -3'P_23_8 + -4'P_23_9 + -5'P_23_10 + -6'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -6'P_23_19 + -5'P_23_20 + -5'P_23_21 + -4'P_23_22 + -4'P_23_23 + -3'P_23_24 + -3'P_23_25 + -2'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_6 + -2'P_24_7 + -3'P_24_8 + -4'P_24_9 + -5'P_24_10 + -5'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -5'P_24_19 + -5'P_24_20 + -4'P_24_21 + -4'P_24_22 + -3'P_24_23 + -3'P_24_24 + -2'P_24_25 + -2'P_24_26 + -1'P_24_27 + -1'P_24_28 + -1'P_25_6 + -2'P_25_7 + -3'P_25_8 + -4'P_25_9 + -4'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -4'P_25_20 + -4'P_25_21 + -3'P_25_22 + -3'P_25_23 + -2'P_25_24 + -2'P_25_25 + -1'P_25_26 + -1'P_25_27 + -1'P_26_6 + -2'P_26_7 + -3'P_26_8 + -3'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -3'P_26_21 + -3'P_26_22 + -2'P_26_23 + -2'P_26_24 + -1'P_26_25 + -1'P_26_26 + -1'P_27_6 + -2'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -2'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'cX_6 + -2'cX_7 + -3'cX_8 + -4'cX_9 + -5'cX_10 + -6'cX_11 + -7'cX_12 + -8'cX_13 + -9'cX_14 + -10'cX_15 + -11'cX_16 + -12'cX_17 + -13'cX_18 + -14'cX_19 + -15'cX_20 + -16'cX_21 + -17'cX_22 + -18'cX_23 + -19'cX_24 + -20'cX_25 + -21'cX_26 + -22'cX_27 + -23'cX_28 + -24'cX_29 + -1'cY_6 + -2'cY_7 + -3'cY_8 + -4'cY_9 + -5'cY_10 + -6'cY_11 + -7'cY_12 + -8'cY_13 + -9'cY_14 + -10'cY_15 + -11'cY_16 + -12'cY_17 + -13'cY_18 + -14'cY_19 + -15'cY_20 + -16'cY_21 + -17'cY_22 + -18'cY_23 + -19'cY_24 + -20'cY_25 + -21'cY_26 + -22'cY_27 + -23'cY_28 + -24'cY_29 + 12'L_0 + 12'L_1 + 11'L_2 + 11'L_3 + 10'L_4 + 10'L_5 + 9'L_6 + 9'L_7 + 8'L_8 + 8'L_9 + 7'L_10 + 7'L_11 + 6'L_12 + 6'L_13 + 5'L_14 + 5'L_15 + 4'L_16 + 4'L_17 + 3'L_18 + 3'L_19 + 2'L_20 + 2'L_21 + L_22 + L_23 + L_35 + L_36 + 2'L_37 + 2'L_38 + 3'L_39 + 3'L_40 + 4'L_41 + 4'L_42 + 5'L_43 + 5'L_44 + 6'L_45 + 6'L_46 + 7'L_47 + 7'L_48 + 8'L_49 + 8'L_50 + 9'L_51 + 9'L_52 + 10'L_53 + 10'L_54 + 11'L_55 + 11'L_56 + 12'L_57 + 12'L_58 + R_8 + R_9 + 2'R_10 + 2'R_11 + 3'R_12 + 3'R_13 + 4'R_14 + 4'R_15 + 5'R_16 + 5'R_17 + 6'R_18 + 6'R_19 + 7'R_20 + 7'R_21 + 8'R_22 + 8'R_23 + 9'R_24 + 9'R_25 + 10'R_26 + 10'R_27 + 11'R_28 + 11'R_29 + 12'R_30 + 12'R_31 + 13'R_32 + 13'R_33 + 14'R_34 + 14'R_35 + 16'R_36 + 17'R_37 + 19'R_38 + 20'R_39 + 22'R_40 + 23'R_41 + 25'R_42 + 26'R_43 + 28'R_44 + 29'R_45 + 31'R_46 + 32'R_47 + 34'R_48 + 35'R_49 + 37'R_50 + 38'R_51 + 40'R_52 + 41'R_53 + 43'R_54 + 44'R_55 + 45'R_56 + 46'R_57 + 47'R_58 + 48'R_59 = 708
invariant :P_26_1 + P_26_2 + P_26_3 + P_26_4 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_26_26 + P_26_27 + P_26_28 + P_27_2 + P_27_3 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_27_26 + P_27_27 + P_28_3 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -4
invariant :P_18_1 + P_18_2 + P_18_3 + P_18_4 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_18_26 + P_18_27 + P_18_28 + P_19_2 + P_19_3 + P_19_4 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_19_26 + P_19_27 + P_20_3 + P_20_4 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_20_26 + P_21_4 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -12
invariant :P_1_2 + P_3_4 + P_3_5 + P_3_6 + P_3_7 + P_3_8 + P_3_9 + P_3_10 + P_3_11 + P_3_12 + P_3_13 + P_3_14 + P_3_15 + P_3_16 + P_3_17 + P_3_18 + P_3_19 + P_3_20 + P_3_21 + P_3_22 + P_3_23 + P_3_24 + P_3_25 + P_3_26 + P_3_27 + P_3_28 + P_4_2 + P_4_3 + 2'P_4_4 + 3'P_4_5 + 3'P_4_6 + 3'P_4_7 + 3'P_4_8 + 3'P_4_9 + 3'P_4_10 + 3'P_4_11 + 3'P_4_12 + 3'P_4_13 + 3'P_4_14 + 3'P_4_15 + 3'P_4_16 + 3'P_4_17 + 3'P_4_18 + 3'P_4_19 + 3'P_4_20 + 3'P_4_21 + 3'P_4_22 + 3'P_4_23 + 3'P_4_24 + 3'P_4_25 + 3'P_4_26 + 3'P_4_27 + 2'P_4_28 + P_5_2 + 2'P_5_3 + 3'P_5_4 + 4'P_5_5 + 5'P_5_6 + 5'P_5_7 + 5'P_5_8 + 5'P_5_9 + 5'P_5_10 + 5'P_5_11 + 5'P_5_12 + 5'P_5_13 + 5'P_5_14 + 5'P_5_15 + 5'P_5_16 + 5'P_5_17 + 5'P_5_18 + 5'P_5_19 + 5'P_5_20 + 5'P_5_21 + 5'P_5_22 + 5'P_5_23 + 5'P_5_24 + 5'P_5_25 + 5'P_5_26 + 4'P_5_27 + 2'P_5_28 + P_6_2 + 2'P_6_3 + 4'P_6_4 + 5'P_6_5 + 6'P_6_6 + 7'P_6_7 + 7'P_6_8 + 7'P_6_9 + 7'P_6_10 + 7'P_6_11 + 7'P_6_12 + 7'P_6_13 + 7'P_6_14 + 7'P_6_15 + 7'P_6_16 + 7'P_6_17 + 7'P_6_18 + 7'P_6_19 + 7'P_6_20 + 7'P_6_21 + 7'P_6_22 + 7'P_6_23 + 7'P_6_24 + 7'P_6_25 + 6'P_6_26 + 4'P_6_27 + 2'P_6_28 + P_7_2 + 2'P_7_3 + 4'P_7_4 + 6'P_7_5 + 7'P_7_6 + 8'P_7_7 + 9'P_7_8 + 9'P_7_9 + 9'P_7_10 + 9'P_7_11 + 9'P_7_12 + 9'P_7_13 + 9'P_7_14 + 9'P_7_15 + 9'P_7_16 + 9'P_7_17 + 9'P_7_18 + 9'P_7_19 + 9'P_7_20 + 9'P_7_21 + 9'P_7_22 + 9'P_7_23 + 9'P_7_24 + 8'P_7_25 + 6'P_7_26 + 4'P_7_27 + 2'P_7_28 + P_8_2 + 2'P_8_3 + 4'P_8_4 + 6'P_8_5 + 8'P_8_6 + 9'P_8_7 + 10'P_8_8 + 11'P_8_9 + 11'P_8_10 + 11'P_8_11 + 11'P_8_12 + 11'P_8_13 + 11'P_8_14 + 11'P_8_15 + 11'P_8_16 + 11'P_8_17 + 11'P_8_18 + 11'P_8_19 + 11'P_8_20 + 11'P_8_21 + 11'P_8_22 + 11'P_8_23 + 10'P_8_24 + 8'P_8_25 + 6'P_8_26 + 4'P_8_27 + 2'P_8_28 + P_9_2 + 2'P_9_3 + 4'P_9_4 + 6'P_9_5 + 8'P_9_6 + 10'P_9_7 + 11'P_9_8 + 12'P_9_9 + 13'P_9_10 + 13'P_9_11 + 13'P_9_12 + 13'P_9_13 + 13'P_9_14 + 13'P_9_15 + 13'P_9_16 + 13'P_9_17 + 13'P_9_18 + 13'P_9_19 + 13'P_9_20 + 13'P_9_21 + 13'P_9_22 + 12'P_9_23 + 10'P_9_24 + 8'P_9_25 + 6'P_9_26 + 4'P_9_27 + 2'P_9_28 + P_10_2 + 2'P_10_3 + 4'P_10_4 + 6'P_10_5 + 8'P_10_6 + 10'P_10_7 + 12'P_10_8 + 13'P_10_9 + 14'P_10_10 + 15'P_10_11 + 15'P_10_12 + 15'P_10_13 + 15'P_10_14 + 15'P_10_15 + 15'P_10_16 + 15'P_10_17 + 15'P_10_18 + 15'P_10_19 + 15'P_10_20 + 15'P_10_21 + 14'P_10_22 + 12'P_10_23 + 10'P_10_24 + 8'P_10_25 + 6'P_10_26 + 4'P_10_27 + 2'P_10_28 + P_11_2 + 2'P_11_3 + 4'P_11_4 + 6'P_11_5 + 8'P_11_6 + 10'P_11_7 + 12'P_11_8 + 14'P_11_9 + 15'P_11_10 + 16'P_11_11 + 17'P_11_12 + 17'P_11_13 + 17'P_11_14 + 17'P_11_15 + 17'P_11_16 + 17'P_11_17 + 17'P_11_18 + 17'P_11_19 + 17'P_11_20 + 16'P_11_21 + 14'P_11_22 + 12'P_11_23 + 10'P_11_24 + 8'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + P_12_2 + 2'P_12_3 + 4'P_12_4 + 6'P_12_5 + 8'P_12_6 + 10'P_12_7 + 12'P_12_8 + 14'P_12_9 + 16'P_12_10 + 17'P_12_11 + 18'P_12_12 + 19'P_12_13 + 19'P_12_14 + 19'P_12_15 + 19'P_12_16 + 19'P_12_17 + 19'P_12_18 + 19'P_12_19 + 18'P_12_20 + 16'P_12_21 + 14'P_12_22 + 12'P_12_23 + 10'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_2 + 2'P_13_3 + 4'P_13_4 + 6'P_13_5 + 8'P_13_6 + 10'P_13_7 + 12'P_13_8 + 14'P_13_9 + 16'P_13_10 + 18'P_13_11 + 19'P_13_12 + 20'P_13_13 + 21'P_13_14 + 21'P_13_15 + 21'P_13_16 + 21'P_13_17 + 21'P_13_18 + 20'P_13_19 + 18'P_13_20 + 16'P_13_21 + 14'P_13_22 + 12'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_2 + 2'P_14_3 + 4'P_14_4 + 6'P_14_5 + 8'P_14_6 + 10'P_14_7 + 12'P_14_8 + 14'P_14_9 + 16'P_14_10 + 18'P_14_11 + 20'P_14_12 + 21'P_14_13 + 22'P_14_14 + 23'P_14_15 + 23'P_14_16 + 23'P_14_17 + 22'P_14_18 + 20'P_14_19 + 18'P_14_20 + 16'P_14_21 + 14'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_2 + 2'P_15_3 + 4'P_15_4 + 6'P_15_5 + 8'P_15_6 + 10'P_15_7 + 12'P_15_8 + 14'P_15_9 + 16'P_15_10 + 18'P_15_11 + 20'P_15_12 + 22'P_15_13 + 23'P_15_14 + 24'P_15_15 + 25'P_15_16 + 24'P_15_17 + 22'P_15_18 + 20'P_15_19 + 18'P_15_20 + 16'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_2 + 2'P_16_3 + 4'P_16_4 + 6'P_16_5 + 8'P_16_6 + 10'P_16_7 + 12'P_16_8 + 14'P_16_9 + 16'P_16_10 + 18'P_16_11 + 20'P_16_12 + 22'P_16_13 + 24'P_16_14 + 25'P_16_15 + 25'P_16_16 + 24'P_16_17 + 22'P_16_18 + 20'P_16_19 + 18'P_16_20 + 16'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_2 + 2'P_17_3 + 4'P_17_4 + 6'P_17_5 + 8'P_17_6 + 10'P_17_7 + 12'P_17_8 + 14'P_17_9 + 16'P_17_10 + 18'P_17_11 + 20'P_17_12 + 22'P_17_13 + 24'P_17_14 + 25'P_17_15 + 24'P_17_16 + 23'P_17_17 + 22'P_17_18 + 20'P_17_19 + 18'P_17_20 + 16'P_17_21 + 14'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_2 + 2'P_18_3 + 4'P_18_4 + 6'P_18_5 + 8'P_18_6 + 10'P_18_7 + 12'P_18_8 + 14'P_18_9 + 16'P_18_10 + 18'P_18_11 + 20'P_18_12 + 22'P_18_13 + 23'P_18_14 + 23'P_18_15 + 23'P_18_16 + 22'P_18_17 + 21'P_18_18 + 20'P_18_19 + 18'P_18_20 + 16'P_18_21 + 14'P_18_22 + 12'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_2 + 2'P_19_3 + 4'P_19_4 + 6'P_19_5 + 8'P_19_6 + 10'P_19_7 + 12'P_19_8 + 14'P_19_9 + 16'P_19_10 + 18'P_19_11 + 20'P_19_12 + 21'P_19_13 + 21'P_19_14 + 21'P_19_15 + 21'P_19_16 + 21'P_19_17 + 20'P_19_18 + 19'P_19_19 + 18'P_19_20 + 16'P_19_21 + 14'P_19_22 + 12'P_19_23 + 10'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_2 + 2'P_20_3 + 4'P_20_4 + 6'P_20_5 + 8'P_20_6 + 10'P_20_7 + 12'P_20_8 + 14'P_20_9 + 16'P_20_10 + 18'P_20_11 + 19'P_20_12 + 19'P_20_13 + 19'P_20_14 + 19'P_20_15 + 19'P_20_16 + 19'P_20_17 + 19'P_20_18 + 18'P_20_19 + 17'P_20_20 + 16'P_20_21 + 14'P_20_22 + 12'P_20_23 + 10'P_20_24 + 8'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_2 + 2'P_21_3 + 4'P_21_4 + 6'P_21_5 + 8'P_21_6 + 10'P_21_7 + 12'P_21_8 + 14'P_21_9 + 16'P_21_10 + 17'P_21_11 + 17'P_21_12 + 17'P_21_13 + 17'P_21_14 + 17'P_21_15 + 17'P_21_16 + 17'P_21_17 + 17'P_21_18 + 17'P_21_19 + 16'P_21_20 + 15'P_21_21 + 14'P_21_22 + 12'P_21_23 + 10'P_21_24 + 8'P_21_25 + 6'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_2 + 2'P_22_3 + 4'P_22_4 + 6'P_22_5 + 8'P_22_6 + 10'P_22_7 + 12'P_22_8 + 14'P_22_9 + 15'P_22_10 + 15'P_22_11 + 15'P_22_12 + 15'P_22_13 + 15'P_22_14 + 15'P_22_15 + 15'P_22_16 + 15'P_22_17 + 15'P_22_18 + 15'P_22_19 + 15'P_22_20 + 14'P_22_21 + 13'P_22_22 + 12'P_22_23 + 10'P_22_24 + 8'P_22_25 + 6'P_22_26 + 4'P_22_27 + 2'P_22_28 + P_23_2 + 2'P_23_3 + 4'P_23_4 + 6'P_23_5 + 8'P_23_6 + 10'P_23_7 + 12'P_23_8 + 13'P_23_9 + 13'P_23_10 + 13'P_23_11 + 13'P_23_12 + 13'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 13'P_23_17 + 13'P_23_18 + 13'P_23_19 + 13'P_23_20 + 13'P_23_21 + 12'P_23_22 + 11'P_23_23 + 10'P_23_24 + 8'P_23_25 + 6'P_23_26 + 4'P_23_27 + 2'P_23_28 + P_24_2 + 2'P_24_3 + 4'P_24_4 + 6'P_24_5 + 8'P_24_6 + 10'P_24_7 + 11'P_24_8 + 11'P_24_9 + 11'P_24_10 + 11'P_24_11 + 11'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 11'P_24_18 + 11'P_24_19 + 11'P_24_20 + 11'P_24_21 + 11'P_24_22 + 10'P_24_23 + 9'P_24_24 + 8'P_24_25 + 6'P_24_26 + 4'P_24_27 + 2'P_24_28 + P_25_2 + 2'P_25_3 + 4'P_25_4 + 6'P_25_5 + 8'P_25_6 + 9'P_25_7 + 9'P_25_8 + 9'P_25_9 + 9'P_25_10 + 9'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 9'P_25_19 + 9'P_25_20 + 9'P_25_21 + 9'P_25_22 + 9'P_25_23 + 8'P_25_24 + 7'P_25_25 + 6'P_25_26 + 4'P_25_27 + 2'P_25_28 + P_26_2 + 2'P_26_3 + 4'P_26_4 + 6'P_26_5 + 7'P_26_6 + 7'P_26_7 + 7'P_26_8 + 7'P_26_9 + 7'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 7'P_26_20 + 7'P_26_21 + 7'P_26_22 + 7'P_26_23 + 7'P_26_24 + 6'P_26_25 + 5'P_26_26 + 4'P_26_27 + 2'P_26_28 + P_27_2 + 2'P_27_3 + 4'P_27_4 + 5'P_27_5 + 5'P_27_6 + 5'P_27_7 + 5'P_27_8 + 5'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 5'P_27_21 + 5'P_27_22 + 5'P_27_23 + 5'P_27_24 + 5'P_27_25 + 4'P_27_26 + 3'P_27_27 + 2'P_27_28 + P_28_2 + 2'P_28_3 + 3'P_28_4 + 3'P_28_5 + 3'P_28_6 + 3'P_28_7 + 3'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 3'P_28_22 + 3'P_28_23 + 3'P_28_24 + 3'P_28_25 + 3'P_28_26 + 2'P_28_27 + P_28_28 + P_29_2 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + cX_3 + 3'cX_4 + 5'cX_5 + 7'cX_6 + 9'cX_7 + 11'cX_8 + 13'cX_9 + 15'cX_10 + 17'cX_11 + 19'cX_12 + 21'cX_13 + 23'cX_14 + 25'cX_15 + 27'cX_16 + 29'cX_17 + 31'cX_18 + 33'cX_19 + 35'cX_20 + 37'cX_21 + 39'cX_22 + 41'cX_23 + 43'cX_24 + 45'cX_25 + 47'cX_26 + 49'cX_27 + 51'cX_28 + 53'cX_29 + cY_2 + 2'cY_3 + 4'cY_4 + 6'cY_5 + 8'cY_6 + 10'cY_7 + 12'cY_8 + 14'cY_9 + 16'cY_10 + 18'cY_11 + 20'cY_12 + 22'cY_13 + 24'cY_14 + 26'cY_15 + 28'cY_16 + 30'cY_17 + 32'cY_18 + 34'cY_19 + 36'cY_20 + 38'cY_21 + 40'cY_22 + 42'cY_23 + 44'cY_24 + 46'cY_25 + 48'cY_26 + 50'cY_27 + 52'cY_28 + 54'cY_29 + -28'L_0 + -27'L_1 + -26'L_2 + -25'L_3 + -24'L_4 + -23'L_5 + -22'L_6 + -21'L_7 + -20'L_8 + -19'L_9 + -18'L_10 + -17'L_11 + -16'L_12 + -15'L_13 + -14'L_14 + -13'L_15 + -12'L_16 + -11'L_17 + -10'L_18 + -9'L_19 + -8'L_20 + -7'L_21 + -6'L_22 + -5'L_23 + -4'L_24 + -3'L_25 + -2'L_26 + -1'L_27 + -1'L_32 + -2'L_33 + -3'L_34 + -4'L_35 + -5'L_36 + -6'L_37 + -7'L_38 + -8'L_39 + -9'L_40 + -10'L_41 + -11'L_42 + -12'L_43 + -13'L_44 + -14'L_45 + -15'L_46 + -16'L_47 + -17'L_48 + -18'L_49 + -19'L_50 + -20'L_51 + -21'L_52 + -22'L_53 + -23'L_54 + -24'L_55 + -25'L_56 + -26'L_57 + -27'L_58 + -1'R_5 + -2'R_6 + -3'R_7 + -4'R_8 + -5'R_9 + -6'R_10 + -7'R_11 + -8'R_12 + -9'R_13 + -10'R_14 + -11'R_15 + -12'R_16 + -13'R_17 + -14'R_18 + -15'R_19 + -16'R_20 + -17'R_21 + -18'R_22 + -19'R_23 + -20'R_24 + -21'R_25 + -22'R_26 + -23'R_27 + -24'R_28 + -25'R_29 + -26'R_30 + -27'R_31 + -28'R_32 + -30'R_33 + -33'R_34 + -36'R_35 + -39'R_36 + -42'R_37 + -45'R_38 + -48'R_39 + -51'R_40 + -54'R_41 + -57'R_42 + -60'R_43 + -63'R_44 + -66'R_45 + -69'R_46 + -72'R_47 + -75'R_48 + -78'R_49 + -81'R_50 + -84'R_51 + -87'R_52 + -90'R_53 + -93'R_54 + -96'R_55 + -99'R_56 + -102'R_57 + -105'R_58 + -107'R_59 = -1566
invariant :P_4_29 + P_5_28 + P_6_27 + P_7_26 + P_8_25 + P_9_24 + P_10_23 + P_11_22 + P_12_21 + P_13_20 + P_14_19 + P_15_18 + P_16_17 + P_17_16 + P_18_15 + P_19_14 + P_20_13 + P_21_12 + P_22_11 + P_23_10 + P_24_9 + P_25_8 + P_26_7 + P_27_6 + P_28_5 + P_29_4 + R_34 = 1
invariant :P_1_18 + -1'P_3_17 + -1'P_3_18 + -1'P_3_19 + -1'P_4_16 + -2'P_4_17 + -2'P_4_18 + -2'P_4_19 + -1'P_4_20 + -1'P_5_15 + -2'P_5_16 + -3'P_5_17 + -3'P_5_18 + -3'P_5_19 + -2'P_5_20 + -1'P_5_21 + -1'P_6_14 + -2'P_6_15 + -3'P_6_16 + -4'P_6_17 + -4'P_6_18 + -4'P_6_19 + -3'P_6_20 + -2'P_6_21 + -1'P_6_22 + -1'P_7_13 + -2'P_7_14 + -3'P_7_15 + -4'P_7_16 + -5'P_7_17 + -5'P_7_18 + -5'P_7_19 + -4'P_7_20 + -3'P_7_21 + -2'P_7_22 + -1'P_7_23 + -1'P_8_12 + -2'P_8_13 + -3'P_8_14 + -4'P_8_15 + -5'P_8_16 + -6'P_8_17 + -6'P_8_18 + -6'P_8_19 + -5'P_8_20 + -4'P_8_21 + -3'P_8_22 + -2'P_8_23 + -1'P_8_24 + -1'P_9_11 + -2'P_9_12 + -3'P_9_13 + -4'P_9_14 + -5'P_9_15 + -6'P_9_16 + -7'P_9_17 + -7'P_9_18 + -7'P_9_19 + -6'P_9_20 + -5'P_9_21 + -4'P_9_22 + -3'P_9_23 + -2'P_9_24 + -1'P_9_25 + -1'P_10_10 + -2'P_10_11 + -3'P_10_12 + -4'P_10_13 + -5'P_10_14 + -6'P_10_15 + -7'P_10_16 + -8'P_10_17 + -8'P_10_18 + -8'P_10_19 + -7'P_10_20 + -6'P_10_21 + -5'P_10_22 + -4'P_10_23 + -3'P_10_24 + -2'P_10_25 + -1'P_10_26 + -1'P_11_9 + -2'P_11_10 + -3'P_11_11 + -4'P_11_12 + -5'P_11_13 + -6'P_11_14 + -7'P_11_15 + -8'P_11_16 + -9'P_11_17 + -9'P_11_18 + -9'P_11_19 + -8'P_11_20 + -7'P_11_21 + -6'P_11_22 + -5'P_11_23 + -4'P_11_24 + -3'P_11_25 + -2'P_11_26 + -1'P_11_27 + -1'P_12_8 + -2'P_12_9 + -3'P_12_10 + -4'P_12_11 + -5'P_12_12 + -6'P_12_13 + -7'P_12_14 + -8'P_12_15 + -9'P_12_16 + -10'P_12_17 + -10'P_12_18 + -10'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_7 + -2'P_13_8 + -3'P_13_9 + -4'P_13_10 + -5'P_13_11 + -6'P_13_12 + -7'P_13_13 + -8'P_13_14 + -9'P_13_15 + -10'P_13_16 + -11'P_13_17 + -11'P_13_18 + -11'P_13_19 + -10'P_13_20 + -9'P_13_21 + -8'P_13_22 + -7'P_13_23 + -6'P_13_24 + -5'P_13_25 + -4'P_13_26 + -3'P_13_27 + -2'P_13_28 + -1'P_14_6 + -2'P_14_7 + -3'P_14_8 + -4'P_14_9 + -5'P_14_10 + -6'P_14_11 + -7'P_14_12 + -8'P_14_13 + -9'P_14_14 + -10'P_14_15 + -11'P_14_16 + -12'P_14_17 + -12'P_14_18 + -12'P_14_19 + -11'P_14_20 + -10'P_14_21 + -9'P_14_22 + -8'P_14_23 + -7'P_14_24 + -6'P_14_25 + -5'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_5 + -2'P_15_6 + -3'P_15_7 + -4'P_15_8 + -5'P_15_9 + -6'P_15_10 + -7'P_15_11 + -8'P_15_12 + -9'P_15_13 + -10'P_15_14 + -11'P_15_15 + -12'P_15_16 + -13'P_15_17 + -13'P_15_18 + -13'P_15_19 + -12'P_15_20 + -11'P_15_21 + -10'P_15_22 + -9'P_15_23 + -8'P_15_24 + -7'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_4 + -2'P_16_5 + -3'P_16_6 + -4'P_16_7 + -5'P_16_8 + -6'P_16_9 + -7'P_16_10 + -8'P_16_11 + -9'P_16_12 + -10'P_16_13 + -11'P_16_14 + -12'P_16_15 + -13'P_16_16 + -14'P_16_17 + -14'P_16_18 + -14'P_16_19 + -13'P_16_20 + -12'P_16_21 + -11'P_16_22 + -10'P_16_23 + -9'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_3 + -2'P_17_4 + -3'P_17_5 + -4'P_17_6 + -5'P_17_7 + -6'P_17_8 + -7'P_17_9 + -8'P_17_10 + -9'P_17_11 + -10'P_17_12 + -11'P_17_13 + -12'P_17_14 + -13'P_17_15 + -14'P_17_16 + -15'P_17_17 + -15'P_17_18 + -15'P_17_19 + -14'P_17_20 + -13'P_17_21 + -12'P_17_22 + -11'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_2 + -2'P_18_3 + -3'P_18_4 + -4'P_18_5 + -5'P_18_6 + -6'P_18_7 + -7'P_18_8 + -8'P_18_9 + -9'P_18_10 + -10'P_18_11 + -11'P_18_12 + -12'P_18_13 + -13'P_18_14 + -14'P_18_15 + -15'P_18_16 + -16'P_18_17 + -16'P_18_18 + -16'P_18_19 + -15'P_18_20 + -14'P_18_21 + -13'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_2 + -2'P_19_3 + -3'P_19_4 + -4'P_19_5 + -5'P_19_6 + -6'P_19_7 + -7'P_19_8 + -8'P_19_9 + -9'P_19_10 + -10'P_19_11 + -11'P_19_12 + -12'P_19_13 + -13'P_19_14 + -14'P_19_15 + -15'P_19_16 + -16'P_19_17 + -16'P_19_18 + -16'P_19_19 + -15'P_19_20 + -14'P_19_21 + -13'P_19_22 + -11'P_19_23 + -9'P_19_24 + -7'P_19_25 + -5'P_19_26 + -3'P_19_27 + -1'P_19_28 + -1'P_20_3 + -2'P_20_4 + -3'P_20_5 + -4'P_20_6 + -5'P_20_7 + -6'P_20_8 + -7'P_20_9 + -8'P_20_10 + -9'P_20_11 + -10'P_20_12 + -11'P_20_13 + -12'P_20_14 + -13'P_20_15 + -14'P_20_16 + -15'P_20_17 + -15'P_20_18 + -15'P_20_19 + -14'P_20_20 + -13'P_20_21 + -11'P_20_22 + -9'P_20_23 + -7'P_20_24 + -5'P_20_25 + -3'P_20_26 + -1'P_20_27 + -1'P_21_4 + -2'P_21_5 + -3'P_21_6 + -4'P_21_7 + -5'P_21_8 + -6'P_21_9 + -7'P_21_10 + -8'P_21_11 + -9'P_21_12 + -10'P_21_13 + -11'P_21_14 + -12'P_21_15 + -13'P_21_16 + -14'P_21_17 + -14'P_21_18 + -14'P_21_19 + -13'P_21_20 + -11'P_21_21 + -9'P_21_22 + -7'P_21_23 + -5'P_21_24 + -3'P_21_25 + -1'P_21_26 + -1'P_22_5 + -2'P_22_6 + -3'P_22_7 + -4'P_22_8 + -5'P_22_9 + -6'P_22_10 + -7'P_22_11 + -8'P_22_12 + -9'P_22_13 + -10'P_22_14 + -11'P_22_15 + -12'P_22_16 + -13'P_22_17 + -13'P_22_18 + -13'P_22_19 + -11'P_22_20 + -9'P_22_21 + -7'P_22_22 + -5'P_22_23 + -3'P_22_24 + -1'P_22_25 + -1'P_23_6 + -2'P_23_7 + -3'P_23_8 + -4'P_23_9 + -5'P_23_10 + -6'P_23_11 + -7'P_23_12 + -8'P_23_13 + -9'P_23_14 + -10'P_23_15 + -11'P_23_16 + -12'P_23_17 + -12'P_23_18 + -11'P_23_19 + -9'P_23_20 + -7'P_23_21 + -5'P_23_22 + -3'P_23_23 + -1'P_23_24 + -1'P_24_7 + -2'P_24_8 + -3'P_24_9 + -4'P_24_10 + -5'P_24_11 + -6'P_24_12 + -7'P_24_13 + -8'P_24_14 + -9'P_24_15 + -10'P_24_16 + -11'P_24_17 + -10'P_24_18 + -9'P_24_19 + -7'P_24_20 + -5'P_24_21 + -3'P_24_22 + -1'P_24_23 + -1'P_25_8 + -2'P_25_9 + -3'P_25_10 + -4'P_25_11 + -5'P_25_12 + -6'P_25_13 + -7'P_25_14 + -8'P_25_15 + -9'P_25_16 + -9'P_25_17 + -8'P_25_18 + -7'P_25_19 + -5'P_25_20 + -3'P_25_21 + -1'P_25_22 + -1'P_26_9 + -2'P_26_10 + -3'P_26_11 + -4'P_26_12 + -5'P_26_13 + -6'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -6'P_26_18 + -5'P_26_19 + -3'P_26_20 + -1'P_26_21 + -1'P_27_10 + -2'P_27_11 + -3'P_27_12 + -4'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -4'P_27_18 + -3'P_27_19 + -1'P_27_20 + -1'P_28_11 + -2'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -2'P_28_18 + -1'P_28_19 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + cX_19 + 3'cX_20 + 5'cX_21 + 7'cX_22 + 9'cX_23 + 11'cX_24 + 13'cX_25 + 15'cX_26 + 17'cX_27 + 19'cX_28 + 21'cX_29 + cY_18 + 2'cY_19 + 4'cY_20 + 6'cY_21 + 8'cY_22 + 10'cY_23 + 12'cY_24 + 14'cY_25 + 16'cY_26 + 18'cY_27 + 20'cY_28 + 22'cY_29 + -12'L_0 + -11'L_1 + -10'L_2 + -9'L_3 + -8'L_4 + -7'L_5 + -6'L_6 + -5'L_7 + -4'L_8 + -3'L_9 + -2'L_10 + -1'L_11 + -1'L_48 + -2'L_49 + -3'L_50 + -4'L_51 + -5'L_52 + -6'L_53 + -7'L_54 + -8'L_55 + -9'L_56 + -10'L_57 + -11'L_58 + -1'R_21 + -2'R_22 + -3'R_23 + -4'R_24 + -5'R_25 + -6'R_26 + -7'R_27 + -8'R_28 + -9'R_29 + -10'R_30 + -11'R_31 + -12'R_32 + -13'R_33 + -14'R_34 + -15'R_35 + -16'R_36 + -17'R_37 + -18'R_38 + -19'R_39 + -20'R_40 + -21'R_41 + -22'R_42 + -22'R_43 + -22'R_44 + -22'R_45 + -22'R_46 + -22'R_47 + -22'R_48 + -23'R_49 + -25'R_50 + -27'R_51 + -29'R_52 + -31'R_53 + -33'R_54 + -35'R_55 + -37'R_56 + -39'R_57 + -41'R_58 + -43'R_59 = -638
invariant :P_2_25 + P_3_24 + P_3_25 + P_3_26 + P_4_23 + P_4_24 + 2'P_4_25 + P_4_26 + P_4_27 + P_5_22 + P_5_23 + 2'P_5_24 + 2'P_5_25 + 2'P_5_26 + P_5_27 + P_5_28 + P_6_21 + P_6_22 + 2'P_6_23 + 2'P_6_24 + 3'P_6_25 + 2'P_6_26 + 2'P_6_27 + P_6_28 + P_7_20 + P_7_21 + 2'P_7_22 + 2'P_7_23 + 3'P_7_24 + 3'P_7_25 + 3'P_7_26 + 2'P_7_27 + P_7_28 + P_8_19 + P_8_20 + 2'P_8_21 + 2'P_8_22 + 3'P_8_23 + 3'P_8_24 + 4'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_18 + P_9_19 + 2'P_9_20 + 2'P_9_21 + 3'P_9_22 + 3'P_9_23 + 4'P_9_24 + 4'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_17 + P_10_18 + 2'P_10_19 + 2'P_10_20 + 3'P_10_21 + 3'P_10_22 + 4'P_10_23 + 4'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_16 + P_11_17 + 2'P_11_18 + 2'P_11_19 + 3'P_11_20 + 3'P_11_21 + 4'P_11_22 + 4'P_11_23 + 4'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_15 + P_12_16 + 2'P_12_17 + 2'P_12_18 + 3'P_12_19 + 3'P_12_20 + 4'P_12_21 + 4'P_12_22 + 4'P_12_23 + 4'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_14 + P_13_15 + 2'P_13_16 + 2'P_13_17 + 3'P_13_18 + 3'P_13_19 + 4'P_13_20 + 4'P_13_21 + 4'P_13_22 + 4'P_13_23 + 4'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_13 + P_14_14 + 2'P_14_15 + 2'P_14_16 + 3'P_14_17 + 3'P_14_18 + 4'P_14_19 + 4'P_14_20 + 4'P_14_21 + 4'P_14_22 + 4'P_14_23 + 4'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_12 + P_15_13 + 2'P_15_14 + 2'P_15_15 + 3'P_15_16 + 3'P_15_17 + 4'P_15_18 + 4'P_15_19 + 4'P_15_20 + 4'P_15_21 + 4'P_15_22 + 4'P_15_23 + 4'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_11 + P_16_12 + 2'P_16_13 + 2'P_16_14 + 3'P_16_15 + 3'P_16_16 + 4'P_16_17 + 4'P_16_18 + 4'P_16_19 + 4'P_16_20 + 4'P_16_21 + 4'P_16_22 + 4'P_16_23 + 4'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_10 + P_17_11 + 2'P_17_12 + 2'P_17_13 + 3'P_17_14 + 3'P_17_15 + 4'P_17_16 + 4'P_17_17 + 4'P_17_18 + 4'P_17_19 + 4'P_17_20 + 4'P_17_21 + 4'P_17_22 + 4'P_17_23 + 4'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_9 + P_18_10 + 2'P_18_11 + 2'P_18_12 + 3'P_18_13 + 3'P_18_14 + 4'P_18_15 + 4'P_18_16 + 4'P_18_17 + 4'P_18_18 + 4'P_18_19 + 4'P_18_20 + 4'P_18_21 + 4'P_18_22 + 4'P_18_23 + 4'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_8 + P_19_9 + 2'P_19_10 + 2'P_19_11 + 3'P_19_12 + 3'P_19_13 + 4'P_19_14 + 4'P_19_15 + 4'P_19_16 + 4'P_19_17 + 4'P_19_18 + 4'P_19_19 + 4'P_19_20 + 4'P_19_21 + 4'P_19_22 + 4'P_19_23 + 4'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_7 + P_20_8 + 2'P_20_9 + 2'P_20_10 + 3'P_20_11 + 3'P_20_12 + 4'P_20_13 + 4'P_20_14 + 4'P_20_15 + 4'P_20_16 + 4'P_20_17 + 4'P_20_18 + 4'P_20_19 + 4'P_20_20 + 4'P_20_21 + 4'P_20_22 + 4'P_20_23 + 4'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_6 + P_21_7 + 2'P_21_8 + 2'P_21_9 + 3'P_21_10 + 3'P_21_11 + 4'P_21_12 + 4'P_21_13 + 4'P_21_14 + 4'P_21_15 + 4'P_21_16 + 4'P_21_17 + 4'P_21_18 + 4'P_21_19 + 4'P_21_20 + 4'P_21_21 + 4'P_21_22 + 4'P_21_23 + 4'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_5 + P_22_6 + 2'P_22_7 + 2'P_22_8 + 3'P_22_9 + 3'P_22_10 + 4'P_22_11 + 4'P_22_12 + 4'P_22_13 + 4'P_22_14 + 4'P_22_15 + 4'P_22_16 + 4'P_22_17 + 4'P_22_18 + 4'P_22_19 + 4'P_22_20 + 4'P_22_21 + 4'P_22_22 + 4'P_22_23 + 4'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_4 + P_23_5 + 2'P_23_6 + 2'P_23_7 + 3'P_23_8 + 3'P_23_9 + 4'P_23_10 + 4'P_23_11 + 4'P_23_12 + 4'P_23_13 + 4'P_23_14 + 4'P_23_15 + 4'P_23_16 + 4'P_23_17 + 4'P_23_18 + 4'P_23_19 + 4'P_23_20 + 4'P_23_21 + 4'P_23_22 + 4'P_23_23 + 4'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_3 + P_24_4 + 2'P_24_5 + 2'P_24_6 + 3'P_24_7 + 3'P_24_8 + 4'P_24_9 + 4'P_24_10 + 4'P_24_11 + 4'P_24_12 + 4'P_24_13 + 4'P_24_14 + 4'P_24_15 + 4'P_24_16 + 4'P_24_17 + 4'P_24_18 + 4'P_24_19 + 4'P_24_20 + 4'P_24_21 + 4'P_24_22 + 4'P_24_23 + 4'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_2 + P_25_3 + 2'P_25_4 + 2'P_25_5 + 3'P_25_6 + 3'P_25_7 + 4'P_25_8 + 4'P_25_9 + 4'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 4'P_25_23 + 4'P_25_24 + 4'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_3 + P_26_4 + 2'P_26_5 + 2'P_26_6 + 3'P_26_7 + 3'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 3'P_26_24 + 3'P_26_25 + 2'P_26_26 + P_26_27 + P_27_4 + P_27_5 + 2'P_27_6 + 2'P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + 2'P_27_24 + 2'P_27_25 + P_27_26 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + -1'cX_26 + -2'cX_27 + -3'cX_28 + -4'cX_29 + -1'cY_26 + -2'cY_27 + -3'cY_28 + -4'cY_29 + 2'L_0 + 2'L_1 + L_2 + L_3 + L_55 + L_56 + 2'L_57 + 2'L_58 + R_28 + R_29 + 2'R_30 + 2'R_31 + 3'R_32 + 3'R_33 + 4'R_34 + 4'R_35 + 4'R_36 + 4'R_37 + 4'R_38 + 4'R_39 + 4'R_40 + 4'R_41 + 4'R_42 + 4'R_43 + 4'R_44 + 4'R_45 + 4'R_46 + 4'R_47 + 4'R_48 + 4'R_49 + 4'R_50 + 4'R_51 + 4'R_52 + 4'R_53 + 4'R_54 + 4'R_55 + 5'R_56 + 6'R_57 + 7'R_58 + 8'R_59 = 118
invariant :P_26_0 + -1'P_27_2 + -1'P_27_3 + -1'P_27_4 + -1'P_27_5 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_27_26 + -1'P_27_27 + -1'P_27_28 + -1'P_28_3 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'P_28_27 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_55 + L_56 + L_57 + L_58 + R_57 + R_58 + R_59 = 4
invariant :P_2_13 + P_3_12 + P_3_13 + P_3_14 + P_4_11 + P_4_12 + 2'P_4_13 + P_4_14 + P_4_15 + P_5_10 + P_5_11 + 2'P_5_12 + 2'P_5_13 + 2'P_5_14 + P_5_15 + P_5_16 + P_6_9 + P_6_10 + 2'P_6_11 + 2'P_6_12 + 3'P_6_13 + 2'P_6_14 + 2'P_6_15 + P_6_16 + P_6_17 + P_7_8 + P_7_9 + 2'P_7_10 + 2'P_7_11 + 3'P_7_12 + 3'P_7_13 + 3'P_7_14 + 2'P_7_15 + 2'P_7_16 + P_7_17 + P_7_18 + P_8_7 + P_8_8 + 2'P_8_9 + 2'P_8_10 + 3'P_8_11 + 3'P_8_12 + 4'P_8_13 + 3'P_8_14 + 3'P_8_15 + 2'P_8_16 + 2'P_8_17 + P_8_18 + P_8_19 + P_9_6 + P_9_7 + 2'P_9_8 + 2'P_9_9 + 3'P_9_10 + 3'P_9_11 + 4'P_9_12 + 4'P_9_13 + 4'P_9_14 + 3'P_9_15 + 3'P_9_16 + 2'P_9_17 + 2'P_9_18 + P_9_19 + P_9_20 + P_10_5 + P_10_6 + 2'P_10_7 + 2'P_10_8 + 3'P_10_9 + 3'P_10_10 + 4'P_10_11 + 4'P_10_12 + 5'P_10_13 + 4'P_10_14 + 4'P_10_15 + 3'P_10_16 + 3'P_10_17 + 2'P_10_18 + 2'P_10_19 + P_10_20 + P_10_21 + P_11_4 + P_11_5 + 2'P_11_6 + 2'P_11_7 + 3'P_11_8 + 3'P_11_9 + 4'P_11_10 + 4'P_11_11 + 5'P_11_12 + 5'P_11_13 + 5'P_11_14 + 4'P_11_15 + 4'P_11_16 + 3'P_11_17 + 3'P_11_18 + 2'P_11_19 + 2'P_11_20 + P_11_21 + P_11_22 + P_12_3 + P_12_4 + 2'P_12_5 + 2'P_12_6 + 3'P_12_7 + 3'P_12_8 + 4'P_12_9 + 4'P_12_10 + 5'P_12_11 + 5'P_12_12 + 6'P_12_13 + 5'P_12_14 + 5'P_12_15 + 4'P_12_16 + 4'P_12_17 + 3'P_12_18 + 3'P_12_19 + 2'P_12_20 + 2'P_12_21 + P_12_22 + P_12_23 + P_13_2 + P_13_3 + 2'P_13_4 + 2'P_13_5 + 3'P_13_6 + 3'P_13_7 + 4'P_13_8 + 4'P_13_9 + 5'P_13_10 + 5'P_13_11 + 6'P_13_12 + 6'P_13_13 + 6'P_13_14 + 5'P_13_15 + 5'P_13_16 + 4'P_13_17 + 4'P_13_18 + 3'P_13_19 + 3'P_13_20 + 2'P_13_21 + 2'P_13_22 + P_13_23 + P_13_24 + P_14_3 + P_14_4 + 2'P_14_5 + 2'P_14_6 + 3'P_14_7 + 3'P_14_8 + 4'P_14_9 + 4'P_14_10 + 5'P_14_11 + 5'P_14_12 + 6'P_14_13 + 5'P_14_14 + 5'P_14_15 + 4'P_14_16 + 4'P_14_17 + 3'P_14_18 + 3'P_14_19 + 2'P_14_20 + 2'P_14_21 + P_14_22 + P_14_23 + -1'P_14_26 + -1'P_14_27 + -1'P_14_28 + P_15_4 + P_15_5 + 2'P_15_6 + 2'P_15_7 + 3'P_15_8 + 3'P_15_9 + 4'P_15_10 + 4'P_15_11 + 5'P_15_12 + 5'P_15_13 + 5'P_15_14 + 4'P_15_15 + 4'P_15_16 + 3'P_15_17 + 3'P_15_18 + 2'P_15_19 + 2'P_15_20 + P_15_21 + P_15_22 + -1'P_15_25 + -1'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_5 + P_16_6 + 2'P_16_7 + 2'P_16_8 + 3'P_16_9 + 3'P_16_10 + 4'P_16_11 + 4'P_16_12 + 5'P_16_13 + 4'P_16_14 + 4'P_16_15 + 3'P_16_16 + 3'P_16_17 + 2'P_16_18 + 2'P_16_19 + P_16_20 + P_16_21 + -1'P_16_24 + -1'P_16_25 + -2'P_16_26 + -1'P_16_27 + -1'P_16_28 + P_17_6 + P_17_7 + 2'P_17_8 + 2'P_17_9 + 3'P_17_10 + 3'P_17_11 + 4'P_17_12 + 4'P_17_13 + 4'P_17_14 + 3'P_17_15 + 3'P_17_16 + 2'P_17_17 + 2'P_17_18 + P_17_19 + P_17_20 + -1'P_17_23 + -1'P_17_24 + -2'P_17_25 + -1'P_17_26 + -1'P_17_27 + P_18_7 + P_18_8 + 2'P_18_9 + 2'P_18_10 + 3'P_18_11 + 3'P_18_12 + 4'P_18_13 + 3'P_18_14 + 3'P_18_15 + 2'P_18_16 + 2'P_18_17 + P_18_18 + P_18_19 + -1'P_18_22 + -1'P_18_23 + -2'P_18_24 + -1'P_18_25 + -1'P_18_26 + P_19_8 + P_19_9 + 2'P_19_10 + 2'P_19_11 + 3'P_19_12 + 3'P_19_13 + 3'P_19_14 + 2'P_19_15 + 2'P_19_16 + P_19_17 + P_19_18 + -1'P_19_21 + -1'P_19_22 + -2'P_19_23 + -1'P_19_24 + -1'P_19_25 + P_20_9 + P_20_10 + 2'P_20_11 + 2'P_20_12 + 3'P_20_13 + 2'P_20_14 + 2'P_20_15 + P_20_16 + P_20_17 + -1'P_20_20 + -1'P_20_21 + -2'P_20_22 + -1'P_20_23 + -1'P_20_24 + P_21_10 + P_21_11 + 2'P_21_12 + 2'P_21_13 + 2'P_21_14 + P_21_15 + P_21_16 + -1'P_21_19 + -1'P_21_20 + -2'P_21_21 + -1'P_21_22 + -1'P_21_23 + P_22_11 + P_22_12 + 2'P_22_13 + P_22_14 + P_22_15 + -1'P_22_18 + -1'P_22_19 + -2'P_22_20 + -1'P_22_21 + -1'P_22_22 + P_23_12 + P_23_13 + P_23_14 + -1'P_23_17 + -1'P_23_18 + -2'P_23_19 + -1'P_23_20 + -1'P_23_21 + P_24_13 + -1'P_24_16 + -1'P_24_17 + -2'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_25_15 + -1'P_25_16 + -2'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_26_14 + -1'P_26_15 + -2'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_27_14 + -2'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'cX_14 + -2'cX_15 + -3'cX_16 + -4'cX_17 + -5'cX_18 + -6'cX_19 + -7'cX_20 + -8'cX_21 + -9'cX_22 + -10'cX_23 + -11'cX_24 + -12'cX_25 + -13'cX_26 + -14'cX_27 + -15'cX_28 + -16'cX_29 + -1'cY_14 + -2'cY_15 + -3'cY_16 + -4'cY_17 + -5'cY_18 + -6'cY_19 + -7'cY_20 + -8'cY_21 + -9'cY_22 + -10'cY_23 + -11'cY_24 + -12'cY_25 + -13'cY_26 + -14'cY_27 + -15'cY_28 + -16'cY_29 + 8'L_0 + 8'L_1 + 7'L_2 + 7'L_3 + 6'L_4 + 6'L_5 + 5'L_6 + 5'L_7 + 4'L_8 + 4'L_9 + 3'L_10 + 3'L_11 + 2'L_12 + 2'L_13 + L_14 + L_15 + L_43 + L_44 + 2'L_45 + 2'L_46 + 3'L_47 + 3'L_48 + 4'L_49 + 4'L_50 + 5'L_51 + 5'L_52 + 6'L_53 + 6'L_54 + 7'L_55 + 7'L_56 + 8'L_57 + 8'L_58 + R_16 + R_17 + 2'R_18 + 2'R_19 + 3'R_20 + 3'R_21 + 4'R_22 + 4'R_23 + 5'R_24 + 5'R_25 + 6'R_26 + 6'R_27 + 7'R_28 + 7'R_29 + 8'R_30 + 8'R_31 + 9'R_32 + 9'R_33 + 10'R_34 + 10'R_35 + 11'R_36 + 11'R_37 + 12'R_38 + 12'R_39 + 13'R_40 + 13'R_41 + 14'R_42 + 14'R_43 + 16'R_44 + 17'R_45 + 19'R_46 + 20'R_47 + 21'R_48 + 22'R_49 + 23'R_50 + 24'R_51 + 25'R_52 + 26'R_53 + 27'R_54 + 28'R_55 + 29'R_56 + 30'R_57 + 31'R_58 + 32'R_59 = 472
invariant :P_1_15 + -1'P_3_14 + -1'P_3_15 + -1'P_3_16 + -1'P_4_13 + -2'P_4_14 + -2'P_4_15 + -2'P_4_16 + -1'P_4_17 + -1'P_5_12 + -2'P_5_13 + -3'P_5_14 + -3'P_5_15 + -3'P_5_16 + -2'P_5_17 + -1'P_5_18 + -1'P_6_11 + -2'P_6_12 + -3'P_6_13 + -4'P_6_14 + -4'P_6_15 + -4'P_6_16 + -3'P_6_17 + -2'P_6_18 + -1'P_6_19 + -1'P_7_10 + -2'P_7_11 + -3'P_7_12 + -4'P_7_13 + -5'P_7_14 + -5'P_7_15 + -5'P_7_16 + -4'P_7_17 + -3'P_7_18 + -2'P_7_19 + -1'P_7_20 + -1'P_8_9 + -2'P_8_10 + -3'P_8_11 + -4'P_8_12 + -5'P_8_13 + -6'P_8_14 + -6'P_8_15 + -6'P_8_16 + -5'P_8_17 + -4'P_8_18 + -3'P_8_19 + -2'P_8_20 + -1'P_8_21 + -1'P_9_8 + -2'P_9_9 + -3'P_9_10 + -4'P_9_11 + -5'P_9_12 + -6'P_9_13 + -7'P_9_14 + -7'P_9_15 + -7'P_9_16 + -6'P_9_17 + -5'P_9_18 + -4'P_9_19 + -3'P_9_20 + -2'P_9_21 + -1'P_9_22 + -1'P_10_7 + -2'P_10_8 + -3'P_10_9 + -4'P_10_10 + -5'P_10_11 + -6'P_10_12 + -7'P_10_13 + -8'P_10_14 + -8'P_10_15 + -8'P_10_16 + -7'P_10_17 + -6'P_10_18 + -5'P_10_19 + -4'P_10_20 + -3'P_10_21 + -2'P_10_22 + -1'P_10_23 + -1'P_11_6 + -2'P_11_7 + -3'P_11_8 + -4'P_11_9 + -5'P_11_10 + -6'P_11_11 + -7'P_11_12 + -8'P_11_13 + -9'P_11_14 + -9'P_11_15 + -9'P_11_16 + -8'P_11_17 + -7'P_11_18 + -6'P_11_19 + -5'P_11_20 + -4'P_11_21 + -3'P_11_22 + -2'P_11_23 + -1'P_11_24 + -1'P_12_5 + -2'P_12_6 + -3'P_12_7 + -4'P_12_8 + -5'P_12_9 + -6'P_12_10 + -7'P_12_11 + -8'P_12_12 + -9'P_12_13 + -10'P_12_14 + -10'P_12_15 + -10'P_12_16 + -9'P_12_17 + -8'P_12_18 + -7'P_12_19 + -6'P_12_20 + -5'P_12_21 + -4'P_12_22 + -3'P_12_23 + -2'P_12_24 + -1'P_12_25 + -1'P_13_4 + -2'P_13_5 + -3'P_13_6 + -4'P_13_7 + -5'P_13_8 + -6'P_13_9 + -7'P_13_10 + -8'P_13_11 + -9'P_13_12 + -10'P_13_13 + -11'P_13_14 + -11'P_13_15 + -11'P_13_16 + -10'P_13_17 + -9'P_13_18 + -8'P_13_19 + -7'P_13_20 + -6'P_13_21 + -5'P_13_22 + -4'P_13_23 + -3'P_13_24 + -2'P_13_25 + -1'P_13_26 + -1'P_14_3 + -2'P_14_4 + -3'P_14_5 + -4'P_14_6 + -5'P_14_7 + -6'P_14_8 + -7'P_14_9 + -8'P_14_10 + -9'P_14_11 + -10'P_14_12 + -11'P_14_13 + -12'P_14_14 + -12'P_14_15 + -12'P_14_16 + -11'P_14_17 + -10'P_14_18 + -9'P_14_19 + -8'P_14_20 + -7'P_14_21 + -6'P_14_22 + -5'P_14_23 + -4'P_14_24 + -3'P_14_25 + -2'P_14_26 + -1'P_14_27 + -1'P_15_2 + -2'P_15_3 + -3'P_15_4 + -4'P_15_5 + -5'P_15_6 + -6'P_15_7 + -7'P_15_8 + -8'P_15_9 + -9'P_15_10 + -10'P_15_11 + -11'P_15_12 + -12'P_15_13 + -13'P_15_14 + -13'P_15_15 + -13'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_2 + -2'P_16_3 + -3'P_16_4 + -4'P_16_5 + -5'P_16_6 + -6'P_16_7 + -7'P_16_8 + -8'P_16_9 + -9'P_16_10 + -10'P_16_11 + -11'P_16_12 + -12'P_16_13 + -13'P_16_14 + -13'P_16_15 + -13'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_3 + -2'P_17_4 + -3'P_17_5 + -4'P_17_6 + -5'P_17_7 + -6'P_17_8 + -7'P_17_9 + -8'P_17_10 + -9'P_17_11 + -10'P_17_12 + -11'P_17_13 + -12'P_17_14 + -12'P_17_15 + -12'P_17_16 + -11'P_17_17 + -10'P_17_18 + -9'P_17_19 + -8'P_17_20 + -7'P_17_21 + -6'P_17_22 + -5'P_17_23 + -4'P_17_24 + -3'P_17_25 + -2'P_17_26 + -1'P_17_27 + -1'P_18_4 + -2'P_18_5 + -3'P_18_6 + -4'P_18_7 + -5'P_18_8 + -6'P_18_9 + -7'P_18_10 + -8'P_18_11 + -9'P_18_12 + -10'P_18_13 + -11'P_18_14 + -11'P_18_15 + -11'P_18_16 + -10'P_18_17 + -9'P_18_18 + -8'P_18_19 + -7'P_18_20 + -6'P_18_21 + -5'P_18_22 + -4'P_18_23 + -3'P_18_24 + -2'P_18_25 + -1'P_18_26 + -1'P_19_5 + -2'P_19_6 + -3'P_19_7 + -4'P_19_8 + -5'P_19_9 + -6'P_19_10 + -7'P_19_11 + -8'P_19_12 + -9'P_19_13 + -10'P_19_14 + -10'P_19_15 + -10'P_19_16 + -9'P_19_17 + -8'P_19_18 + -7'P_19_19 + -6'P_19_20 + -5'P_19_21 + -4'P_19_22 + -3'P_19_23 + -2'P_19_24 + -1'P_19_25 + -1'P_20_6 + -2'P_20_7 + -3'P_20_8 + -4'P_20_9 + -5'P_20_10 + -6'P_20_11 + -7'P_20_12 + -8'P_20_13 + -9'P_20_14 + -9'P_20_15 + -9'P_20_16 + -8'P_20_17 + -7'P_20_18 + -6'P_20_19 + -5'P_20_20 + -4'P_20_21 + -3'P_20_22 + -2'P_20_23 + -1'P_20_24 + -1'P_21_7 + -2'P_21_8 + -3'P_21_9 + -4'P_21_10 + -5'P_21_11 + -6'P_21_12 + -7'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -7'P_21_17 + -6'P_21_18 + -5'P_21_19 + -4'P_21_20 + -3'P_21_21 + -2'P_21_22 + -1'P_21_23 + -1'P_22_8 + -2'P_22_9 + -3'P_22_10 + -4'P_22_11 + -5'P_22_12 + -6'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -6'P_22_17 + -5'P_22_18 + -4'P_22_19 + -3'P_22_20 + -2'P_22_21 + -1'P_22_22 + -1'P_23_9 + -2'P_23_10 + -3'P_23_11 + -4'P_23_12 + -5'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -5'P_23_17 + -4'P_23_18 + -3'P_23_19 + -2'P_23_20 + -1'P_23_21 + -1'P_24_10 + -2'P_24_11 + -3'P_24_12 + -4'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -4'P_24_17 + -3'P_24_18 + -2'P_24_19 + -1'P_24_20 + -1'P_25_11 + -2'P_25_12 + -3'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -3'P_25_17 + -2'P_25_18 + -1'P_25_19 + -1'P_26_12 + -2'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -2'P_26_17 + -1'P_26_18 + -1'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -1'P_27_17 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + cX_16 + 3'cX_17 + 5'cX_18 + 7'cX_19 + 9'cX_20 + 11'cX_21 + 13'cX_22 + 15'cX_23 + 17'cX_24 + 19'cX_25 + 21'cX_26 + 23'cX_27 + 25'cX_28 + 27'cX_29 + cY_15 + 2'cY_16 + 4'cY_17 + 6'cY_18 + 8'cY_19 + 10'cY_20 + 12'cY_21 + 14'cY_22 + 16'cY_23 + 18'cY_24 + 20'cY_25 + 22'cY_26 + 24'cY_27 + 26'cY_28 + 28'cY_29 + -15'L_0 + -14'L_1 + -13'L_2 + -12'L_3 + -11'L_4 + -10'L_5 + -9'L_6 + -8'L_7 + -7'L_8 + -6'L_9 + -5'L_10 + -4'L_11 + -3'L_12 + -2'L_13 + -1'L_14 + -1'L_45 + -2'L_46 + -3'L_47 + -4'L_48 + -5'L_49 + -6'L_50 + -7'L_51 + -8'L_52 + -9'L_53 + -10'L_54 + -11'L_55 + -12'L_56 + -13'L_57 + -14'L_58 + -1'R_18 + -2'R_19 + -3'R_20 + -4'R_21 + -5'R_22 + -6'R_23 + -7'R_24 + -8'R_25 + -9'R_26 + -10'R_27 + -11'R_28 + -12'R_29 + -13'R_30 + -14'R_31 + -15'R_32 + -16'R_33 + -17'R_34 + -18'R_35 + -19'R_36 + -20'R_37 + -21'R_38 + -22'R_39 + -23'R_40 + -24'R_41 + -25'R_42 + -26'R_43 + -27'R_44 + -28'R_45 + -29'R_46 + -31'R_47 + -33'R_48 + -35'R_49 + -37'R_50 + -39'R_51 + -41'R_52 + -43'R_53 + -45'R_54 + -47'R_55 + -49'R_56 + -51'R_57 + -53'R_58 + -55'R_59 = -812
invariant :P_2_22 + P_3_21 + P_3_22 + P_3_23 + P_4_20 + P_4_21 + 2'P_4_22 + P_4_23 + P_4_24 + P_5_19 + P_5_20 + 2'P_5_21 + 2'P_5_22 + 2'P_5_23 + P_5_24 + P_5_25 + P_6_18 + P_6_19 + 2'P_6_20 + 2'P_6_21 + 3'P_6_22 + 2'P_6_23 + 2'P_6_24 + P_6_25 + P_6_26 + P_7_17 + P_7_18 + 2'P_7_19 + 2'P_7_20 + 3'P_7_21 + 3'P_7_22 + 3'P_7_23 + 2'P_7_24 + 2'P_7_25 + P_7_26 + P_7_27 + P_8_16 + P_8_17 + 2'P_8_18 + 2'P_8_19 + 3'P_8_20 + 3'P_8_21 + 4'P_8_22 + 3'P_8_23 + 3'P_8_24 + 2'P_8_25 + 2'P_8_26 + P_8_27 + P_8_28 + P_9_15 + P_9_16 + 2'P_9_17 + 2'P_9_18 + 3'P_9_19 + 3'P_9_20 + 4'P_9_21 + 4'P_9_22 + 4'P_9_23 + 3'P_9_24 + 3'P_9_25 + 2'P_9_26 + 2'P_9_27 + P_9_28 + P_10_14 + P_10_15 + 2'P_10_16 + 2'P_10_17 + 3'P_10_18 + 3'P_10_19 + 4'P_10_20 + 4'P_10_21 + 5'P_10_22 + 4'P_10_23 + 4'P_10_24 + 3'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_13 + P_11_14 + 2'P_11_15 + 2'P_11_16 + 3'P_11_17 + 3'P_11_18 + 4'P_11_19 + 4'P_11_20 + 5'P_11_21 + 5'P_11_22 + 5'P_11_23 + 4'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_12 + P_12_13 + 2'P_12_14 + 2'P_12_15 + 3'P_12_16 + 3'P_12_17 + 4'P_12_18 + 4'P_12_19 + 5'P_12_20 + 5'P_12_21 + 6'P_12_22 + 5'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_11 + P_13_12 + 2'P_13_13 + 2'P_13_14 + 3'P_13_15 + 3'P_13_16 + 4'P_13_17 + 4'P_13_18 + 5'P_13_19 + 5'P_13_20 + 6'P_13_21 + 6'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_10 + P_14_11 + 2'P_14_12 + 2'P_14_13 + 3'P_14_14 + 3'P_14_15 + 4'P_14_16 + 4'P_14_17 + 5'P_14_18 + 5'P_14_19 + 6'P_14_20 + 6'P_14_21 + 7'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_9 + P_15_10 + 2'P_15_11 + 2'P_15_12 + 3'P_15_13 + 3'P_15_14 + 4'P_15_15 + 4'P_15_16 + 5'P_15_17 + 5'P_15_18 + 6'P_15_19 + 6'P_15_20 + 7'P_15_21 + 7'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_8 + P_16_9 + 2'P_16_10 + 2'P_16_11 + 3'P_16_12 + 3'P_16_13 + 4'P_16_14 + 4'P_16_15 + 5'P_16_16 + 5'P_16_17 + 6'P_16_18 + 6'P_16_19 + 7'P_16_20 + 7'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_7 + P_17_8 + 2'P_17_9 + 2'P_17_10 + 3'P_17_11 + 3'P_17_12 + 4'P_17_13 + 4'P_17_14 + 5'P_17_15 + 5'P_17_16 + 6'P_17_17 + 6'P_17_18 + 7'P_17_19 + 7'P_17_20 + 7'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_6 + P_18_7 + 2'P_18_8 + 2'P_18_9 + 3'P_18_10 + 3'P_18_11 + 4'P_18_12 + 4'P_18_13 + 5'P_18_14 + 5'P_18_15 + 6'P_18_16 + 6'P_18_17 + 7'P_18_18 + 7'P_18_19 + 7'P_18_20 + 7'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_5 + P_19_6 + 2'P_19_7 + 2'P_19_8 + 3'P_19_9 + 3'P_19_10 + 4'P_19_11 + 4'P_19_12 + 5'P_19_13 + 5'P_19_14 + 6'P_19_15 + 6'P_19_16 + 7'P_19_17 + 7'P_19_18 + 7'P_19_19 + 7'P_19_20 + 7'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_4 + P_20_5 + 2'P_20_6 + 2'P_20_7 + 3'P_20_8 + 3'P_20_9 + 4'P_20_10 + 4'P_20_11 + 5'P_20_12 + 5'P_20_13 + 6'P_20_14 + 6'P_20_15 + 7'P_20_16 + 7'P_20_17 + 7'P_20_18 + 7'P_20_19 + 7'P_20_20 + 7'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_3 + P_21_4 + 2'P_21_5 + 2'P_21_6 + 3'P_21_7 + 3'P_21_8 + 4'P_21_9 + 4'P_21_10 + 5'P_21_11 + 5'P_21_12 + 6'P_21_13 + 6'P_21_14 + 7'P_21_15 + 7'P_21_16 + 7'P_21_17 + 7'P_21_18 + 7'P_21_19 + 7'P_21_20 + 7'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_2 + P_22_3 + 2'P_22_4 + 2'P_22_5 + 3'P_22_6 + 3'P_22_7 + 4'P_22_8 + 4'P_22_9 + 5'P_22_10 + 5'P_22_11 + 6'P_22_12 + 6'P_22_13 + 7'P_22_14 + 7'P_22_15 + 7'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 7'P_22_20 + 7'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_3 + P_23_4 + 2'P_23_5 + 2'P_23_6 + 3'P_23_7 + 3'P_23_8 + 4'P_23_9 + 4'P_23_10 + 5'P_23_11 + 5'P_23_12 + 6'P_23_13 + 6'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 6'P_23_21 + 6'P_23_22 + 5'P_23_23 + 4'P_23_24 + 3'P_23_25 + 2'P_23_26 + P_23_27 + P_24_4 + P_24_5 + 2'P_24_6 + 2'P_24_7 + 3'P_24_8 + 3'P_24_9 + 4'P_24_10 + 4'P_24_11 + 5'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 5'P_24_22 + 4'P_24_23 + 3'P_24_24 + 2'P_24_25 + P_24_26 + P_25_5 + P_25_6 + 2'P_25_7 + 2'P_25_8 + 3'P_25_9 + 3'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 3'P_25_23 + 2'P_25_24 + P_25_25 + P_26_6 + P_26_7 + 2'P_26_8 + 2'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 2'P_26_23 + P_26_24 + P_27_7 + P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + P_27_23 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + -1'cX_23 + -2'cX_24 + -3'cX_25 + -4'cX_26 + -5'cX_27 + -6'cX_28 + -7'cX_29 + -1'cY_23 + -2'cY_24 + -3'cY_25 + -4'cY_26 + -5'cY_27 + -6'cY_28 + -7'cY_29 + 4'L_0 + 3'L_1 + 3'L_2 + 2'L_3 + 2'L_4 + L_5 + L_6 + L_52 + L_53 + 2'L_54 + 2'L_55 + 3'L_56 + 3'L_57 + 4'L_58 + R_25 + R_26 + 2'R_27 + 2'R_28 + 3'R_29 + 3'R_30 + 4'R_31 + 4'R_32 + 5'R_33 + 5'R_34 + 6'R_35 + 6'R_36 + 7'R_37 + 7'R_38 + 7'R_39 + 7'R_40 + 7'R_41 + 7'R_42 + 7'R_43 + 7'R_44 + 7'R_45 + 7'R_46 + 7'R_47 + 7'R_48 + 7'R_49 + 7'R_50 + 7'R_51 + 7'R_52 + 8'R_53 + 9'R_54 + 10'R_55 + 11'R_56 + 12'R_57 + 13'R_58 + 14'R_59 = 207
invariant :P_7_0 + -1'P_8_2 + -1'P_8_3 + -1'P_8_4 + -1'P_8_5 + -1'P_8_6 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_8_26 + -1'P_8_27 + -1'P_8_28 + -1'P_9_3 + -1'P_9_4 + -1'P_9_5 + -1'P_9_6 + -1'P_9_7 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_9_27 + -1'P_10_4 + -1'P_10_5 + -1'P_10_6 + -1'P_10_7 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_10_26 + -1'P_11_5 + -1'P_11_6 + -1'P_11_7 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_12_6 + -1'P_12_7 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_21_15 + P_22_15 + P_23_14 + P_23_15 + P_23_16 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 23
invariant :P_1_23 + -1'P_3_22 + -1'P_3_23 + -1'P_3_24 + -1'P_4_21 + -2'P_4_22 + -2'P_4_23 + -2'P_4_24 + -1'P_4_25 + -1'P_5_20 + -2'P_5_21 + -3'P_5_22 + -3'P_5_23 + -3'P_5_24 + -2'P_5_25 + -1'P_5_26 + -1'P_6_19 + -2'P_6_20 + -3'P_6_21 + -4'P_6_22 + -4'P_6_23 + -4'P_6_24 + -3'P_6_25 + -2'P_6_26 + -1'P_6_27 + -1'P_7_18 + -2'P_7_19 + -3'P_7_20 + -4'P_7_21 + -5'P_7_22 + -5'P_7_23 + -5'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_17 + -2'P_8_18 + -3'P_8_19 + -4'P_8_20 + -5'P_8_21 + -6'P_8_22 + -6'P_8_23 + -6'P_8_24 + -5'P_8_25 + -4'P_8_26 + -3'P_8_27 + -2'P_8_28 + -1'P_9_16 + -2'P_9_17 + -3'P_9_18 + -4'P_9_19 + -5'P_9_20 + -6'P_9_21 + -7'P_9_22 + -7'P_9_23 + -7'P_9_24 + -6'P_9_25 + -5'P_9_26 + -4'P_9_27 + -2'P_9_28 + -1'P_10_15 + -2'P_10_16 + -3'P_10_17 + -4'P_10_18 + -5'P_10_19 + -6'P_10_20 + -7'P_10_21 + -8'P_10_22 + -8'P_10_23 + -8'P_10_24 + -7'P_10_25 + -6'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_14 + -2'P_11_15 + -3'P_11_16 + -4'P_11_17 + -5'P_11_18 + -6'P_11_19 + -7'P_11_20 + -8'P_11_21 + -9'P_11_22 + -9'P_11_23 + -9'P_11_24 + -8'P_11_25 + -6'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_13 + -2'P_12_14 + -3'P_12_15 + -4'P_12_16 + -5'P_12_17 + -6'P_12_18 + -7'P_12_19 + -8'P_12_20 + -9'P_12_21 + -10'P_12_22 + -10'P_12_23 + -10'P_12_24 + -8'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_12 + -2'P_13_13 + -3'P_13_14 + -4'P_13_15 + -5'P_13_16 + -6'P_13_17 + -7'P_13_18 + -8'P_13_19 + -9'P_13_20 + -10'P_13_21 + -11'P_13_22 + -11'P_13_23 + -10'P_13_24 + -8'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_11 + -2'P_14_12 + -3'P_14_13 + -4'P_14_14 + -5'P_14_15 + -6'P_14_16 + -7'P_14_17 + -8'P_14_18 + -9'P_14_19 + -10'P_14_20 + -11'P_14_21 + -12'P_14_22 + -11'P_14_23 + -10'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_10 + -2'P_15_11 + -3'P_15_12 + -4'P_15_13 + -5'P_15_14 + -6'P_15_15 + -7'P_15_16 + -8'P_15_17 + -9'P_15_18 + -10'P_15_19 + -11'P_15_20 + -12'P_15_21 + -12'P_15_22 + -11'P_15_23 + -10'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_9 + -2'P_16_10 + -3'P_16_11 + -4'P_16_12 + -5'P_16_13 + -6'P_16_14 + -7'P_16_15 + -8'P_16_16 + -9'P_16_17 + -10'P_16_18 + -11'P_16_19 + -12'P_16_20 + -12'P_16_21 + -12'P_16_22 + -11'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_8 + -2'P_17_9 + -3'P_17_10 + -4'P_17_11 + -5'P_17_12 + -6'P_17_13 + -7'P_17_14 + -8'P_17_15 + -9'P_17_16 + -10'P_17_17 + -11'P_17_18 + -12'P_17_19 + -12'P_17_20 + -12'P_17_21 + -12'P_17_22 + -11'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_7 + -2'P_18_8 + -3'P_18_9 + -4'P_18_10 + -5'P_18_11 + -6'P_18_12 + -7'P_18_13 + -8'P_18_14 + -9'P_18_15 + -10'P_18_16 + -11'P_18_17 + -12'P_18_18 + -12'P_18_19 + -12'P_18_20 + -12'P_18_21 + -12'P_18_22 + -11'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_6 + -2'P_19_7 + -3'P_19_8 + -4'P_19_9 + -5'P_19_10 + -6'P_19_11 + -7'P_19_12 + -8'P_19_13 + -9'P_19_14 + -10'P_19_15 + -11'P_19_16 + -12'P_19_17 + -12'P_19_18 + -12'P_19_19 + -12'P_19_20 + -12'P_19_21 + -12'P_19_22 + -11'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_5 + -2'P_20_6 + -3'P_20_7 + -4'P_20_8 + -5'P_20_9 + -6'P_20_10 + -7'P_20_11 + -8'P_20_12 + -9'P_20_13 + -10'P_20_14 + -11'P_20_15 + -12'P_20_16 + -12'P_20_17 + -12'P_20_18 + -12'P_20_19 + -12'P_20_20 + -12'P_20_21 + -12'P_20_22 + -11'P_20_23 + -10'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_4 + -2'P_21_5 + -3'P_21_6 + -4'P_21_7 + -5'P_21_8 + -6'P_21_9 + -7'P_21_10 + -8'P_21_11 + -9'P_21_12 + -10'P_21_13 + -11'P_21_14 + -12'P_21_15 + -12'P_21_16 + -12'P_21_17 + -12'P_21_18 + -12'P_21_19 + -12'P_21_20 + -12'P_21_21 + -12'P_21_22 + -11'P_21_23 + -10'P_21_24 + -8'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_3 + -2'P_22_4 + -3'P_22_5 + -4'P_22_6 + -5'P_22_7 + -6'P_22_8 + -7'P_22_9 + -8'P_22_10 + -9'P_22_11 + -10'P_22_12 + -11'P_22_13 + -12'P_22_14 + -12'P_22_15 + -12'P_22_16 + -12'P_22_17 + -12'P_22_18 + -12'P_22_19 + -12'P_22_20 + -12'P_22_21 + -12'P_22_22 + -11'P_22_23 + -10'P_22_24 + -8'P_22_25 + -6'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_2 + -2'P_23_3 + -3'P_23_4 + -4'P_23_5 + -5'P_23_6 + -6'P_23_7 + -7'P_23_8 + -8'P_23_9 + -9'P_23_10 + -10'P_23_11 + -11'P_23_12 + -12'P_23_13 + -12'P_23_14 + -12'P_23_15 + -12'P_23_16 + -12'P_23_17 + -12'P_23_18 + -12'P_23_19 + -12'P_23_20 + -12'P_23_21 + -12'P_23_22 + -11'P_23_23 + -10'P_23_24 + -8'P_23_25 + -6'P_23_26 + -4'P_23_27 + -2'P_23_28 + -1'P_24_2 + -2'P_24_3 + -3'P_24_4 + -4'P_24_5 + -5'P_24_6 + -6'P_24_7 + -7'P_24_8 + -8'P_24_9 + -9'P_24_10 + -10'P_24_11 + -11'P_24_12 + -11'P_24_13 + -11'P_24_14 + -11'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -11'P_24_19 + -11'P_24_20 + -11'P_24_21 + -11'P_24_22 + -10'P_24_23 + -9'P_24_24 + -7'P_24_25 + -5'P_24_26 + -3'P_24_27 + -1'P_24_28 + -1'P_25_3 + -2'P_25_4 + -3'P_25_5 + -4'P_25_6 + -5'P_25_7 + -6'P_25_8 + -7'P_25_9 + -8'P_25_10 + -9'P_25_11 + -9'P_25_12 + -9'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -9'P_25_20 + -9'P_25_21 + -9'P_25_22 + -8'P_25_23 + -7'P_25_24 + -5'P_25_25 + -3'P_25_26 + -1'P_25_27 + -1'P_26_4 + -2'P_26_5 + -3'P_26_6 + -4'P_26_7 + -5'P_26_8 + -6'P_26_9 + -7'P_26_10 + -7'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -7'P_26_21 + -7'P_26_22 + -6'P_26_23 + -5'P_26_24 + -3'P_26_25 + -1'P_26_26 + -1'P_27_5 + -2'P_27_6 + -3'P_27_7 + -4'P_27_8 + -5'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -5'P_27_22 + -4'P_27_23 + -3'P_27_24 + -1'P_27_25 + -1'P_28_6 + -2'P_28_7 + -3'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -3'P_28_22 + -2'P_28_23 + -1'P_28_24 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + cX_24 + 3'cX_25 + 5'cX_26 + 7'cX_27 + 9'cX_28 + 11'cX_29 + cY_23 + 2'cY_24 + 4'cY_25 + 6'cY_26 + 8'cY_27 + 10'cY_28 + 12'cY_29 + -7'L_0 + -6'L_1 + -5'L_2 + -4'L_3 + -3'L_4 + -2'L_5 + -1'L_6 + -1'L_53 + -2'L_54 + -3'L_55 + -4'L_56 + -5'L_57 + -6'L_58 + -1'R_26 + -2'R_27 + -3'R_28 + -4'R_29 + -5'R_30 + -6'R_31 + -7'R_32 + -8'R_33 + -9'R_34 + -10'R_35 + -11'R_36 + -12'R_37 + -12'R_38 + -12'R_39 + -12'R_40 + -12'R_41 + -12'R_42 + -12'R_43 + -12'R_44 + -12'R_45 + -12'R_46 + -12'R_47 + -12'R_48 + -12'R_49 + -12'R_50 + -12'R_51 + -12'R_52 + -12'R_53 + -13'R_54 + -15'R_55 + -17'R_56 + -19'R_57 + -21'R_58 + -23'R_59 = -348
invariant :P_29_1 + P_29_2 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + P_29_28 + cX_29 + -1'L_58 + -1'R_59 = -1
invariant :cY_1 + 2'cY_2 + 3'cY_3 + 4'cY_4 + 5'cY_5 + 6'cY_6 + 7'cY_7 + 8'cY_8 + 9'cY_9 + 10'cY_10 + 11'cY_11 + 12'cY_12 + 13'cY_13 + 14'cY_14 + 15'cY_15 + 16'cY_16 + 17'cY_17 + 18'cY_18 + 19'cY_19 + 20'cY_20 + 21'cY_21 + 22'cY_22 + 23'cY_23 + 24'cY_24 + 25'cY_25 + 26'cY_26 + 27'cY_27 + 28'cY_28 + 29'cY_29 + -14'L_0 + -14'L_1 + -13'L_2 + -13'L_3 + -12'L_4 + -12'L_5 + -11'L_6 + -11'L_7 + -10'L_8 + -10'L_9 + -9'L_10 + -9'L_11 + -8'L_12 + -8'L_13 + -7'L_14 + -7'L_15 + -6'L_16 + -6'L_17 + -5'L_18 + -5'L_19 + -4'L_20 + -4'L_21 + -3'L_22 + -3'L_23 + -2'L_24 + -2'L_25 + -1'L_26 + -1'L_27 + L_30 + L_31 + 2'L_32 + 2'L_33 + 3'L_34 + 3'L_35 + 4'L_36 + 4'L_37 + 5'L_38 + 5'L_39 + 6'L_40 + 6'L_41 + 7'L_42 + 7'L_43 + 8'L_44 + 8'L_45 + 9'L_46 + 9'L_47 + 10'L_48 + 10'L_49 + 11'L_50 + 11'L_51 + 12'L_52 + 12'L_53 + 13'L_54 + 13'L_55 + 14'L_56 + 14'L_57 + 15'L_58 + -1'R_2 + -1'R_3 + -2'R_4 + -2'R_5 + -3'R_6 + -3'R_7 + -4'R_8 + -4'R_9 + -5'R_10 + -5'R_11 + -6'R_12 + -6'R_13 + -7'R_14 + -7'R_15 + -8'R_16 + -8'R_17 + -9'R_18 + -9'R_19 + -10'R_20 + -10'R_21 + -11'R_22 + -11'R_23 + -12'R_24 + -12'R_25 + -13'R_26 + -13'R_27 + -14'R_28 + -14'R_29 + -15'R_30 + -15'R_31 + -16'R_32 + -16'R_33 + -17'R_34 + -17'R_35 + -18'R_36 + -18'R_37 + -19'R_38 + -19'R_39 + -20'R_40 + -20'R_41 + -21'R_42 + -21'R_43 + -22'R_44 + -22'R_45 + -23'R_46 + -23'R_47 + -24'R_48 + -24'R_49 + -25'R_50 + -25'R_51 + -26'R_52 + -26'R_53 + -27'R_54 + -27'R_55 + -28'R_56 + -28'R_57 + -29'R_58 + -29'R_59 = -420
invariant :P_15_1 + P_15_2 + P_15_3 + P_15_4 + P_15_5 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_15_25 + P_15_26 + P_15_27 + P_15_28 + P_16_2 + P_16_3 + P_16_4 + P_16_5 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_16_26 + P_16_27 + P_17_3 + P_17_4 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_17_26 + P_18_4 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_28_14 + P_28_15 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -15
invariant :P_0_14 + P_3_14 + P_4_13 + P_4_14 + P_4_15 + P_5_12 + P_5_13 + 2'P_5_14 + P_5_15 + P_5_16 + P_6_11 + P_6_12 + 2'P_6_13 + 2'P_6_14 + 2'P_6_15 + P_6_16 + P_6_17 + P_7_10 + P_7_11 + 2'P_7_12 + 2'P_7_13 + 3'P_7_14 + 2'P_7_15 + 2'P_7_16 + P_7_17 + P_7_18 + P_8_9 + P_8_10 + 2'P_8_11 + 2'P_8_12 + 3'P_8_13 + 3'P_8_14 + 3'P_8_15 + 2'P_8_16 + 2'P_8_17 + P_8_18 + P_8_19 + P_9_8 + P_9_9 + 2'P_9_10 + 2'P_9_11 + 3'P_9_12 + 3'P_9_13 + 4'P_9_14 + 3'P_9_15 + 3'P_9_16 + 2'P_9_17 + 2'P_9_18 + P_9_19 + P_9_20 + P_10_7 + P_10_8 + 2'P_10_9 + 2'P_10_10 + 3'P_10_11 + 3'P_10_12 + 4'P_10_13 + 4'P_10_14 + 4'P_10_15 + 3'P_10_16 + 3'P_10_17 + 2'P_10_18 + 2'P_10_19 + P_10_20 + P_10_21 + P_11_6 + P_11_7 + 2'P_11_8 + 2'P_11_9 + 3'P_11_10 + 3'P_11_11 + 4'P_11_12 + 4'P_11_13 + 5'P_11_14 + 4'P_11_15 + 4'P_11_16 + 3'P_11_17 + 3'P_11_18 + 2'P_11_19 + 2'P_11_20 + P_11_21 + P_11_22 + P_12_5 + P_12_6 + 2'P_12_7 + 2'P_12_8 + 3'P_12_9 + 3'P_12_10 + 4'P_12_11 + 4'P_12_12 + 5'P_12_13 + 5'P_12_14 + 5'P_12_15 + 4'P_12_16 + 4'P_12_17 + 3'P_12_18 + 3'P_12_19 + 2'P_12_20 + 2'P_12_21 + P_12_22 + P_12_23 + P_13_4 + P_13_5 + 2'P_13_6 + 2'P_13_7 + 3'P_13_8 + 3'P_13_9 + 4'P_13_10 + 4'P_13_11 + 5'P_13_12 + 5'P_13_13 + 6'P_13_14 + 5'P_13_15 + 5'P_13_16 + 4'P_13_17 + 4'P_13_18 + 3'P_13_19 + 3'P_13_20 + 2'P_13_21 + 2'P_13_22 + P_13_23 + P_13_24 + P_14_3 + P_14_4 + 2'P_14_5 + 2'P_14_6 + 3'P_14_7 + 3'P_14_8 + 4'P_14_9 + 4'P_14_10 + 5'P_14_11 + 5'P_14_12 + 6'P_14_13 + 6'P_14_14 + 6'P_14_15 + 5'P_14_16 + 5'P_14_17 + 4'P_14_18 + 4'P_14_19 + 3'P_14_20 + 3'P_14_21 + 2'P_14_22 + 2'P_14_23 + P_14_24 + P_14_25 + P_15_2 + P_15_3 + 2'P_15_4 + 2'P_15_5 + 3'P_15_6 + 3'P_15_7 + 4'P_15_8 + 4'P_15_9 + 5'P_15_10 + 5'P_15_11 + 6'P_15_12 + 6'P_15_13 + 7'P_15_14 + 6'P_15_15 + 6'P_15_16 + 5'P_15_17 + 5'P_15_18 + 4'P_15_19 + 4'P_15_20 + 3'P_15_21 + 3'P_15_22 + 2'P_15_23 + 2'P_15_24 + P_15_25 + P_15_26 + P_16_3 + P_16_4 + 2'P_16_5 + 2'P_16_6 + 3'P_16_7 + 3'P_16_8 + 4'P_16_9 + 4'P_16_10 + 5'P_16_11 + 5'P_16_12 + 6'P_16_13 + 6'P_16_14 + 6'P_16_15 + 5'P_16_16 + 5'P_16_17 + 4'P_16_18 + 4'P_16_19 + 3'P_16_20 + 3'P_16_21 + 2'P_16_22 + 2'P_16_23 + P_16_24 + P_16_25 + -1'P_16_28 + P_17_4 + P_17_5 + 2'P_17_6 + 2'P_17_7 + 3'P_17_8 + 3'P_17_9 + 4'P_17_10 + 4'P_17_11 + 5'P_17_12 + 5'P_17_13 + 6'P_17_14 + 5'P_17_15 + 5'P_17_16 + 4'P_17_17 + 4'P_17_18 + 3'P_17_19 + 3'P_17_20 + 2'P_17_21 + 2'P_17_22 + P_17_23 + P_17_24 + -1'P_17_27 + P_18_5 + P_18_6 + 2'P_18_7 + 2'P_18_8 + 3'P_18_9 + 3'P_18_10 + 4'P_18_11 + 4'P_18_12 + 5'P_18_13 + 5'P_18_14 + 5'P_18_15 + 4'P_18_16 + 4'P_18_17 + 3'P_18_18 + 3'P_18_19 + 2'P_18_20 + 2'P_18_21 + P_18_22 + P_18_23 + -1'P_18_26 + P_19_6 + P_19_7 + 2'P_19_8 + 2'P_19_9 + 3'P_19_10 + 3'P_19_11 + 4'P_19_12 + 4'P_19_13 + 5'P_19_14 + 4'P_19_15 + 4'P_19_16 + 3'P_19_17 + 3'P_19_18 + 2'P_19_19 + 2'P_19_20 + P_19_21 + P_19_22 + -1'P_19_25 + P_20_7 + P_20_8 + 2'P_20_9 + 2'P_20_10 + 3'P_20_11 + 3'P_20_12 + 4'P_20_13 + 4'P_20_14 + 4'P_20_15 + 3'P_20_16 + 3'P_20_17 + 2'P_20_18 + 2'P_20_19 + P_20_20 + P_20_21 + -1'P_20_24 + P_21_8 + P_21_9 + 2'P_21_10 + 2'P_21_11 + 3'P_21_12 + 3'P_21_13 + 4'P_21_14 + 3'P_21_15 + 3'P_21_16 + 2'P_21_17 + 2'P_21_18 + P_21_19 + P_21_20 + -1'P_21_23 + P_22_9 + P_22_10 + 2'P_22_11 + 2'P_22_12 + 3'P_22_13 + 3'P_22_14 + 3'P_22_15 + 2'P_22_16 + 2'P_22_17 + P_22_18 + P_22_19 + -1'P_22_22 + P_23_10 + P_23_11 + 2'P_23_12 + 2'P_23_13 + 3'P_23_14 + 2'P_23_15 + 2'P_23_16 + P_23_17 + P_23_18 + -1'P_23_21 + P_24_11 + P_24_12 + 2'P_24_13 + 2'P_24_14 + 2'P_24_15 + P_24_16 + P_24_17 + -1'P_24_20 + P_25_12 + P_25_13 + 2'P_25_14 + P_25_15 + P_25_16 + -1'P_25_19 + P_26_13 + P_26_14 + P_26_15 + -1'P_26_18 + P_27_14 + -1'P_27_17 + -1'P_28_16 + -1'P_29_15 + -1'cX_16 + -2'cX_17 + -3'cX_18 + -4'cX_19 + -5'cX_20 + -6'cX_21 + -7'cX_22 + -8'cX_23 + -9'cX_24 + -10'cX_25 + -11'cX_26 + -12'cX_27 + -13'cX_28 + -14'cX_29 + -1'cY_15 + -2'cY_16 + -3'cY_17 + -4'cY_18 + -5'cY_19 + -6'cY_20 + -7'cY_21 + -8'cY_22 + -9'cY_23 + -10'cY_24 + -11'cY_25 + -12'cY_26 + -13'cY_27 + -14'cY_28 + -15'cY_29 + 8'L_0 + 8'L_1 + 7'L_2 + 7'L_3 + 6'L_4 + 6'L_5 + 5'L_6 + 5'L_7 + 4'L_8 + 4'L_9 + 3'L_10 + 3'L_11 + 2'L_12 + 2'L_13 + L_14 + L_15 + L_45 + L_46 + 2'L_47 + 2'L_48 + 3'L_49 + 3'L_50 + 4'L_51 + 4'L_52 + 5'L_53 + 5'L_54 + 6'L_55 + 6'L_56 + 7'L_57 + 7'L_58 + R_18 + R_19 + 2'R_20 + 2'R_21 + 3'R_22 + 3'R_23 + 4'R_24 + 4'R_25 + 5'R_26 + 5'R_27 + 6'R_28 + 6'R_29 + 7'R_30 + 7'R_31 + 8'R_32 + 8'R_33 + 9'R_34 + 9'R_35 + 10'R_36 + 10'R_37 + 11'R_38 + 11'R_39 + 12'R_40 + 12'R_41 + 13'R_42 + 13'R_43 + 14'R_44 + 14'R_45 + 16'R_46 + 17'R_47 + 18'R_48 + 19'R_49 + 20'R_50 + 21'R_51 + 22'R_52 + 23'R_53 + 24'R_54 + 25'R_55 + 26'R_56 + 27'R_57 + 28'R_58 + 29'R_59 = 428
invariant :P_16_29 + P_17_28 + P_18_27 + P_19_26 + P_20_25 + P_21_24 + P_22_23 + P_23_22 + P_24_21 + P_25_20 + P_26_19 + P_27_18 + P_28_17 + P_29_16 + R_46 = 1
invariant :P_1_0 + P_3_2 + P_3_3 + P_3_4 + P_3_5 + P_3_6 + P_3_7 + P_3_8 + P_3_9 + P_3_10 + P_3_11 + P_3_12 + P_3_13 + P_3_14 + P_3_15 + P_3_16 + P_3_17 + P_3_18 + P_3_19 + P_3_20 + P_3_21 + P_3_22 + P_3_23 + P_3_24 + P_3_25 + P_3_26 + P_3_27 + P_3_28 + P_4_2 + 2'P_4_3 + 2'P_4_4 + 2'P_4_5 + 2'P_4_6 + 2'P_4_7 + 2'P_4_8 + 2'P_4_9 + 2'P_4_10 + 2'P_4_11 + 2'P_4_12 + 2'P_4_13 + 2'P_4_14 + 2'P_4_15 + 2'P_4_16 + 2'P_4_17 + 2'P_4_18 + 2'P_4_19 + 2'P_4_20 + 2'P_4_21 + 2'P_4_22 + 2'P_4_23 + 2'P_4_24 + 2'P_4_25 + 2'P_4_26 + 2'P_4_27 + P_4_28 + P_5_2 + 2'P_5_3 + 3'P_5_4 + 3'P_5_5 + 3'P_5_6 + 3'P_5_7 + 3'P_5_8 + 3'P_5_9 + 3'P_5_10 + 3'P_5_11 + 3'P_5_12 + 3'P_5_13 + 3'P_5_14 + 3'P_5_15 + 3'P_5_16 + 3'P_5_17 + 3'P_5_18 + 3'P_5_19 + 3'P_5_20 + 3'P_5_21 + 3'P_5_22 + 3'P_5_23 + 3'P_5_24 + 3'P_5_25 + 3'P_5_26 + 2'P_5_27 + P_5_28 + P_6_2 + 2'P_6_3 + 3'P_6_4 + 4'P_6_5 + 4'P_6_6 + 4'P_6_7 + 4'P_6_8 + 4'P_6_9 + 4'P_6_10 + 4'P_6_11 + 4'P_6_12 + 4'P_6_13 + 4'P_6_14 + 4'P_6_15 + 4'P_6_16 + 4'P_6_17 + 4'P_6_18 + 4'P_6_19 + 4'P_6_20 + 4'P_6_21 + 4'P_6_22 + 4'P_6_23 + 4'P_6_24 + 4'P_6_25 + 3'P_6_26 + 2'P_6_27 + P_6_28 + P_7_2 + 2'P_7_3 + 3'P_7_4 + 4'P_7_5 + 5'P_7_6 + 5'P_7_7 + 5'P_7_8 + 5'P_7_9 + 5'P_7_10 + 5'P_7_11 + 5'P_7_12 + 5'P_7_13 + 5'P_7_14 + 5'P_7_15 + 5'P_7_16 + 5'P_7_17 + 5'P_7_18 + 5'P_7_19 + 5'P_7_20 + 5'P_7_21 + 5'P_7_22 + 5'P_7_23 + 5'P_7_24 + 4'P_7_25 + 3'P_7_26 + 2'P_7_27 + P_7_28 + P_8_2 + 2'P_8_3 + 3'P_8_4 + 4'P_8_5 + 5'P_8_6 + 6'P_8_7 + 6'P_8_8 + 6'P_8_9 + 6'P_8_10 + 6'P_8_11 + 6'P_8_12 + 6'P_8_13 + 6'P_8_14 + 6'P_8_15 + 6'P_8_16 + 6'P_8_17 + 6'P_8_18 + 6'P_8_19 + 6'P_8_20 + 6'P_8_21 + 6'P_8_22 + 6'P_8_23 + 5'P_8_24 + 4'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_2 + 2'P_9_3 + 3'P_9_4 + 4'P_9_5 + 5'P_9_6 + 6'P_9_7 + 7'P_9_8 + 7'P_9_9 + 7'P_9_10 + 7'P_9_11 + 7'P_9_12 + 7'P_9_13 + 7'P_9_14 + 7'P_9_15 + 7'P_9_16 + 7'P_9_17 + 7'P_9_18 + 7'P_9_19 + 7'P_9_20 + 7'P_9_21 + 7'P_9_22 + 6'P_9_23 + 5'P_9_24 + 4'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_2 + 2'P_10_3 + 3'P_10_4 + 4'P_10_5 + 5'P_10_6 + 6'P_10_7 + 7'P_10_8 + 8'P_10_9 + 8'P_10_10 + 8'P_10_11 + 8'P_10_12 + 8'P_10_13 + 8'P_10_14 + 8'P_10_15 + 8'P_10_16 + 8'P_10_17 + 8'P_10_18 + 8'P_10_19 + 8'P_10_20 + 8'P_10_21 + 7'P_10_22 + 6'P_10_23 + 5'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_2 + 2'P_11_3 + 3'P_11_4 + 4'P_11_5 + 5'P_11_6 + 6'P_11_7 + 7'P_11_8 + 8'P_11_9 + 9'P_11_10 + 9'P_11_11 + 9'P_11_12 + 9'P_11_13 + 9'P_11_14 + 9'P_11_15 + 9'P_11_16 + 9'P_11_17 + 9'P_11_18 + 9'P_11_19 + 9'P_11_20 + 8'P_11_21 + 7'P_11_22 + 6'P_11_23 + 5'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_2 + 2'P_12_3 + 3'P_12_4 + 4'P_12_5 + 5'P_12_6 + 6'P_12_7 + 7'P_12_8 + 8'P_12_9 + 9'P_12_10 + 10'P_12_11 + 10'P_12_12 + 10'P_12_13 + 10'P_12_14 + 10'P_12_15 + 10'P_12_16 + 10'P_12_17 + 10'P_12_18 + 10'P_12_19 + 9'P_12_20 + 8'P_12_21 + 7'P_12_22 + 6'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_2 + 2'P_13_3 + 3'P_13_4 + 4'P_13_5 + 5'P_13_6 + 6'P_13_7 + 7'P_13_8 + 8'P_13_9 + 9'P_13_10 + 10'P_13_11 + 11'P_13_12 + 11'P_13_13 + 11'P_13_14 + 11'P_13_15 + 11'P_13_16 + 11'P_13_17 + 11'P_13_18 + 10'P_13_19 + 9'P_13_20 + 8'P_13_21 + 7'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_2 + 2'P_14_3 + 3'P_14_4 + 4'P_14_5 + 5'P_14_6 + 6'P_14_7 + 7'P_14_8 + 8'P_14_9 + 9'P_14_10 + 10'P_14_11 + 11'P_14_12 + 12'P_14_13 + 12'P_14_14 + 12'P_14_15 + 12'P_14_16 + 12'P_14_17 + 11'P_14_18 + 10'P_14_19 + 9'P_14_20 + 8'P_14_21 + 7'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_2 + 2'P_15_3 + 3'P_15_4 + 4'P_15_5 + 5'P_15_6 + 6'P_15_7 + 7'P_15_8 + 8'P_15_9 + 9'P_15_10 + 10'P_15_11 + 11'P_15_12 + 12'P_15_13 + 13'P_15_14 + 13'P_15_15 + 13'P_15_16 + 12'P_15_17 + 11'P_15_18 + 10'P_15_19 + 9'P_15_20 + 8'P_15_21 + 7'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_2 + 2'P_16_3 + 3'P_16_4 + 4'P_16_5 + 5'P_16_6 + 6'P_16_7 + 7'P_16_8 + 8'P_16_9 + 9'P_16_10 + 10'P_16_11 + 11'P_16_12 + 12'P_16_13 + 13'P_16_14 + 14'P_16_15 + 13'P_16_16 + 12'P_16_17 + 11'P_16_18 + 10'P_16_19 + 9'P_16_20 + 8'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_2 + 2'P_17_3 + 3'P_17_4 + 4'P_17_5 + 5'P_17_6 + 6'P_17_7 + 7'P_17_8 + 8'P_17_9 + 9'P_17_10 + 10'P_17_11 + 11'P_17_12 + 12'P_17_13 + 13'P_17_14 + 13'P_17_15 + 13'P_17_16 + 12'P_17_17 + 11'P_17_18 + 10'P_17_19 + 9'P_17_20 + 8'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_2 + 2'P_18_3 + 3'P_18_4 + 4'P_18_5 + 5'P_18_6 + 6'P_18_7 + 7'P_18_8 + 8'P_18_9 + 9'P_18_10 + 10'P_18_11 + 11'P_18_12 + 12'P_18_13 + 12'P_18_14 + 12'P_18_15 + 12'P_18_16 + 12'P_18_17 + 11'P_18_18 + 10'P_18_19 + 9'P_18_20 + 8'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_2 + 2'P_19_3 + 3'P_19_4 + 4'P_19_5 + 5'P_19_6 + 6'P_19_7 + 7'P_19_8 + 8'P_19_9 + 9'P_19_10 + 10'P_19_11 + 11'P_19_12 + 11'P_19_13 + 11'P_19_14 + 11'P_19_15 + 11'P_19_16 + 11'P_19_17 + 11'P_19_18 + 10'P_19_19 + 9'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_2 + 2'P_20_3 + 3'P_20_4 + 4'P_20_5 + 5'P_20_6 + 6'P_20_7 + 7'P_20_8 + 8'P_20_9 + 9'P_20_10 + 10'P_20_11 + 10'P_20_12 + 10'P_20_13 + 10'P_20_14 + 10'P_20_15 + 10'P_20_16 + 10'P_20_17 + 10'P_20_18 + 10'P_20_19 + 9'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_2 + 2'P_21_3 + 3'P_21_4 + 4'P_21_5 + 5'P_21_6 + 6'P_21_7 + 7'P_21_8 + 8'P_21_9 + 9'P_21_10 + 9'P_21_11 + 9'P_21_12 + 9'P_21_13 + 9'P_21_14 + 9'P_21_15 + 9'P_21_16 + 9'P_21_17 + 9'P_21_18 + 9'P_21_19 + 9'P_21_20 + 8'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_2 + 2'P_22_3 + 3'P_22_4 + 4'P_22_5 + 5'P_22_6 + 6'P_22_7 + 7'P_22_8 + 8'P_22_9 + 8'P_22_10 + 8'P_22_11 + 8'P_22_12 + 8'P_22_13 + 8'P_22_14 + 8'P_22_15 + 8'P_22_16 + 8'P_22_17 + 8'P_22_18 + 8'P_22_19 + 8'P_22_20 + 8'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_2 + 2'P_23_3 + 3'P_23_4 + 4'P_23_5 + 5'P_23_6 + 6'P_23_7 + 7'P_23_8 + 7'P_23_9 + 7'P_23_10 + 7'P_23_11 + 7'P_23_12 + 7'P_23_13 + 7'P_23_14 + 7'P_23_15 + 7'P_23_16 + 7'P_23_17 + 7'P_23_18 + 7'P_23_19 + 7'P_23_20 + 7'P_23_21 + 7'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_2 + 2'P_24_3 + 3'P_24_4 + 4'P_24_5 + 5'P_24_6 + 6'P_24_7 + 6'P_24_8 + 6'P_24_9 + 6'P_24_10 + 6'P_24_11 + 6'P_24_12 + 6'P_24_13 + 6'P_24_14 + 6'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 6'P_24_20 + 6'P_24_21 + 6'P_24_22 + 6'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_2 + 2'P_25_3 + 3'P_25_4 + 4'P_25_5 + 5'P_25_6 + 5'P_25_7 + 5'P_25_8 + 5'P_25_9 + 5'P_25_10 + 5'P_25_11 + 5'P_25_12 + 5'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 5'P_25_21 + 5'P_25_22 + 5'P_25_23 + 5'P_25_24 + 4'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_2 + 2'P_26_3 + 3'P_26_4 + 4'P_26_5 + 4'P_26_6 + 4'P_26_7 + 4'P_26_8 + 4'P_26_9 + 4'P_26_10 + 4'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 4'P_26_22 + 4'P_26_23 + 4'P_26_24 + 4'P_26_25 + 3'P_26_26 + 2'P_26_27 + P_26_28 + P_27_2 + 2'P_27_3 + 3'P_27_4 + 3'P_27_5 + 3'P_27_6 + 3'P_27_7 + 3'P_27_8 + 3'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 3'P_27_23 + 3'P_27_24 + 3'P_27_25 + 3'P_27_26 + 2'P_27_27 + P_27_28 + P_28_2 + 2'P_28_3 + 2'P_28_4 + 2'P_28_5 + 2'P_28_6 + 2'P_28_7 + 2'P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + 2'P_28_23 + 2'P_28_24 + 2'P_28_25 + 2'P_28_26 + 2'P_28_27 + P_28_28 + P_29_2 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + P_29_28 + cX_3 + 2'cX_4 + 3'cX_5 + 4'cX_6 + 5'cX_7 + 6'cX_8 + 7'cX_9 + 8'cX_10 + 9'cX_11 + 10'cX_12 + 11'cX_13 + 12'cX_14 + 13'cX_15 + 14'cX_16 + 15'cX_17 + 16'cX_18 + 17'cX_19 + 18'cX_20 + 19'cX_21 + 20'cX_22 + 21'cX_23 + 22'cX_24 + 23'cX_25 + 24'cX_26 + 25'cX_27 + 26'cX_28 + 27'cX_29 + cY_2 + 2'cY_3 + 3'cY_4 + 4'cY_5 + 5'cY_6 + 6'cY_7 + 7'cY_8 + 8'cY_9 + 9'cY_10 + 10'cY_11 + 11'cY_12 + 12'cY_13 + 13'cY_14 + 14'cY_15 + 15'cY_16 + 16'cY_17 + 17'cY_18 + 18'cY_19 + 19'cY_20 + 20'cY_21 + 21'cY_22 + 22'cY_23 + 23'cY_24 + 24'cY_25 + 25'cY_26 + 26'cY_27 + 27'cY_28 + 28'cY_29 + -14'L_0 + -14'L_1 + -13'L_2 + -13'L_3 + -12'L_4 + -12'L_5 + -11'L_6 + -11'L_7 + -10'L_8 + -10'L_9 + -9'L_10 + -9'L_11 + -8'L_12 + -8'L_13 + -7'L_14 + -7'L_15 + -6'L_16 + -6'L_17 + -5'L_18 + -5'L_19 + -4'L_20 + -4'L_21 + -3'L_22 + -3'L_23 + -2'L_24 + -2'L_25 + -1'L_26 + -1'L_27 + L_30 + -1'L_33 + -1'L_34 + -2'L_35 + -2'L_36 + -3'L_37 + -3'L_38 + -4'L_39 + -4'L_40 + -5'L_41 + -5'L_42 + -6'L_43 + -6'L_44 + -7'L_45 + -7'L_46 + -8'L_47 + -8'L_48 + -9'L_49 + -9'L_50 + -10'L_51 + -10'L_52 + -11'L_53 + -11'L_54 + -12'L_55 + -12'L_56 + -13'L_57 + -13'L_58 + -1'R_4 + -1'R_5 + -2'R_6 + -2'R_7 + -3'R_8 + -3'R_9 + -4'R_10 + -4'R_11 + -5'R_12 + -5'R_13 + -6'R_14 + -6'R_15 + -7'R_16 + -7'R_17 + -8'R_18 + -8'R_19 + -9'R_20 + -9'R_21 + -10'R_22 + -10'R_23 + -11'R_24 + -11'R_25 + -12'R_26 + -12'R_27 + -13'R_28 + -13'R_29 + -14'R_30 + -14'R_31 + -15'R_32 + -16'R_33 + -18'R_34 + -19'R_35 + -21'R_36 + -22'R_37 + -24'R_38 + -25'R_39 + -27'R_40 + -28'R_41 + -30'R_42 + -31'R_43 + -33'R_44 + -34'R_45 + -36'R_46 + -37'R_47 + -39'R_48 + -40'R_49 + -42'R_50 + -43'R_51 + -45'R_52 + -46'R_53 + -48'R_54 + -49'R_55 + -51'R_56 + -52'R_57 + -54'R_58 + -55'R_59 = -797
invariant :P_1_6 + -1'P_3_5 + -1'P_3_6 + -1'P_3_7 + -1'P_4_4 + -2'P_4_5 + -2'P_4_6 + -2'P_4_7 + -1'P_4_8 + -1'P_5_3 + -2'P_5_4 + -3'P_5_5 + -3'P_5_6 + -3'P_5_7 + -2'P_5_8 + -1'P_5_9 + -1'P_6_2 + -2'P_6_3 + -3'P_6_4 + -4'P_6_5 + -4'P_6_6 + -4'P_6_7 + -3'P_6_8 + -2'P_6_9 + -1'P_6_10 + -1'P_7_2 + -2'P_7_3 + -3'P_7_4 + -4'P_7_5 + -4'P_7_6 + -4'P_7_7 + -3'P_7_8 + -2'P_7_9 + -1'P_7_10 + P_7_12 + P_7_13 + P_7_14 + P_7_15 + P_7_16 + P_7_17 + P_7_18 + P_7_19 + P_7_20 + P_7_21 + P_7_22 + P_7_23 + P_7_24 + P_7_25 + P_7_26 + P_7_27 + P_7_28 + -1'P_8_3 + -2'P_8_4 + -3'P_8_5 + -3'P_8_6 + -3'P_8_7 + -2'P_8_8 + -1'P_8_9 + P_8_11 + 2'P_8_12 + 3'P_8_13 + 3'P_8_14 + 3'P_8_15 + 3'P_8_16 + 3'P_8_17 + 3'P_8_18 + 3'P_8_19 + 3'P_8_20 + 3'P_8_21 + 3'P_8_22 + 3'P_8_23 + 3'P_8_24 + 3'P_8_25 + 3'P_8_26 + 3'P_8_27 + 2'P_8_28 + -1'P_9_4 + -2'P_9_5 + -2'P_9_6 + -2'P_9_7 + -1'P_9_8 + P_9_10 + 2'P_9_11 + 3'P_9_12 + 4'P_9_13 + 5'P_9_14 + 5'P_9_15 + 5'P_9_16 + 5'P_9_17 + 5'P_9_18 + 5'P_9_19 + 5'P_9_20 + 5'P_9_21 + 5'P_9_22 + 5'P_9_23 + 5'P_9_24 + 5'P_9_25 + 5'P_9_26 + 4'P_9_27 + 2'P_9_28 + -1'P_10_5 + -1'P_10_6 + -1'P_10_7 + P_10_9 + 2'P_10_10 + 3'P_10_11 + 4'P_10_12 + 5'P_10_13 + 6'P_10_14 + 7'P_10_15 + 7'P_10_16 + 7'P_10_17 + 7'P_10_18 + 7'P_10_19 + 7'P_10_20 + 7'P_10_21 + 7'P_10_22 + 7'P_10_23 + 7'P_10_24 + 7'P_10_25 + 6'P_10_26 + 4'P_10_27 + 2'P_10_28 + P_11_8 + 2'P_11_9 + 3'P_11_10 + 4'P_11_11 + 5'P_11_12 + 6'P_11_13 + 7'P_11_14 + 8'P_11_15 + 9'P_11_16 + 9'P_11_17 + 9'P_11_18 + 9'P_11_19 + 9'P_11_20 + 9'P_11_21 + 9'P_11_22 + 9'P_11_23 + 9'P_11_24 + 8'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + P_12_6 + P_12_7 + 2'P_12_8 + 3'P_12_9 + 4'P_12_10 + 5'P_12_11 + 6'P_12_12 + 7'P_12_13 + 8'P_12_14 + 9'P_12_15 + 10'P_12_16 + 11'P_12_17 + 11'P_12_18 + 11'P_12_19 + 11'P_12_20 + 11'P_12_21 + 11'P_12_22 + 11'P_12_23 + 10'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_6 + 2'P_13_7 + 3'P_13_8 + 4'P_13_9 + 5'P_13_10 + 6'P_13_11 + 7'P_13_12 + 8'P_13_13 + 9'P_13_14 + 10'P_13_15 + 11'P_13_16 + 12'P_13_17 + 13'P_13_18 + 13'P_13_19 + 13'P_13_20 + 13'P_13_21 + 13'P_13_22 + 12'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_6 + 2'P_14_7 + 4'P_14_8 + 5'P_14_9 + 6'P_14_10 + 7'P_14_11 + 8'P_14_12 + 9'P_14_13 + 10'P_14_14 + 11'P_14_15 + 12'P_14_16 + 13'P_14_17 + 14'P_14_18 + 15'P_14_19 + 15'P_14_20 + 15'P_14_21 + 14'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_6 + 2'P_15_7 + 4'P_15_8 + 6'P_15_9 + 7'P_15_10 + 8'P_15_11 + 9'P_15_12 + 10'P_15_13 + 11'P_15_14 + 12'P_15_15 + 13'P_15_16 + 14'P_15_17 + 15'P_15_18 + 16'P_15_19 + 17'P_15_20 + 16'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_6 + 2'P_16_7 + 4'P_16_8 + 6'P_16_9 + 8'P_16_10 + 9'P_16_11 + 10'P_16_12 + 11'P_16_13 + 12'P_16_14 + 13'P_16_15 + 14'P_16_16 + 15'P_16_17 + 16'P_16_18 + 17'P_16_19 + 17'P_16_20 + 16'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_6 + 2'P_17_7 + 4'P_17_8 + 6'P_17_9 + 8'P_17_10 + 10'P_17_11 + 11'P_17_12 + 12'P_17_13 + 13'P_17_14 + 14'P_17_15 + 15'P_17_16 + 16'P_17_17 + 17'P_17_18 + 17'P_17_19 + 16'P_17_20 + 15'P_17_21 + 14'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_6 + 2'P_18_7 + 4'P_18_8 + 6'P_18_9 + 8'P_18_10 + 10'P_18_11 + 12'P_18_12 + 13'P_18_13 + 14'P_18_14 + 15'P_18_15 + 16'P_18_16 + 17'P_18_17 + 17'P_18_18 + 16'P_18_19 + 15'P_18_20 + 14'P_18_21 + 13'P_18_22 + 12'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_6 + 2'P_19_7 + 4'P_19_8 + 6'P_19_9 + 8'P_19_10 + 10'P_19_11 + 12'P_19_12 + 14'P_19_13 + 15'P_19_14 + 16'P_19_15 + 17'P_19_16 + 17'P_19_17 + 16'P_19_18 + 15'P_19_19 + 14'P_19_20 + 13'P_19_21 + 12'P_19_22 + 11'P_19_23 + 10'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_6 + 2'P_20_7 + 4'P_20_8 + 6'P_20_9 + 8'P_20_10 + 10'P_20_11 + 12'P_20_12 + 14'P_20_13 + 16'P_20_14 + 17'P_20_15 + 17'P_20_16 + 16'P_20_17 + 15'P_20_18 + 14'P_20_19 + 13'P_20_20 + 12'P_20_21 + 11'P_20_22 + 10'P_20_23 + 9'P_20_24 + 8'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_6 + 2'P_21_7 + 4'P_21_8 + 6'P_21_9 + 8'P_21_10 + 10'P_21_11 + 12'P_21_12 + 14'P_21_13 + 16'P_21_14 + 17'P_21_15 + 16'P_21_16 + 15'P_21_17 + 14'P_21_18 + 13'P_21_19 + 12'P_21_20 + 11'P_21_21 + 10'P_21_22 + 9'P_21_23 + 8'P_21_24 + 7'P_21_25 + 6'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_6 + 2'P_22_7 + 4'P_22_8 + 6'P_22_9 + 8'P_22_10 + 10'P_22_11 + 12'P_22_12 + 14'P_22_13 + 15'P_22_14 + 15'P_22_15 + 15'P_22_16 + 14'P_22_17 + 13'P_22_18 + 12'P_22_19 + 11'P_22_20 + 10'P_22_21 + 9'P_22_22 + 8'P_22_23 + 7'P_22_24 + 6'P_22_25 + 5'P_22_26 + 4'P_22_27 + 2'P_22_28 + P_23_6 + 2'P_23_7 + 4'P_23_8 + 6'P_23_9 + 8'P_23_10 + 10'P_23_11 + 12'P_23_12 + 13'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 13'P_23_17 + 12'P_23_18 + 11'P_23_19 + 10'P_23_20 + 9'P_23_21 + 8'P_23_22 + 7'P_23_23 + 6'P_23_24 + 5'P_23_25 + 4'P_23_26 + 3'P_23_27 + 2'P_23_28 + P_24_6 + 2'P_24_7 + 4'P_24_8 + 6'P_24_9 + 8'P_24_10 + 10'P_24_11 + 11'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 11'P_24_18 + 10'P_24_19 + 9'P_24_20 + 8'P_24_21 + 7'P_24_22 + 6'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_6 + 2'P_25_7 + 4'P_25_8 + 6'P_25_9 + 8'P_25_10 + 9'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 9'P_25_19 + 8'P_25_20 + 7'P_25_21 + 6'P_25_22 + 5'P_25_23 + 4'P_25_24 + 3'P_25_25 + 2'P_25_26 + P_25_27 + P_26_6 + 2'P_26_7 + 4'P_26_8 + 6'P_26_9 + 7'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 7'P_26_20 + 6'P_26_21 + 5'P_26_22 + 4'P_26_23 + 3'P_26_24 + 2'P_26_25 + P_26_26 + P_27_6 + 2'P_27_7 + 4'P_27_8 + 5'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 5'P_27_21 + 4'P_27_22 + 3'P_27_23 + 2'P_27_24 + P_27_25 + P_28_6 + 2'P_28_7 + 3'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 3'P_28_22 + 2'P_28_23 + P_28_24 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + cX_7 + 3'cX_8 + 5'cX_9 + 7'cX_10 + 9'cX_11 + 11'cX_12 + 13'cX_13 + 15'cX_14 + 17'cX_15 + 19'cX_16 + 21'cX_17 + 23'cX_18 + 25'cX_19 + 27'cX_20 + 29'cX_21 + 31'cX_22 + 33'cX_23 + 35'cX_24 + 37'cX_25 + 39'cX_26 + 41'cX_27 + 43'cX_28 + 45'cX_29 + cY_6 + 2'cY_7 + 4'cY_8 + 6'cY_9 + 8'cY_10 + 10'cY_11 + 12'cY_12 + 14'cY_13 + 16'cY_14 + 18'cY_15 + 20'cY_16 + 22'cY_17 + 24'cY_18 + 26'cY_19 + 28'cY_20 + 30'cY_21 + 32'cY_22 + 34'cY_23 + 36'cY_24 + 38'cY_25 + 40'cY_26 + 42'cY_27 + 44'cY_28 + 46'cY_29 + -24'L_0 + -23'L_1 + -22'L_2 + -21'L_3 + -20'L_4 + -19'L_5 + -18'L_6 + -17'L_7 + -16'L_8 + -15'L_9 + -14'L_10 + -13'L_11 + -12'L_12 + -11'L_13 + -10'L_14 + -9'L_15 + -8'L_16 + -7'L_17 + -6'L_18 + -5'L_19 + -4'L_20 + -3'L_21 + -2'L_22 + -1'L_23 + -1'L_36 + -2'L_37 + -3'L_38 + -4'L_39 + -5'L_40 + -6'L_41 + -7'L_42 + -8'L_43 + -9'L_44 + -10'L_45 + -11'L_46 + -12'L_47 + -13'L_48 + -14'L_49 + -15'L_50 + -16'L_51 + -17'L_52 + -18'L_53 + -19'L_54 + -20'L_55 + -21'L_56 + -22'L_57 + -23'L_58 + -1'R_9 + -2'R_10 + -3'R_11 + -4'R_12 + -5'R_13 + -6'R_14 + -7'R_15 + -8'R_16 + -9'R_17 + -10'R_18 + -11'R_19 + -12'R_20 + -13'R_21 + -14'R_22 + -15'R_23 + -16'R_24 + -17'R_25 + -18'R_26 + -19'R_27 + -20'R_28 + -21'R_29 + -22'R_30 + -23'R_31 + -24'R_32 + -25'R_33 + -26'R_34 + -27'R_35 + -28'R_36 + -30'R_37 + -33'R_38 + -36'R_39 + -39'R_40 + -42'R_41 + -45'R_42 + -48'R_43 + -51'R_44 + -54'R_45 + -57'R_46 + -60'R_47 + -63'R_48 + -66'R_49 + -69'R_50 + -72'R_51 + -75'R_52 + -78'R_53 + -81'R_54 + -83'R_55 + -85'R_56 + -87'R_57 + -89'R_58 + -91'R_59 = -1334
invariant :P_17_29 + P_18_28 + P_19_27 + P_20_26 + P_21_25 + P_22_24 + P_23_23 + P_24_22 + P_25_21 + P_26_20 + P_27_19 + P_28_18 + P_29_17 + R_47 = 1
invariant :P_0_3 + P_3_3 + P_4_2 + P_4_3 + P_4_4 + P_5_3 + -1'P_5_6 + -1'P_5_7 + -1'P_5_8 + -1'P_5_9 + -1'P_5_10 + -1'P_5_11 + -1'P_5_12 + -1'P_5_13 + -1'P_5_14 + -1'P_5_15 + -1'P_5_16 + -1'P_5_17 + -1'P_5_18 + -1'P_5_19 + -1'P_5_20 + -1'P_5_21 + -1'P_5_22 + -1'P_5_23 + -1'P_5_24 + -1'P_5_25 + -1'P_5_26 + -1'P_5_27 + -1'P_5_28 + -1'P_6_5 + -1'P_6_6 + -2'P_6_7 + -2'P_6_8 + -2'P_6_9 + -2'P_6_10 + -2'P_6_11 + -2'P_6_12 + -2'P_6_13 + -2'P_6_14 + -2'P_6_15 + -2'P_6_16 + -2'P_6_17 + -2'P_6_18 + -2'P_6_19 + -2'P_6_20 + -2'P_6_21 + -2'P_6_22 + -2'P_6_23 + -2'P_6_24 + -2'P_6_25 + -2'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_4 + -1'P_7_5 + -2'P_7_6 + -2'P_7_7 + -3'P_7_8 + -3'P_7_9 + -3'P_7_10 + -3'P_7_11 + -3'P_7_12 + -3'P_7_13 + -3'P_7_14 + -3'P_7_15 + -3'P_7_16 + -3'P_7_17 + -3'P_7_18 + -3'P_7_19 + -3'P_7_20 + -3'P_7_21 + -3'P_7_22 + -3'P_7_23 + -3'P_7_24 + -3'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_4 + -2'P_8_5 + -2'P_8_6 + -3'P_8_7 + -3'P_8_8 + -4'P_8_9 + -4'P_8_10 + -4'P_8_11 + -4'P_8_12 + -4'P_8_13 + -4'P_8_14 + -4'P_8_15 + -4'P_8_16 + -4'P_8_17 + -4'P_8_18 + -4'P_8_19 + -4'P_8_20 + -4'P_8_21 + -4'P_8_22 + -4'P_8_23 + -4'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_4 + -2'P_9_5 + -3'P_9_6 + -3'P_9_7 + -4'P_9_8 + -4'P_9_9 + -5'P_9_10 + -5'P_9_11 + -5'P_9_12 + -5'P_9_13 + -5'P_9_14 + -5'P_9_15 + -5'P_9_16 + -5'P_9_17 + -5'P_9_18 + -5'P_9_19 + -5'P_9_20 + -5'P_9_21 + -5'P_9_22 + -5'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_4 + -2'P_10_5 + -3'P_10_6 + -4'P_10_7 + -4'P_10_8 + -5'P_10_9 + -5'P_10_10 + -6'P_10_11 + -6'P_10_12 + -6'P_10_13 + -6'P_10_14 + -6'P_10_15 + -6'P_10_16 + -6'P_10_17 + -6'P_10_18 + -6'P_10_19 + -6'P_10_20 + -6'P_10_21 + -6'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_4 + -2'P_11_5 + -3'P_11_6 + -4'P_11_7 + -5'P_11_8 + -5'P_11_9 + -6'P_11_10 + -6'P_11_11 + -7'P_11_12 + -7'P_11_13 + -7'P_11_14 + -7'P_11_15 + -7'P_11_16 + -7'P_11_17 + -7'P_11_18 + -7'P_11_19 + -7'P_11_20 + -7'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_4 + -2'P_12_5 + -3'P_12_6 + -4'P_12_7 + -5'P_12_8 + -6'P_12_9 + -6'P_12_10 + -7'P_12_11 + -7'P_12_12 + -8'P_12_13 + -8'P_12_14 + -8'P_12_15 + -8'P_12_16 + -8'P_12_17 + -8'P_12_18 + -8'P_12_19 + -8'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_4 + -2'P_13_5 + -3'P_13_6 + -4'P_13_7 + -5'P_13_8 + -6'P_13_9 + -7'P_13_10 + -7'P_13_11 + -8'P_13_12 + -8'P_13_13 + -9'P_13_14 + -9'P_13_15 + -9'P_13_16 + -9'P_13_17 + -9'P_13_18 + -9'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_4 + -2'P_14_5 + -3'P_14_6 + -4'P_14_7 + -5'P_14_8 + -6'P_14_9 + -7'P_14_10 + -8'P_14_11 + -8'P_14_12 + -9'P_14_13 + -9'P_14_14 + -10'P_14_15 + -10'P_14_16 + -10'P_14_17 + -10'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_4 + -2'P_15_5 + -3'P_15_6 + -4'P_15_7 + -5'P_15_8 + -6'P_15_9 + -7'P_15_10 + -8'P_15_11 + -9'P_15_12 + -9'P_15_13 + -10'P_15_14 + -10'P_15_15 + -11'P_15_16 + -11'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_4 + -2'P_16_5 + -3'P_16_6 + -4'P_16_7 + -5'P_16_8 + -6'P_16_9 + -7'P_16_10 + -8'P_16_11 + -9'P_16_12 + -10'P_16_13 + -10'P_16_14 + -11'P_16_15 + -11'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_4 + -2'P_17_5 + -3'P_17_6 + -4'P_17_7 + -5'P_17_8 + -6'P_17_9 + -7'P_17_10 + -8'P_17_11 + -9'P_17_12 + -10'P_17_13 + -11'P_17_14 + -11'P_17_15 + -12'P_17_16 + -11'P_17_17 + -11'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_4 + -2'P_18_5 + -3'P_18_6 + -4'P_18_7 + -5'P_18_8 + -6'P_18_9 + -7'P_18_10 + -8'P_18_11 + -9'P_18_12 + -10'P_18_13 + -11'P_18_14 + -12'P_18_15 + -11'P_18_16 + -11'P_18_17 + -10'P_18_18 + -10'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_4 + -2'P_19_5 + -3'P_19_6 + -4'P_19_7 + -5'P_19_8 + -6'P_19_9 + -7'P_19_10 + -8'P_19_11 + -9'P_19_12 + -10'P_19_13 + -11'P_19_14 + -11'P_19_15 + -11'P_19_16 + -10'P_19_17 + -10'P_19_18 + -9'P_19_19 + -9'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_4 + -2'P_20_5 + -3'P_20_6 + -4'P_20_7 + -5'P_20_8 + -6'P_20_9 + -7'P_20_10 + -8'P_20_11 + -9'P_20_12 + -10'P_20_13 + -10'P_20_14 + -10'P_20_15 + -10'P_20_16 + -10'P_20_17 + -9'P_20_18 + -9'P_20_19 + -8'P_20_20 + -8'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_4 + -2'P_21_5 + -3'P_21_6 + -4'P_21_7 + -5'P_21_8 + -6'P_21_9 + -7'P_21_10 + -8'P_21_11 + -9'P_21_12 + -9'P_21_13 + -9'P_21_14 + -9'P_21_15 + -9'P_21_16 + -9'P_21_17 + -9'P_21_18 + -8'P_21_19 + -8'P_21_20 + -7'P_21_21 + -7'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_4 + -2'P_22_5 + -3'P_22_6 + -4'P_22_7 + -5'P_22_8 + -6'P_22_9 + -7'P_22_10 + -8'P_22_11 + -8'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -8'P_22_18 + -8'P_22_19 + -7'P_22_20 + -7'P_22_21 + -6'P_22_22 + -6'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_4 + -2'P_23_5 + -3'P_23_6 + -4'P_23_7 + -5'P_23_8 + -6'P_23_9 + -7'P_23_10 + -7'P_23_11 + -7'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -7'P_23_18 + -7'P_23_19 + -7'P_23_20 + -6'P_23_21 + -6'P_23_22 + -5'P_23_23 + -5'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_4 + -2'P_24_5 + -3'P_24_6 + -4'P_24_7 + -5'P_24_8 + -6'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -6'P_24_21 + -5'P_24_22 + -5'P_24_23 + -4'P_24_24 + -4'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_4 + -2'P_25_5 + -3'P_25_6 + -4'P_25_7 + -5'P_25_8 + -5'P_25_9 + -5'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -5'P_25_20 + -5'P_25_21 + -5'P_25_22 + -4'P_25_23 + -4'P_25_24 + -3'P_25_25 + -3'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_4 + -2'P_26_5 + -3'P_26_6 + -4'P_26_7 + -4'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -4'P_26_22 + -4'P_26_23 + -3'P_26_24 + -3'P_26_25 + -2'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_4 + -2'P_27_5 + -3'P_27_6 + -3'P_27_7 + -3'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -3'P_27_22 + -3'P_27_23 + -3'P_27_24 + -2'P_27_25 + -2'P_27_26 + -1'P_27_27 + -1'P_27_28 + -1'P_28_4 + -2'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -2'P_28_25 + -1'P_28_26 + -1'P_28_27 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'cX_5 + -2'cX_6 + -3'cX_7 + -4'cX_8 + -5'cX_9 + -6'cX_10 + -7'cX_11 + -8'cX_12 + -9'cX_13 + -10'cX_14 + -11'cX_15 + -12'cX_16 + -13'cX_17 + -14'cX_18 + -15'cX_19 + -16'cX_20 + -17'cX_21 + -18'cX_22 + -19'cX_23 + -20'cX_24 + -21'cX_25 + -22'cX_26 + -23'cX_27 + -24'cX_28 + -25'cX_29 + -1'cY_4 + -2'cY_5 + -3'cY_6 + -4'cY_7 + -5'cY_8 + -6'cY_9 + -7'cY_10 + -8'cY_11 + -9'cY_12 + -10'cY_13 + -11'cY_14 + -12'cY_15 + -13'cY_16 + -14'cY_17 + -15'cY_18 + -16'cY_19 + -17'cY_20 + -18'cY_21 + -19'cY_22 + -20'cY_23 + -21'cY_24 + -22'cY_25 + -23'cY_26 + -24'cY_27 + -25'cY_28 + -26'cY_29 + 14'L_0 + 13'L_1 + 13'L_2 + 12'L_3 + 12'L_4 + 11'L_5 + 11'L_6 + 10'L_7 + 10'L_8 + 9'L_9 + 9'L_10 + 8'L_11 + 8'L_12 + 7'L_13 + 7'L_14 + 6'L_15 + 6'L_16 + 5'L_17 + 5'L_18 + 4'L_19 + 4'L_20 + 3'L_21 + 3'L_22 + 2'L_23 + 2'L_24 + L_25 + L_26 + L_34 + L_35 + 2'L_36 + 2'L_37 + 3'L_38 + 3'L_39 + 4'L_40 + 4'L_41 + 5'L_42 + 5'L_43 + 6'L_44 + 6'L_45 + 7'L_46 + 7'L_47 + 8'L_48 + 8'L_49 + 9'L_50 + 9'L_51 + 10'L_52 + 10'L_53 + 11'L_54 + 11'L_55 + 12'L_56 + 12'L_57 + 13'L_58 + R_7 + R_8 + 2'R_9 + 2'R_10 + 3'R_11 + 3'R_12 + 4'R_13 + 4'R_14 + 5'R_15 + 5'R_16 + 6'R_17 + 6'R_18 + 7'R_19 + 7'R_20 + 8'R_21 + 8'R_22 + 9'R_23 + 9'R_24 + 10'R_25 + 10'R_26 + 11'R_27 + 11'R_28 + 12'R_29 + 12'R_30 + 13'R_31 + 13'R_32 + 14'R_33 + 14'R_34 + 16'R_35 + 17'R_36 + 19'R_37 + 20'R_38 + 22'R_39 + 23'R_40 + 25'R_41 + 26'R_42 + 28'R_43 + 29'R_44 + 31'R_45 + 32'R_46 + 34'R_47 + 35'R_48 + 37'R_49 + 38'R_50 + 40'R_51 + 41'R_52 + 43'R_53 + 44'R_54 + 46'R_55 + 47'R_56 + 49'R_57 + 50'R_58 + 51'R_59 = 742
invariant :P_10_29 + P_11_28 + P_12_27 + P_13_26 + P_14_25 + P_15_24 + P_16_23 + P_17_22 + P_18_21 + P_19_20 + P_20_19 + P_21_18 + P_22_17 + P_23_16 + P_24_15 + P_25_14 + P_26_13 + P_27_12 + P_28_11 + P_29_10 + R_40 = 1
invariant :P_28_29 + P_29_28 + R_58 = 1
invariant :P_2_23 + P_3_22 + P_3_23 + P_3_24 + P_4_21 + P_4_22 + 2'P_4_23 + P_4_24 + P_4_25 + P_5_20 + P_5_21 + 2'P_5_22 + 2'P_5_23 + 2'P_5_24 + P_5_25 + P_5_26 + P_6_19 + P_6_20 + 2'P_6_21 + 2'P_6_22 + 3'P_6_23 + 2'P_6_24 + 2'P_6_25 + P_6_26 + P_6_27 + P_7_18 + P_7_19 + 2'P_7_20 + 2'P_7_21 + 3'P_7_22 + 3'P_7_23 + 3'P_7_24 + 2'P_7_25 + 2'P_7_26 + P_7_27 + P_7_28 + P_8_17 + P_8_18 + 2'P_8_19 + 2'P_8_20 + 3'P_8_21 + 3'P_8_22 + 4'P_8_23 + 3'P_8_24 + 3'P_8_25 + 2'P_8_26 + 2'P_8_27 + P_8_28 + P_9_16 + P_9_17 + 2'P_9_18 + 2'P_9_19 + 3'P_9_20 + 3'P_9_21 + 4'P_9_22 + 4'P_9_23 + 4'P_9_24 + 3'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_15 + P_10_16 + 2'P_10_17 + 2'P_10_18 + 3'P_10_19 + 3'P_10_20 + 4'P_10_21 + 4'P_10_22 + 5'P_10_23 + 4'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_14 + P_11_15 + 2'P_11_16 + 2'P_11_17 + 3'P_11_18 + 3'P_11_19 + 4'P_11_20 + 4'P_11_21 + 5'P_11_22 + 5'P_11_23 + 5'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_13 + P_12_14 + 2'P_12_15 + 2'P_12_16 + 3'P_12_17 + 3'P_12_18 + 4'P_12_19 + 4'P_12_20 + 5'P_12_21 + 5'P_12_22 + 6'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_12 + P_13_13 + 2'P_13_14 + 2'P_13_15 + 3'P_13_16 + 3'P_13_17 + 4'P_13_18 + 4'P_13_19 + 5'P_13_20 + 5'P_13_21 + 6'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_11 + P_14_12 + 2'P_14_13 + 2'P_14_14 + 3'P_14_15 + 3'P_14_16 + 4'P_14_17 + 4'P_14_18 + 5'P_14_19 + 5'P_14_20 + 6'P_14_21 + 6'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_10 + P_15_11 + 2'P_15_12 + 2'P_15_13 + 3'P_15_14 + 3'P_15_15 + 4'P_15_16 + 4'P_15_17 + 5'P_15_18 + 5'P_15_19 + 6'P_15_20 + 6'P_15_21 + 6'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_9 + P_16_10 + 2'P_16_11 + 2'P_16_12 + 3'P_16_13 + 3'P_16_14 + 4'P_16_15 + 4'P_16_16 + 5'P_16_17 + 5'P_16_18 + 6'P_16_19 + 6'P_16_20 + 6'P_16_21 + 6'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_8 + P_17_9 + 2'P_17_10 + 2'P_17_11 + 3'P_17_12 + 3'P_17_13 + 4'P_17_14 + 4'P_17_15 + 5'P_17_16 + 5'P_17_17 + 6'P_17_18 + 6'P_17_19 + 6'P_17_20 + 6'P_17_21 + 6'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_7 + P_18_8 + 2'P_18_9 + 2'P_18_10 + 3'P_18_11 + 3'P_18_12 + 4'P_18_13 + 4'P_18_14 + 5'P_18_15 + 5'P_18_16 + 6'P_18_17 + 6'P_18_18 + 6'P_18_19 + 6'P_18_20 + 6'P_18_21 + 6'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_6 + P_19_7 + 2'P_19_8 + 2'P_19_9 + 3'P_19_10 + 3'P_19_11 + 4'P_19_12 + 4'P_19_13 + 5'P_19_14 + 5'P_19_15 + 6'P_19_16 + 6'P_19_17 + 6'P_19_18 + 6'P_19_19 + 6'P_19_20 + 6'P_19_21 + 6'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_5 + P_20_6 + 2'P_20_7 + 2'P_20_8 + 3'P_20_9 + 3'P_20_10 + 4'P_20_11 + 4'P_20_12 + 5'P_20_13 + 5'P_20_14 + 6'P_20_15 + 6'P_20_16 + 6'P_20_17 + 6'P_20_18 + 6'P_20_19 + 6'P_20_20 + 6'P_20_21 + 6'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_4 + P_21_5 + 2'P_21_6 + 2'P_21_7 + 3'P_21_8 + 3'P_21_9 + 4'P_21_10 + 4'P_21_11 + 5'P_21_12 + 5'P_21_13 + 6'P_21_14 + 6'P_21_15 + 6'P_21_16 + 6'P_21_17 + 6'P_21_18 + 6'P_21_19 + 6'P_21_20 + 6'P_21_21 + 6'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_3 + P_22_4 + 2'P_22_5 + 2'P_22_6 + 3'P_22_7 + 3'P_22_8 + 4'P_22_9 + 4'P_22_10 + 5'P_22_11 + 5'P_22_12 + 6'P_22_13 + 6'P_22_14 + 6'P_22_15 + 6'P_22_16 + 6'P_22_17 + 6'P_22_18 + 6'P_22_19 + 6'P_22_20 + 6'P_22_21 + 6'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_2 + P_23_3 + 2'P_23_4 + 2'P_23_5 + 3'P_23_6 + 3'P_23_7 + 4'P_23_8 + 4'P_23_9 + 5'P_23_10 + 5'P_23_11 + 6'P_23_12 + 6'P_23_13 + 6'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 6'P_23_21 + 6'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_3 + P_24_4 + 2'P_24_5 + 2'P_24_6 + 3'P_24_7 + 3'P_24_8 + 4'P_24_9 + 4'P_24_10 + 5'P_24_11 + 5'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 5'P_24_22 + 5'P_24_23 + 4'P_24_24 + 3'P_24_25 + 2'P_24_26 + P_24_27 + P_25_4 + P_25_5 + 2'P_25_6 + 2'P_25_7 + 3'P_25_8 + 3'P_25_9 + 4'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 4'P_25_23 + 3'P_25_24 + 2'P_25_25 + P_25_26 + P_26_5 + P_26_6 + 2'P_26_7 + 2'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 2'P_26_24 + P_26_25 + P_27_6 + P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + P_27_24 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + -1'cX_24 + -2'cX_25 + -3'cX_26 + -4'cX_27 + -5'cX_28 + -6'cX_29 + -1'cY_24 + -2'cY_25 + -3'cY_26 + -4'cY_27 + -5'cY_28 + -6'cY_29 + 3'L_0 + 3'L_1 + 2'L_2 + 2'L_3 + L_4 + L_5 + L_53 + L_54 + 2'L_55 + 2'L_56 + 3'L_57 + 3'L_58 + R_26 + R_27 + 2'R_28 + 2'R_29 + 3'R_30 + 3'R_31 + 4'R_32 + 4'R_33 + 5'R_34 + 5'R_35 + 6'R_36 + 6'R_37 + 6'R_38 + 6'R_39 + 6'R_40 + 6'R_41 + 6'R_42 + 6'R_43 + 6'R_44 + 6'R_45 + 6'R_46 + 6'R_47 + 6'R_48 + 6'R_49 + 6'R_50 + 6'R_51 + 6'R_52 + 6'R_53 + 7'R_54 + 8'R_55 + 9'R_56 + 10'R_57 + 11'R_58 + 12'R_59 = 177
invariant :P_0_12 + P_3_12 + P_4_11 + P_4_12 + P_4_13 + P_5_10 + P_5_11 + 2'P_5_12 + P_5_13 + P_5_14 + P_6_9 + P_6_10 + 2'P_6_11 + 2'P_6_12 + 2'P_6_13 + P_6_14 + P_6_15 + P_7_8 + P_7_9 + 2'P_7_10 + 2'P_7_11 + 3'P_7_12 + 2'P_7_13 + 2'P_7_14 + P_7_15 + P_7_16 + P_8_7 + P_8_8 + 2'P_8_9 + 2'P_8_10 + 3'P_8_11 + 3'P_8_12 + 3'P_8_13 + 2'P_8_14 + 2'P_8_15 + P_8_16 + P_8_17 + P_9_6 + P_9_7 + 2'P_9_8 + 2'P_9_9 + 3'P_9_10 + 3'P_9_11 + 4'P_9_12 + 3'P_9_13 + 3'P_9_14 + 2'P_9_15 + 2'P_9_16 + P_9_17 + P_9_18 + P_10_5 + P_10_6 + 2'P_10_7 + 2'P_10_8 + 3'P_10_9 + 3'P_10_10 + 4'P_10_11 + 4'P_10_12 + 4'P_10_13 + 3'P_10_14 + 3'P_10_15 + 2'P_10_16 + 2'P_10_17 + P_10_18 + P_10_19 + P_11_4 + P_11_5 + 2'P_11_6 + 2'P_11_7 + 3'P_11_8 + 3'P_11_9 + 4'P_11_10 + 4'P_11_11 + 5'P_11_12 + 4'P_11_13 + 4'P_11_14 + 3'P_11_15 + 3'P_11_16 + 2'P_11_17 + 2'P_11_18 + P_11_19 + P_11_20 + P_12_3 + P_12_4 + 2'P_12_5 + 2'P_12_6 + 3'P_12_7 + 3'P_12_8 + 4'P_12_9 + 4'P_12_10 + 5'P_12_11 + 5'P_12_12 + 5'P_12_13 + 4'P_12_14 + 4'P_12_15 + 3'P_12_16 + 3'P_12_17 + 2'P_12_18 + 2'P_12_19 + P_12_20 + P_12_21 + P_13_2 + P_13_3 + 2'P_13_4 + 2'P_13_5 + 3'P_13_6 + 3'P_13_7 + 4'P_13_8 + 4'P_13_9 + 5'P_13_10 + 5'P_13_11 + 6'P_13_12 + 5'P_13_13 + 5'P_13_14 + 4'P_13_15 + 4'P_13_16 + 3'P_13_17 + 3'P_13_18 + 2'P_13_19 + 2'P_13_20 + P_13_21 + P_13_22 + P_14_3 + P_14_4 + 2'P_14_5 + 2'P_14_6 + 3'P_14_7 + 3'P_14_8 + 4'P_14_9 + 4'P_14_10 + 5'P_14_11 + 5'P_14_12 + 5'P_14_13 + 4'P_14_14 + 4'P_14_15 + 3'P_14_16 + 3'P_14_17 + 2'P_14_18 + 2'P_14_19 + P_14_20 + P_14_21 + -1'P_14_24 + -1'P_14_25 + -1'P_14_26 + -1'P_14_27 + -1'P_14_28 + P_15_4 + P_15_5 + 2'P_15_6 + 2'P_15_7 + 3'P_15_8 + 3'P_15_9 + 4'P_15_10 + 4'P_15_11 + 5'P_15_12 + 4'P_15_13 + 4'P_15_14 + 3'P_15_15 + 3'P_15_16 + 2'P_15_17 + 2'P_15_18 + P_15_19 + P_15_20 + -1'P_15_23 + -1'P_15_24 + -2'P_15_25 + -2'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_5 + P_16_6 + 2'P_16_7 + 2'P_16_8 + 3'P_16_9 + 3'P_16_10 + 4'P_16_11 + 4'P_16_12 + 4'P_16_13 + 3'P_16_14 + 3'P_16_15 + 2'P_16_16 + 2'P_16_17 + P_16_18 + P_16_19 + -1'P_16_22 + -1'P_16_23 + -2'P_16_24 + -2'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_6 + P_17_7 + 2'P_17_8 + 2'P_17_9 + 3'P_17_10 + 3'P_17_11 + 4'P_17_12 + 3'P_17_13 + 3'P_17_14 + 2'P_17_15 + 2'P_17_16 + P_17_17 + P_17_18 + -1'P_17_21 + -1'P_17_22 + -2'P_17_23 + -2'P_17_24 + -3'P_17_25 + -2'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_7 + P_18_8 + 2'P_18_9 + 2'P_18_10 + 3'P_18_11 + 3'P_18_12 + 3'P_18_13 + 2'P_18_14 + 2'P_18_15 + P_18_16 + P_18_17 + -1'P_18_20 + -1'P_18_21 + -2'P_18_22 + -2'P_18_23 + -3'P_18_24 + -2'P_18_25 + -2'P_18_26 + -1'P_18_27 + -1'P_18_28 + P_19_8 + P_19_9 + 2'P_19_10 + 2'P_19_11 + 3'P_19_12 + 2'P_19_13 + 2'P_19_14 + P_19_15 + P_19_16 + -1'P_19_19 + -1'P_19_20 + -2'P_19_21 + -2'P_19_22 + -3'P_19_23 + -2'P_19_24 + -2'P_19_25 + -1'P_19_26 + -1'P_19_27 + P_20_9 + P_20_10 + 2'P_20_11 + 2'P_20_12 + 2'P_20_13 + P_20_14 + P_20_15 + -1'P_20_18 + -1'P_20_19 + -2'P_20_20 + -2'P_20_21 + -3'P_20_22 + -2'P_20_23 + -2'P_20_24 + -1'P_20_25 + -1'P_20_26 + P_21_10 + P_21_11 + 2'P_21_12 + P_21_13 + P_21_14 + -1'P_21_17 + -1'P_21_18 + -2'P_21_19 + -2'P_21_20 + -3'P_21_21 + -2'P_21_22 + -2'P_21_23 + -1'P_21_24 + -1'P_21_25 + P_22_11 + P_22_12 + P_22_13 + -1'P_22_16 + -1'P_22_17 + -2'P_22_18 + -2'P_22_19 + -3'P_22_20 + -2'P_22_21 + -2'P_22_22 + -1'P_22_23 + -1'P_22_24 + P_23_12 + -1'P_23_15 + -1'P_23_16 + -2'P_23_17 + -2'P_23_18 + -3'P_23_19 + -2'P_23_20 + -2'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_24_14 + -1'P_24_15 + -2'P_24_16 + -2'P_24_17 + -3'P_24_18 + -2'P_24_19 + -2'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_25_13 + -1'P_25_14 + -2'P_25_15 + -2'P_25_16 + -3'P_25_17 + -2'P_25_18 + -2'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_26_13 + -2'P_26_14 + -2'P_26_15 + -3'P_26_16 + -2'P_26_17 + -2'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_27_13 + -2'P_27_14 + -3'P_27_15 + -2'P_27_16 + -2'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'cX_14 + -2'cX_15 + -3'cX_16 + -4'cX_17 + -5'cX_18 + -6'cX_19 + -7'cX_20 + -8'cX_21 + -9'cX_22 + -10'cX_23 + -11'cX_24 + -12'cX_25 + -13'cX_26 + -14'cX_27 + -15'cX_28 + -16'cX_29 + -1'cY_13 + -2'cY_14 + -3'cY_15 + -4'cY_16 + -5'cY_17 + -6'cY_18 + -7'cY_19 + -8'cY_20 + -9'cY_21 + -10'cY_22 + -11'cY_23 + -12'cY_24 + -13'cY_25 + -14'cY_26 + -15'cY_27 + -16'cY_28 + -17'cY_29 + 9'L_0 + 9'L_1 + 8'L_2 + 8'L_3 + 7'L_4 + 7'L_5 + 6'L_6 + 6'L_7 + 5'L_8 + 5'L_9 + 4'L_10 + 4'L_11 + 3'L_12 + 3'L_13 + 2'L_14 + 2'L_15 + L_16 + L_17 + L_43 + L_44 + 2'L_45 + 2'L_46 + 3'L_47 + 3'L_48 + 4'L_49 + 4'L_50 + 5'L_51 + 5'L_52 + 6'L_53 + 6'L_54 + 7'L_55 + 7'L_56 + 8'L_57 + 8'L_58 + R_16 + R_17 + 2'R_18 + 2'R_19 + 3'R_20 + 3'R_21 + 4'R_22 + 4'R_23 + 5'R_24 + 5'R_25 + 6'R_26 + 6'R_27 + 7'R_28 + 7'R_29 + 8'R_30 + 8'R_31 + 9'R_32 + 9'R_33 + 10'R_34 + 10'R_35 + 11'R_36 + 11'R_37 + 12'R_38 + 12'R_39 + 13'R_40 + 13'R_41 + 14'R_42 + 14'R_43 + 16'R_44 + 17'R_45 + 19'R_46 + 20'R_47 + 22'R_48 + 23'R_49 + 24'R_50 + 25'R_51 + 26'R_52 + 27'R_53 + 28'R_54 + 29'R_55 + 30'R_56 + 31'R_57 + 32'R_58 + 33'R_59 = 485
invariant :P_0_8 + P_3_8 + P_4_7 + P_4_8 + P_4_9 + P_5_6 + P_5_7 + 2'P_5_8 + P_5_9 + P_5_10 + P_6_5 + P_6_6 + 2'P_6_7 + 2'P_6_8 + 2'P_6_9 + P_6_10 + P_6_11 + P_7_4 + P_7_5 + 2'P_7_6 + 2'P_7_7 + 3'P_7_8 + 2'P_7_9 + 2'P_7_10 + P_7_11 + P_7_12 + P_8_3 + P_8_4 + 2'P_8_5 + 2'P_8_6 + 3'P_8_7 + 3'P_8_8 + 3'P_8_9 + 2'P_8_10 + 2'P_8_11 + P_8_12 + P_8_13 + P_9_2 + P_9_3 + 2'P_9_4 + 2'P_9_5 + 3'P_9_6 + 3'P_9_7 + 4'P_9_8 + 3'P_9_9 + 3'P_9_10 + 2'P_9_11 + 2'P_9_12 + P_9_13 + P_9_14 + P_10_3 + P_10_4 + 2'P_10_5 + 2'P_10_6 + 3'P_10_7 + 3'P_10_8 + 3'P_10_9 + 2'P_10_10 + 2'P_10_11 + P_10_12 + P_10_13 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_10_26 + -1'P_10_27 + -1'P_10_28 + P_11_4 + P_11_5 + 2'P_11_6 + 2'P_11_7 + 3'P_11_8 + 2'P_11_9 + 2'P_11_10 + P_11_11 + P_11_12 + -1'P_11_15 + -1'P_11_16 + -2'P_11_17 + -2'P_11_18 + -2'P_11_19 + -2'P_11_20 + -2'P_11_21 + -2'P_11_22 + -2'P_11_23 + -2'P_11_24 + -2'P_11_25 + -2'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_5 + P_12_6 + 2'P_12_7 + 2'P_12_8 + 2'P_12_9 + P_12_10 + P_12_11 + -1'P_12_14 + -1'P_12_15 + -2'P_12_16 + -2'P_12_17 + -3'P_12_18 + -3'P_12_19 + -3'P_12_20 + -3'P_12_21 + -3'P_12_22 + -3'P_12_23 + -3'P_12_24 + -3'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_6 + P_13_7 + 2'P_13_8 + P_13_9 + P_13_10 + -1'P_13_13 + -1'P_13_14 + -2'P_13_15 + -2'P_13_16 + -3'P_13_17 + -3'P_13_18 + -4'P_13_19 + -4'P_13_20 + -4'P_13_21 + -4'P_13_22 + -4'P_13_23 + -4'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_7 + P_14_8 + P_14_9 + -1'P_14_12 + -1'P_14_13 + -2'P_14_14 + -2'P_14_15 + -3'P_14_16 + -3'P_14_17 + -4'P_14_18 + -4'P_14_19 + -5'P_14_20 + -5'P_14_21 + -5'P_14_22 + -5'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_8 + -1'P_15_11 + -1'P_15_12 + -2'P_15_13 + -2'P_15_14 + -3'P_15_15 + -3'P_15_16 + -4'P_15_17 + -4'P_15_18 + -5'P_15_19 + -5'P_15_20 + -6'P_15_21 + -6'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_10 + -1'P_16_11 + -2'P_16_12 + -2'P_16_13 + -3'P_16_14 + -3'P_16_15 + -4'P_16_16 + -4'P_16_17 + -5'P_16_18 + -5'P_16_19 + -6'P_16_20 + -6'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_9 + -1'P_17_10 + -2'P_17_11 + -2'P_17_12 + -3'P_17_13 + -3'P_17_14 + -4'P_17_15 + -4'P_17_16 + -5'P_17_17 + -5'P_17_18 + -6'P_17_19 + -6'P_17_20 + -7'P_17_21 + -6'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_9 + -2'P_18_10 + -2'P_18_11 + -3'P_18_12 + -3'P_18_13 + -4'P_18_14 + -4'P_18_15 + -5'P_18_16 + -5'P_18_17 + -6'P_18_18 + -6'P_18_19 + -7'P_18_20 + -6'P_18_21 + -6'P_18_22 + -5'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_9 + -2'P_19_10 + -3'P_19_11 + -3'P_19_12 + -4'P_19_13 + -4'P_19_14 + -5'P_19_15 + -5'P_19_16 + -6'P_19_17 + -6'P_19_18 + -7'P_19_19 + -6'P_19_20 + -6'P_19_21 + -5'P_19_22 + -5'P_19_23 + -4'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_9 + -2'P_20_10 + -3'P_20_11 + -4'P_20_12 + -4'P_20_13 + -5'P_20_14 + -5'P_20_15 + -6'P_20_16 + -6'P_20_17 + -7'P_20_18 + -6'P_20_19 + -6'P_20_20 + -5'P_20_21 + -5'P_20_22 + -4'P_20_23 + -4'P_20_24 + -3'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_9 + -2'P_21_10 + -3'P_21_11 + -4'P_21_12 + -5'P_21_13 + -5'P_21_14 + -6'P_21_15 + -6'P_21_16 + -7'P_21_17 + -6'P_21_18 + -6'P_21_19 + -5'P_21_20 + -5'P_21_21 + -4'P_21_22 + -4'P_21_23 + -3'P_21_24 + -3'P_21_25 + -2'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_9 + -2'P_22_10 + -3'P_22_11 + -4'P_22_12 + -5'P_22_13 + -6'P_22_14 + -6'P_22_15 + -7'P_22_16 + -6'P_22_17 + -6'P_22_18 + -5'P_22_19 + -5'P_22_20 + -4'P_22_21 + -4'P_22_22 + -3'P_22_23 + -3'P_22_24 + -2'P_22_25 + -2'P_22_26 + -1'P_22_27 + -1'P_22_28 + -1'P_23_9 + -2'P_23_10 + -3'P_23_11 + -4'P_23_12 + -5'P_23_13 + -6'P_23_14 + -7'P_23_15 + -6'P_23_16 + -6'P_23_17 + -5'P_23_18 + -5'P_23_19 + -4'P_23_20 + -4'P_23_21 + -3'P_23_22 + -3'P_23_23 + -2'P_23_24 + -2'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_24_9 + -2'P_24_10 + -3'P_24_11 + -4'P_24_12 + -5'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -5'P_24_17 + -5'P_24_18 + -4'P_24_19 + -4'P_24_20 + -3'P_24_21 + -3'P_24_22 + -2'P_24_23 + -2'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_25_9 + -2'P_25_10 + -3'P_25_11 + -4'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -4'P_25_18 + -4'P_25_19 + -3'P_25_20 + -3'P_25_21 + -2'P_25_22 + -2'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_26_9 + -2'P_26_10 + -3'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -3'P_26_19 + -3'P_26_20 + -2'P_26_21 + -2'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_27_9 + -2'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -2'P_27_20 + -2'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'cX_10 + -2'cX_11 + -3'cX_12 + -4'cX_13 + -5'cX_14 + -6'cX_15 + -7'cX_16 + -8'cX_17 + -9'cX_18 + -10'cX_19 + -11'cX_20 + -12'cX_21 + -13'cX_22 + -14'cX_23 + -15'cX_24 + -16'cX_25 + -17'cX_26 + -18'cX_27 + -19'cX_28 + -20'cX_29 + -1'cY_9 + -2'cY_10 + -3'cY_11 + -4'cY_12 + -5'cY_13 + -6'cY_14 + -7'cY_15 + -8'cY_16 + -9'cY_17 + -10'cY_18 + -11'cY_19 + -12'cY_20 + -13'cY_21 + -14'cY_22 + -15'cY_23 + -16'cY_24 + -17'cY_25 + -18'cY_26 + -19'cY_27 + -20'cY_28 + -21'cY_29 + 11'L_0 + 11'L_1 + 10'L_2 + 10'L_3 + 9'L_4 + 9'L_5 + 8'L_6 + 8'L_7 + 7'L_8 + 7'L_9 + 6'L_10 + 6'L_11 + 5'L_12 + 5'L_13 + 4'L_14 + 4'L_15 + 3'L_16 + 3'L_17 + 2'L_18 + 2'L_19 + L_20 + L_21 + L_39 + L_40 + 2'L_41 + 2'L_42 + 3'L_43 + 3'L_44 + 4'L_45 + 4'L_46 + 5'L_47 + 5'L_48 + 6'L_49 + 6'L_50 + 7'L_51 + 7'L_52 + 8'L_53 + 8'L_54 + 9'L_55 + 9'L_56 + 10'L_57 + 10'L_58 + R_12 + R_13 + 2'R_14 + 2'R_15 + 3'R_16 + 3'R_17 + 4'R_18 + 4'R_19 + 5'R_20 + 5'R_21 + 6'R_22 + 6'R_23 + 7'R_24 + 7'R_25 + 8'R_26 + 8'R_27 + 9'R_28 + 9'R_29 + 10'R_30 + 10'R_31 + 11'R_32 + 11'R_33 + 12'R_34 + 12'R_35 + 13'R_36 + 13'R_37 + 14'R_38 + 14'R_39 + 16'R_40 + 17'R_41 + 19'R_42 + 20'R_43 + 22'R_44 + 23'R_45 + 25'R_46 + 26'R_47 + 28'R_48 + 29'R_49 + 31'R_50 + 32'R_51 + 34'R_52 + 35'R_53 + 36'R_54 + 37'R_55 + 38'R_56 + 39'R_57 + 40'R_58 + 41'R_59 = 599
invariant :P_25_29 + P_26_28 + P_27_27 + P_28_26 + P_29_25 + R_55 = 1
invariant :P_24_0 + -1'P_25_2 + -1'P_25_3 + -1'P_25_4 + -1'P_25_5 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_25_27 + -1'P_25_28 + -1'P_26_3 + -1'P_26_4 + -1'P_26_5 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_26_26 + -1'P_26_27 + -1'P_27_4 + -1'P_27_5 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_27_26 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_55 + R_56 + R_57 + R_58 + R_59 = 6
invariant :P_1_4 + -1'P_3_3 + -1'P_3_4 + -1'P_3_5 + -1'P_4_2 + -2'P_4_3 + -2'P_4_4 + -2'P_4_5 + -1'P_4_6 + -1'P_5_2 + -2'P_5_3 + -2'P_5_4 + -2'P_5_5 + -1'P_5_6 + P_5_8 + P_5_9 + P_5_10 + P_5_11 + P_5_12 + P_5_13 + P_5_14 + P_5_15 + P_5_16 + P_5_17 + P_5_18 + P_5_19 + P_5_20 + P_5_21 + P_5_22 + P_5_23 + P_5_24 + P_5_25 + P_5_26 + P_5_27 + P_5_28 + -1'P_6_3 + -1'P_6_4 + -1'P_6_5 + P_6_7 + 2'P_6_8 + 3'P_6_9 + 3'P_6_10 + 3'P_6_11 + 3'P_6_12 + 3'P_6_13 + 3'P_6_14 + 3'P_6_15 + 3'P_6_16 + 3'P_6_17 + 3'P_6_18 + 3'P_6_19 + 3'P_6_20 + 3'P_6_21 + 3'P_6_22 + 3'P_6_23 + 3'P_6_24 + 3'P_6_25 + 3'P_6_26 + 3'P_6_27 + 2'P_6_28 + P_7_6 + 2'P_7_7 + 3'P_7_8 + 4'P_7_9 + 5'P_7_10 + 5'P_7_11 + 5'P_7_12 + 5'P_7_13 + 5'P_7_14 + 5'P_7_15 + 5'P_7_16 + 5'P_7_17 + 5'P_7_18 + 5'P_7_19 + 5'P_7_20 + 5'P_7_21 + 5'P_7_22 + 5'P_7_23 + 5'P_7_24 + 5'P_7_25 + 5'P_7_26 + 4'P_7_27 + 2'P_7_28 + P_8_4 + P_8_5 + 2'P_8_6 + 3'P_8_7 + 4'P_8_8 + 5'P_8_9 + 6'P_8_10 + 7'P_8_11 + 7'P_8_12 + 7'P_8_13 + 7'P_8_14 + 7'P_8_15 + 7'P_8_16 + 7'P_8_17 + 7'P_8_18 + 7'P_8_19 + 7'P_8_20 + 7'P_8_21 + 7'P_8_22 + 7'P_8_23 + 7'P_8_24 + 7'P_8_25 + 6'P_8_26 + 4'P_8_27 + 2'P_8_28 + P_9_4 + 2'P_9_5 + 3'P_9_6 + 4'P_9_7 + 5'P_9_8 + 6'P_9_9 + 7'P_9_10 + 8'P_9_11 + 9'P_9_12 + 9'P_9_13 + 9'P_9_14 + 9'P_9_15 + 9'P_9_16 + 9'P_9_17 + 9'P_9_18 + 9'P_9_19 + 9'P_9_20 + 9'P_9_21 + 9'P_9_22 + 9'P_9_23 + 9'P_9_24 + 8'P_9_25 + 6'P_9_26 + 4'P_9_27 + 2'P_9_28 + P_10_4 + 2'P_10_5 + 4'P_10_6 + 5'P_10_7 + 6'P_10_8 + 7'P_10_9 + 8'P_10_10 + 9'P_10_11 + 10'P_10_12 + 11'P_10_13 + 11'P_10_14 + 11'P_10_15 + 11'P_10_16 + 11'P_10_17 + 11'P_10_18 + 11'P_10_19 + 11'P_10_20 + 11'P_10_21 + 11'P_10_22 + 11'P_10_23 + 10'P_10_24 + 8'P_10_25 + 6'P_10_26 + 4'P_10_27 + 2'P_10_28 + P_11_4 + 2'P_11_5 + 4'P_11_6 + 6'P_11_7 + 7'P_11_8 + 8'P_11_9 + 9'P_11_10 + 10'P_11_11 + 11'P_11_12 + 12'P_11_13 + 13'P_11_14 + 13'P_11_15 + 13'P_11_16 + 13'P_11_17 + 13'P_11_18 + 13'P_11_19 + 13'P_11_20 + 13'P_11_21 + 13'P_11_22 + 12'P_11_23 + 10'P_11_24 + 8'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + P_12_4 + 2'P_12_5 + 4'P_12_6 + 6'P_12_7 + 8'P_12_8 + 9'P_12_9 + 10'P_12_10 + 11'P_12_11 + 12'P_12_12 + 13'P_12_13 + 14'P_12_14 + 15'P_12_15 + 15'P_12_16 + 15'P_12_17 + 15'P_12_18 + 15'P_12_19 + 15'P_12_20 + 15'P_12_21 + 14'P_12_22 + 12'P_12_23 + 10'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_4 + 2'P_13_5 + 4'P_13_6 + 6'P_13_7 + 8'P_13_8 + 10'P_13_9 + 11'P_13_10 + 12'P_13_11 + 13'P_13_12 + 14'P_13_13 + 15'P_13_14 + 16'P_13_15 + 17'P_13_16 + 17'P_13_17 + 17'P_13_18 + 17'P_13_19 + 17'P_13_20 + 16'P_13_21 + 14'P_13_22 + 12'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_4 + 2'P_14_5 + 4'P_14_6 + 6'P_14_7 + 8'P_14_8 + 10'P_14_9 + 12'P_14_10 + 13'P_14_11 + 14'P_14_12 + 15'P_14_13 + 16'P_14_14 + 17'P_14_15 + 18'P_14_16 + 19'P_14_17 + 19'P_14_18 + 19'P_14_19 + 18'P_14_20 + 16'P_14_21 + 14'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_4 + 2'P_15_5 + 4'P_15_6 + 6'P_15_7 + 8'P_15_8 + 10'P_15_9 + 12'P_15_10 + 14'P_15_11 + 15'P_15_12 + 16'P_15_13 + 17'P_15_14 + 18'P_15_15 + 19'P_15_16 + 20'P_15_17 + 21'P_15_18 + 20'P_15_19 + 18'P_15_20 + 16'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_4 + 2'P_16_5 + 4'P_16_6 + 6'P_16_7 + 8'P_16_8 + 10'P_16_9 + 12'P_16_10 + 14'P_16_11 + 16'P_16_12 + 17'P_16_13 + 18'P_16_14 + 19'P_16_15 + 20'P_16_16 + 21'P_16_17 + 21'P_16_18 + 20'P_16_19 + 18'P_16_20 + 16'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_4 + 2'P_17_5 + 4'P_17_6 + 6'P_17_7 + 8'P_17_8 + 10'P_17_9 + 12'P_17_10 + 14'P_17_11 + 16'P_17_12 + 18'P_17_13 + 19'P_17_14 + 20'P_17_15 + 21'P_17_16 + 21'P_17_17 + 20'P_17_18 + 19'P_17_19 + 18'P_17_20 + 16'P_17_21 + 14'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_4 + 2'P_18_5 + 4'P_18_6 + 6'P_18_7 + 8'P_18_8 + 10'P_18_9 + 12'P_18_10 + 14'P_18_11 + 16'P_18_12 + 18'P_18_13 + 20'P_18_14 + 21'P_18_15 + 21'P_18_16 + 20'P_18_17 + 19'P_18_18 + 18'P_18_19 + 17'P_18_20 + 16'P_18_21 + 14'P_18_22 + 12'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_4 + 2'P_19_5 + 4'P_19_6 + 6'P_19_7 + 8'P_19_8 + 10'P_19_9 + 12'P_19_10 + 14'P_19_11 + 16'P_19_12 + 18'P_19_13 + 20'P_19_14 + 21'P_19_15 + 20'P_19_16 + 19'P_19_17 + 18'P_19_18 + 17'P_19_19 + 16'P_19_20 + 15'P_19_21 + 14'P_19_22 + 12'P_19_23 + 10'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_4 + 2'P_20_5 + 4'P_20_6 + 6'P_20_7 + 8'P_20_8 + 10'P_20_9 + 12'P_20_10 + 14'P_20_11 + 16'P_20_12 + 18'P_20_13 + 19'P_20_14 + 19'P_20_15 + 19'P_20_16 + 18'P_20_17 + 17'P_20_18 + 16'P_20_19 + 15'P_20_20 + 14'P_20_21 + 13'P_20_22 + 12'P_20_23 + 10'P_20_24 + 8'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_4 + 2'P_21_5 + 4'P_21_6 + 6'P_21_7 + 8'P_21_8 + 10'P_21_9 + 12'P_21_10 + 14'P_21_11 + 16'P_21_12 + 17'P_21_13 + 17'P_21_14 + 17'P_21_15 + 17'P_21_16 + 17'P_21_17 + 16'P_21_18 + 15'P_21_19 + 14'P_21_20 + 13'P_21_21 + 12'P_21_22 + 11'P_21_23 + 10'P_21_24 + 8'P_21_25 + 6'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_4 + 2'P_22_5 + 4'P_22_6 + 6'P_22_7 + 8'P_22_8 + 10'P_22_9 + 12'P_22_10 + 14'P_22_11 + 15'P_22_12 + 15'P_22_13 + 15'P_22_14 + 15'P_22_15 + 15'P_22_16 + 15'P_22_17 + 15'P_22_18 + 14'P_22_19 + 13'P_22_20 + 12'P_22_21 + 11'P_22_22 + 10'P_22_23 + 9'P_22_24 + 8'P_22_25 + 6'P_22_26 + 4'P_22_27 + 2'P_22_28 + P_23_4 + 2'P_23_5 + 4'P_23_6 + 6'P_23_7 + 8'P_23_8 + 10'P_23_9 + 12'P_23_10 + 13'P_23_11 + 13'P_23_12 + 13'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 13'P_23_17 + 13'P_23_18 + 13'P_23_19 + 12'P_23_20 + 11'P_23_21 + 10'P_23_22 + 9'P_23_23 + 8'P_23_24 + 7'P_23_25 + 6'P_23_26 + 4'P_23_27 + 2'P_23_28 + P_24_4 + 2'P_24_5 + 4'P_24_6 + 6'P_24_7 + 8'P_24_8 + 10'P_24_9 + 11'P_24_10 + 11'P_24_11 + 11'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 11'P_24_18 + 11'P_24_19 + 11'P_24_20 + 10'P_24_21 + 9'P_24_22 + 8'P_24_23 + 7'P_24_24 + 6'P_24_25 + 5'P_24_26 + 4'P_24_27 + 2'P_24_28 + P_25_4 + 2'P_25_5 + 4'P_25_6 + 6'P_25_7 + 8'P_25_8 + 9'P_25_9 + 9'P_25_10 + 9'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 9'P_25_19 + 9'P_25_20 + 9'P_25_21 + 8'P_25_22 + 7'P_25_23 + 6'P_25_24 + 5'P_25_25 + 4'P_25_26 + 3'P_25_27 + 2'P_25_28 + P_26_4 + 2'P_26_5 + 4'P_26_6 + 6'P_26_7 + 7'P_26_8 + 7'P_26_9 + 7'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 7'P_26_20 + 7'P_26_21 + 7'P_26_22 + 6'P_26_23 + 5'P_26_24 + 4'P_26_25 + 3'P_26_26 + 2'P_26_27 + P_26_28 + P_27_4 + 2'P_27_5 + 4'P_27_6 + 5'P_27_7 + 5'P_27_8 + 5'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 5'P_27_21 + 5'P_27_22 + 5'P_27_23 + 4'P_27_24 + 3'P_27_25 + 2'P_27_26 + P_27_27 + P_28_4 + 2'P_28_5 + 3'P_28_6 + 3'P_28_7 + 3'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 3'P_28_22 + 3'P_28_23 + 3'P_28_24 + 2'P_28_25 + P_28_26 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + cX_5 + 3'cX_6 + 5'cX_7 + 7'cX_8 + 9'cX_9 + 11'cX_10 + 13'cX_11 + 15'cX_12 + 17'cX_13 + 19'cX_14 + 21'cX_15 + 23'cX_16 + 25'cX_17 + 27'cX_18 + 29'cX_19 + 31'cX_20 + 33'cX_21 + 35'cX_22 + 37'cX_23 + 39'cX_24 + 41'cX_25 + 43'cX_26 + 45'cX_27 + 47'cX_28 + 49'cX_29 + cY_4 + 2'cY_5 + 4'cY_6 + 6'cY_7 + 8'cY_8 + 10'cY_9 + 12'cY_10 + 14'cY_11 + 16'cY_12 + 18'cY_13 + 20'cY_14 + 22'cY_15 + 24'cY_16 + 26'cY_17 + 28'cY_18 + 30'cY_19 + 32'cY_20 + 34'cY_21 + 36'cY_22 + 38'cY_23 + 40'cY_24 + 42'cY_25 + 44'cY_26 + 46'cY_27 + 48'cY_28 + 50'cY_29 + -26'L_0 + -25'L_1 + -24'L_2 + -23'L_3 + -22'L_4 + -21'L_5 + -20'L_6 + -19'L_7 + -18'L_8 + -17'L_9 + -16'L_10 + -15'L_11 + -14'L_12 + -13'L_13 + -12'L_14 + -11'L_15 + -10'L_16 + -9'L_17 + -8'L_18 + -7'L_19 + -6'L_20 + -5'L_21 + -4'L_22 + -3'L_23 + -2'L_24 + -1'L_25 + -1'L_34 + -2'L_35 + -3'L_36 + -4'L_37 + -5'L_38 + -6'L_39 + -7'L_40 + -8'L_41 + -9'L_42 + -10'L_43 + -11'L_44 + -12'L_45 + -13'L_46 + -14'L_47 + -15'L_48 + -16'L_49 + -17'L_50 + -18'L_51 + -19'L_52 + -20'L_53 + -21'L_54 + -22'L_55 + -23'L_56 + -24'L_57 + -25'L_58 + -1'R_7 + -2'R_8 + -3'R_9 + -4'R_10 + -5'R_11 + -6'R_12 + -7'R_13 + -8'R_14 + -9'R_15 + -10'R_16 + -11'R_17 + -12'R_18 + -13'R_19 + -14'R_20 + -15'R_21 + -16'R_22 + -17'R_23 + -18'R_24 + -19'R_25 + -20'R_26 + -21'R_27 + -22'R_28 + -23'R_29 + -24'R_30 + -25'R_31 + -26'R_32 + -27'R_33 + -28'R_34 + -30'R_35 + -33'R_36 + -36'R_37 + -39'R_38 + -42'R_39 + -45'R_40 + -48'R_41 + -51'R_42 + -54'R_43 + -57'R_44 + -60'R_45 + -63'R_46 + -66'R_47 + -69'R_48 + -72'R_49 + -75'R_50 + -78'R_51 + -81'R_52 + -84'R_53 + -87'R_54 + -90'R_55 + -93'R_56 + -95'R_57 + -97'R_58 + -99'R_59 = -1450
invariant :P_1_28 + -1'P_3_27 + -1'P_3_28 + -1'P_4_26 + -2'P_4_27 + -1'P_4_28 + -1'P_5_25 + -2'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_24 + -2'P_6_25 + -2'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_23 + -2'P_7_24 + -2'P_7_25 + -2'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_22 + -2'P_8_23 + -2'P_8_24 + -2'P_8_25 + -2'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_21 + -2'P_9_22 + -2'P_9_23 + -2'P_9_24 + -2'P_9_25 + -2'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_20 + -2'P_10_21 + -2'P_10_22 + -2'P_10_23 + -2'P_10_24 + -2'P_10_25 + -2'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_19 + -2'P_11_20 + -2'P_11_21 + -2'P_11_22 + -2'P_11_23 + -2'P_11_24 + -2'P_11_25 + -2'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_18 + -2'P_12_19 + -2'P_12_20 + -2'P_12_21 + -2'P_12_22 + -2'P_12_23 + -2'P_12_24 + -2'P_12_25 + -2'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_17 + -2'P_13_18 + -2'P_13_19 + -2'P_13_20 + -2'P_13_21 + -2'P_13_22 + -2'P_13_23 + -2'P_13_24 + -2'P_13_25 + -2'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_16 + -2'P_14_17 + -2'P_14_18 + -2'P_14_19 + -2'P_14_20 + -2'P_14_21 + -2'P_14_22 + -2'P_14_23 + -2'P_14_24 + -2'P_14_25 + -2'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_15 + -2'P_15_16 + -2'P_15_17 + -2'P_15_18 + -2'P_15_19 + -2'P_15_20 + -2'P_15_21 + -2'P_15_22 + -2'P_15_23 + -2'P_15_24 + -2'P_15_25 + -2'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_14 + -2'P_16_15 + -2'P_16_16 + -2'P_16_17 + -2'P_16_18 + -2'P_16_19 + -2'P_16_20 + -2'P_16_21 + -2'P_16_22 + -2'P_16_23 + -2'P_16_24 + -2'P_16_25 + -2'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_13 + -2'P_17_14 + -2'P_17_15 + -2'P_17_16 + -2'P_17_17 + -2'P_17_18 + -2'P_17_19 + -2'P_17_20 + -2'P_17_21 + -2'P_17_22 + -2'P_17_23 + -2'P_17_24 + -2'P_17_25 + -2'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_12 + -2'P_18_13 + -2'P_18_14 + -2'P_18_15 + -2'P_18_16 + -2'P_18_17 + -2'P_18_18 + -2'P_18_19 + -2'P_18_20 + -2'P_18_21 + -2'P_18_22 + -2'P_18_23 + -2'P_18_24 + -2'P_18_25 + -2'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_11 + -2'P_19_12 + -2'P_19_13 + -2'P_19_14 + -2'P_19_15 + -2'P_19_16 + -2'P_19_17 + -2'P_19_18 + -2'P_19_19 + -2'P_19_20 + -2'P_19_21 + -2'P_19_22 + -2'P_19_23 + -2'P_19_24 + -2'P_19_25 + -2'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_10 + -2'P_20_11 + -2'P_20_12 + -2'P_20_13 + -2'P_20_14 + -2'P_20_15 + -2'P_20_16 + -2'P_20_17 + -2'P_20_18 + -2'P_20_19 + -2'P_20_20 + -2'P_20_21 + -2'P_20_22 + -2'P_20_23 + -2'P_20_24 + -2'P_20_25 + -2'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_9 + -2'P_21_10 + -2'P_21_11 + -2'P_21_12 + -2'P_21_13 + -2'P_21_14 + -2'P_21_15 + -2'P_21_16 + -2'P_21_17 + -2'P_21_18 + -2'P_21_19 + -2'P_21_20 + -2'P_21_21 + -2'P_21_22 + -2'P_21_23 + -2'P_21_24 + -2'P_21_25 + -2'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_8 + -2'P_22_9 + -2'P_22_10 + -2'P_22_11 + -2'P_22_12 + -2'P_22_13 + -2'P_22_14 + -2'P_22_15 + -2'P_22_16 + -2'P_22_17 + -2'P_22_18 + -2'P_22_19 + -2'P_22_20 + -2'P_22_21 + -2'P_22_22 + -2'P_22_23 + -2'P_22_24 + -2'P_22_25 + -2'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_7 + -2'P_23_8 + -2'P_23_9 + -2'P_23_10 + -2'P_23_11 + -2'P_23_12 + -2'P_23_13 + -2'P_23_14 + -2'P_23_15 + -2'P_23_16 + -2'P_23_17 + -2'P_23_18 + -2'P_23_19 + -2'P_23_20 + -2'P_23_21 + -2'P_23_22 + -2'P_23_23 + -2'P_23_24 + -2'P_23_25 + -2'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_6 + -2'P_24_7 + -2'P_24_8 + -2'P_24_9 + -2'P_24_10 + -2'P_24_11 + -2'P_24_12 + -2'P_24_13 + -2'P_24_14 + -2'P_24_15 + -2'P_24_16 + -2'P_24_17 + -2'P_24_18 + -2'P_24_19 + -2'P_24_20 + -2'P_24_21 + -2'P_24_22 + -2'P_24_23 + -2'P_24_24 + -2'P_24_25 + -2'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_5 + -2'P_25_6 + -2'P_25_7 + -2'P_25_8 + -2'P_25_9 + -2'P_25_10 + -2'P_25_11 + -2'P_25_12 + -2'P_25_13 + -2'P_25_14 + -2'P_25_15 + -2'P_25_16 + -2'P_25_17 + -2'P_25_18 + -2'P_25_19 + -2'P_25_20 + -2'P_25_21 + -2'P_25_22 + -2'P_25_23 + -2'P_25_24 + -2'P_25_25 + -2'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_4 + -2'P_26_5 + -2'P_26_6 + -2'P_26_7 + -2'P_26_8 + -2'P_26_9 + -2'P_26_10 + -2'P_26_11 + -2'P_26_12 + -2'P_26_13 + -2'P_26_14 + -2'P_26_15 + -2'P_26_16 + -2'P_26_17 + -2'P_26_18 + -2'P_26_19 + -2'P_26_20 + -2'P_26_21 + -2'P_26_22 + -2'P_26_23 + -2'P_26_24 + -2'P_26_25 + -2'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_3 + -2'P_27_4 + -2'P_27_5 + -2'P_27_6 + -2'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -2'P_27_23 + -2'P_27_24 + -2'P_27_25 + -2'P_27_26 + -2'P_27_27 + -1'P_27_28 + -1'P_28_2 + -2'P_28_3 + -2'P_28_4 + -2'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -2'P_28_25 + -2'P_28_26 + -2'P_28_27 + -1'P_28_28 + -1'P_29_2 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + cX_29 + cY_28 + 2'cY_29 + -2'L_0 + -1'L_1 + -1'L_58 + -1'R_31 + -2'R_32 + -2'R_33 + -2'R_34 + -2'R_35 + -2'R_36 + -2'R_37 + -2'R_38 + -2'R_39 + -2'R_40 + -2'R_41 + -2'R_42 + -2'R_43 + -2'R_44 + -2'R_45 + -2'R_46 + -2'R_47 + -2'R_48 + -2'R_49 + -2'R_50 + -2'R_51 + -2'R_52 + -2'R_53 + -2'R_54 + -2'R_55 + -2'R_56 + -2'R_57 + -2'R_58 + -3'R_59 = -58
invariant :P_1_20 + -1'P_3_19 + -1'P_3_20 + -1'P_3_21 + -1'P_4_18 + -2'P_4_19 + -2'P_4_20 + -2'P_4_21 + -1'P_4_22 + -1'P_5_17 + -2'P_5_18 + -3'P_5_19 + -3'P_5_20 + -3'P_5_21 + -2'P_5_22 + -1'P_5_23 + -1'P_6_16 + -2'P_6_17 + -3'P_6_18 + -4'P_6_19 + -4'P_6_20 + -4'P_6_21 + -3'P_6_22 + -2'P_6_23 + -1'P_6_24 + -1'P_7_15 + -2'P_7_16 + -3'P_7_17 + -4'P_7_18 + -5'P_7_19 + -5'P_7_20 + -5'P_7_21 + -4'P_7_22 + -3'P_7_23 + -2'P_7_24 + -1'P_7_25 + -1'P_8_14 + -2'P_8_15 + -3'P_8_16 + -4'P_8_17 + -5'P_8_18 + -6'P_8_19 + -6'P_8_20 + -6'P_8_21 + -5'P_8_22 + -4'P_8_23 + -3'P_8_24 + -2'P_8_25 + -1'P_8_26 + -1'P_9_13 + -2'P_9_14 + -3'P_9_15 + -4'P_9_16 + -5'P_9_17 + -6'P_9_18 + -7'P_9_19 + -7'P_9_20 + -7'P_9_21 + -6'P_9_22 + -5'P_9_23 + -4'P_9_24 + -3'P_9_25 + -2'P_9_26 + -1'P_9_27 + -1'P_10_12 + -2'P_10_13 + -3'P_10_14 + -4'P_10_15 + -5'P_10_16 + -6'P_10_17 + -7'P_10_18 + -8'P_10_19 + -8'P_10_20 + -8'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_11 + -2'P_11_12 + -3'P_11_13 + -4'P_11_14 + -5'P_11_15 + -6'P_11_16 + -7'P_11_17 + -8'P_11_18 + -9'P_11_19 + -9'P_11_20 + -9'P_11_21 + -8'P_11_22 + -7'P_11_23 + -6'P_11_24 + -5'P_11_25 + -4'P_11_26 + -3'P_11_27 + -2'P_11_28 + -1'P_12_10 + -2'P_12_11 + -3'P_12_12 + -4'P_12_13 + -5'P_12_14 + -6'P_12_15 + -7'P_12_16 + -8'P_12_17 + -9'P_12_18 + -10'P_12_19 + -10'P_12_20 + -10'P_12_21 + -9'P_12_22 + -8'P_12_23 + -7'P_12_24 + -6'P_12_25 + -5'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_9 + -2'P_13_10 + -3'P_13_11 + -4'P_13_12 + -5'P_13_13 + -6'P_13_14 + -7'P_13_15 + -8'P_13_16 + -9'P_13_17 + -10'P_13_18 + -11'P_13_19 + -11'P_13_20 + -11'P_13_21 + -10'P_13_22 + -9'P_13_23 + -8'P_13_24 + -7'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_8 + -2'P_14_9 + -3'P_14_10 + -4'P_14_11 + -5'P_14_12 + -6'P_14_13 + -7'P_14_14 + -8'P_14_15 + -9'P_14_16 + -10'P_14_17 + -11'P_14_18 + -12'P_14_19 + -12'P_14_20 + -12'P_14_21 + -11'P_14_22 + -10'P_14_23 + -9'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_7 + -2'P_15_8 + -3'P_15_9 + -4'P_15_10 + -5'P_15_11 + -6'P_15_12 + -7'P_15_13 + -8'P_15_14 + -9'P_15_15 + -10'P_15_16 + -11'P_15_17 + -12'P_15_18 + -13'P_15_19 + -13'P_15_20 + -13'P_15_21 + -12'P_15_22 + -11'P_15_23 + -10'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_6 + -2'P_16_7 + -3'P_16_8 + -4'P_16_9 + -5'P_16_10 + -6'P_16_11 + -7'P_16_12 + -8'P_16_13 + -9'P_16_14 + -10'P_16_15 + -11'P_16_16 + -12'P_16_17 + -13'P_16_18 + -14'P_16_19 + -14'P_16_20 + -14'P_16_21 + -13'P_16_22 + -12'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_5 + -2'P_17_6 + -3'P_17_7 + -4'P_17_8 + -5'P_17_9 + -6'P_17_10 + -7'P_17_11 + -8'P_17_12 + -9'P_17_13 + -10'P_17_14 + -11'P_17_15 + -12'P_17_16 + -13'P_17_17 + -14'P_17_18 + -15'P_17_19 + -15'P_17_20 + -15'P_17_21 + -14'P_17_22 + -12'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_4 + -2'P_18_5 + -3'P_18_6 + -4'P_18_7 + -5'P_18_8 + -6'P_18_9 + -7'P_18_10 + -8'P_18_11 + -9'P_18_12 + -10'P_18_13 + -11'P_18_14 + -12'P_18_15 + -13'P_18_16 + -14'P_18_17 + -15'P_18_18 + -16'P_18_19 + -16'P_18_20 + -16'P_18_21 + -14'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_3 + -2'P_19_4 + -3'P_19_5 + -4'P_19_6 + -5'P_19_7 + -6'P_19_8 + -7'P_19_9 + -8'P_19_10 + -9'P_19_11 + -10'P_19_12 + -11'P_19_13 + -12'P_19_14 + -13'P_19_15 + -14'P_19_16 + -15'P_19_17 + -16'P_19_18 + -17'P_19_19 + -17'P_19_20 + -16'P_19_21 + -14'P_19_22 + -12'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_2 + -2'P_20_3 + -3'P_20_4 + -4'P_20_5 + -5'P_20_6 + -6'P_20_7 + -7'P_20_8 + -8'P_20_9 + -9'P_20_10 + -10'P_20_11 + -11'P_20_12 + -12'P_20_13 + -13'P_20_14 + -14'P_20_15 + -15'P_20_16 + -16'P_20_17 + -17'P_20_18 + -18'P_20_19 + -17'P_20_20 + -16'P_20_21 + -14'P_20_22 + -12'P_20_23 + -10'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_2 + -2'P_21_3 + -3'P_21_4 + -4'P_21_5 + -5'P_21_6 + -6'P_21_7 + -7'P_21_8 + -8'P_21_9 + -9'P_21_10 + -10'P_21_11 + -11'P_21_12 + -12'P_21_13 + -13'P_21_14 + -14'P_21_15 + -15'P_21_16 + -16'P_21_17 + -17'P_21_18 + -17'P_21_19 + -16'P_21_20 + -15'P_21_21 + -13'P_21_22 + -11'P_21_23 + -9'P_21_24 + -7'P_21_25 + -5'P_21_26 + -3'P_21_27 + -1'P_21_28 + -1'P_22_3 + -2'P_22_4 + -3'P_22_5 + -4'P_22_6 + -5'P_22_7 + -6'P_22_8 + -7'P_22_9 + -8'P_22_10 + -9'P_22_11 + -10'P_22_12 + -11'P_22_13 + -12'P_22_14 + -13'P_22_15 + -14'P_22_16 + -15'P_22_17 + -15'P_22_18 + -15'P_22_19 + -14'P_22_20 + -13'P_22_21 + -11'P_22_22 + -9'P_22_23 + -7'P_22_24 + -5'P_22_25 + -3'P_22_26 + -1'P_22_27 + -1'P_23_4 + -2'P_23_5 + -3'P_23_6 + -4'P_23_7 + -5'P_23_8 + -6'P_23_9 + -7'P_23_10 + -8'P_23_11 + -9'P_23_12 + -10'P_23_13 + -11'P_23_14 + -12'P_23_15 + -13'P_23_16 + -13'P_23_17 + -13'P_23_18 + -13'P_23_19 + -12'P_23_20 + -11'P_23_21 + -9'P_23_22 + -7'P_23_23 + -5'P_23_24 + -3'P_23_25 + -1'P_23_26 + -1'P_24_5 + -2'P_24_6 + -3'P_24_7 + -4'P_24_8 + -5'P_24_9 + -6'P_24_10 + -7'P_24_11 + -8'P_24_12 + -9'P_24_13 + -10'P_24_14 + -11'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -11'P_24_19 + -10'P_24_20 + -9'P_24_21 + -7'P_24_22 + -5'P_24_23 + -3'P_24_24 + -1'P_24_25 + -1'P_25_6 + -2'P_25_7 + -3'P_25_8 + -4'P_25_9 + -5'P_25_10 + -6'P_25_11 + -7'P_25_12 + -8'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -8'P_25_20 + -7'P_25_21 + -5'P_25_22 + -3'P_25_23 + -1'P_25_24 + -1'P_26_7 + -2'P_26_8 + -3'P_26_9 + -4'P_26_10 + -5'P_26_11 + -6'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -6'P_26_20 + -5'P_26_21 + -3'P_26_22 + -1'P_26_23 + -1'P_27_8 + -2'P_27_9 + -3'P_27_10 + -4'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -4'P_27_20 + -3'P_27_21 + -1'P_27_22 + -1'P_28_9 + -2'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -2'P_28_20 + -1'P_28_21 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + cX_21 + 3'cX_22 + 5'cX_23 + 7'cX_24 + 9'cX_25 + 11'cX_26 + 13'cX_27 + 15'cX_28 + 17'cX_29 + cY_20 + 2'cY_21 + 4'cY_22 + 6'cY_23 + 8'cY_24 + 10'cY_25 + 12'cY_26 + 14'cY_27 + 16'cY_28 + 18'cY_29 + -10'L_0 + -9'L_1 + -8'L_2 + -7'L_3 + -6'L_4 + -5'L_5 + -4'L_6 + -3'L_7 + -2'L_8 + -1'L_9 + -1'L_50 + -2'L_51 + -3'L_52 + -4'L_53 + -5'L_54 + -6'L_55 + -7'L_56 + -8'L_57 + -9'L_58 + -1'R_23 + -2'R_24 + -3'R_25 + -4'R_26 + -5'R_27 + -6'R_28 + -7'R_29 + -8'R_30 + -9'R_31 + -10'R_32 + -11'R_33 + -12'R_34 + -13'R_35 + -14'R_36 + -15'R_37 + -16'R_38 + -17'R_39 + -18'R_40 + -18'R_41 + -18'R_42 + -18'R_43 + -18'R_44 + -18'R_45 + -18'R_46 + -18'R_47 + -18'R_48 + -18'R_49 + -18'R_50 + -19'R_51 + -21'R_52 + -23'R_53 + -25'R_54 + -27'R_55 + -29'R_56 + -31'R_57 + -33'R_58 + -35'R_59 = -522
invariant :P_18_29 + P_19_28 + P_20_27 + P_21_26 + P_22_25 + P_23_24 + P_24_23 + P_25_22 + P_26_21 + P_27_20 + P_28_19 + P_29_18 + R_48 = 1
invariant :P_1_26 + -1'P_3_25 + -1'P_3_26 + -1'P_3_27 + -1'P_4_24 + -2'P_4_25 + -2'P_4_26 + -2'P_4_27 + -1'P_4_28 + -1'P_5_23 + -2'P_5_24 + -3'P_5_25 + -3'P_5_26 + -3'P_5_27 + -2'P_5_28 + -1'P_6_22 + -2'P_6_23 + -3'P_6_24 + -4'P_6_25 + -4'P_6_26 + -4'P_6_27 + -2'P_6_28 + -1'P_7_21 + -2'P_7_22 + -3'P_7_23 + -4'P_7_24 + -5'P_7_25 + -5'P_7_26 + -4'P_7_27 + -2'P_7_28 + -1'P_8_20 + -2'P_8_21 + -3'P_8_22 + -4'P_8_23 + -5'P_8_24 + -6'P_8_25 + -5'P_8_26 + -4'P_8_27 + -2'P_8_28 + -1'P_9_19 + -2'P_9_20 + -3'P_9_21 + -4'P_9_22 + -5'P_9_23 + -6'P_9_24 + -6'P_9_25 + -5'P_9_26 + -4'P_9_27 + -2'P_9_28 + -1'P_10_18 + -2'P_10_19 + -3'P_10_20 + -4'P_10_21 + -5'P_10_22 + -6'P_10_23 + -6'P_10_24 + -6'P_10_25 + -5'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_17 + -2'P_11_18 + -3'P_11_19 + -4'P_11_20 + -5'P_11_21 + -6'P_11_22 + -6'P_11_23 + -6'P_11_24 + -6'P_11_25 + -5'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_16 + -2'P_12_17 + -3'P_12_18 + -4'P_12_19 + -5'P_12_20 + -6'P_12_21 + -6'P_12_22 + -6'P_12_23 + -6'P_12_24 + -6'P_12_25 + -5'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_15 + -2'P_13_16 + -3'P_13_17 + -4'P_13_18 + -5'P_13_19 + -6'P_13_20 + -6'P_13_21 + -6'P_13_22 + -6'P_13_23 + -6'P_13_24 + -6'P_13_25 + -5'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_14 + -2'P_14_15 + -3'P_14_16 + -4'P_14_17 + -5'P_14_18 + -6'P_14_19 + -6'P_14_20 + -6'P_14_21 + -6'P_14_22 + -6'P_14_23 + -6'P_14_24 + -6'P_14_25 + -5'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_13 + -2'P_15_14 + -3'P_15_15 + -4'P_15_16 + -5'P_15_17 + -6'P_15_18 + -6'P_15_19 + -6'P_15_20 + -6'P_15_21 + -6'P_15_22 + -6'P_15_23 + -6'P_15_24 + -6'P_15_25 + -5'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_12 + -2'P_16_13 + -3'P_16_14 + -4'P_16_15 + -5'P_16_16 + -6'P_16_17 + -6'P_16_18 + -6'P_16_19 + -6'P_16_20 + -6'P_16_21 + -6'P_16_22 + -6'P_16_23 + -6'P_16_24 + -6'P_16_25 + -5'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_11 + -2'P_17_12 + -3'P_17_13 + -4'P_17_14 + -5'P_17_15 + -6'P_17_16 + -6'P_17_17 + -6'P_17_18 + -6'P_17_19 + -6'P_17_20 + -6'P_17_21 + -6'P_17_22 + -6'P_17_23 + -6'P_17_24 + -6'P_17_25 + -5'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_10 + -2'P_18_11 + -3'P_18_12 + -4'P_18_13 + -5'P_18_14 + -6'P_18_15 + -6'P_18_16 + -6'P_18_17 + -6'P_18_18 + -6'P_18_19 + -6'P_18_20 + -6'P_18_21 + -6'P_18_22 + -6'P_18_23 + -6'P_18_24 + -6'P_18_25 + -5'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_9 + -2'P_19_10 + -3'P_19_11 + -4'P_19_12 + -5'P_19_13 + -6'P_19_14 + -6'P_19_15 + -6'P_19_16 + -6'P_19_17 + -6'P_19_18 + -6'P_19_19 + -6'P_19_20 + -6'P_19_21 + -6'P_19_22 + -6'P_19_23 + -6'P_19_24 + -6'P_19_25 + -5'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_8 + -2'P_20_9 + -3'P_20_10 + -4'P_20_11 + -5'P_20_12 + -6'P_20_13 + -6'P_20_14 + -6'P_20_15 + -6'P_20_16 + -6'P_20_17 + -6'P_20_18 + -6'P_20_19 + -6'P_20_20 + -6'P_20_21 + -6'P_20_22 + -6'P_20_23 + -6'P_20_24 + -6'P_20_25 + -5'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_7 + -2'P_21_8 + -3'P_21_9 + -4'P_21_10 + -5'P_21_11 + -6'P_21_12 + -6'P_21_13 + -6'P_21_14 + -6'P_21_15 + -6'P_21_16 + -6'P_21_17 + -6'P_21_18 + -6'P_21_19 + -6'P_21_20 + -6'P_21_21 + -6'P_21_22 + -6'P_21_23 + -6'P_21_24 + -6'P_21_25 + -5'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_6 + -2'P_22_7 + -3'P_22_8 + -4'P_22_9 + -5'P_22_10 + -6'P_22_11 + -6'P_22_12 + -6'P_22_13 + -6'P_22_14 + -6'P_22_15 + -6'P_22_16 + -6'P_22_17 + -6'P_22_18 + -6'P_22_19 + -6'P_22_20 + -6'P_22_21 + -6'P_22_22 + -6'P_22_23 + -6'P_22_24 + -6'P_22_25 + -5'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_5 + -2'P_23_6 + -3'P_23_7 + -4'P_23_8 + -5'P_23_9 + -6'P_23_10 + -6'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -6'P_23_19 + -6'P_23_20 + -6'P_23_21 + -6'P_23_22 + -6'P_23_23 + -6'P_23_24 + -6'P_23_25 + -5'P_23_26 + -4'P_23_27 + -2'P_23_28 + -1'P_24_4 + -2'P_24_5 + -3'P_24_6 + -4'P_24_7 + -5'P_24_8 + -6'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -6'P_24_21 + -6'P_24_22 + -6'P_24_23 + -6'P_24_24 + -6'P_24_25 + -5'P_24_26 + -4'P_24_27 + -2'P_24_28 + -1'P_25_3 + -2'P_25_4 + -3'P_25_5 + -4'P_25_6 + -5'P_25_7 + -6'P_25_8 + -6'P_25_9 + -6'P_25_10 + -6'P_25_11 + -6'P_25_12 + -6'P_25_13 + -6'P_25_14 + -6'P_25_15 + -6'P_25_16 + -6'P_25_17 + -6'P_25_18 + -6'P_25_19 + -6'P_25_20 + -6'P_25_21 + -6'P_25_22 + -6'P_25_23 + -6'P_25_24 + -6'P_25_25 + -5'P_25_26 + -4'P_25_27 + -2'P_25_28 + -1'P_26_2 + -2'P_26_3 + -3'P_26_4 + -4'P_26_5 + -5'P_26_6 + -6'P_26_7 + -6'P_26_8 + -6'P_26_9 + -6'P_26_10 + -6'P_26_11 + -6'P_26_12 + -6'P_26_13 + -6'P_26_14 + -6'P_26_15 + -6'P_26_16 + -6'P_26_17 + -6'P_26_18 + -6'P_26_19 + -6'P_26_20 + -6'P_26_21 + -6'P_26_22 + -6'P_26_23 + -6'P_26_24 + -6'P_26_25 + -5'P_26_26 + -4'P_26_27 + -2'P_26_28 + -1'P_27_2 + -2'P_27_3 + -3'P_27_4 + -4'P_27_5 + -5'P_27_6 + -5'P_27_7 + -5'P_27_8 + -5'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -5'P_27_22 + -5'P_27_23 + -5'P_27_24 + -5'P_27_25 + -4'P_27_26 + -3'P_27_27 + -1'P_27_28 + -1'P_28_3 + -2'P_28_4 + -3'P_28_5 + -3'P_28_6 + -3'P_28_7 + -3'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -3'P_28_22 + -3'P_28_23 + -3'P_28_24 + -3'P_28_25 + -2'P_28_26 + -1'P_28_27 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + cX_27 + 3'cX_28 + 5'cX_29 + cY_26 + 2'cY_27 + 4'cY_28 + 6'cY_29 + -4'L_0 + -3'L_1 + -2'L_2 + -1'L_3 + -1'L_56 + -2'L_57 + -3'L_58 + -1'R_29 + -2'R_30 + -3'R_31 + -4'R_32 + -5'R_33 + -6'R_34 + -6'R_35 + -6'R_36 + -6'R_37 + -6'R_38 + -6'R_39 + -6'R_40 + -6'R_41 + -6'R_42 + -6'R_43 + -6'R_44 + -6'R_45 + -6'R_46 + -6'R_47 + -6'R_48 + -6'R_49 + -6'R_50 + -6'R_51 + -6'R_52 + -6'R_53 + -6'R_54 + -6'R_55 + -6'R_56 + -7'R_57 + -9'R_58 + -11'R_59 = -174
invariant :P_14_29 + P_15_28 + P_16_27 + P_17_26 + P_18_25 + P_19_24 + P_20_23 + P_21_22 + P_22_21 + P_23_20 + P_24_19 + P_25_18 + P_26_17 + P_27_16 + P_28_15 + P_29_14 + R_44 = 1
invariant :P_20_1 + P_20_2 + P_20_3 + P_20_4 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_20_26 + P_20_27 + P_20_28 + P_21_2 + P_21_3 + P_21_4 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_21_26 + P_21_27 + P_22_3 + P_22_4 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_22_26 + P_23_4 + P_23_5 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_23_25 + P_24_5 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -10
invariant :P_17_1 + P_17_2 + P_17_3 + P_17_4 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_17_26 + P_17_27 + P_17_28 + P_18_2 + P_18_3 + P_18_4 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_18_26 + P_18_27 + P_19_3 + P_19_4 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_19_26 + P_20_4 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -13
invariant :P_13_1 + P_13_2 + P_13_3 + P_13_4 + P_13_5 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_13_26 + P_13_27 + P_13_28 + P_14_2 + P_14_3 + P_14_4 + P_14_5 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_14_25 + P_14_26 + P_14_27 + P_15_3 + P_15_4 + P_15_5 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_15_25 + P_15_26 + P_16_4 + P_16_5 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_26_14 + P_26_15 + -1'P_28_14 + -1'P_28_15 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -17
invariant :P_0_7 + P_3_7 + P_4_6 + P_4_7 + P_4_8 + P_5_5 + P_5_6 + 2'P_5_7 + P_5_8 + P_5_9 + P_6_4 + P_6_5 + 2'P_6_6 + 2'P_6_7 + 2'P_6_8 + P_6_9 + P_6_10 + P_7_3 + P_7_4 + 2'P_7_5 + 2'P_7_6 + 3'P_7_7 + 2'P_7_8 + 2'P_7_9 + P_7_10 + P_7_11 + P_8_2 + P_8_3 + 2'P_8_4 + 2'P_8_5 + 3'P_8_6 + 3'P_8_7 + 3'P_8_8 + 2'P_8_9 + 2'P_8_10 + P_8_11 + P_8_12 + P_9_3 + P_9_4 + 2'P_9_5 + 2'P_9_6 + 3'P_9_7 + 2'P_9_8 + 2'P_9_9 + P_9_10 + P_9_11 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_9_27 + -1'P_9_28 + P_10_4 + P_10_5 + 2'P_10_6 + 2'P_10_7 + 2'P_10_8 + P_10_9 + P_10_10 + -1'P_10_13 + -1'P_10_14 + -2'P_10_15 + -2'P_10_16 + -2'P_10_17 + -2'P_10_18 + -2'P_10_19 + -2'P_10_20 + -2'P_10_21 + -2'P_10_22 + -2'P_10_23 + -2'P_10_24 + -2'P_10_25 + -2'P_10_26 + -2'P_10_27 + -1'P_10_28 + P_11_5 + P_11_6 + 2'P_11_7 + P_11_8 + P_11_9 + -1'P_11_12 + -1'P_11_13 + -2'P_11_14 + -2'P_11_15 + -3'P_11_16 + -3'P_11_17 + -3'P_11_18 + -3'P_11_19 + -3'P_11_20 + -3'P_11_21 + -3'P_11_22 + -3'P_11_23 + -3'P_11_24 + -3'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_6 + P_12_7 + P_12_8 + -1'P_12_11 + -1'P_12_12 + -2'P_12_13 + -2'P_12_14 + -3'P_12_15 + -3'P_12_16 + -4'P_12_17 + -4'P_12_18 + -4'P_12_19 + -4'P_12_20 + -4'P_12_21 + -4'P_12_22 + -4'P_12_23 + -4'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_7 + -1'P_13_10 + -1'P_13_11 + -2'P_13_12 + -2'P_13_13 + -3'P_13_14 + -3'P_13_15 + -4'P_13_16 + -4'P_13_17 + -5'P_13_18 + -5'P_13_19 + -5'P_13_20 + -5'P_13_21 + -5'P_13_22 + -5'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_9 + -1'P_14_10 + -2'P_14_11 + -2'P_14_12 + -3'P_14_13 + -3'P_14_14 + -4'P_14_15 + -4'P_14_16 + -5'P_14_17 + -5'P_14_18 + -6'P_14_19 + -6'P_14_20 + -6'P_14_21 + -6'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_8 + -1'P_15_9 + -2'P_15_10 + -2'P_15_11 + -3'P_15_12 + -3'P_15_13 + -4'P_15_14 + -4'P_15_15 + -5'P_15_16 + -5'P_15_17 + -6'P_15_18 + -6'P_15_19 + -7'P_15_20 + -7'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_8 + -2'P_16_9 + -2'P_16_10 + -3'P_16_11 + -3'P_16_12 + -4'P_16_13 + -4'P_16_14 + -5'P_16_15 + -5'P_16_16 + -6'P_16_17 + -6'P_16_18 + -7'P_16_19 + -7'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_8 + -2'P_17_9 + -3'P_17_10 + -3'P_17_11 + -4'P_17_12 + -4'P_17_13 + -5'P_17_14 + -5'P_17_15 + -6'P_17_16 + -6'P_17_17 + -7'P_17_18 + -7'P_17_19 + -8'P_17_20 + -7'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_8 + -2'P_18_9 + -3'P_18_10 + -4'P_18_11 + -4'P_18_12 + -5'P_18_13 + -5'P_18_14 + -6'P_18_15 + -6'P_18_16 + -7'P_18_17 + -7'P_18_18 + -8'P_18_19 + -7'P_18_20 + -7'P_18_21 + -6'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_8 + -2'P_19_9 + -3'P_19_10 + -4'P_19_11 + -5'P_19_12 + -5'P_19_13 + -6'P_19_14 + -6'P_19_15 + -7'P_19_16 + -7'P_19_17 + -8'P_19_18 + -7'P_19_19 + -7'P_19_20 + -6'P_19_21 + -6'P_19_22 + -5'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_8 + -2'P_20_9 + -3'P_20_10 + -4'P_20_11 + -5'P_20_12 + -6'P_20_13 + -6'P_20_14 + -7'P_20_15 + -7'P_20_16 + -8'P_20_17 + -7'P_20_18 + -7'P_20_19 + -6'P_20_20 + -6'P_20_21 + -5'P_20_22 + -5'P_20_23 + -4'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_8 + -2'P_21_9 + -3'P_21_10 + -4'P_21_11 + -5'P_21_12 + -6'P_21_13 + -7'P_21_14 + -7'P_21_15 + -8'P_21_16 + -7'P_21_17 + -7'P_21_18 + -6'P_21_19 + -6'P_21_20 + -5'P_21_21 + -5'P_21_22 + -4'P_21_23 + -4'P_21_24 + -3'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_8 + -2'P_22_9 + -3'P_22_10 + -4'P_22_11 + -5'P_22_12 + -6'P_22_13 + -7'P_22_14 + -8'P_22_15 + -7'P_22_16 + -7'P_22_17 + -6'P_22_18 + -6'P_22_19 + -5'P_22_20 + -5'P_22_21 + -4'P_22_22 + -4'P_22_23 + -3'P_22_24 + -3'P_22_25 + -2'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_8 + -2'P_23_9 + -3'P_23_10 + -4'P_23_11 + -5'P_23_12 + -6'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -6'P_23_17 + -6'P_23_18 + -5'P_23_19 + -5'P_23_20 + -4'P_23_21 + -4'P_23_22 + -3'P_23_23 + -3'P_23_24 + -2'P_23_25 + -2'P_23_26 + -1'P_23_27 + -1'P_23_28 + -1'P_24_8 + -2'P_24_9 + -3'P_24_10 + -4'P_24_11 + -5'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -5'P_24_18 + -5'P_24_19 + -4'P_24_20 + -4'P_24_21 + -3'P_24_22 + -3'P_24_23 + -2'P_24_24 + -2'P_24_25 + -1'P_24_26 + -1'P_24_27 + -1'P_25_8 + -2'P_25_9 + -3'P_25_10 + -4'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -4'P_25_19 + -4'P_25_20 + -3'P_25_21 + -3'P_25_22 + -2'P_25_23 + -2'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_26_8 + -2'P_26_9 + -3'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -3'P_26_20 + -3'P_26_21 + -2'P_26_22 + -2'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_27_8 + -2'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -2'P_27_21 + -2'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'cX_9 + -2'cX_10 + -3'cX_11 + -4'cX_12 + -5'cX_13 + -6'cX_14 + -7'cX_15 + -8'cX_16 + -9'cX_17 + -10'cX_18 + -11'cX_19 + -12'cX_20 + -13'cX_21 + -14'cX_22 + -15'cX_23 + -16'cX_24 + -17'cX_25 + -18'cX_26 + -19'cX_27 + -20'cX_28 + -21'cX_29 + -1'cY_8 + -2'cY_9 + -3'cY_10 + -4'cY_11 + -5'cY_12 + -6'cY_13 + -7'cY_14 + -8'cY_15 + -9'cY_16 + -10'cY_17 + -11'cY_18 + -12'cY_19 + -13'cY_20 + -14'cY_21 + -15'cY_22 + -16'cY_23 + -17'cY_24 + -18'cY_25 + -19'cY_26 + -20'cY_27 + -21'cY_28 + -22'cY_29 + 12'L_0 + 11'L_1 + 11'L_2 + 10'L_3 + 10'L_4 + 9'L_5 + 9'L_6 + 8'L_7 + 8'L_8 + 7'L_9 + 7'L_10 + 6'L_11 + 6'L_12 + 5'L_13 + 5'L_14 + 4'L_15 + 4'L_16 + 3'L_17 + 3'L_18 + 2'L_19 + 2'L_20 + L_21 + L_22 + L_38 + L_39 + 2'L_40 + 2'L_41 + 3'L_42 + 3'L_43 + 4'L_44 + 4'L_45 + 5'L_46 + 5'L_47 + 6'L_48 + 6'L_49 + 7'L_50 + 7'L_51 + 8'L_52 + 8'L_53 + 9'L_54 + 9'L_55 + 10'L_56 + 10'L_57 + 11'L_58 + R_11 + R_12 + 2'R_13 + 2'R_14 + 3'R_15 + 3'R_16 + 4'R_17 + 4'R_18 + 5'R_19 + 5'R_20 + 6'R_21 + 6'R_22 + 7'R_23 + 7'R_24 + 8'R_25 + 8'R_26 + 9'R_27 + 9'R_28 + 10'R_29 + 10'R_30 + 11'R_31 + 11'R_32 + 12'R_33 + 12'R_34 + 13'R_35 + 13'R_36 + 14'R_37 + 14'R_38 + 16'R_39 + 17'R_40 + 19'R_41 + 20'R_42 + 22'R_43 + 23'R_44 + 25'R_45 + 26'R_46 + 28'R_47 + 29'R_48 + 31'R_49 + 32'R_50 + 34'R_51 + 35'R_52 + 37'R_53 + 38'R_54 + 39'R_55 + 40'R_56 + 41'R_57 + 42'R_58 + 43'R_59 = 628
invariant :P_0_15 + P_3_15 + P_4_14 + P_4_15 + P_4_16 + P_5_13 + P_5_14 + 2'P_5_15 + P_5_16 + P_5_17 + P_6_12 + P_6_13 + 2'P_6_14 + 2'P_6_15 + 2'P_6_16 + P_6_17 + P_6_18 + P_7_11 + P_7_12 + 2'P_7_13 + 2'P_7_14 + 3'P_7_15 + 2'P_7_16 + 2'P_7_17 + P_7_18 + P_7_19 + P_8_10 + P_8_11 + 2'P_8_12 + 2'P_8_13 + 3'P_8_14 + 3'P_8_15 + 3'P_8_16 + 2'P_8_17 + 2'P_8_18 + P_8_19 + P_8_20 + P_9_9 + P_9_10 + 2'P_9_11 + 2'P_9_12 + 3'P_9_13 + 3'P_9_14 + 4'P_9_15 + 3'P_9_16 + 3'P_9_17 + 2'P_9_18 + 2'P_9_19 + P_9_20 + P_9_21 + P_10_8 + P_10_9 + 2'P_10_10 + 2'P_10_11 + 3'P_10_12 + 3'P_10_13 + 4'P_10_14 + 4'P_10_15 + 4'P_10_16 + 3'P_10_17 + 3'P_10_18 + 2'P_10_19 + 2'P_10_20 + P_10_21 + P_10_22 + P_11_7 + P_11_8 + 2'P_11_9 + 2'P_11_10 + 3'P_11_11 + 3'P_11_12 + 4'P_11_13 + 4'P_11_14 + 5'P_11_15 + 4'P_11_16 + 4'P_11_17 + 3'P_11_18 + 3'P_11_19 + 2'P_11_20 + 2'P_11_21 + P_11_22 + P_11_23 + P_12_6 + P_12_7 + 2'P_12_8 + 2'P_12_9 + 3'P_12_10 + 3'P_12_11 + 4'P_12_12 + 4'P_12_13 + 5'P_12_14 + 5'P_12_15 + 5'P_12_16 + 4'P_12_17 + 4'P_12_18 + 3'P_12_19 + 3'P_12_20 + 2'P_12_21 + 2'P_12_22 + P_12_23 + P_12_24 + P_13_5 + P_13_6 + 2'P_13_7 + 2'P_13_8 + 3'P_13_9 + 3'P_13_10 + 4'P_13_11 + 4'P_13_12 + 5'P_13_13 + 5'P_13_14 + 6'P_13_15 + 5'P_13_16 + 5'P_13_17 + 4'P_13_18 + 4'P_13_19 + 3'P_13_20 + 3'P_13_21 + 2'P_13_22 + 2'P_13_23 + P_13_24 + P_13_25 + P_14_4 + P_14_5 + 2'P_14_6 + 2'P_14_7 + 3'P_14_8 + 3'P_14_9 + 4'P_14_10 + 4'P_14_11 + 5'P_14_12 + 5'P_14_13 + 6'P_14_14 + 6'P_14_15 + 6'P_14_16 + 5'P_14_17 + 5'P_14_18 + 4'P_14_19 + 4'P_14_20 + 3'P_14_21 + 3'P_14_22 + 2'P_14_23 + 2'P_14_24 + P_14_25 + P_14_26 + P_15_3 + P_15_4 + 2'P_15_5 + 2'P_15_6 + 3'P_15_7 + 3'P_15_8 + 4'P_15_9 + 4'P_15_10 + 5'P_15_11 + 5'P_15_12 + 6'P_15_13 + 6'P_15_14 + 7'P_15_15 + 6'P_15_16 + 6'P_15_17 + 5'P_15_18 + 5'P_15_19 + 4'P_15_20 + 4'P_15_21 + 3'P_15_22 + 3'P_15_23 + 2'P_15_24 + 2'P_15_25 + P_15_26 + P_15_27 + P_16_2 + P_16_3 + 2'P_16_4 + 2'P_16_5 + 3'P_16_6 + 3'P_16_7 + 4'P_16_8 + 4'P_16_9 + 5'P_16_10 + 5'P_16_11 + 6'P_16_12 + 6'P_16_13 + 7'P_16_14 + 7'P_16_15 + 7'P_16_16 + 6'P_16_17 + 6'P_16_18 + 5'P_16_19 + 5'P_16_20 + 4'P_16_21 + 4'P_16_22 + 3'P_16_23 + 3'P_16_24 + 2'P_16_25 + 2'P_16_26 + P_16_27 + P_16_28 + P_17_3 + P_17_4 + 2'P_17_5 + 2'P_17_6 + 3'P_17_7 + 3'P_17_8 + 4'P_17_9 + 4'P_17_10 + 5'P_17_11 + 5'P_17_12 + 6'P_17_13 + 6'P_17_14 + 7'P_17_15 + 6'P_17_16 + 6'P_17_17 + 5'P_17_18 + 5'P_17_19 + 4'P_17_20 + 4'P_17_21 + 3'P_17_22 + 3'P_17_23 + 2'P_17_24 + 2'P_17_25 + P_17_26 + P_17_27 + P_18_4 + P_18_5 + 2'P_18_6 + 2'P_18_7 + 3'P_18_8 + 3'P_18_9 + 4'P_18_10 + 4'P_18_11 + 5'P_18_12 + 5'P_18_13 + 6'P_18_14 + 6'P_18_15 + 6'P_18_16 + 5'P_18_17 + 5'P_18_18 + 4'P_18_19 + 4'P_18_20 + 3'P_18_21 + 3'P_18_22 + 2'P_18_23 + 2'P_18_24 + P_18_25 + P_18_26 + P_19_5 + P_19_6 + 2'P_19_7 + 2'P_19_8 + 3'P_19_9 + 3'P_19_10 + 4'P_19_11 + 4'P_19_12 + 5'P_19_13 + 5'P_19_14 + 6'P_19_15 + 5'P_19_16 + 5'P_19_17 + 4'P_19_18 + 4'P_19_19 + 3'P_19_20 + 3'P_19_21 + 2'P_19_22 + 2'P_19_23 + P_19_24 + P_19_25 + P_20_6 + P_20_7 + 2'P_20_8 + 2'P_20_9 + 3'P_20_10 + 3'P_20_11 + 4'P_20_12 + 4'P_20_13 + 5'P_20_14 + 5'P_20_15 + 5'P_20_16 + 4'P_20_17 + 4'P_20_18 + 3'P_20_19 + 3'P_20_20 + 2'P_20_21 + 2'P_20_22 + P_20_23 + P_20_24 + P_21_7 + P_21_8 + 2'P_21_9 + 2'P_21_10 + 3'P_21_11 + 3'P_21_12 + 4'P_21_13 + 4'P_21_14 + 5'P_21_15 + 4'P_21_16 + 4'P_21_17 + 3'P_21_18 + 3'P_21_19 + 2'P_21_20 + 2'P_21_21 + P_21_22 + P_21_23 + P_22_8 + P_22_9 + 2'P_22_10 + 2'P_22_11 + 3'P_22_12 + 3'P_22_13 + 4'P_22_14 + 4'P_22_15 + 4'P_22_16 + 3'P_22_17 + 3'P_22_18 + 2'P_22_19 + 2'P_22_20 + P_22_21 + P_22_22 + P_23_9 + P_23_10 + 2'P_23_11 + 2'P_23_12 + 3'P_23_13 + 3'P_23_14 + 4'P_23_15 + 3'P_23_16 + 3'P_23_17 + 2'P_23_18 + 2'P_23_19 + P_23_20 + P_23_21 + P_24_10 + P_24_11 + 2'P_24_12 + 2'P_24_13 + 3'P_24_14 + 3'P_24_15 + 3'P_24_16 + 2'P_24_17 + 2'P_24_18 + P_24_19 + P_24_20 + P_25_11 + P_25_12 + 2'P_25_13 + 2'P_25_14 + 3'P_25_15 + 2'P_25_16 + 2'P_25_17 + P_25_18 + P_25_19 + P_26_12 + P_26_13 + 2'P_26_14 + 2'P_26_15 + 2'P_26_16 + P_26_17 + P_26_18 + P_27_13 + P_27_14 + 2'P_27_15 + P_27_16 + P_27_17 + P_28_14 + P_28_15 + P_28_16 + P_29_15 + -1'cX_17 + -2'cX_18 + -3'cX_19 + -4'cX_20 + -5'cX_21 + -6'cX_22 + -7'cX_23 + -8'cX_24 + -9'cX_25 + -10'cX_26 + -11'cX_27 + -12'cX_28 + -13'cX_29 + -1'cY_16 + -2'cY_17 + -3'cY_18 + -4'cY_19 + -5'cY_20 + -6'cY_21 + -7'cY_22 + -8'cY_23 + -9'cY_24 + -10'cY_25 + -11'cY_26 + -12'cY_27 + -13'cY_28 + -14'cY_29 + 8'L_0 + 7'L_1 + 7'L_2 + 6'L_3 + 6'L_4 + 5'L_5 + 5'L_6 + 4'L_7 + 4'L_8 + 3'L_9 + 3'L_10 + 2'L_11 + 2'L_12 + L_13 + L_14 + L_46 + L_47 + 2'L_48 + 2'L_49 + 3'L_50 + 3'L_51 + 4'L_52 + 4'L_53 + 5'L_54 + 5'L_55 + 6'L_56 + 6'L_57 + 7'L_58 + R_19 + R_20 + 2'R_21 + 2'R_22 + 3'R_23 + 3'R_24 + 4'R_25 + 4'R_26 + 5'R_27 + 5'R_28 + 6'R_29 + 6'R_30 + 7'R_31 + 7'R_32 + 8'R_33 + 8'R_34 + 9'R_35 + 9'R_36 + 10'R_37 + 10'R_38 + 11'R_39 + 11'R_40 + 12'R_41 + 12'R_42 + 13'R_43 + 13'R_44 + 14'R_45 + 14'R_46 + 15'R_47 + 16'R_48 + 17'R_49 + 18'R_50 + 19'R_51 + 20'R_52 + 21'R_53 + 22'R_54 + 23'R_55 + 24'R_56 + 25'R_57 + 26'R_58 + 27'R_59 = 400
invariant :P_0_16 + P_3_16 + P_4_15 + P_4_16 + P_4_17 + P_5_14 + P_5_15 + 2'P_5_16 + P_5_17 + P_5_18 + P_6_13 + P_6_14 + 2'P_6_15 + 2'P_6_16 + 2'P_6_17 + P_6_18 + P_6_19 + P_7_12 + P_7_13 + 2'P_7_14 + 2'P_7_15 + 3'P_7_16 + 2'P_7_17 + 2'P_7_18 + P_7_19 + P_7_20 + P_8_11 + P_8_12 + 2'P_8_13 + 2'P_8_14 + 3'P_8_15 + 3'P_8_16 + 3'P_8_17 + 2'P_8_18 + 2'P_8_19 + P_8_20 + P_8_21 + P_9_10 + P_9_11 + 2'P_9_12 + 2'P_9_13 + 3'P_9_14 + 3'P_9_15 + 4'P_9_16 + 3'P_9_17 + 3'P_9_18 + 2'P_9_19 + 2'P_9_20 + P_9_21 + P_9_22 + P_10_9 + P_10_10 + 2'P_10_11 + 2'P_10_12 + 3'P_10_13 + 3'P_10_14 + 4'P_10_15 + 4'P_10_16 + 4'P_10_17 + 3'P_10_18 + 3'P_10_19 + 2'P_10_20 + 2'P_10_21 + P_10_22 + P_10_23 + P_11_8 + P_11_9 + 2'P_11_10 + 2'P_11_11 + 3'P_11_12 + 3'P_11_13 + 4'P_11_14 + 4'P_11_15 + 5'P_11_16 + 4'P_11_17 + 4'P_11_18 + 3'P_11_19 + 3'P_11_20 + 2'P_11_21 + 2'P_11_22 + P_11_23 + P_11_24 + P_12_7 + P_12_8 + 2'P_12_9 + 2'P_12_10 + 3'P_12_11 + 3'P_12_12 + 4'P_12_13 + 4'P_12_14 + 5'P_12_15 + 5'P_12_16 + 5'P_12_17 + 4'P_12_18 + 4'P_12_19 + 3'P_12_20 + 3'P_12_21 + 2'P_12_22 + 2'P_12_23 + P_12_24 + P_12_25 + P_13_6 + P_13_7 + 2'P_13_8 + 2'P_13_9 + 3'P_13_10 + 3'P_13_11 + 4'P_13_12 + 4'P_13_13 + 5'P_13_14 + 5'P_13_15 + 6'P_13_16 + 5'P_13_17 + 5'P_13_18 + 4'P_13_19 + 4'P_13_20 + 3'P_13_21 + 3'P_13_22 + 2'P_13_23 + 2'P_13_24 + P_13_25 + P_13_26 + P_14_5 + P_14_6 + 2'P_14_7 + 2'P_14_8 + 3'P_14_9 + 3'P_14_10 + 4'P_14_11 + 4'P_14_12 + 5'P_14_13 + 5'P_14_14 + 6'P_14_15 + 6'P_14_16 + 6'P_14_17 + 5'P_14_18 + 5'P_14_19 + 4'P_14_20 + 4'P_14_21 + 3'P_14_22 + 3'P_14_23 + 2'P_14_24 + 2'P_14_25 + P_14_26 + P_14_27 + P_15_4 + P_15_5 + 2'P_15_6 + 2'P_15_7 + 3'P_15_8 + 3'P_15_9 + 4'P_15_10 + 4'P_15_11 + 5'P_15_12 + 5'P_15_13 + 6'P_15_14 + 6'P_15_15 + 7'P_15_16 + 6'P_15_17 + 6'P_15_18 + 5'P_15_19 + 5'P_15_20 + 4'P_15_21 + 4'P_15_22 + 3'P_15_23 + 3'P_15_24 + 2'P_15_25 + 2'P_15_26 + P_15_27 + P_15_28 + P_16_3 + P_16_4 + 2'P_16_5 + 2'P_16_6 + 3'P_16_7 + 3'P_16_8 + 4'P_16_9 + 4'P_16_10 + 5'P_16_11 + 5'P_16_12 + 6'P_16_13 + 6'P_16_14 + 7'P_16_15 + 7'P_16_16 + 7'P_16_17 + 6'P_16_18 + 6'P_16_19 + 5'P_16_20 + 5'P_16_21 + 4'P_16_22 + 4'P_16_23 + 3'P_16_24 + 3'P_16_25 + 2'P_16_26 + 2'P_16_27 + P_16_28 + P_17_2 + P_17_3 + 2'P_17_4 + 2'P_17_5 + 3'P_17_6 + 3'P_17_7 + 4'P_17_8 + 4'P_17_9 + 5'P_17_10 + 5'P_17_11 + 6'P_17_12 + 6'P_17_13 + 7'P_17_14 + 7'P_17_15 + 8'P_17_16 + 7'P_17_17 + 7'P_17_18 + 6'P_17_19 + 6'P_17_20 + 5'P_17_21 + 5'P_17_22 + 4'P_17_23 + 4'P_17_24 + 3'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_3 + P_18_4 + 2'P_18_5 + 2'P_18_6 + 3'P_18_7 + 3'P_18_8 + 4'P_18_9 + 4'P_18_10 + 5'P_18_11 + 5'P_18_12 + 6'P_18_13 + 6'P_18_14 + 7'P_18_15 + 7'P_18_16 + 7'P_18_17 + 6'P_18_18 + 6'P_18_19 + 5'P_18_20 + 5'P_18_21 + 4'P_18_22 + 4'P_18_23 + 3'P_18_24 + 3'P_18_25 + 2'P_18_26 + P_18_27 + P_19_4 + P_19_5 + 2'P_19_6 + 2'P_19_7 + 3'P_19_8 + 3'P_19_9 + 4'P_19_10 + 4'P_19_11 + 5'P_19_12 + 5'P_19_13 + 6'P_19_14 + 6'P_19_15 + 7'P_19_16 + 6'P_19_17 + 6'P_19_18 + 5'P_19_19 + 5'P_19_20 + 4'P_19_21 + 4'P_19_22 + 3'P_19_23 + 3'P_19_24 + 2'P_19_25 + P_19_26 + P_20_5 + P_20_6 + 2'P_20_7 + 2'P_20_8 + 3'P_20_9 + 3'P_20_10 + 4'P_20_11 + 4'P_20_12 + 5'P_20_13 + 5'P_20_14 + 6'P_20_15 + 6'P_20_16 + 6'P_20_17 + 5'P_20_18 + 5'P_20_19 + 4'P_20_20 + 4'P_20_21 + 3'P_20_22 + 3'P_20_23 + 2'P_20_24 + P_20_25 + P_21_6 + P_21_7 + 2'P_21_8 + 2'P_21_9 + 3'P_21_10 + 3'P_21_11 + 4'P_21_12 + 4'P_21_13 + 5'P_21_14 + 5'P_21_15 + 6'P_21_16 + 5'P_21_17 + 5'P_21_18 + 4'P_21_19 + 4'P_21_20 + 3'P_21_21 + 3'P_21_22 + 2'P_21_23 + P_21_24 + P_22_7 + P_22_8 + 2'P_22_9 + 2'P_22_10 + 3'P_22_11 + 3'P_22_12 + 4'P_22_13 + 4'P_22_14 + 5'P_22_15 + 5'P_22_16 + 5'P_22_17 + 4'P_22_18 + 4'P_22_19 + 3'P_22_20 + 3'P_22_21 + 2'P_22_22 + P_22_23 + P_23_8 + P_23_9 + 2'P_23_10 + 2'P_23_11 + 3'P_23_12 + 3'P_23_13 + 4'P_23_14 + 4'P_23_15 + 5'P_23_16 + 4'P_23_17 + 4'P_23_18 + 3'P_23_19 + 3'P_23_20 + 2'P_23_21 + P_23_22 + P_24_9 + P_24_10 + 2'P_24_11 + 2'P_24_12 + 3'P_24_13 + 3'P_24_14 + 4'P_24_15 + 4'P_24_16 + 4'P_24_17 + 3'P_24_18 + 3'P_24_19 + 2'P_24_20 + P_24_21 + P_25_10 + P_25_11 + 2'P_25_12 + 2'P_25_13 + 3'P_25_14 + 3'P_25_15 + 4'P_25_16 + 3'P_25_17 + 3'P_25_18 + 2'P_25_19 + P_25_20 + P_26_11 + P_26_12 + 2'P_26_13 + 2'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 2'P_26_18 + P_26_19 + P_27_12 + P_27_13 + 2'P_27_14 + 2'P_27_15 + 3'P_27_16 + 2'P_27_17 + P_27_18 + P_28_13 + P_28_14 + 2'P_28_15 + 2'P_28_16 + P_28_17 + P_29_14 + P_29_15 + P_29_16 + -1'cX_18 + -2'cX_19 + -3'cX_20 + -4'cX_21 + -5'cX_22 + -6'cX_23 + -7'cX_24 + -8'cX_25 + -9'cX_26 + -10'cX_27 + -11'cX_28 + -12'cX_29 + -1'cY_17 + -2'cY_18 + -3'cY_19 + -4'cY_20 + -5'cY_21 + -6'cY_22 + -7'cY_23 + -8'cY_24 + -9'cY_25 + -10'cY_26 + -11'cY_27 + -12'cY_28 + -13'cY_29 + 7'L_0 + 7'L_1 + 6'L_2 + 6'L_3 + 5'L_4 + 5'L_5 + 4'L_6 + 4'L_7 + 3'L_8 + 3'L_9 + 2'L_10 + 2'L_11 + L_12 + L_13 + L_47 + L_48 + 2'L_49 + 2'L_50 + 3'L_51 + 3'L_52 + 4'L_53 + 4'L_54 + 5'L_55 + 5'L_56 + 6'L_57 + 6'L_58 + R_20 + R_21 + 2'R_22 + 2'R_23 + 3'R_24 + 3'R_25 + 4'R_26 + 4'R_27 + 5'R_28 + 5'R_29 + 6'R_30 + 6'R_31 + 7'R_32 + 7'R_33 + 8'R_34 + 8'R_35 + 9'R_36 + 9'R_37 + 10'R_38 + 10'R_39 + 11'R_40 + 11'R_41 + 12'R_42 + 12'R_43 + 13'R_44 + 13'R_45 + 13'R_46 + 13'R_47 + 14'R_48 + 15'R_49 + 16'R_50 + 17'R_51 + 18'R_52 + 19'R_53 + 20'R_54 + 21'R_55 + 22'R_56 + 23'R_57 + 24'R_58 + 25'R_59 = 371
invariant :P_21_0 + -1'P_22_2 + -1'P_22_3 + -1'P_22_4 + -1'P_22_5 + -1'P_22_6 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_22_26 + -1'P_22_27 + -1'P_22_28 + -1'P_23_3 + -1'P_23_4 + -1'P_23_5 + -1'P_23_6 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_24_4 + -1'P_24_5 + -1'P_24_6 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_25_5 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 9
invariant :P_5_29 + P_6_28 + P_7_27 + P_8_26 + P_9_25 + P_10_24 + P_11_23 + P_12_22 + P_13_21 + P_14_20 + P_15_19 + P_16_18 + P_17_17 + P_18_16 + P_19_15 + P_20_14 + P_21_13 + P_22_12 + P_23_11 + P_24_10 + P_25_9 + P_26_8 + P_27_7 + P_28_6 + P_29_5 + R_35 = 1
invariant :P_2_10 + P_3_9 + P_3_10 + P_3_11 + P_4_8 + P_4_9 + 2'P_4_10 + P_4_11 + P_4_12 + P_5_7 + P_5_8 + 2'P_5_9 + 2'P_5_10 + 2'P_5_11 + P_5_12 + P_5_13 + P_6_6 + P_6_7 + 2'P_6_8 + 2'P_6_9 + 3'P_6_10 + 2'P_6_11 + 2'P_6_12 + P_6_13 + P_6_14 + P_7_5 + P_7_6 + 2'P_7_7 + 2'P_7_8 + 3'P_7_9 + 3'P_7_10 + 3'P_7_11 + 2'P_7_12 + 2'P_7_13 + P_7_14 + P_7_15 + P_8_4 + P_8_5 + 2'P_8_6 + 2'P_8_7 + 3'P_8_8 + 3'P_8_9 + 4'P_8_10 + 3'P_8_11 + 3'P_8_12 + 2'P_8_13 + 2'P_8_14 + P_8_15 + P_8_16 + P_9_3 + P_9_4 + 2'P_9_5 + 2'P_9_6 + 3'P_9_7 + 3'P_9_8 + 4'P_9_9 + 4'P_9_10 + 4'P_9_11 + 3'P_9_12 + 3'P_9_13 + 2'P_9_14 + 2'P_9_15 + P_9_16 + P_9_17 + P_10_2 + P_10_3 + 2'P_10_4 + 2'P_10_5 + 3'P_10_6 + 3'P_10_7 + 4'P_10_8 + 4'P_10_9 + 5'P_10_10 + 4'P_10_11 + 4'P_10_12 + 3'P_10_13 + 3'P_10_14 + 2'P_10_15 + 2'P_10_16 + P_10_17 + P_10_18 + P_11_3 + P_11_4 + 2'P_11_5 + 2'P_11_6 + 3'P_11_7 + 3'P_11_8 + 4'P_11_9 + 4'P_11_10 + 4'P_11_11 + 3'P_11_12 + 3'P_11_13 + 2'P_11_14 + 2'P_11_15 + P_11_16 + P_11_17 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_11_26 + -1'P_11_27 + -1'P_11_28 + P_12_4 + P_12_5 + 2'P_12_6 + 2'P_12_7 + 3'P_12_8 + 3'P_12_9 + 4'P_12_10 + 3'P_12_11 + 3'P_12_12 + 2'P_12_13 + 2'P_12_14 + P_12_15 + P_12_16 + -1'P_12_19 + -1'P_12_20 + -2'P_12_21 + -2'P_12_22 + -2'P_12_23 + -2'P_12_24 + -2'P_12_25 + -2'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_5 + P_13_6 + 2'P_13_7 + 2'P_13_8 + 3'P_13_9 + 3'P_13_10 + 3'P_13_11 + 2'P_13_12 + 2'P_13_13 + P_13_14 + P_13_15 + -1'P_13_18 + -1'P_13_19 + -2'P_13_20 + -2'P_13_21 + -3'P_13_22 + -3'P_13_23 + -3'P_13_24 + -3'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_6 + P_14_7 + 2'P_14_8 + 2'P_14_9 + 3'P_14_10 + 2'P_14_11 + 2'P_14_12 + P_14_13 + P_14_14 + -1'P_14_17 + -1'P_14_18 + -2'P_14_19 + -2'P_14_20 + -3'P_14_21 + -3'P_14_22 + -4'P_14_23 + -4'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_7 + P_15_8 + 2'P_15_9 + 2'P_15_10 + 2'P_15_11 + P_15_12 + P_15_13 + -1'P_15_16 + -1'P_15_17 + -2'P_15_18 + -2'P_15_19 + -3'P_15_20 + -3'P_15_21 + -4'P_15_22 + -4'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_8 + P_16_9 + 2'P_16_10 + P_16_11 + P_16_12 + -1'P_16_15 + -1'P_16_16 + -2'P_16_17 + -2'P_16_18 + -3'P_16_19 + -3'P_16_20 + -4'P_16_21 + -4'P_16_22 + -5'P_16_23 + -4'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_9 + P_17_10 + P_17_11 + -1'P_17_14 + -1'P_17_15 + -2'P_17_16 + -2'P_17_17 + -3'P_17_18 + -3'P_17_19 + -4'P_17_20 + -4'P_17_21 + -5'P_17_22 + -4'P_17_23 + -4'P_17_24 + -3'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_10 + -1'P_18_13 + -1'P_18_14 + -2'P_18_15 + -2'P_18_16 + -3'P_18_17 + -3'P_18_18 + -4'P_18_19 + -4'P_18_20 + -5'P_18_21 + -4'P_18_22 + -4'P_18_23 + -3'P_18_24 + -3'P_18_25 + -2'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_12 + -1'P_19_13 + -2'P_19_14 + -2'P_19_15 + -3'P_19_16 + -3'P_19_17 + -4'P_19_18 + -4'P_19_19 + -5'P_19_20 + -4'P_19_21 + -4'P_19_22 + -3'P_19_23 + -3'P_19_24 + -2'P_19_25 + -2'P_19_26 + -1'P_19_27 + -1'P_19_28 + -1'P_20_11 + -1'P_20_12 + -2'P_20_13 + -2'P_20_14 + -3'P_20_15 + -3'P_20_16 + -4'P_20_17 + -4'P_20_18 + -5'P_20_19 + -4'P_20_20 + -4'P_20_21 + -3'P_20_22 + -3'P_20_23 + -2'P_20_24 + -2'P_20_25 + -1'P_20_26 + -1'P_20_27 + -1'P_21_11 + -2'P_21_12 + -2'P_21_13 + -3'P_21_14 + -3'P_21_15 + -4'P_21_16 + -4'P_21_17 + -5'P_21_18 + -4'P_21_19 + -4'P_21_20 + -3'P_21_21 + -3'P_21_22 + -2'P_21_23 + -2'P_21_24 + -1'P_21_25 + -1'P_21_26 + -1'P_22_11 + -2'P_22_12 + -3'P_22_13 + -3'P_22_14 + -4'P_22_15 + -4'P_22_16 + -5'P_22_17 + -4'P_22_18 + -4'P_22_19 + -3'P_22_20 + -3'P_22_21 + -2'P_22_22 + -2'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_23_11 + -2'P_23_12 + -3'P_23_13 + -4'P_23_14 + -4'P_23_15 + -5'P_23_16 + -4'P_23_17 + -4'P_23_18 + -3'P_23_19 + -3'P_23_20 + -2'P_23_21 + -2'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_24_11 + -2'P_24_12 + -3'P_24_13 + -4'P_24_14 + -5'P_24_15 + -4'P_24_16 + -4'P_24_17 + -3'P_24_18 + -3'P_24_19 + -2'P_24_20 + -2'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_25_11 + -2'P_25_12 + -3'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -3'P_25_17 + -3'P_25_18 + -2'P_25_19 + -2'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_26_11 + -2'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -2'P_26_18 + -2'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'cX_11 + -2'cX_12 + -3'cX_13 + -4'cX_14 + -5'cX_15 + -6'cX_16 + -7'cX_17 + -8'cX_18 + -9'cX_19 + -10'cX_20 + -11'cX_21 + -12'cX_22 + -13'cX_23 + -14'cX_24 + -15'cX_25 + -16'cX_26 + -17'cX_27 + -18'cX_28 + -19'cX_29 + -1'cY_11 + -2'cY_12 + -3'cY_13 + -4'cY_14 + -5'cY_15 + -6'cY_16 + -7'cY_17 + -8'cY_18 + -9'cY_19 + -10'cY_20 + -11'cY_21 + -12'cY_22 + -13'cY_23 + -14'cY_24 + -15'cY_25 + -16'cY_26 + -17'cY_27 + -18'cY_28 + -19'cY_29 + 10'L_0 + 9'L_1 + 9'L_2 + 8'L_3 + 8'L_4 + 7'L_5 + 7'L_6 + 6'L_7 + 6'L_8 + 5'L_9 + 5'L_10 + 4'L_11 + 4'L_12 + 3'L_13 + 3'L_14 + 2'L_15 + 2'L_16 + L_17 + L_18 + L_40 + L_41 + 2'L_42 + 2'L_43 + 3'L_44 + 3'L_45 + 4'L_46 + 4'L_47 + 5'L_48 + 5'L_49 + 6'L_50 + 6'L_51 + 7'L_52 + 7'L_53 + 8'L_54 + 8'L_55 + 9'L_56 + 9'L_57 + 10'L_58 + R_13 + R_14 + 2'R_15 + 2'R_16 + 3'R_17 + 3'R_18 + 4'R_19 + 4'R_20 + 5'R_21 + 5'R_22 + 6'R_23 + 6'R_24 + 7'R_25 + 7'R_26 + 8'R_27 + 8'R_28 + 9'R_29 + 9'R_30 + 10'R_31 + 10'R_32 + 11'R_33 + 11'R_34 + 12'R_35 + 12'R_36 + 13'R_37 + 13'R_38 + 14'R_39 + 14'R_40 + 16'R_41 + 17'R_42 + 19'R_43 + 20'R_44 + 22'R_45 + 23'R_46 + 25'R_47 + 26'R_48 + 28'R_49 + 29'R_50 + 30'R_51 + 31'R_52 + 32'R_53 + 33'R_54 + 34'R_55 + 35'R_56 + 36'R_57 + 37'R_58 + 38'R_59 = 561
invariant :cY_0 + -1'cY_2 + -2'cY_3 + -3'cY_4 + -4'cY_5 + -5'cY_6 + -6'cY_7 + -7'cY_8 + -8'cY_9 + -9'cY_10 + -10'cY_11 + -11'cY_12 + -12'cY_13 + -13'cY_14 + -14'cY_15 + -15'cY_16 + -16'cY_17 + -17'cY_18 + -18'cY_19 + -19'cY_20 + -20'cY_21 + -21'cY_22 + -22'cY_23 + -23'cY_24 + -24'cY_25 + -25'cY_26 + -26'cY_27 + -27'cY_28 + -28'cY_29 + 14'L_0 + 14'L_1 + 13'L_2 + 13'L_3 + 12'L_4 + 12'L_5 + 11'L_6 + 11'L_7 + 10'L_8 + 10'L_9 + 9'L_10 + 9'L_11 + 8'L_12 + 8'L_13 + 7'L_14 + 7'L_15 + 6'L_16 + 6'L_17 + 5'L_18 + 5'L_19 + 4'L_20 + 4'L_21 + 3'L_22 + 3'L_23 + 2'L_24 + 2'L_25 + L_26 + L_27 + -1'L_30 + -1'L_31 + -2'L_32 + -2'L_33 + -3'L_34 + -3'L_35 + -4'L_36 + -4'L_37 + -5'L_38 + -5'L_39 + -6'L_40 + -6'L_41 + -7'L_42 + -7'L_43 + -8'L_44 + -8'L_45 + -9'L_46 + -9'L_47 + -10'L_48 + -10'L_49 + -11'L_50 + -11'L_51 + -12'L_52 + -12'L_53 + -13'L_54 + -13'L_55 + -14'L_56 + -14'L_57 + -15'L_58 + -1'R_1 + R_4 + R_5 + 2'R_6 + 2'R_7 + 3'R_8 + 3'R_9 + 4'R_10 + 4'R_11 + 5'R_12 + 5'R_13 + 6'R_14 + 6'R_15 + 7'R_16 + 7'R_17 + 8'R_18 + 8'R_19 + 9'R_20 + 9'R_21 + 10'R_22 + 10'R_23 + 11'R_24 + 11'R_25 + 12'R_26 + 12'R_27 + 13'R_28 + 13'R_29 + 14'R_30 + 14'R_31 + 15'R_32 + 15'R_33 + 16'R_34 + 16'R_35 + 17'R_36 + 17'R_37 + 18'R_38 + 18'R_39 + 19'R_40 + 19'R_41 + 20'R_42 + 20'R_43 + 21'R_44 + 21'R_45 + 22'R_46 + 22'R_47 + 23'R_48 + 23'R_49 + 24'R_50 + 24'R_51 + 25'R_52 + 25'R_53 + 26'R_54 + 26'R_55 + 27'R_56 + 27'R_57 + 28'R_58 + 28'R_59 = 391
invariant :P_0_23 + P_3_23 + P_4_22 + P_4_23 + P_4_24 + P_5_21 + P_5_22 + 2'P_5_23 + P_5_24 + P_5_25 + P_6_20 + P_6_21 + 2'P_6_22 + 2'P_6_23 + 2'P_6_24 + P_6_25 + P_6_26 + P_7_19 + P_7_20 + 2'P_7_21 + 2'P_7_22 + 3'P_7_23 + 2'P_7_24 + 2'P_7_25 + P_7_26 + P_7_27 + P_8_18 + P_8_19 + 2'P_8_20 + 2'P_8_21 + 3'P_8_22 + 3'P_8_23 + 3'P_8_24 + 2'P_8_25 + 2'P_8_26 + P_8_27 + P_8_28 + P_9_17 + P_9_18 + 2'P_9_19 + 2'P_9_20 + 3'P_9_21 + 3'P_9_22 + 4'P_9_23 + 3'P_9_24 + 3'P_9_25 + 2'P_9_26 + 2'P_9_27 + P_9_28 + P_10_16 + P_10_17 + 2'P_10_18 + 2'P_10_19 + 3'P_10_20 + 3'P_10_21 + 4'P_10_22 + 4'P_10_23 + 4'P_10_24 + 3'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_15 + P_11_16 + 2'P_11_17 + 2'P_11_18 + 3'P_11_19 + 3'P_11_20 + 4'P_11_21 + 4'P_11_22 + 5'P_11_23 + 4'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_14 + P_12_15 + 2'P_12_16 + 2'P_12_17 + 3'P_12_18 + 3'P_12_19 + 4'P_12_20 + 4'P_12_21 + 5'P_12_22 + 5'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_13 + P_13_14 + 2'P_13_15 + 2'P_13_16 + 3'P_13_17 + 3'P_13_18 + 4'P_13_19 + 4'P_13_20 + 5'P_13_21 + 5'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_12 + P_14_13 + 2'P_14_14 + 2'P_14_15 + 3'P_14_16 + 3'P_14_17 + 4'P_14_18 + 4'P_14_19 + 5'P_14_20 + 5'P_14_21 + 6'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_11 + P_15_12 + 2'P_15_13 + 2'P_15_14 + 3'P_15_15 + 3'P_15_16 + 4'P_15_17 + 4'P_15_18 + 5'P_15_19 + 5'P_15_20 + 6'P_15_21 + 6'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_10 + P_16_11 + 2'P_16_12 + 2'P_16_13 + 3'P_16_14 + 3'P_16_15 + 4'P_16_16 + 4'P_16_17 + 5'P_16_18 + 5'P_16_19 + 6'P_16_20 + 6'P_16_21 + 6'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_9 + P_17_10 + 2'P_17_11 + 2'P_17_12 + 3'P_17_13 + 3'P_17_14 + 4'P_17_15 + 4'P_17_16 + 5'P_17_17 + 5'P_17_18 + 6'P_17_19 + 6'P_17_20 + 6'P_17_21 + 6'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_8 + P_18_9 + 2'P_18_10 + 2'P_18_11 + 3'P_18_12 + 3'P_18_13 + 4'P_18_14 + 4'P_18_15 + 5'P_18_16 + 5'P_18_17 + 6'P_18_18 + 6'P_18_19 + 6'P_18_20 + 6'P_18_21 + 6'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_7 + P_19_8 + 2'P_19_9 + 2'P_19_10 + 3'P_19_11 + 3'P_19_12 + 4'P_19_13 + 4'P_19_14 + 5'P_19_15 + 5'P_19_16 + 6'P_19_17 + 6'P_19_18 + 6'P_19_19 + 6'P_19_20 + 6'P_19_21 + 6'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_6 + P_20_7 + 2'P_20_8 + 2'P_20_9 + 3'P_20_10 + 3'P_20_11 + 4'P_20_12 + 4'P_20_13 + 5'P_20_14 + 5'P_20_15 + 6'P_20_16 + 6'P_20_17 + 6'P_20_18 + 6'P_20_19 + 6'P_20_20 + 6'P_20_21 + 6'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_5 + P_21_6 + 2'P_21_7 + 2'P_21_8 + 3'P_21_9 + 3'P_21_10 + 4'P_21_11 + 4'P_21_12 + 5'P_21_13 + 5'P_21_14 + 6'P_21_15 + 6'P_21_16 + 6'P_21_17 + 6'P_21_18 + 6'P_21_19 + 6'P_21_20 + 6'P_21_21 + 6'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_4 + P_22_5 + 2'P_22_6 + 2'P_22_7 + 3'P_22_8 + 3'P_22_9 + 4'P_22_10 + 4'P_22_11 + 5'P_22_12 + 5'P_22_13 + 6'P_22_14 + 6'P_22_15 + 6'P_22_16 + 6'P_22_17 + 6'P_22_18 + 6'P_22_19 + 6'P_22_20 + 6'P_22_21 + 6'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_3 + P_23_4 + 2'P_23_5 + 2'P_23_6 + 3'P_23_7 + 3'P_23_8 + 4'P_23_9 + 4'P_23_10 + 5'P_23_11 + 5'P_23_12 + 6'P_23_13 + 6'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 6'P_23_21 + 6'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_2 + P_24_3 + 2'P_24_4 + 2'P_24_5 + 3'P_24_6 + 3'P_24_7 + 4'P_24_8 + 4'P_24_9 + 5'P_24_10 + 5'P_24_11 + 6'P_24_12 + 6'P_24_13 + 6'P_24_14 + 6'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 6'P_24_20 + 6'P_24_21 + 6'P_24_22 + 6'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_3 + P_25_4 + 2'P_25_5 + 2'P_25_6 + 3'P_25_7 + 3'P_25_8 + 4'P_25_9 + 4'P_25_10 + 5'P_25_11 + 5'P_25_12 + 5'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 5'P_25_21 + 5'P_25_22 + 5'P_25_23 + 4'P_25_24 + 3'P_25_25 + 2'P_25_26 + P_25_27 + P_26_4 + P_26_5 + 2'P_26_6 + 2'P_26_7 + 3'P_26_8 + 3'P_26_9 + 4'P_26_10 + 4'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 4'P_26_22 + 4'P_26_23 + 3'P_26_24 + 2'P_26_25 + P_26_26 + P_27_5 + P_27_6 + 2'P_27_7 + 2'P_27_8 + 3'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 3'P_27_23 + 2'P_27_24 + P_27_25 + P_28_6 + P_28_7 + 2'P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + 2'P_28_23 + P_28_24 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + -1'cX_25 + -2'cX_26 + -3'cX_27 + -4'cX_28 + -5'cX_29 + -1'cY_24 + -2'cY_25 + -3'cY_26 + -4'cY_27 + -5'cY_28 + -6'cY_29 + 4'L_0 + 3'L_1 + 3'L_2 + 2'L_3 + 2'L_4 + L_5 + L_6 + L_54 + L_55 + 2'L_56 + 2'L_57 + 3'L_58 + R_27 + R_28 + 2'R_29 + 2'R_30 + 3'R_31 + 3'R_32 + 4'R_33 + 4'R_34 + 5'R_35 + 5'R_36 + 6'R_37 + 6'R_38 + 6'R_39 + 6'R_40 + 6'R_41 + 6'R_42 + 6'R_43 + 6'R_44 + 6'R_45 + 6'R_46 + 6'R_47 + 6'R_48 + 6'R_49 + 6'R_50 + 6'R_51 + 6'R_52 + 6'R_53 + 6'R_54 + 7'R_55 + 8'R_56 + 9'R_57 + 10'R_58 + 11'R_59 = 172
invariant :P_6_1 + P_6_2 + P_6_3 + P_6_4 + P_6_5 + P_6_6 + P_6_7 + P_6_8 + P_6_9 + P_6_10 + P_6_11 + P_6_12 + P_6_13 + P_6_14 + P_6_15 + P_6_16 + P_6_17 + P_6_18 + P_6_19 + P_6_20 + P_6_21 + P_6_22 + P_6_23 + P_6_24 + P_6_25 + P_6_26 + P_6_27 + P_6_28 + P_7_2 + P_7_3 + P_7_4 + P_7_5 + P_7_6 + P_7_7 + P_7_8 + P_7_9 + P_7_10 + P_7_11 + P_7_12 + P_7_13 + P_7_14 + P_7_15 + P_7_16 + P_7_17 + P_7_18 + P_7_19 + P_7_20 + P_7_21 + P_7_22 + P_7_23 + P_7_24 + P_7_25 + P_7_26 + P_7_27 + P_8_3 + P_8_4 + P_8_5 + P_8_6 + P_8_7 + P_8_8 + P_8_9 + P_8_10 + P_8_11 + P_8_12 + P_8_13 + P_8_14 + P_8_15 + P_8_16 + P_8_17 + P_8_18 + P_8_19 + P_8_20 + P_8_21 + P_8_22 + P_8_23 + P_8_24 + P_8_25 + P_8_26 + P_9_4 + P_9_5 + P_9_6 + P_9_7 + P_9_8 + P_9_9 + P_9_10 + P_9_11 + P_9_12 + P_9_13 + P_9_14 + P_9_15 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_9_23 + P_9_24 + P_9_25 + P_10_5 + P_10_6 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_19_14 + P_19_15 + -1'P_21_14 + -1'P_21_15 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + cX_6 + cX_7 + cX_8 + cX_9 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_35 + -1'L_36 + -1'L_37 + -1'L_38 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_36 + -1'R_37 + -1'R_38 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -24
invariant :P_4_0 + -1'P_5_2 + -1'P_5_3 + -1'P_5_4 + -1'P_5_5 + -1'P_5_6 + -1'P_5_7 + -1'P_5_8 + -1'P_5_9 + -1'P_5_10 + -1'P_5_11 + -1'P_5_12 + -1'P_5_13 + -1'P_5_14 + -1'P_5_15 + -1'P_5_16 + -1'P_5_17 + -1'P_5_18 + -1'P_5_19 + -1'P_5_20 + -1'P_5_21 + -1'P_5_22 + -1'P_5_23 + -1'P_5_24 + -1'P_5_25 + -1'P_5_26 + -1'P_5_27 + -1'P_5_28 + -1'P_6_3 + -1'P_6_4 + -1'P_6_5 + -1'P_6_6 + -1'P_6_7 + -1'P_6_8 + -1'P_6_9 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_6_26 + -1'P_6_27 + -1'P_7_4 + -1'P_7_5 + -1'P_7_6 + -1'P_7_7 + -1'P_7_8 + -1'P_7_9 + -1'P_7_10 + -1'P_7_11 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_7_25 + -1'P_7_26 + -1'P_8_5 + -1'P_8_6 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_9_6 + -1'P_9_7 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_10_7 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_18_15 + P_19_15 + P_20_14 + P_20_15 + P_20_16 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + -1'cX_5 + -1'cX_6 + -1'cX_7 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_33 + L_34 + L_35 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_35 + R_36 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 26
invariant :P_17_0 + -1'P_18_2 + -1'P_18_3 + -1'P_18_4 + -1'P_18_5 + -1'P_18_6 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_18_24 + -1'P_18_25 + -1'P_18_26 + -1'P_18_27 + -1'P_18_28 + -1'P_19_3 + -1'P_19_4 + -1'P_19_5 + -1'P_19_6 + -1'P_19_7 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_19_24 + -1'P_19_25 + -1'P_19_26 + -1'P_19_27 + -1'P_20_4 + -1'P_20_5 + -1'P_20_6 + -1'P_20_7 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_20_24 + -1'P_20_25 + -1'P_20_26 + -1'P_21_5 + -1'P_21_6 + -1'P_21_7 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_21_24 + -1'P_21_25 + -1'P_22_6 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 13
invariant :P_8_29 + P_9_28 + P_10_27 + P_11_26 + P_12_25 + P_13_24 + P_14_23 + P_15_22 + P_16_21 + P_17_20 + P_18_19 + P_19_18 + P_20_17 + P_21_16 + P_22_15 + P_23_14 + P_24_13 + P_25_12 + P_26_11 + P_27_10 + P_28_9 + P_29_8 + R_38 = 1
invariant :P_2_24 + P_3_23 + P_3_24 + P_3_25 + P_4_22 + P_4_23 + 2'P_4_24 + P_4_25 + P_4_26 + P_5_21 + P_5_22 + 2'P_5_23 + 2'P_5_24 + 2'P_5_25 + P_5_26 + P_5_27 + P_6_20 + P_6_21 + 2'P_6_22 + 2'P_6_23 + 3'P_6_24 + 2'P_6_25 + 2'P_6_26 + P_6_27 + P_6_28 + P_7_19 + P_7_20 + 2'P_7_21 + 2'P_7_22 + 3'P_7_23 + 3'P_7_24 + 3'P_7_25 + 2'P_7_26 + 2'P_7_27 + P_7_28 + P_8_18 + P_8_19 + 2'P_8_20 + 2'P_8_21 + 3'P_8_22 + 3'P_8_23 + 4'P_8_24 + 3'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_17 + P_9_18 + 2'P_9_19 + 2'P_9_20 + 3'P_9_21 + 3'P_9_22 + 4'P_9_23 + 4'P_9_24 + 4'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_16 + P_10_17 + 2'P_10_18 + 2'P_10_19 + 3'P_10_20 + 3'P_10_21 + 4'P_10_22 + 4'P_10_23 + 5'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_15 + P_11_16 + 2'P_11_17 + 2'P_11_18 + 3'P_11_19 + 3'P_11_20 + 4'P_11_21 + 4'P_11_22 + 5'P_11_23 + 5'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_14 + P_12_15 + 2'P_12_16 + 2'P_12_17 + 3'P_12_18 + 3'P_12_19 + 4'P_12_20 + 4'P_12_21 + 5'P_12_22 + 5'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_13 + P_13_14 + 2'P_13_15 + 2'P_13_16 + 3'P_13_17 + 3'P_13_18 + 4'P_13_19 + 4'P_13_20 + 5'P_13_21 + 5'P_13_22 + 5'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_12 + P_14_13 + 2'P_14_14 + 2'P_14_15 + 3'P_14_16 + 3'P_14_17 + 4'P_14_18 + 4'P_14_19 + 5'P_14_20 + 5'P_14_21 + 5'P_14_22 + 5'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_11 + P_15_12 + 2'P_15_13 + 2'P_15_14 + 3'P_15_15 + 3'P_15_16 + 4'P_15_17 + 4'P_15_18 + 5'P_15_19 + 5'P_15_20 + 5'P_15_21 + 5'P_15_22 + 5'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_10 + P_16_11 + 2'P_16_12 + 2'P_16_13 + 3'P_16_14 + 3'P_16_15 + 4'P_16_16 + 4'P_16_17 + 5'P_16_18 + 5'P_16_19 + 5'P_16_20 + 5'P_16_21 + 5'P_16_22 + 5'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_9 + P_17_10 + 2'P_17_11 + 2'P_17_12 + 3'P_17_13 + 3'P_17_14 + 4'P_17_15 + 4'P_17_16 + 5'P_17_17 + 5'P_17_18 + 5'P_17_19 + 5'P_17_20 + 5'P_17_21 + 5'P_17_22 + 5'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_8 + P_18_9 + 2'P_18_10 + 2'P_18_11 + 3'P_18_12 + 3'P_18_13 + 4'P_18_14 + 4'P_18_15 + 5'P_18_16 + 5'P_18_17 + 5'P_18_18 + 5'P_18_19 + 5'P_18_20 + 5'P_18_21 + 5'P_18_22 + 5'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_7 + P_19_8 + 2'P_19_9 + 2'P_19_10 + 3'P_19_11 + 3'P_19_12 + 4'P_19_13 + 4'P_19_14 + 5'P_19_15 + 5'P_19_16 + 5'P_19_17 + 5'P_19_18 + 5'P_19_19 + 5'P_19_20 + 5'P_19_21 + 5'P_19_22 + 5'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_6 + P_20_7 + 2'P_20_8 + 2'P_20_9 + 3'P_20_10 + 3'P_20_11 + 4'P_20_12 + 4'P_20_13 + 5'P_20_14 + 5'P_20_15 + 5'P_20_16 + 5'P_20_17 + 5'P_20_18 + 5'P_20_19 + 5'P_20_20 + 5'P_20_21 + 5'P_20_22 + 5'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_5 + P_21_6 + 2'P_21_7 + 2'P_21_8 + 3'P_21_9 + 3'P_21_10 + 4'P_21_11 + 4'P_21_12 + 5'P_21_13 + 5'P_21_14 + 5'P_21_15 + 5'P_21_16 + 5'P_21_17 + 5'P_21_18 + 5'P_21_19 + 5'P_21_20 + 5'P_21_21 + 5'P_21_22 + 5'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_4 + P_22_5 + 2'P_22_6 + 2'P_22_7 + 3'P_22_8 + 3'P_22_9 + 4'P_22_10 + 4'P_22_11 + 5'P_22_12 + 5'P_22_13 + 5'P_22_14 + 5'P_22_15 + 5'P_22_16 + 5'P_22_17 + 5'P_22_18 + 5'P_22_19 + 5'P_22_20 + 5'P_22_21 + 5'P_22_22 + 5'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_3 + P_23_4 + 2'P_23_5 + 2'P_23_6 + 3'P_23_7 + 3'P_23_8 + 4'P_23_9 + 4'P_23_10 + 5'P_23_11 + 5'P_23_12 + 5'P_23_13 + 5'P_23_14 + 5'P_23_15 + 5'P_23_16 + 5'P_23_17 + 5'P_23_18 + 5'P_23_19 + 5'P_23_20 + 5'P_23_21 + 5'P_23_22 + 5'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_2 + P_24_3 + 2'P_24_4 + 2'P_24_5 + 3'P_24_6 + 3'P_24_7 + 4'P_24_8 + 4'P_24_9 + 5'P_24_10 + 5'P_24_11 + 5'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 5'P_24_22 + 5'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_3 + P_25_4 + 2'P_25_5 + 2'P_25_6 + 3'P_25_7 + 3'P_25_8 + 4'P_25_9 + 4'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 4'P_25_23 + 4'P_25_24 + 3'P_25_25 + 2'P_25_26 + P_25_27 + P_26_4 + P_26_5 + 2'P_26_6 + 2'P_26_7 + 3'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 3'P_26_24 + 2'P_26_25 + P_26_26 + P_27_5 + P_27_6 + 2'P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + 2'P_27_24 + P_27_25 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + -1'cX_25 + -2'cX_26 + -3'cX_27 + -4'cX_28 + -5'cX_29 + -1'cY_25 + -2'cY_26 + -3'cY_27 + -4'cY_28 + -5'cY_29 + 3'L_0 + 2'L_1 + 2'L_2 + L_3 + L_4 + L_54 + L_55 + 2'L_56 + 2'L_57 + 3'L_58 + R_27 + R_28 + 2'R_29 + 2'R_30 + 3'R_31 + 3'R_32 + 4'R_33 + 4'R_34 + 5'R_35 + 5'R_36 + 5'R_37 + 5'R_38 + 5'R_39 + 5'R_40 + 5'R_41 + 5'R_42 + 5'R_43 + 5'R_44 + 5'R_45 + 5'R_46 + 5'R_47 + 5'R_48 + 5'R_49 + 5'R_50 + 5'R_51 + 5'R_52 + 5'R_53 + 5'R_54 + 6'R_55 + 7'R_56 + 8'R_57 + 9'R_58 + 10'R_59 = 148
invariant :P_0_11 + P_3_11 + P_4_10 + P_4_11 + P_4_12 + P_5_9 + P_5_10 + 2'P_5_11 + P_5_12 + P_5_13 + P_6_8 + P_6_9 + 2'P_6_10 + 2'P_6_11 + 2'P_6_12 + P_6_13 + P_6_14 + P_7_7 + P_7_8 + 2'P_7_9 + 2'P_7_10 + 3'P_7_11 + 2'P_7_12 + 2'P_7_13 + P_7_14 + P_7_15 + P_8_6 + P_8_7 + 2'P_8_8 + 2'P_8_9 + 3'P_8_10 + 3'P_8_11 + 3'P_8_12 + 2'P_8_13 + 2'P_8_14 + P_8_15 + P_8_16 + P_9_5 + P_9_6 + 2'P_9_7 + 2'P_9_8 + 3'P_9_9 + 3'P_9_10 + 4'P_9_11 + 3'P_9_12 + 3'P_9_13 + 2'P_9_14 + 2'P_9_15 + P_9_16 + P_9_17 + P_10_4 + P_10_5 + 2'P_10_6 + 2'P_10_7 + 3'P_10_8 + 3'P_10_9 + 4'P_10_10 + 4'P_10_11 + 4'P_10_12 + 3'P_10_13 + 3'P_10_14 + 2'P_10_15 + 2'P_10_16 + P_10_17 + P_10_18 + P_11_3 + P_11_4 + 2'P_11_5 + 2'P_11_6 + 3'P_11_7 + 3'P_11_8 + 4'P_11_9 + 4'P_11_10 + 5'P_11_11 + 4'P_11_12 + 4'P_11_13 + 3'P_11_14 + 3'P_11_15 + 2'P_11_16 + 2'P_11_17 + P_11_18 + P_11_19 + P_12_2 + P_12_3 + 2'P_12_4 + 2'P_12_5 + 3'P_12_6 + 3'P_12_7 + 4'P_12_8 + 4'P_12_9 + 5'P_12_10 + 5'P_12_11 + 5'P_12_12 + 4'P_12_13 + 4'P_12_14 + 3'P_12_15 + 3'P_12_16 + 2'P_12_17 + 2'P_12_18 + P_12_19 + P_12_20 + P_13_3 + P_13_4 + 2'P_13_5 + 2'P_13_6 + 3'P_13_7 + 3'P_13_8 + 4'P_13_9 + 4'P_13_10 + 5'P_13_11 + 4'P_13_12 + 4'P_13_13 + 3'P_13_14 + 3'P_13_15 + 2'P_13_16 + 2'P_13_17 + P_13_18 + P_13_19 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_13_27 + -1'P_13_28 + P_14_4 + P_14_5 + 2'P_14_6 + 2'P_14_7 + 3'P_14_8 + 3'P_14_9 + 4'P_14_10 + 4'P_14_11 + 4'P_14_12 + 3'P_14_13 + 3'P_14_14 + 2'P_14_15 + 2'P_14_16 + P_14_17 + P_14_18 + -1'P_14_21 + -1'P_14_22 + -2'P_14_23 + -2'P_14_24 + -2'P_14_25 + -2'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_5 + P_15_6 + 2'P_15_7 + 2'P_15_8 + 3'P_15_9 + 3'P_15_10 + 4'P_15_11 + 3'P_15_12 + 3'P_15_13 + 2'P_15_14 + 2'P_15_15 + P_15_16 + P_15_17 + -1'P_15_20 + -1'P_15_21 + -2'P_15_22 + -2'P_15_23 + -3'P_15_24 + -3'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_6 + P_16_7 + 2'P_16_8 + 2'P_16_9 + 3'P_16_10 + 3'P_16_11 + 3'P_16_12 + 2'P_16_13 + 2'P_16_14 + P_16_15 + P_16_16 + -1'P_16_19 + -1'P_16_20 + -2'P_16_21 + -2'P_16_22 + -3'P_16_23 + -3'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_7 + P_17_8 + 2'P_17_9 + 2'P_17_10 + 3'P_17_11 + 2'P_17_12 + 2'P_17_13 + P_17_14 + P_17_15 + -1'P_17_18 + -1'P_17_19 + -2'P_17_20 + -2'P_17_21 + -3'P_17_22 + -3'P_17_23 + -4'P_17_24 + -3'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_8 + P_18_9 + 2'P_18_10 + 2'P_18_11 + 2'P_18_12 + P_18_13 + P_18_14 + -1'P_18_17 + -1'P_18_18 + -2'P_18_19 + -2'P_18_20 + -3'P_18_21 + -3'P_18_22 + -4'P_18_23 + -3'P_18_24 + -3'P_18_25 + -2'P_18_26 + -2'P_18_27 + -1'P_18_28 + P_19_9 + P_19_10 + 2'P_19_11 + P_19_12 + P_19_13 + -1'P_19_16 + -1'P_19_17 + -2'P_19_18 + -2'P_19_19 + -3'P_19_20 + -3'P_19_21 + -4'P_19_22 + -3'P_19_23 + -3'P_19_24 + -2'P_19_25 + -2'P_19_26 + -1'P_19_27 + -1'P_19_28 + P_20_10 + P_20_11 + P_20_12 + -1'P_20_15 + -1'P_20_16 + -2'P_20_17 + -2'P_20_18 + -3'P_20_19 + -3'P_20_20 + -4'P_20_21 + -3'P_20_22 + -3'P_20_23 + -2'P_20_24 + -2'P_20_25 + -1'P_20_26 + -1'P_20_27 + P_21_11 + -1'P_21_14 + -1'P_21_15 + -2'P_21_16 + -2'P_21_17 + -3'P_21_18 + -3'P_21_19 + -4'P_21_20 + -3'P_21_21 + -3'P_21_22 + -2'P_21_23 + -2'P_21_24 + -1'P_21_25 + -1'P_21_26 + -1'P_22_13 + -1'P_22_14 + -2'P_22_15 + -2'P_22_16 + -3'P_22_17 + -3'P_22_18 + -4'P_22_19 + -3'P_22_20 + -3'P_22_21 + -2'P_22_22 + -2'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_23_12 + -1'P_23_13 + -2'P_23_14 + -2'P_23_15 + -3'P_23_16 + -3'P_23_17 + -4'P_23_18 + -3'P_23_19 + -3'P_23_20 + -2'P_23_21 + -2'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_24_12 + -2'P_24_13 + -2'P_24_14 + -3'P_24_15 + -3'P_24_16 + -4'P_24_17 + -3'P_24_18 + -3'P_24_19 + -2'P_24_20 + -2'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_25_12 + -2'P_25_13 + -3'P_25_14 + -3'P_25_15 + -4'P_25_16 + -3'P_25_17 + -3'P_25_18 + -2'P_25_19 + -2'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_26_12 + -2'P_26_13 + -3'P_26_14 + -4'P_26_15 + -3'P_26_16 + -3'P_26_17 + -2'P_26_18 + -2'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_27_12 + -2'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -2'P_27_17 + -2'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'cX_13 + -2'cX_14 + -3'cX_15 + -4'cX_16 + -5'cX_17 + -6'cX_18 + -7'cX_19 + -8'cX_20 + -9'cX_21 + -10'cX_22 + -11'cX_23 + -12'cX_24 + -13'cX_25 + -14'cX_26 + -15'cX_27 + -16'cX_28 + -17'cX_29 + -1'cY_12 + -2'cY_13 + -3'cY_14 + -4'cY_15 + -5'cY_16 + -6'cY_17 + -7'cY_18 + -8'cY_19 + -9'cY_20 + -10'cY_21 + -11'cY_22 + -12'cY_23 + -13'cY_24 + -14'cY_25 + -15'cY_26 + -16'cY_27 + -17'cY_28 + -18'cY_29 + 10'L_0 + 9'L_1 + 9'L_2 + 8'L_3 + 8'L_4 + 7'L_5 + 7'L_6 + 6'L_7 + 6'L_8 + 5'L_9 + 5'L_10 + 4'L_11 + 4'L_12 + 3'L_13 + 3'L_14 + 2'L_15 + 2'L_16 + L_17 + L_18 + L_42 + L_43 + 2'L_44 + 2'L_45 + 3'L_46 + 3'L_47 + 4'L_48 + 4'L_49 + 5'L_50 + 5'L_51 + 6'L_52 + 6'L_53 + 7'L_54 + 7'L_55 + 8'L_56 + 8'L_57 + 9'L_58 + R_15 + R_16 + 2'R_17 + 2'R_18 + 3'R_19 + 3'R_20 + 4'R_21 + 4'R_22 + 5'R_23 + 5'R_24 + 6'R_25 + 6'R_26 + 7'R_27 + 7'R_28 + 8'R_29 + 8'R_30 + 9'R_31 + 9'R_32 + 10'R_33 + 10'R_34 + 11'R_35 + 11'R_36 + 12'R_37 + 12'R_38 + 13'R_39 + 13'R_40 + 14'R_41 + 14'R_42 + 16'R_43 + 17'R_44 + 19'R_45 + 20'R_46 + 22'R_47 + 23'R_48 + 25'R_49 + 26'R_50 + 27'R_51 + 28'R_52 + 29'R_53 + 30'R_54 + 31'R_55 + 32'R_56 + 33'R_57 + 34'R_58 + 35'R_59 = 514
invariant :P_22_0 + -1'P_23_2 + -1'P_23_3 + -1'P_23_4 + -1'P_23_5 + -1'P_23_6 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_23_28 + -1'P_24_3 + -1'P_24_4 + -1'P_24_5 + -1'P_24_6 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_24_27 + -1'P_25_4 + -1'P_25_5 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_26_5 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 8
invariant :P_11_1 + P_11_2 + P_11_3 + P_11_4 + P_11_5 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_11_26 + P_11_27 + P_11_28 + P_12_2 + P_12_3 + P_12_4 + P_12_5 + P_12_6 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_12_27 + P_13_3 + P_13_4 + P_13_5 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_13_26 + P_14_4 + P_14_5 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_14_25 + P_15_5 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_24_14 + P_24_15 + -1'P_26_14 + -1'P_26_15 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -19
invariant :P_16_0 + -1'P_17_2 + -1'P_17_3 + -1'P_17_4 + -1'P_17_5 + -1'P_17_6 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_17_24 + -1'P_17_25 + -1'P_17_26 + -1'P_17_27 + -1'P_17_28 + -1'P_18_3 + -1'P_18_4 + -1'P_18_5 + -1'P_18_6 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_18_24 + -1'P_18_25 + -1'P_18_26 + -1'P_18_27 + -1'P_19_4 + -1'P_19_5 + -1'P_19_6 + -1'P_19_7 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_19_24 + -1'P_19_25 + -1'P_19_26 + -1'P_20_5 + -1'P_20_6 + -1'P_20_7 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_20_24 + -1'P_20_25 + -1'P_21_6 + -1'P_21_7 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_21_24 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 14
invariant :P_1_21 + -1'P_3_20 + -1'P_3_21 + -1'P_3_22 + -1'P_4_19 + -2'P_4_20 + -2'P_4_21 + -2'P_4_22 + -1'P_4_23 + -1'P_5_18 + -2'P_5_19 + -3'P_5_20 + -3'P_5_21 + -3'P_5_22 + -2'P_5_23 + -1'P_5_24 + -1'P_6_17 + -2'P_6_18 + -3'P_6_19 + -4'P_6_20 + -4'P_6_21 + -4'P_6_22 + -3'P_6_23 + -2'P_6_24 + -1'P_6_25 + -1'P_7_16 + -2'P_7_17 + -3'P_7_18 + -4'P_7_19 + -5'P_7_20 + -5'P_7_21 + -5'P_7_22 + -4'P_7_23 + -3'P_7_24 + -2'P_7_25 + -1'P_7_26 + -1'P_8_15 + -2'P_8_16 + -3'P_8_17 + -4'P_8_18 + -5'P_8_19 + -6'P_8_20 + -6'P_8_21 + -6'P_8_22 + -5'P_8_23 + -4'P_8_24 + -3'P_8_25 + -2'P_8_26 + -1'P_8_27 + -1'P_9_14 + -2'P_9_15 + -3'P_9_16 + -4'P_9_17 + -5'P_9_18 + -6'P_9_19 + -7'P_9_20 + -7'P_9_21 + -7'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_13 + -2'P_10_14 + -3'P_10_15 + -4'P_10_16 + -5'P_10_17 + -6'P_10_18 + -7'P_10_19 + -8'P_10_20 + -8'P_10_21 + -8'P_10_22 + -7'P_10_23 + -6'P_10_24 + -5'P_10_25 + -4'P_10_26 + -3'P_10_27 + -2'P_10_28 + -1'P_11_12 + -2'P_11_13 + -3'P_11_14 + -4'P_11_15 + -5'P_11_16 + -6'P_11_17 + -7'P_11_18 + -8'P_11_19 + -9'P_11_20 + -9'P_11_21 + -9'P_11_22 + -8'P_11_23 + -7'P_11_24 + -6'P_11_25 + -5'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_11 + -2'P_12_12 + -3'P_12_13 + -4'P_12_14 + -5'P_12_15 + -6'P_12_16 + -7'P_12_17 + -8'P_12_18 + -9'P_12_19 + -10'P_12_20 + -10'P_12_21 + -10'P_12_22 + -9'P_12_23 + -8'P_12_24 + -7'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_10 + -2'P_13_11 + -3'P_13_12 + -4'P_13_13 + -5'P_13_14 + -6'P_13_15 + -7'P_13_16 + -8'P_13_17 + -9'P_13_18 + -10'P_13_19 + -11'P_13_20 + -11'P_13_21 + -11'P_13_22 + -10'P_13_23 + -9'P_13_24 + -8'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_9 + -2'P_14_10 + -3'P_14_11 + -4'P_14_12 + -5'P_14_13 + -6'P_14_14 + -7'P_14_15 + -8'P_14_16 + -9'P_14_17 + -10'P_14_18 + -11'P_14_19 + -12'P_14_20 + -12'P_14_21 + -12'P_14_22 + -11'P_14_23 + -10'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_8 + -2'P_15_9 + -3'P_15_10 + -4'P_15_11 + -5'P_15_12 + -6'P_15_13 + -7'P_15_14 + -8'P_15_15 + -9'P_15_16 + -10'P_15_17 + -11'P_15_18 + -12'P_15_19 + -13'P_15_20 + -13'P_15_21 + -13'P_15_22 + -12'P_15_23 + -10'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_7 + -2'P_16_8 + -3'P_16_9 + -4'P_16_10 + -5'P_16_11 + -6'P_16_12 + -7'P_16_13 + -8'P_16_14 + -9'P_16_15 + -10'P_16_16 + -11'P_16_17 + -12'P_16_18 + -13'P_16_19 + -14'P_16_20 + -14'P_16_21 + -14'P_16_22 + -12'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_6 + -2'P_17_7 + -3'P_17_8 + -4'P_17_9 + -5'P_17_10 + -6'P_17_11 + -7'P_17_12 + -8'P_17_13 + -9'P_17_14 + -10'P_17_15 + -11'P_17_16 + -12'P_17_17 + -13'P_17_18 + -14'P_17_19 + -15'P_17_20 + -15'P_17_21 + -14'P_17_22 + -12'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_5 + -2'P_18_6 + -3'P_18_7 + -4'P_18_8 + -5'P_18_9 + -6'P_18_10 + -7'P_18_11 + -8'P_18_12 + -9'P_18_13 + -10'P_18_14 + -11'P_18_15 + -12'P_18_16 + -13'P_18_17 + -14'P_18_18 + -15'P_18_19 + -16'P_18_20 + -15'P_18_21 + -14'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_4 + -2'P_19_5 + -3'P_19_6 + -4'P_19_7 + -5'P_19_8 + -6'P_19_9 + -7'P_19_10 + -8'P_19_11 + -9'P_19_12 + -10'P_19_13 + -11'P_19_14 + -12'P_19_15 + -13'P_19_16 + -14'P_19_17 + -15'P_19_18 + -16'P_19_19 + -16'P_19_20 + -15'P_19_21 + -14'P_19_22 + -12'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_3 + -2'P_20_4 + -3'P_20_5 + -4'P_20_6 + -5'P_20_7 + -6'P_20_8 + -7'P_20_9 + -8'P_20_10 + -9'P_20_11 + -10'P_20_12 + -11'P_20_13 + -12'P_20_14 + -13'P_20_15 + -14'P_20_16 + -15'P_20_17 + -16'P_20_18 + -16'P_20_19 + -16'P_20_20 + -15'P_20_21 + -14'P_20_22 + -12'P_20_23 + -10'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_2 + -2'P_21_3 + -3'P_21_4 + -4'P_21_5 + -5'P_21_6 + -6'P_21_7 + -7'P_21_8 + -8'P_21_9 + -9'P_21_10 + -10'P_21_11 + -11'P_21_12 + -12'P_21_13 + -13'P_21_14 + -14'P_21_15 + -15'P_21_16 + -16'P_21_17 + -16'P_21_18 + -16'P_21_19 + -16'P_21_20 + -15'P_21_21 + -14'P_21_22 + -12'P_21_23 + -10'P_21_24 + -8'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_2 + -2'P_22_3 + -3'P_22_4 + -4'P_22_5 + -5'P_22_6 + -6'P_22_7 + -7'P_22_8 + -8'P_22_9 + -9'P_22_10 + -10'P_22_11 + -11'P_22_12 + -12'P_22_13 + -13'P_22_14 + -14'P_22_15 + -15'P_22_16 + -15'P_22_17 + -15'P_22_18 + -15'P_22_19 + -15'P_22_20 + -14'P_22_21 + -13'P_22_22 + -11'P_22_23 + -9'P_22_24 + -7'P_22_25 + -5'P_22_26 + -3'P_22_27 + -1'P_22_28 + -1'P_23_3 + -2'P_23_4 + -3'P_23_5 + -4'P_23_6 + -5'P_23_7 + -6'P_23_8 + -7'P_23_9 + -8'P_23_10 + -9'P_23_11 + -10'P_23_12 + -11'P_23_13 + -12'P_23_14 + -13'P_23_15 + -13'P_23_16 + -13'P_23_17 + -13'P_23_18 + -13'P_23_19 + -13'P_23_20 + -12'P_23_21 + -11'P_23_22 + -9'P_23_23 + -7'P_23_24 + -5'P_23_25 + -3'P_23_26 + -1'P_23_27 + -1'P_24_4 + -2'P_24_5 + -3'P_24_6 + -4'P_24_7 + -5'P_24_8 + -6'P_24_9 + -7'P_24_10 + -8'P_24_11 + -9'P_24_12 + -10'P_24_13 + -11'P_24_14 + -11'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -11'P_24_19 + -11'P_24_20 + -10'P_24_21 + -9'P_24_22 + -7'P_24_23 + -5'P_24_24 + -3'P_24_25 + -1'P_24_26 + -1'P_25_5 + -2'P_25_6 + -3'P_25_7 + -4'P_25_8 + -5'P_25_9 + -6'P_25_10 + -7'P_25_11 + -8'P_25_12 + -9'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -9'P_25_20 + -8'P_25_21 + -7'P_25_22 + -5'P_25_23 + -3'P_25_24 + -1'P_25_25 + -1'P_26_6 + -2'P_26_7 + -3'P_26_8 + -4'P_26_9 + -5'P_26_10 + -6'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -6'P_26_21 + -5'P_26_22 + -3'P_26_23 + -1'P_26_24 + -1'P_27_7 + -2'P_27_8 + -3'P_27_9 + -4'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -4'P_27_21 + -3'P_27_22 + -1'P_27_23 + -1'P_28_8 + -2'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -2'P_28_21 + -1'P_28_22 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + cX_22 + 3'cX_23 + 5'cX_24 + 7'cX_25 + 9'cX_26 + 11'cX_27 + 13'cX_28 + 15'cX_29 + cY_21 + 2'cY_22 + 4'cY_23 + 6'cY_24 + 8'cY_25 + 10'cY_26 + 12'cY_27 + 14'cY_28 + 16'cY_29 + -9'L_0 + -8'L_1 + -7'L_2 + -6'L_3 + -5'L_4 + -4'L_5 + -3'L_6 + -2'L_7 + -1'L_8 + -1'L_51 + -2'L_52 + -3'L_53 + -4'L_54 + -5'L_55 + -6'L_56 + -7'L_57 + -8'L_58 + -1'R_24 + -2'R_25 + -3'R_26 + -4'R_27 + -5'R_28 + -6'R_29 + -7'R_30 + -8'R_31 + -9'R_32 + -10'R_33 + -11'R_34 + -12'R_35 + -13'R_36 + -14'R_37 + -15'R_38 + -16'R_39 + -16'R_40 + -16'R_41 + -16'R_42 + -16'R_43 + -16'R_44 + -16'R_45 + -16'R_46 + -16'R_47 + -16'R_48 + -16'R_49 + -16'R_50 + -16'R_51 + -17'R_52 + -19'R_53 + -21'R_54 + -23'R_55 + -25'R_56 + -27'R_57 + -29'R_58 + -31'R_59 = -464
invariant :P_12_0 + -1'P_13_2 + -1'P_13_3 + -1'P_13_4 + -1'P_13_5 + -1'P_13_6 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_13_27 + -1'P_13_28 + -1'P_14_3 + -1'P_14_4 + -1'P_14_5 + -1'P_14_6 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_14_24 + -1'P_14_25 + -1'P_14_26 + -1'P_14_27 + -1'P_15_4 + -1'P_15_5 + -1'P_15_6 + -1'P_15_7 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_15_24 + -1'P_15_25 + -1'P_15_26 + -1'P_16_5 + -1'P_16_6 + -1'P_16_7 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_16_24 + -1'P_16_25 + -1'P_17_6 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_17_24 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_26_15 + P_27_15 + P_28_14 + P_28_15 + P_28_16 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 18
invariant :P_19_1 + P_19_2 + P_19_3 + P_19_4 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_19_26 + P_19_27 + P_19_28 + P_20_2 + P_20_3 + P_20_4 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_20_26 + P_20_27 + P_21_3 + P_21_4 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_21_26 + P_22_4 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_23_5 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -11
invariant :P_2_8 + P_3_7 + P_3_8 + P_3_9 + P_4_6 + P_4_7 + 2'P_4_8 + P_4_9 + P_4_10 + P_5_5 + P_5_6 + 2'P_5_7 + 2'P_5_8 + 2'P_5_9 + P_5_10 + P_5_11 + P_6_4 + P_6_5 + 2'P_6_6 + 2'P_6_7 + 3'P_6_8 + 2'P_6_9 + 2'P_6_10 + P_6_11 + P_6_12 + P_7_3 + P_7_4 + 2'P_7_5 + 2'P_7_6 + 3'P_7_7 + 3'P_7_8 + 3'P_7_9 + 2'P_7_10 + 2'P_7_11 + P_7_12 + P_7_13 + P_8_2 + P_8_3 + 2'P_8_4 + 2'P_8_5 + 3'P_8_6 + 3'P_8_7 + 4'P_8_8 + 3'P_8_9 + 3'P_8_10 + 2'P_8_11 + 2'P_8_12 + P_8_13 + P_8_14 + P_9_3 + P_9_4 + 2'P_9_5 + 2'P_9_6 + 3'P_9_7 + 3'P_9_8 + 3'P_9_9 + 2'P_9_10 + 2'P_9_11 + P_9_12 + P_9_13 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_9_27 + -1'P_9_28 + P_10_4 + P_10_5 + 2'P_10_6 + 2'P_10_7 + 3'P_10_8 + 2'P_10_9 + 2'P_10_10 + P_10_11 + P_10_12 + -1'P_10_15 + -1'P_10_16 + -2'P_10_17 + -2'P_10_18 + -2'P_10_19 + -2'P_10_20 + -2'P_10_21 + -2'P_10_22 + -2'P_10_23 + -2'P_10_24 + -2'P_10_25 + -2'P_10_26 + -2'P_10_27 + -1'P_10_28 + P_11_5 + P_11_6 + 2'P_11_7 + 2'P_11_8 + 2'P_11_9 + P_11_10 + P_11_11 + -1'P_11_14 + -1'P_11_15 + -2'P_11_16 + -2'P_11_17 + -3'P_11_18 + -3'P_11_19 + -3'P_11_20 + -3'P_11_21 + -3'P_11_22 + -3'P_11_23 + -3'P_11_24 + -3'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_6 + P_12_7 + 2'P_12_8 + P_12_9 + P_12_10 + -1'P_12_13 + -1'P_12_14 + -2'P_12_15 + -2'P_12_16 + -3'P_12_17 + -3'P_12_18 + -4'P_12_19 + -4'P_12_20 + -4'P_12_21 + -4'P_12_22 + -4'P_12_23 + -4'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_7 + P_13_8 + P_13_9 + -1'P_13_12 + -1'P_13_13 + -2'P_13_14 + -2'P_13_15 + -3'P_13_16 + -3'P_13_17 + -4'P_13_18 + -4'P_13_19 + -5'P_13_20 + -5'P_13_21 + -5'P_13_22 + -5'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_8 + -1'P_14_11 + -1'P_14_12 + -2'P_14_13 + -2'P_14_14 + -3'P_14_15 + -3'P_14_16 + -4'P_14_17 + -4'P_14_18 + -5'P_14_19 + -5'P_14_20 + -6'P_14_21 + -6'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_10 + -1'P_15_11 + -2'P_15_12 + -2'P_15_13 + -3'P_15_14 + -3'P_15_15 + -4'P_15_16 + -4'P_15_17 + -5'P_15_18 + -5'P_15_19 + -6'P_15_20 + -6'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_9 + -1'P_16_10 + -2'P_16_11 + -2'P_16_12 + -3'P_16_13 + -3'P_16_14 + -4'P_16_15 + -4'P_16_16 + -5'P_16_17 + -5'P_16_18 + -6'P_16_19 + -6'P_16_20 + -7'P_16_21 + -6'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_9 + -2'P_17_10 + -2'P_17_11 + -3'P_17_12 + -3'P_17_13 + -4'P_17_14 + -4'P_17_15 + -5'P_17_16 + -5'P_17_17 + -6'P_17_18 + -6'P_17_19 + -7'P_17_20 + -6'P_17_21 + -6'P_17_22 + -5'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_9 + -2'P_18_10 + -3'P_18_11 + -3'P_18_12 + -4'P_18_13 + -4'P_18_14 + -5'P_18_15 + -5'P_18_16 + -6'P_18_17 + -6'P_18_18 + -7'P_18_19 + -6'P_18_20 + -6'P_18_21 + -5'P_18_22 + -5'P_18_23 + -4'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_9 + -2'P_19_10 + -3'P_19_11 + -4'P_19_12 + -4'P_19_13 + -5'P_19_14 + -5'P_19_15 + -6'P_19_16 + -6'P_19_17 + -7'P_19_18 + -6'P_19_19 + -6'P_19_20 + -5'P_19_21 + -5'P_19_22 + -4'P_19_23 + -4'P_19_24 + -3'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_9 + -2'P_20_10 + -3'P_20_11 + -4'P_20_12 + -5'P_20_13 + -5'P_20_14 + -6'P_20_15 + -6'P_20_16 + -7'P_20_17 + -6'P_20_18 + -6'P_20_19 + -5'P_20_20 + -5'P_20_21 + -4'P_20_22 + -4'P_20_23 + -3'P_20_24 + -3'P_20_25 + -2'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_9 + -2'P_21_10 + -3'P_21_11 + -4'P_21_12 + -5'P_21_13 + -6'P_21_14 + -6'P_21_15 + -7'P_21_16 + -6'P_21_17 + -6'P_21_18 + -5'P_21_19 + -5'P_21_20 + -4'P_21_21 + -4'P_21_22 + -3'P_21_23 + -3'P_21_24 + -2'P_21_25 + -2'P_21_26 + -1'P_21_27 + -1'P_21_28 + -1'P_22_9 + -2'P_22_10 + -3'P_22_11 + -4'P_22_12 + -5'P_22_13 + -6'P_22_14 + -7'P_22_15 + -6'P_22_16 + -6'P_22_17 + -5'P_22_18 + -5'P_22_19 + -4'P_22_20 + -4'P_22_21 + -3'P_22_22 + -3'P_22_23 + -2'P_22_24 + -2'P_22_25 + -1'P_22_26 + -1'P_22_27 + -1'P_23_9 + -2'P_23_10 + -3'P_23_11 + -4'P_23_12 + -5'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -5'P_23_17 + -5'P_23_18 + -4'P_23_19 + -4'P_23_20 + -3'P_23_21 + -3'P_23_22 + -2'P_23_23 + -2'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_24_9 + -2'P_24_10 + -3'P_24_11 + -4'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -4'P_24_18 + -4'P_24_19 + -3'P_24_20 + -3'P_24_21 + -2'P_24_22 + -2'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_25_9 + -2'P_25_10 + -3'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -3'P_25_19 + -3'P_25_20 + -2'P_25_21 + -2'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_26_9 + -2'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -2'P_26_20 + -2'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'cX_9 + -2'cX_10 + -3'cX_11 + -4'cX_12 + -5'cX_13 + -6'cX_14 + -7'cX_15 + -8'cX_16 + -9'cX_17 + -10'cX_18 + -11'cX_19 + -12'cX_20 + -13'cX_21 + -14'cX_22 + -15'cX_23 + -16'cX_24 + -17'cX_25 + -18'cX_26 + -19'cX_27 + -20'cX_28 + -21'cX_29 + -1'cY_9 + -2'cY_10 + -3'cY_11 + -4'cY_12 + -5'cY_13 + -6'cY_14 + -7'cY_15 + -8'cY_16 + -9'cY_17 + -10'cY_18 + -11'cY_19 + -12'cY_20 + -13'cY_21 + -14'cY_22 + -15'cY_23 + -16'cY_24 + -17'cY_25 + -18'cY_26 + -19'cY_27 + -20'cY_28 + -21'cY_29 + 11'L_0 + 10'L_1 + 10'L_2 + 9'L_3 + 9'L_4 + 8'L_5 + 8'L_6 + 7'L_7 + 7'L_8 + 6'L_9 + 6'L_10 + 5'L_11 + 5'L_12 + 4'L_13 + 4'L_14 + 3'L_15 + 3'L_16 + 2'L_17 + 2'L_18 + L_19 + L_20 + L_38 + L_39 + 2'L_40 + 2'L_41 + 3'L_42 + 3'L_43 + 4'L_44 + 4'L_45 + 5'L_46 + 5'L_47 + 6'L_48 + 6'L_49 + 7'L_50 + 7'L_51 + 8'L_52 + 8'L_53 + 9'L_54 + 9'L_55 + 10'L_56 + 10'L_57 + 11'L_58 + R_11 + R_12 + 2'R_13 + 2'R_14 + 3'R_15 + 3'R_16 + 4'R_17 + 4'R_18 + 5'R_19 + 5'R_20 + 6'R_21 + 6'R_22 + 7'R_23 + 7'R_24 + 8'R_25 + 8'R_26 + 9'R_27 + 9'R_28 + 10'R_29 + 10'R_30 + 11'R_31 + 11'R_32 + 12'R_33 + 12'R_34 + 13'R_35 + 13'R_36 + 14'R_37 + 14'R_38 + 16'R_39 + 17'R_40 + 19'R_41 + 20'R_42 + 22'R_43 + 23'R_44 + 25'R_45 + 26'R_46 + 28'R_47 + 29'R_48 + 31'R_49 + 32'R_50 + 34'R_51 + 35'R_52 + 36'R_53 + 37'R_54 + 38'R_55 + 39'R_56 + 40'R_57 + 41'R_58 + 42'R_59 = 620
invariant :P_22_29 + P_23_28 + P_24_27 + P_25_26 + P_26_25 + P_27_24 + P_28_23 + P_29_22 + R_52 = 1
invariant :P_24_1 + P_24_2 + P_24_3 + P_24_4 + P_24_5 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_24_25 + P_24_26 + P_24_27 + P_24_28 + P_25_2 + P_25_3 + P_25_4 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_25_26 + P_25_27 + P_26_3 + P_26_4 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_26_26 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -6
invariant :P_24_29 + P_25_28 + P_26_27 + P_27_26 + P_28_25 + P_29_24 + R_54 = 1
invariant :P_25_1 + P_25_2 + P_25_3 + P_25_4 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_25_26 + P_25_27 + P_25_28 + P_26_2 + P_26_3 + P_26_4 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_26_26 + P_26_27 + P_27_3 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_27_26 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -5
invariant :P_10_1 + P_10_2 + P_10_3 + P_10_4 + P_10_5 + P_10_6 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_10_25 + P_10_26 + P_10_27 + P_10_28 + P_11_2 + P_11_3 + P_11_4 + P_11_5 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_11_26 + P_11_27 + P_12_3 + P_12_4 + P_12_5 + P_12_6 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_13_4 + P_13_5 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_14_5 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_23_14 + P_23_15 + -1'P_25_14 + -1'P_25_15 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -20
invariant :P_16_1 + P_16_2 + P_16_3 + P_16_4 + P_16_5 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_16_26 + P_16_27 + P_16_28 + P_17_2 + P_17_3 + P_17_4 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_17_26 + P_17_27 + P_18_3 + P_18_4 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_18_26 + P_19_4 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_29_14 + P_29_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -14
invariant :P_0_22 + P_3_22 + P_4_21 + P_4_22 + P_4_23 + P_5_20 + P_5_21 + 2'P_5_22 + P_5_23 + P_5_24 + P_6_19 + P_6_20 + 2'P_6_21 + 2'P_6_22 + 2'P_6_23 + P_6_24 + P_6_25 + P_7_18 + P_7_19 + 2'P_7_20 + 2'P_7_21 + 3'P_7_22 + 2'P_7_23 + 2'P_7_24 + P_7_25 + P_7_26 + P_8_17 + P_8_18 + 2'P_8_19 + 2'P_8_20 + 3'P_8_21 + 3'P_8_22 + 3'P_8_23 + 2'P_8_24 + 2'P_8_25 + P_8_26 + P_8_27 + P_9_16 + P_9_17 + 2'P_9_18 + 2'P_9_19 + 3'P_9_20 + 3'P_9_21 + 4'P_9_22 + 3'P_9_23 + 3'P_9_24 + 2'P_9_25 + 2'P_9_26 + P_9_27 + P_9_28 + P_10_15 + P_10_16 + 2'P_10_17 + 2'P_10_18 + 3'P_10_19 + 3'P_10_20 + 4'P_10_21 + 4'P_10_22 + 4'P_10_23 + 3'P_10_24 + 3'P_10_25 + 2'P_10_26 + 2'P_10_27 + P_10_28 + P_11_14 + P_11_15 + 2'P_11_16 + 2'P_11_17 + 3'P_11_18 + 3'P_11_19 + 4'P_11_20 + 4'P_11_21 + 5'P_11_22 + 4'P_11_23 + 4'P_11_24 + 3'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_13 + P_12_14 + 2'P_12_15 + 2'P_12_16 + 3'P_12_17 + 3'P_12_18 + 4'P_12_19 + 4'P_12_20 + 5'P_12_21 + 5'P_12_22 + 5'P_12_23 + 4'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_12 + P_13_13 + 2'P_13_14 + 2'P_13_15 + 3'P_13_16 + 3'P_13_17 + 4'P_13_18 + 4'P_13_19 + 5'P_13_20 + 5'P_13_21 + 6'P_13_22 + 5'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_11 + P_14_12 + 2'P_14_13 + 2'P_14_14 + 3'P_14_15 + 3'P_14_16 + 4'P_14_17 + 4'P_14_18 + 5'P_14_19 + 5'P_14_20 + 6'P_14_21 + 6'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_10 + P_15_11 + 2'P_15_12 + 2'P_15_13 + 3'P_15_14 + 3'P_15_15 + 4'P_15_16 + 4'P_15_17 + 5'P_15_18 + 5'P_15_19 + 6'P_15_20 + 6'P_15_21 + 7'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_9 + P_16_10 + 2'P_16_11 + 2'P_16_12 + 3'P_16_13 + 3'P_16_14 + 4'P_16_15 + 4'P_16_16 + 5'P_16_17 + 5'P_16_18 + 6'P_16_19 + 6'P_16_20 + 7'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_8 + P_17_9 + 2'P_17_10 + 2'P_17_11 + 3'P_17_12 + 3'P_17_13 + 4'P_17_14 + 4'P_17_15 + 5'P_17_16 + 5'P_17_17 + 6'P_17_18 + 6'P_17_19 + 7'P_17_20 + 7'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_7 + P_18_8 + 2'P_18_9 + 2'P_18_10 + 3'P_18_11 + 3'P_18_12 + 4'P_18_13 + 4'P_18_14 + 5'P_18_15 + 5'P_18_16 + 6'P_18_17 + 6'P_18_18 + 7'P_18_19 + 7'P_18_20 + 7'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_6 + P_19_7 + 2'P_19_8 + 2'P_19_9 + 3'P_19_10 + 3'P_19_11 + 4'P_19_12 + 4'P_19_13 + 5'P_19_14 + 5'P_19_15 + 6'P_19_16 + 6'P_19_17 + 7'P_19_18 + 7'P_19_19 + 7'P_19_20 + 7'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_5 + P_20_6 + 2'P_20_7 + 2'P_20_8 + 3'P_20_9 + 3'P_20_10 + 4'P_20_11 + 4'P_20_12 + 5'P_20_13 + 5'P_20_14 + 6'P_20_15 + 6'P_20_16 + 7'P_20_17 + 7'P_20_18 + 7'P_20_19 + 7'P_20_20 + 7'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_4 + P_21_5 + 2'P_21_6 + 2'P_21_7 + 3'P_21_8 + 3'P_21_9 + 4'P_21_10 + 4'P_21_11 + 5'P_21_12 + 5'P_21_13 + 6'P_21_14 + 6'P_21_15 + 7'P_21_16 + 7'P_21_17 + 7'P_21_18 + 7'P_21_19 + 7'P_21_20 + 7'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_3 + P_22_4 + 2'P_22_5 + 2'P_22_6 + 3'P_22_7 + 3'P_22_8 + 4'P_22_9 + 4'P_22_10 + 5'P_22_11 + 5'P_22_12 + 6'P_22_13 + 6'P_22_14 + 7'P_22_15 + 7'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 7'P_22_20 + 7'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_2 + P_23_3 + 2'P_23_4 + 2'P_23_5 + 3'P_23_6 + 3'P_23_7 + 4'P_23_8 + 4'P_23_9 + 5'P_23_10 + 5'P_23_11 + 6'P_23_12 + 6'P_23_13 + 7'P_23_14 + 7'P_23_15 + 7'P_23_16 + 7'P_23_17 + 7'P_23_18 + 7'P_23_19 + 7'P_23_20 + 7'P_23_21 + 7'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_3 + P_24_4 + 2'P_24_5 + 2'P_24_6 + 3'P_24_7 + 3'P_24_8 + 4'P_24_9 + 4'P_24_10 + 5'P_24_11 + 5'P_24_12 + 6'P_24_13 + 6'P_24_14 + 6'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 6'P_24_20 + 6'P_24_21 + 6'P_24_22 + 5'P_24_23 + 4'P_24_24 + 3'P_24_25 + 2'P_24_26 + P_24_27 + P_25_4 + P_25_5 + 2'P_25_6 + 2'P_25_7 + 3'P_25_8 + 3'P_25_9 + 4'P_25_10 + 4'P_25_11 + 5'P_25_12 + 5'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 5'P_25_21 + 5'P_25_22 + 4'P_25_23 + 3'P_25_24 + 2'P_25_25 + P_25_26 + P_26_5 + P_26_6 + 2'P_26_7 + 2'P_26_8 + 3'P_26_9 + 3'P_26_10 + 4'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 4'P_26_22 + 3'P_26_23 + 2'P_26_24 + P_26_25 + P_27_6 + P_27_7 + 2'P_27_8 + 2'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 2'P_27_23 + P_27_24 + P_28_7 + P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + P_28_23 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + -1'cX_24 + -2'cX_25 + -3'cX_26 + -4'cX_27 + -5'cX_28 + -6'cX_29 + -1'cY_23 + -2'cY_24 + -3'cY_25 + -4'cY_26 + -5'cY_27 + -6'cY_28 + -7'cY_29 + 4'L_0 + 4'L_1 + 3'L_2 + 3'L_3 + 2'L_4 + 2'L_5 + L_6 + L_7 + L_53 + L_54 + 2'L_55 + 2'L_56 + 3'L_57 + 3'L_58 + R_26 + R_27 + 2'R_28 + 2'R_29 + 3'R_30 + 3'R_31 + 4'R_32 + 4'R_33 + 5'R_34 + 5'R_35 + 6'R_36 + 6'R_37 + 7'R_38 + 7'R_39 + 7'R_40 + 7'R_41 + 7'R_42 + 7'R_43 + 7'R_44 + 7'R_45 + 7'R_46 + 7'R_47 + 7'R_48 + 7'R_49 + 7'R_50 + 7'R_51 + 7'R_52 + 7'R_53 + 8'R_54 + 9'R_55 + 10'R_56 + 11'R_57 + 12'R_58 + 13'R_59 = 200
invariant :P_2_7 + P_3_6 + P_3_7 + P_3_8 + P_4_5 + P_4_6 + 2'P_4_7 + P_4_8 + P_4_9 + P_5_4 + P_5_5 + 2'P_5_6 + 2'P_5_7 + 2'P_5_8 + P_5_9 + P_5_10 + P_6_3 + P_6_4 + 2'P_6_5 + 2'P_6_6 + 3'P_6_7 + 2'P_6_8 + 2'P_6_9 + P_6_10 + P_6_11 + P_7_2 + P_7_3 + 2'P_7_4 + 2'P_7_5 + 3'P_7_6 + 3'P_7_7 + 3'P_7_8 + 2'P_7_9 + 2'P_7_10 + P_7_11 + P_7_12 + P_8_3 + P_8_4 + 2'P_8_5 + 2'P_8_6 + 3'P_8_7 + 2'P_8_8 + 2'P_8_9 + P_8_10 + P_8_11 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_8_26 + -1'P_8_27 + -1'P_8_28 + P_9_4 + P_9_5 + 2'P_9_6 + 2'P_9_7 + 2'P_9_8 + P_9_9 + P_9_10 + -1'P_9_13 + -1'P_9_14 + -2'P_9_15 + -2'P_9_16 + -2'P_9_17 + -2'P_9_18 + -2'P_9_19 + -2'P_9_20 + -2'P_9_21 + -2'P_9_22 + -2'P_9_23 + -2'P_9_24 + -2'P_9_25 + -2'P_9_26 + -2'P_9_27 + -1'P_9_28 + P_10_5 + P_10_6 + 2'P_10_7 + P_10_8 + P_10_9 + -1'P_10_12 + -1'P_10_13 + -2'P_10_14 + -2'P_10_15 + -3'P_10_16 + -3'P_10_17 + -3'P_10_18 + -3'P_10_19 + -3'P_10_20 + -3'P_10_21 + -3'P_10_22 + -3'P_10_23 + -3'P_10_24 + -3'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + P_11_6 + P_11_7 + P_11_8 + -1'P_11_11 + -1'P_11_12 + -2'P_11_13 + -2'P_11_14 + -3'P_11_15 + -3'P_11_16 + -4'P_11_17 + -4'P_11_18 + -4'P_11_19 + -4'P_11_20 + -4'P_11_21 + -4'P_11_22 + -4'P_11_23 + -4'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_7 + -1'P_12_10 + -1'P_12_11 + -2'P_12_12 + -2'P_12_13 + -3'P_12_14 + -3'P_12_15 + -4'P_12_16 + -4'P_12_17 + -5'P_12_18 + -5'P_12_19 + -5'P_12_20 + -5'P_12_21 + -5'P_12_22 + -5'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_9 + -1'P_13_10 + -2'P_13_11 + -2'P_13_12 + -3'P_13_13 + -3'P_13_14 + -4'P_13_15 + -4'P_13_16 + -5'P_13_17 + -5'P_13_18 + -6'P_13_19 + -6'P_13_20 + -6'P_13_21 + -6'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_8 + -1'P_14_9 + -2'P_14_10 + -2'P_14_11 + -3'P_14_12 + -3'P_14_13 + -4'P_14_14 + -4'P_14_15 + -5'P_14_16 + -5'P_14_17 + -6'P_14_18 + -6'P_14_19 + -7'P_14_20 + -7'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_8 + -2'P_15_9 + -2'P_15_10 + -3'P_15_11 + -3'P_15_12 + -4'P_15_13 + -4'P_15_14 + -5'P_15_15 + -5'P_15_16 + -6'P_15_17 + -6'P_15_18 + -7'P_15_19 + -7'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_8 + -2'P_16_9 + -3'P_16_10 + -3'P_16_11 + -4'P_16_12 + -4'P_16_13 + -5'P_16_14 + -5'P_16_15 + -6'P_16_16 + -6'P_16_17 + -7'P_16_18 + -7'P_16_19 + -8'P_16_20 + -7'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_8 + -2'P_17_9 + -3'P_17_10 + -4'P_17_11 + -4'P_17_12 + -5'P_17_13 + -5'P_17_14 + -6'P_17_15 + -6'P_17_16 + -7'P_17_17 + -7'P_17_18 + -8'P_17_19 + -7'P_17_20 + -7'P_17_21 + -6'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_8 + -2'P_18_9 + -3'P_18_10 + -4'P_18_11 + -5'P_18_12 + -5'P_18_13 + -6'P_18_14 + -6'P_18_15 + -7'P_18_16 + -7'P_18_17 + -8'P_18_18 + -7'P_18_19 + -7'P_18_20 + -6'P_18_21 + -6'P_18_22 + -5'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_8 + -2'P_19_9 + -3'P_19_10 + -4'P_19_11 + -5'P_19_12 + -6'P_19_13 + -6'P_19_14 + -7'P_19_15 + -7'P_19_16 + -8'P_19_17 + -7'P_19_18 + -7'P_19_19 + -6'P_19_20 + -6'P_19_21 + -5'P_19_22 + -5'P_19_23 + -4'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_8 + -2'P_20_9 + -3'P_20_10 + -4'P_20_11 + -5'P_20_12 + -6'P_20_13 + -7'P_20_14 + -7'P_20_15 + -8'P_20_16 + -7'P_20_17 + -7'P_20_18 + -6'P_20_19 + -6'P_20_20 + -5'P_20_21 + -5'P_20_22 + -4'P_20_23 + -4'P_20_24 + -3'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_8 + -2'P_21_9 + -3'P_21_10 + -4'P_21_11 + -5'P_21_12 + -6'P_21_13 + -7'P_21_14 + -8'P_21_15 + -7'P_21_16 + -7'P_21_17 + -6'P_21_18 + -6'P_21_19 + -5'P_21_20 + -5'P_21_21 + -4'P_21_22 + -4'P_21_23 + -3'P_21_24 + -3'P_21_25 + -2'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_8 + -2'P_22_9 + -3'P_22_10 + -4'P_22_11 + -5'P_22_12 + -6'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -6'P_22_17 + -6'P_22_18 + -5'P_22_19 + -5'P_22_20 + -4'P_22_21 + -4'P_22_22 + -3'P_22_23 + -3'P_22_24 + -2'P_22_25 + -2'P_22_26 + -1'P_22_27 + -1'P_22_28 + -1'P_23_8 + -2'P_23_9 + -3'P_23_10 + -4'P_23_11 + -5'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -5'P_23_18 + -5'P_23_19 + -4'P_23_20 + -4'P_23_21 + -3'P_23_22 + -3'P_23_23 + -2'P_23_24 + -2'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_24_8 + -2'P_24_9 + -3'P_24_10 + -4'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -4'P_24_19 + -4'P_24_20 + -3'P_24_21 + -3'P_24_22 + -2'P_24_23 + -2'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_25_8 + -2'P_25_9 + -3'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -3'P_25_20 + -3'P_25_21 + -2'P_25_22 + -2'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_26_8 + -2'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -2'P_26_21 + -2'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'cX_8 + -2'cX_9 + -3'cX_10 + -4'cX_11 + -5'cX_12 + -6'cX_13 + -7'cX_14 + -8'cX_15 + -9'cX_16 + -10'cX_17 + -11'cX_18 + -12'cX_19 + -13'cX_20 + -14'cX_21 + -15'cX_22 + -16'cX_23 + -17'cX_24 + -18'cX_25 + -19'cX_26 + -20'cX_27 + -21'cX_28 + -22'cX_29 + -1'cY_8 + -2'cY_9 + -3'cY_10 + -4'cY_11 + -5'cY_12 + -6'cY_13 + -7'cY_14 + -8'cY_15 + -9'cY_16 + -10'cY_17 + -11'cY_18 + -12'cY_19 + -13'cY_20 + -14'cY_21 + -15'cY_22 + -16'cY_23 + -17'cY_24 + -18'cY_25 + -19'cY_26 + -20'cY_27 + -21'cY_28 + -22'cY_29 + 11'L_0 + 11'L_1 + 10'L_2 + 10'L_3 + 9'L_4 + 9'L_5 + 8'L_6 + 8'L_7 + 7'L_8 + 7'L_9 + 6'L_10 + 6'L_11 + 5'L_12 + 5'L_13 + 4'L_14 + 4'L_15 + 3'L_16 + 3'L_17 + 2'L_18 + 2'L_19 + L_20 + L_21 + L_37 + L_38 + 2'L_39 + 2'L_40 + 3'L_41 + 3'L_42 + 4'L_43 + 4'L_44 + 5'L_45 + 5'L_46 + 6'L_47 + 6'L_48 + 7'L_49 + 7'L_50 + 8'L_51 + 8'L_52 + 9'L_53 + 9'L_54 + 10'L_55 + 10'L_56 + 11'L_57 + 11'L_58 + R_10 + R_11 + 2'R_12 + 2'R_13 + 3'R_14 + 3'R_15 + 4'R_16 + 4'R_17 + 5'R_18 + 5'R_19 + 6'R_20 + 6'R_21 + 7'R_22 + 7'R_23 + 8'R_24 + 8'R_25 + 9'R_26 + 9'R_27 + 10'R_28 + 10'R_29 + 11'R_30 + 11'R_31 + 12'R_32 + 12'R_33 + 13'R_34 + 13'R_35 + 14'R_36 + 14'R_37 + 16'R_38 + 17'R_39 + 19'R_40 + 20'R_41 + 22'R_42 + 23'R_43 + 25'R_44 + 26'R_45 + 28'R_46 + 29'R_47 + 31'R_48 + 32'R_49 + 34'R_50 + 35'R_51 + 37'R_52 + 38'R_53 + 39'R_54 + 40'R_55 + 41'R_56 + 42'R_57 + 43'R_58 + 44'R_59 = 649
invariant :P_29_0 + L_58 = 1
invariant :P_1_24 + -1'P_3_23 + -1'P_3_24 + -1'P_3_25 + -1'P_4_22 + -2'P_4_23 + -2'P_4_24 + -2'P_4_25 + -1'P_4_26 + -1'P_5_21 + -2'P_5_22 + -3'P_5_23 + -3'P_5_24 + -3'P_5_25 + -2'P_5_26 + -1'P_5_27 + -1'P_6_20 + -2'P_6_21 + -3'P_6_22 + -4'P_6_23 + -4'P_6_24 + -4'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_19 + -2'P_7_20 + -3'P_7_21 + -4'P_7_22 + -5'P_7_23 + -5'P_7_24 + -5'P_7_25 + -4'P_7_26 + -3'P_7_27 + -2'P_7_28 + -1'P_8_18 + -2'P_8_19 + -3'P_8_20 + -4'P_8_21 + -5'P_8_22 + -6'P_8_23 + -6'P_8_24 + -6'P_8_25 + -5'P_8_26 + -4'P_8_27 + -2'P_8_28 + -1'P_9_17 + -2'P_9_18 + -3'P_9_19 + -4'P_9_20 + -5'P_9_21 + -6'P_9_22 + -7'P_9_23 + -7'P_9_24 + -7'P_9_25 + -6'P_9_26 + -4'P_9_27 + -2'P_9_28 + -1'P_10_16 + -2'P_10_17 + -3'P_10_18 + -4'P_10_19 + -5'P_10_20 + -6'P_10_21 + -7'P_10_22 + -8'P_10_23 + -8'P_10_24 + -8'P_10_25 + -6'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_15 + -2'P_11_16 + -3'P_11_17 + -4'P_11_18 + -5'P_11_19 + -6'P_11_20 + -7'P_11_21 + -8'P_11_22 + -9'P_11_23 + -9'P_11_24 + -8'P_11_25 + -6'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_14 + -2'P_12_15 + -3'P_12_16 + -4'P_12_17 + -5'P_12_18 + -6'P_12_19 + -7'P_12_20 + -8'P_12_21 + -9'P_12_22 + -10'P_12_23 + -9'P_12_24 + -8'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_13 + -2'P_13_14 + -3'P_13_15 + -4'P_13_16 + -5'P_13_17 + -6'P_13_18 + -7'P_13_19 + -8'P_13_20 + -9'P_13_21 + -10'P_13_22 + -10'P_13_23 + -9'P_13_24 + -8'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_12 + -2'P_14_13 + -3'P_14_14 + -4'P_14_15 + -5'P_14_16 + -6'P_14_17 + -7'P_14_18 + -8'P_14_19 + -9'P_14_20 + -10'P_14_21 + -10'P_14_22 + -10'P_14_23 + -9'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_11 + -2'P_15_12 + -3'P_15_13 + -4'P_15_14 + -5'P_15_15 + -6'P_15_16 + -7'P_15_17 + -8'P_15_18 + -9'P_15_19 + -10'P_15_20 + -10'P_15_21 + -10'P_15_22 + -10'P_15_23 + -9'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_10 + -2'P_16_11 + -3'P_16_12 + -4'P_16_13 + -5'P_16_14 + -6'P_16_15 + -7'P_16_16 + -8'P_16_17 + -9'P_16_18 + -10'P_16_19 + -10'P_16_20 + -10'P_16_21 + -10'P_16_22 + -10'P_16_23 + -9'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_9 + -2'P_17_10 + -3'P_17_11 + -4'P_17_12 + -5'P_17_13 + -6'P_17_14 + -7'P_17_15 + -8'P_17_16 + -9'P_17_17 + -10'P_17_18 + -10'P_17_19 + -10'P_17_20 + -10'P_17_21 + -10'P_17_22 + -10'P_17_23 + -9'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_8 + -2'P_18_9 + -3'P_18_10 + -4'P_18_11 + -5'P_18_12 + -6'P_18_13 + -7'P_18_14 + -8'P_18_15 + -9'P_18_16 + -10'P_18_17 + -10'P_18_18 + -10'P_18_19 + -10'P_18_20 + -10'P_18_21 + -10'P_18_22 + -10'P_18_23 + -9'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_7 + -2'P_19_8 + -3'P_19_9 + -4'P_19_10 + -5'P_19_11 + -6'P_19_12 + -7'P_19_13 + -8'P_19_14 + -9'P_19_15 + -10'P_19_16 + -10'P_19_17 + -10'P_19_18 + -10'P_19_19 + -10'P_19_20 + -10'P_19_21 + -10'P_19_22 + -10'P_19_23 + -9'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_6 + -2'P_20_7 + -3'P_20_8 + -4'P_20_9 + -5'P_20_10 + -6'P_20_11 + -7'P_20_12 + -8'P_20_13 + -9'P_20_14 + -10'P_20_15 + -10'P_20_16 + -10'P_20_17 + -10'P_20_18 + -10'P_20_19 + -10'P_20_20 + -10'P_20_21 + -10'P_20_22 + -10'P_20_23 + -9'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_5 + -2'P_21_6 + -3'P_21_7 + -4'P_21_8 + -5'P_21_9 + -6'P_21_10 + -7'P_21_11 + -8'P_21_12 + -9'P_21_13 + -10'P_21_14 + -10'P_21_15 + -10'P_21_16 + -10'P_21_17 + -10'P_21_18 + -10'P_21_19 + -10'P_21_20 + -10'P_21_21 + -10'P_21_22 + -10'P_21_23 + -9'P_21_24 + -8'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_4 + -2'P_22_5 + -3'P_22_6 + -4'P_22_7 + -5'P_22_8 + -6'P_22_9 + -7'P_22_10 + -8'P_22_11 + -9'P_22_12 + -10'P_22_13 + -10'P_22_14 + -10'P_22_15 + -10'P_22_16 + -10'P_22_17 + -10'P_22_18 + -10'P_22_19 + -10'P_22_20 + -10'P_22_21 + -10'P_22_22 + -10'P_22_23 + -9'P_22_24 + -8'P_22_25 + -6'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_3 + -2'P_23_4 + -3'P_23_5 + -4'P_23_6 + -5'P_23_7 + -6'P_23_8 + -7'P_23_9 + -8'P_23_10 + -9'P_23_11 + -10'P_23_12 + -10'P_23_13 + -10'P_23_14 + -10'P_23_15 + -10'P_23_16 + -10'P_23_17 + -10'P_23_18 + -10'P_23_19 + -10'P_23_20 + -10'P_23_21 + -10'P_23_22 + -10'P_23_23 + -9'P_23_24 + -8'P_23_25 + -6'P_23_26 + -4'P_23_27 + -2'P_23_28 + -1'P_24_2 + -2'P_24_3 + -3'P_24_4 + -4'P_24_5 + -5'P_24_6 + -6'P_24_7 + -7'P_24_8 + -8'P_24_9 + -9'P_24_10 + -10'P_24_11 + -10'P_24_12 + -10'P_24_13 + -10'P_24_14 + -10'P_24_15 + -10'P_24_16 + -10'P_24_17 + -10'P_24_18 + -10'P_24_19 + -10'P_24_20 + -10'P_24_21 + -10'P_24_22 + -10'P_24_23 + -9'P_24_24 + -8'P_24_25 + -6'P_24_26 + -4'P_24_27 + -2'P_24_28 + -1'P_25_2 + -2'P_25_3 + -3'P_25_4 + -4'P_25_5 + -5'P_25_6 + -6'P_25_7 + -7'P_25_8 + -8'P_25_9 + -9'P_25_10 + -9'P_25_11 + -9'P_25_12 + -9'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -9'P_25_20 + -9'P_25_21 + -9'P_25_22 + -9'P_25_23 + -8'P_25_24 + -7'P_25_25 + -5'P_25_26 + -3'P_25_27 + -1'P_25_28 + -1'P_26_3 + -2'P_26_4 + -3'P_26_5 + -4'P_26_6 + -5'P_26_7 + -6'P_26_8 + -7'P_26_9 + -7'P_26_10 + -7'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -7'P_26_21 + -7'P_26_22 + -7'P_26_23 + -6'P_26_24 + -5'P_26_25 + -3'P_26_26 + -1'P_26_27 + -1'P_27_4 + -2'P_27_5 + -3'P_27_6 + -4'P_27_7 + -5'P_27_8 + -5'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -5'P_27_22 + -5'P_27_23 + -4'P_27_24 + -3'P_27_25 + -1'P_27_26 + -1'P_28_5 + -2'P_28_6 + -3'P_28_7 + -3'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -3'P_28_22 + -3'P_28_23 + -2'P_28_24 + -1'P_28_25 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + cX_25 + 3'cX_26 + 5'cX_27 + 7'cX_28 + 9'cX_29 + cY_24 + 2'cY_25 + 4'cY_26 + 6'cY_27 + 8'cY_28 + 10'cY_29 + -6'L_0 + -5'L_1 + -4'L_2 + -3'L_3 + -2'L_4 + -1'L_5 + -1'L_54 + -2'L_55 + -3'L_56 + -4'L_57 + -5'L_58 + -1'R_27 + -2'R_28 + -3'R_29 + -4'R_30 + -5'R_31 + -6'R_32 + -7'R_33 + -8'R_34 + -9'R_35 + -10'R_36 + -10'R_37 + -10'R_38 + -10'R_39 + -10'R_40 + -10'R_41 + -10'R_42 + -10'R_43 + -10'R_44 + -10'R_45 + -10'R_46 + -10'R_47 + -10'R_48 + -10'R_49 + -10'R_50 + -10'R_51 + -10'R_52 + -10'R_53 + -10'R_54 + -11'R_55 + -13'R_56 + -15'R_57 + -17'R_58 + -19'R_59 = -290
invariant :P_2_3 + P_3_2 + P_3_3 + P_3_4 + P_4_3 + -1'P_4_6 + -1'P_4_7 + -1'P_4_8 + -1'P_4_9 + -1'P_4_10 + -1'P_4_11 + -1'P_4_12 + -1'P_4_13 + -1'P_4_14 + -1'P_4_15 + -1'P_4_16 + -1'P_4_17 + -1'P_4_18 + -1'P_4_19 + -1'P_4_20 + -1'P_4_21 + -1'P_4_22 + -1'P_4_23 + -1'P_4_24 + -1'P_4_25 + -1'P_4_26 + -1'P_4_27 + -1'P_4_28 + -1'P_5_5 + -1'P_5_6 + -2'P_5_7 + -2'P_5_8 + -2'P_5_9 + -2'P_5_10 + -2'P_5_11 + -2'P_5_12 + -2'P_5_13 + -2'P_5_14 + -2'P_5_15 + -2'P_5_16 + -2'P_5_17 + -2'P_5_18 + -2'P_5_19 + -2'P_5_20 + -2'P_5_21 + -2'P_5_22 + -2'P_5_23 + -2'P_5_24 + -2'P_5_25 + -2'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_4 + -1'P_6_5 + -2'P_6_6 + -2'P_6_7 + -3'P_6_8 + -3'P_6_9 + -3'P_6_10 + -3'P_6_11 + -3'P_6_12 + -3'P_6_13 + -3'P_6_14 + -3'P_6_15 + -3'P_6_16 + -3'P_6_17 + -3'P_6_18 + -3'P_6_19 + -3'P_6_20 + -3'P_6_21 + -3'P_6_22 + -3'P_6_23 + -3'P_6_24 + -3'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_4 + -2'P_7_5 + -2'P_7_6 + -3'P_7_7 + -3'P_7_8 + -4'P_7_9 + -4'P_7_10 + -4'P_7_11 + -4'P_7_12 + -4'P_7_13 + -4'P_7_14 + -4'P_7_15 + -4'P_7_16 + -4'P_7_17 + -4'P_7_18 + -4'P_7_19 + -4'P_7_20 + -4'P_7_21 + -4'P_7_22 + -4'P_7_23 + -4'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_4 + -2'P_8_5 + -3'P_8_6 + -3'P_8_7 + -4'P_8_8 + -4'P_8_9 + -5'P_8_10 + -5'P_8_11 + -5'P_8_12 + -5'P_8_13 + -5'P_8_14 + -5'P_8_15 + -5'P_8_16 + -5'P_8_17 + -5'P_8_18 + -5'P_8_19 + -5'P_8_20 + -5'P_8_21 + -5'P_8_22 + -5'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_4 + -2'P_9_5 + -3'P_9_6 + -4'P_9_7 + -4'P_9_8 + -5'P_9_9 + -5'P_9_10 + -6'P_9_11 + -6'P_9_12 + -6'P_9_13 + -6'P_9_14 + -6'P_9_15 + -6'P_9_16 + -6'P_9_17 + -6'P_9_18 + -6'P_9_19 + -6'P_9_20 + -6'P_9_21 + -6'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_4 + -2'P_10_5 + -3'P_10_6 + -4'P_10_7 + -5'P_10_8 + -5'P_10_9 + -6'P_10_10 + -6'P_10_11 + -7'P_10_12 + -7'P_10_13 + -7'P_10_14 + -7'P_10_15 + -7'P_10_16 + -7'P_10_17 + -7'P_10_18 + -7'P_10_19 + -7'P_10_20 + -7'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_4 + -2'P_11_5 + -3'P_11_6 + -4'P_11_7 + -5'P_11_8 + -6'P_11_9 + -6'P_11_10 + -7'P_11_11 + -7'P_11_12 + -8'P_11_13 + -8'P_11_14 + -8'P_11_15 + -8'P_11_16 + -8'P_11_17 + -8'P_11_18 + -8'P_11_19 + -8'P_11_20 + -8'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_4 + -2'P_12_5 + -3'P_12_6 + -4'P_12_7 + -5'P_12_8 + -6'P_12_9 + -7'P_12_10 + -7'P_12_11 + -8'P_12_12 + -8'P_12_13 + -9'P_12_14 + -9'P_12_15 + -9'P_12_16 + -9'P_12_17 + -9'P_12_18 + -9'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_4 + -2'P_13_5 + -3'P_13_6 + -4'P_13_7 + -5'P_13_8 + -6'P_13_9 + -7'P_13_10 + -8'P_13_11 + -8'P_13_12 + -9'P_13_13 + -9'P_13_14 + -10'P_13_15 + -10'P_13_16 + -10'P_13_17 + -10'P_13_18 + -10'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_4 + -2'P_14_5 + -3'P_14_6 + -4'P_14_7 + -5'P_14_8 + -6'P_14_9 + -7'P_14_10 + -8'P_14_11 + -9'P_14_12 + -9'P_14_13 + -10'P_14_14 + -10'P_14_15 + -11'P_14_16 + -11'P_14_17 + -11'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_4 + -2'P_15_5 + -3'P_15_6 + -4'P_15_7 + -5'P_15_8 + -6'P_15_9 + -7'P_15_10 + -8'P_15_11 + -9'P_15_12 + -10'P_15_13 + -10'P_15_14 + -11'P_15_15 + -11'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_4 + -2'P_16_5 + -3'P_16_6 + -4'P_16_7 + -5'P_16_8 + -6'P_16_9 + -7'P_16_10 + -8'P_16_11 + -9'P_16_12 + -10'P_16_13 + -11'P_16_14 + -11'P_16_15 + -12'P_16_16 + -11'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_4 + -2'P_17_5 + -3'P_17_6 + -4'P_17_7 + -5'P_17_8 + -6'P_17_9 + -7'P_17_10 + -8'P_17_11 + -9'P_17_12 + -10'P_17_13 + -11'P_17_14 + -12'P_17_15 + -11'P_17_16 + -11'P_17_17 + -10'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_4 + -2'P_18_5 + -3'P_18_6 + -4'P_18_7 + -5'P_18_8 + -6'P_18_9 + -7'P_18_10 + -8'P_18_11 + -9'P_18_12 + -10'P_18_13 + -11'P_18_14 + -11'P_18_15 + -11'P_18_16 + -10'P_18_17 + -10'P_18_18 + -9'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_4 + -2'P_19_5 + -3'P_19_6 + -4'P_19_7 + -5'P_19_8 + -6'P_19_9 + -7'P_19_10 + -8'P_19_11 + -9'P_19_12 + -10'P_19_13 + -10'P_19_14 + -10'P_19_15 + -10'P_19_16 + -10'P_19_17 + -9'P_19_18 + -9'P_19_19 + -8'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_4 + -2'P_20_5 + -3'P_20_6 + -4'P_20_7 + -5'P_20_8 + -6'P_20_9 + -7'P_20_10 + -8'P_20_11 + -9'P_20_12 + -9'P_20_13 + -9'P_20_14 + -9'P_20_15 + -9'P_20_16 + -9'P_20_17 + -9'P_20_18 + -8'P_20_19 + -8'P_20_20 + -7'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_4 + -2'P_21_5 + -3'P_21_6 + -4'P_21_7 + -5'P_21_8 + -6'P_21_9 + -7'P_21_10 + -8'P_21_11 + -8'P_21_12 + -8'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -8'P_21_17 + -8'P_21_18 + -8'P_21_19 + -7'P_21_20 + -7'P_21_21 + -6'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_4 + -2'P_22_5 + -3'P_22_6 + -4'P_22_7 + -5'P_22_8 + -6'P_22_9 + -7'P_22_10 + -7'P_22_11 + -7'P_22_12 + -7'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -7'P_22_17 + -7'P_22_18 + -7'P_22_19 + -7'P_22_20 + -6'P_22_21 + -6'P_22_22 + -5'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_4 + -2'P_23_5 + -3'P_23_6 + -4'P_23_7 + -5'P_23_8 + -6'P_23_9 + -6'P_23_10 + -6'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -6'P_23_19 + -6'P_23_20 + -6'P_23_21 + -5'P_23_22 + -5'P_23_23 + -4'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_4 + -2'P_24_5 + -3'P_24_6 + -4'P_24_7 + -5'P_24_8 + -5'P_24_9 + -5'P_24_10 + -5'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -5'P_24_19 + -5'P_24_20 + -5'P_24_21 + -5'P_24_22 + -4'P_24_23 + -4'P_24_24 + -3'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_4 + -2'P_25_5 + -3'P_25_6 + -4'P_25_7 + -4'P_25_8 + -4'P_25_9 + -4'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -4'P_25_20 + -4'P_25_21 + -4'P_25_22 + -4'P_25_23 + -3'P_25_24 + -3'P_25_25 + -2'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_4 + -2'P_26_5 + -3'P_26_6 + -3'P_26_7 + -3'P_26_8 + -3'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -3'P_26_21 + -3'P_26_22 + -3'P_26_23 + -3'P_26_24 + -2'P_26_25 + -2'P_26_26 + -1'P_26_27 + -1'P_26_28 + -1'P_27_4 + -2'P_27_5 + -2'P_27_6 + -2'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -2'P_27_23 + -2'P_27_24 + -2'P_27_25 + -1'P_27_26 + -1'P_27_27 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'cX_4 + -2'cX_5 + -3'cX_6 + -4'cX_7 + -5'cX_8 + -6'cX_9 + -7'cX_10 + -8'cX_11 + -9'cX_12 + -10'cX_13 + -11'cX_14 + -12'cX_15 + -13'cX_16 + -14'cX_17 + -15'cX_18 + -16'cX_19 + -17'cX_20 + -18'cX_21 + -19'cX_22 + -20'cX_23 + -21'cX_24 + -22'cX_25 + -23'cX_26 + -24'cX_27 + -25'cX_28 + -26'cX_29 + -1'cY_4 + -2'cY_5 + -3'cY_6 + -4'cY_7 + -5'cY_8 + -6'cY_9 + -7'cY_10 + -8'cY_11 + -9'cY_12 + -10'cY_13 + -11'cY_14 + -12'cY_15 + -13'cY_16 + -14'cY_17 + -15'cY_18 + -16'cY_19 + -17'cY_20 + -18'cY_21 + -19'cY_22 + -20'cY_23 + -21'cY_24 + -22'cY_25 + -23'cY_26 + -24'cY_27 + -25'cY_28 + -26'cY_29 + 13'L_0 + 13'L_1 + 12'L_2 + 12'L_3 + 11'L_4 + 11'L_5 + 10'L_6 + 10'L_7 + 9'L_8 + 9'L_9 + 8'L_10 + 8'L_11 + 7'L_12 + 7'L_13 + 6'L_14 + 6'L_15 + 5'L_16 + 5'L_17 + 4'L_18 + 4'L_19 + 3'L_20 + 3'L_21 + 2'L_22 + 2'L_23 + L_24 + L_25 + L_33 + L_34 + 2'L_35 + 2'L_36 + 3'L_37 + 3'L_38 + 4'L_39 + 4'L_40 + 5'L_41 + 5'L_42 + 6'L_43 + 6'L_44 + 7'L_45 + 7'L_46 + 8'L_47 + 8'L_48 + 9'L_49 + 9'L_50 + 10'L_51 + 10'L_52 + 11'L_53 + 11'L_54 + 12'L_55 + 12'L_56 + 13'L_57 + 13'L_58 + R_6 + R_7 + 2'R_8 + 2'R_9 + 3'R_10 + 3'R_11 + 4'R_12 + 4'R_13 + 5'R_14 + 5'R_15 + 6'R_16 + 6'R_17 + 7'R_18 + 7'R_19 + 8'R_20 + 8'R_21 + 9'R_22 + 9'R_23 + 10'R_24 + 10'R_25 + 11'R_26 + 11'R_27 + 12'R_28 + 12'R_29 + 13'R_30 + 13'R_31 + 14'R_32 + 14'R_33 + 16'R_34 + 17'R_35 + 19'R_36 + 20'R_37 + 22'R_38 + 23'R_39 + 25'R_40 + 26'R_41 + 28'R_42 + 29'R_43 + 31'R_44 + 32'R_45 + 34'R_46 + 35'R_47 + 37'R_48 + 38'R_49 + 40'R_50 + 41'R_51 + 43'R_52 + 44'R_53 + 46'R_54 + 47'R_55 + 49'R_56 + 50'R_57 + 51'R_58 + 52'R_59 = 767
invariant :P_22_1 + P_22_2 + P_22_3 + P_22_4 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_22_26 + P_22_27 + P_22_28 + P_23_2 + P_23_3 + P_23_4 + P_23_5 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_23_25 + P_23_26 + P_23_27 + P_24_3 + P_24_4 + P_24_5 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_24_25 + P_24_26 + P_25_4 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -8
invariant :P_2_0 + -1'P_3_2 + -1'P_3_3 + -1'P_3_4 + -1'P_3_5 + -1'P_3_6 + -1'P_3_7 + -1'P_3_8 + -1'P_3_9 + -1'P_3_10 + -1'P_3_11 + -1'P_3_12 + -1'P_3_13 + -1'P_3_14 + -1'P_3_15 + -1'P_3_16 + -1'P_3_17 + -1'P_3_18 + -1'P_3_19 + -1'P_3_20 + -1'P_3_21 + -1'P_3_22 + -1'P_3_23 + -1'P_3_24 + -1'P_3_25 + -1'P_3_26 + -1'P_3_27 + -1'P_3_28 + -1'P_4_3 + -1'P_4_4 + -1'P_4_5 + -1'P_4_6 + -1'P_4_7 + -1'P_4_8 + -1'P_4_9 + -1'P_4_10 + -1'P_4_11 + -1'P_4_12 + -1'P_4_13 + -1'P_4_14 + -1'P_4_15 + -1'P_4_16 + -1'P_4_17 + -1'P_4_18 + -1'P_4_19 + -1'P_4_20 + -1'P_4_21 + -1'P_4_22 + -1'P_4_23 + -1'P_4_24 + -1'P_4_25 + -1'P_4_26 + -1'P_4_27 + -1'P_5_4 + -1'P_5_5 + -1'P_5_6 + -1'P_5_7 + -1'P_5_8 + -1'P_5_9 + -1'P_5_10 + -1'P_5_11 + -1'P_5_12 + -1'P_5_13 + -1'P_5_14 + -1'P_5_15 + -1'P_5_16 + -1'P_5_17 + -1'P_5_18 + -1'P_5_19 + -1'P_5_20 + -1'P_5_21 + -1'P_5_22 + -1'P_5_23 + -1'P_5_24 + -1'P_5_25 + -1'P_5_26 + -1'P_6_5 + -1'P_6_6 + -1'P_6_7 + -1'P_6_8 + -1'P_6_9 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_7_6 + -1'P_7_7 + -1'P_7_8 + -1'P_7_9 + -1'P_7_10 + -1'P_7_11 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_16_15 + P_17_15 + P_18_14 + P_18_15 + P_18_16 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + -1'cX_3 + -1'cX_4 + -1'cX_5 + -1'cX_6 + -1'cX_7 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_31 + L_32 + L_33 + L_34 + L_35 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_33 + R_34 + R_35 + R_36 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 28
invariant :P_1_11 + -1'P_3_10 + -1'P_3_11 + -1'P_3_12 + -1'P_4_9 + -2'P_4_10 + -2'P_4_11 + -2'P_4_12 + -1'P_4_13 + -1'P_5_8 + -2'P_5_9 + -3'P_5_10 + -3'P_5_11 + -3'P_5_12 + -2'P_5_13 + -1'P_5_14 + -1'P_6_7 + -2'P_6_8 + -3'P_6_9 + -4'P_6_10 + -4'P_6_11 + -4'P_6_12 + -3'P_6_13 + -2'P_6_14 + -1'P_6_15 + -1'P_7_6 + -2'P_7_7 + -3'P_7_8 + -4'P_7_9 + -5'P_7_10 + -5'P_7_11 + -5'P_7_12 + -4'P_7_13 + -3'P_7_14 + -2'P_7_15 + -1'P_7_16 + -1'P_8_5 + -2'P_8_6 + -3'P_8_7 + -4'P_8_8 + -5'P_8_9 + -6'P_8_10 + -6'P_8_11 + -6'P_8_12 + -5'P_8_13 + -4'P_8_14 + -3'P_8_15 + -2'P_8_16 + -1'P_8_17 + -1'P_9_4 + -2'P_9_5 + -3'P_9_6 + -4'P_9_7 + -5'P_9_8 + -6'P_9_9 + -7'P_9_10 + -7'P_9_11 + -7'P_9_12 + -6'P_9_13 + -5'P_9_14 + -4'P_9_15 + -3'P_9_16 + -2'P_9_17 + -1'P_9_18 + -1'P_10_3 + -2'P_10_4 + -3'P_10_5 + -4'P_10_6 + -5'P_10_7 + -6'P_10_8 + -7'P_10_9 + -8'P_10_10 + -8'P_10_11 + -8'P_10_12 + -7'P_10_13 + -6'P_10_14 + -5'P_10_15 + -4'P_10_16 + -3'P_10_17 + -2'P_10_18 + -1'P_10_19 + -1'P_11_2 + -2'P_11_3 + -3'P_11_4 + -4'P_11_5 + -5'P_11_6 + -6'P_11_7 + -7'P_11_8 + -8'P_11_9 + -9'P_11_10 + -9'P_11_11 + -9'P_11_12 + -8'P_11_13 + -7'P_11_14 + -6'P_11_15 + -5'P_11_16 + -4'P_11_17 + -3'P_11_18 + -2'P_11_19 + -1'P_11_20 + -1'P_12_2 + -2'P_12_3 + -3'P_12_4 + -4'P_12_5 + -5'P_12_6 + -6'P_12_7 + -7'P_12_8 + -8'P_12_9 + -9'P_12_10 + -9'P_12_11 + -9'P_12_12 + -8'P_12_13 + -7'P_12_14 + -6'P_12_15 + -5'P_12_16 + -4'P_12_17 + -3'P_12_18 + -2'P_12_19 + -1'P_12_20 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_12_27 + P_12_28 + -1'P_13_3 + -2'P_13_4 + -3'P_13_5 + -4'P_13_6 + -5'P_13_7 + -6'P_13_8 + -7'P_13_9 + -8'P_13_10 + -8'P_13_11 + -8'P_13_12 + -7'P_13_13 + -6'P_13_14 + -5'P_13_15 + -4'P_13_16 + -3'P_13_17 + -2'P_13_18 + -1'P_13_19 + P_13_21 + 2'P_13_22 + 3'P_13_23 + 3'P_13_24 + 3'P_13_25 + 3'P_13_26 + 3'P_13_27 + 2'P_13_28 + -1'P_14_4 + -2'P_14_5 + -3'P_14_6 + -4'P_14_7 + -5'P_14_8 + -6'P_14_9 + -7'P_14_10 + -7'P_14_11 + -7'P_14_12 + -6'P_14_13 + -5'P_14_14 + -4'P_14_15 + -3'P_14_16 + -2'P_14_17 + -1'P_14_18 + P_14_20 + 2'P_14_21 + 3'P_14_22 + 4'P_14_23 + 5'P_14_24 + 5'P_14_25 + 5'P_14_26 + 4'P_14_27 + 2'P_14_28 + -1'P_15_5 + -2'P_15_6 + -3'P_15_7 + -4'P_15_8 + -5'P_15_9 + -6'P_15_10 + -6'P_15_11 + -6'P_15_12 + -5'P_15_13 + -4'P_15_14 + -3'P_15_15 + -2'P_15_16 + -1'P_15_17 + P_15_19 + 2'P_15_20 + 3'P_15_21 + 4'P_15_22 + 5'P_15_23 + 6'P_15_24 + 7'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + -1'P_16_6 + -2'P_16_7 + -3'P_16_8 + -4'P_16_9 + -5'P_16_10 + -5'P_16_11 + -5'P_16_12 + -4'P_16_13 + -3'P_16_14 + -2'P_16_15 + -1'P_16_16 + P_16_18 + 2'P_16_19 + 3'P_16_20 + 4'P_16_21 + 5'P_16_22 + 6'P_16_23 + 7'P_16_24 + 7'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + -1'P_17_7 + -2'P_17_8 + -3'P_17_9 + -4'P_17_10 + -4'P_17_11 + -4'P_17_12 + -3'P_17_13 + -2'P_17_14 + -1'P_17_15 + P_17_17 + 2'P_17_18 + 3'P_17_19 + 4'P_17_20 + 5'P_17_21 + 6'P_17_22 + 7'P_17_23 + 7'P_17_24 + 6'P_17_25 + 5'P_17_26 + 4'P_17_27 + 2'P_17_28 + -1'P_18_8 + -2'P_18_9 + -3'P_18_10 + -3'P_18_11 + -3'P_18_12 + -2'P_18_13 + -1'P_18_14 + P_18_16 + 2'P_18_17 + 3'P_18_18 + 4'P_18_19 + 5'P_18_20 + 6'P_18_21 + 7'P_18_22 + 7'P_18_23 + 6'P_18_24 + 5'P_18_25 + 4'P_18_26 + 3'P_18_27 + 2'P_18_28 + -1'P_19_9 + -2'P_19_10 + -2'P_19_11 + -2'P_19_12 + -1'P_19_13 + P_19_15 + 2'P_19_16 + 3'P_19_17 + 4'P_19_18 + 5'P_19_19 + 6'P_19_20 + 7'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + P_20_14 + 2'P_20_15 + 3'P_20_16 + 4'P_20_17 + 5'P_20_18 + 6'P_20_19 + 7'P_20_20 + 7'P_20_21 + 6'P_20_22 + 5'P_20_23 + 4'P_20_24 + 3'P_20_25 + 2'P_20_26 + P_20_27 + P_21_13 + 2'P_21_14 + 3'P_21_15 + 4'P_21_16 + 5'P_21_17 + 6'P_21_18 + 7'P_21_19 + 7'P_21_20 + 6'P_21_21 + 5'P_21_22 + 4'P_21_23 + 3'P_21_24 + 2'P_21_25 + P_21_26 + P_22_11 + P_22_12 + 2'P_22_13 + 3'P_22_14 + 4'P_22_15 + 5'P_22_16 + 6'P_22_17 + 7'P_22_18 + 7'P_22_19 + 6'P_22_20 + 5'P_22_21 + 4'P_22_22 + 3'P_22_23 + 2'P_22_24 + P_22_25 + P_23_11 + 2'P_23_12 + 3'P_23_13 + 4'P_23_14 + 5'P_23_15 + 6'P_23_16 + 7'P_23_17 + 7'P_23_18 + 6'P_23_19 + 5'P_23_20 + 4'P_23_21 + 3'P_23_22 + 2'P_23_23 + P_23_24 + P_24_11 + 2'P_24_12 + 4'P_24_13 + 5'P_24_14 + 6'P_24_15 + 7'P_24_16 + 7'P_24_17 + 6'P_24_18 + 5'P_24_19 + 4'P_24_20 + 3'P_24_21 + 2'P_24_22 + P_24_23 + P_25_11 + 2'P_25_12 + 4'P_25_13 + 6'P_25_14 + 7'P_25_15 + 7'P_25_16 + 6'P_25_17 + 5'P_25_18 + 4'P_25_19 + 3'P_25_20 + 2'P_25_21 + P_25_22 + P_26_11 + 2'P_26_12 + 4'P_26_13 + 6'P_26_14 + 7'P_26_15 + 6'P_26_16 + 5'P_26_17 + 4'P_26_18 + 3'P_26_19 + 2'P_26_20 + P_26_21 + P_27_11 + 2'P_27_12 + 4'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 4'P_27_17 + 3'P_27_18 + 2'P_27_19 + P_27_20 + P_28_11 + 2'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 2'P_28_18 + P_28_19 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + cX_12 + 3'cX_13 + 5'cX_14 + 7'cX_15 + 9'cX_16 + 11'cX_17 + 13'cX_18 + 15'cX_19 + 17'cX_20 + 19'cX_21 + 21'cX_22 + 23'cX_23 + 25'cX_24 + 27'cX_25 + 29'cX_26 + 31'cX_27 + 33'cX_28 + 35'cX_29 + cY_11 + 2'cY_12 + 4'cY_13 + 6'cY_14 + 8'cY_15 + 10'cY_16 + 12'cY_17 + 14'cY_18 + 16'cY_19 + 18'cY_20 + 20'cY_21 + 22'cY_22 + 24'cY_23 + 26'cY_24 + 28'cY_25 + 30'cY_26 + 32'cY_27 + 34'cY_28 + 36'cY_29 + -19'L_0 + -18'L_1 + -17'L_2 + -16'L_3 + -15'L_4 + -14'L_5 + -13'L_6 + -12'L_7 + -11'L_8 + -10'L_9 + -9'L_10 + -8'L_11 + -7'L_12 + -6'L_13 + -5'L_14 + -4'L_15 + -3'L_16 + -2'L_17 + -1'L_18 + -1'L_41 + -2'L_42 + -3'L_43 + -4'L_44 + -5'L_45 + -6'L_46 + -7'L_47 + -8'L_48 + -9'L_49 + -10'L_50 + -11'L_51 + -12'L_52 + -13'L_53 + -14'L_54 + -15'L_55 + -16'L_56 + -17'L_57 + -18'L_58 + -1'R_14 + -2'R_15 + -3'R_16 + -4'R_17 + -5'R_18 + -6'R_19 + -7'R_20 + -8'R_21 + -9'R_22 + -10'R_23 + -11'R_24 + -12'R_25 + -13'R_26 + -14'R_27 + -15'R_28 + -16'R_29 + -17'R_30 + -18'R_31 + -19'R_32 + -20'R_33 + -21'R_34 + -22'R_35 + -23'R_36 + -24'R_37 + -25'R_38 + -26'R_39 + -27'R_40 + -28'R_41 + -30'R_42 + -33'R_43 + -36'R_44 + -39'R_45 + -42'R_46 + -45'R_47 + -48'R_48 + -51'R_49 + -53'R_50 + -55'R_51 + -57'R_52 + -59'R_53 + -61'R_54 + -63'R_55 + -65'R_56 + -67'R_57 + -69'R_58 + -71'R_59 = -1044
invariant :P_1_22 + -1'P_3_21 + -1'P_3_22 + -1'P_3_23 + -1'P_4_20 + -2'P_4_21 + -2'P_4_22 + -2'P_4_23 + -1'P_4_24 + -1'P_5_19 + -2'P_5_20 + -3'P_5_21 + -3'P_5_22 + -3'P_5_23 + -2'P_5_24 + -1'P_5_25 + -1'P_6_18 + -2'P_6_19 + -3'P_6_20 + -4'P_6_21 + -4'P_6_22 + -4'P_6_23 + -3'P_6_24 + -2'P_6_25 + -1'P_6_26 + -1'P_7_17 + -2'P_7_18 + -3'P_7_19 + -4'P_7_20 + -5'P_7_21 + -5'P_7_22 + -5'P_7_23 + -4'P_7_24 + -3'P_7_25 + -2'P_7_26 + -1'P_7_27 + -1'P_8_16 + -2'P_8_17 + -3'P_8_18 + -4'P_8_19 + -5'P_8_20 + -6'P_8_21 + -6'P_8_22 + -6'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_15 + -2'P_9_16 + -3'P_9_17 + -4'P_9_18 + -5'P_9_19 + -6'P_9_20 + -7'P_9_21 + -7'P_9_22 + -7'P_9_23 + -6'P_9_24 + -5'P_9_25 + -4'P_9_26 + -3'P_9_27 + -2'P_9_28 + -1'P_10_14 + -2'P_10_15 + -3'P_10_16 + -4'P_10_17 + -5'P_10_18 + -6'P_10_19 + -7'P_10_20 + -8'P_10_21 + -8'P_10_22 + -8'P_10_23 + -7'P_10_24 + -6'P_10_25 + -5'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_13 + -2'P_11_14 + -3'P_11_15 + -4'P_11_16 + -5'P_11_17 + -6'P_11_18 + -7'P_11_19 + -8'P_11_20 + -9'P_11_21 + -9'P_11_22 + -9'P_11_23 + -8'P_11_24 + -7'P_11_25 + -6'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_12 + -2'P_12_13 + -3'P_12_14 + -4'P_12_15 + -5'P_12_16 + -6'P_12_17 + -7'P_12_18 + -8'P_12_19 + -9'P_12_20 + -10'P_12_21 + -10'P_12_22 + -10'P_12_23 + -9'P_12_24 + -8'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_11 + -2'P_13_12 + -3'P_13_13 + -4'P_13_14 + -5'P_13_15 + -6'P_13_16 + -7'P_13_17 + -8'P_13_18 + -9'P_13_19 + -10'P_13_20 + -11'P_13_21 + -11'P_13_22 + -11'P_13_23 + -10'P_13_24 + -8'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_10 + -2'P_14_11 + -3'P_14_12 + -4'P_14_13 + -5'P_14_14 + -6'P_14_15 + -7'P_14_16 + -8'P_14_17 + -9'P_14_18 + -10'P_14_19 + -11'P_14_20 + -12'P_14_21 + -12'P_14_22 + -12'P_14_23 + -10'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_9 + -2'P_15_10 + -3'P_15_11 + -4'P_15_12 + -5'P_15_13 + -6'P_15_14 + -7'P_15_15 + -8'P_15_16 + -9'P_15_17 + -10'P_15_18 + -11'P_15_19 + -12'P_15_20 + -13'P_15_21 + -13'P_15_22 + -12'P_15_23 + -10'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_8 + -2'P_16_9 + -3'P_16_10 + -4'P_16_11 + -5'P_16_12 + -6'P_16_13 + -7'P_16_14 + -8'P_16_15 + -9'P_16_16 + -10'P_16_17 + -11'P_16_18 + -12'P_16_19 + -13'P_16_20 + -14'P_16_21 + -13'P_16_22 + -12'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_7 + -2'P_17_8 + -3'P_17_9 + -4'P_17_10 + -5'P_17_11 + -6'P_17_12 + -7'P_17_13 + -8'P_17_14 + -9'P_17_15 + -10'P_17_16 + -11'P_17_17 + -12'P_17_18 + -13'P_17_19 + -14'P_17_20 + -14'P_17_21 + -13'P_17_22 + -12'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_6 + -2'P_18_7 + -3'P_18_8 + -4'P_18_9 + -5'P_18_10 + -6'P_18_11 + -7'P_18_12 + -8'P_18_13 + -9'P_18_14 + -10'P_18_15 + -11'P_18_16 + -12'P_18_17 + -13'P_18_18 + -14'P_18_19 + -14'P_18_20 + -14'P_18_21 + -13'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_5 + -2'P_19_6 + -3'P_19_7 + -4'P_19_8 + -5'P_19_9 + -6'P_19_10 + -7'P_19_11 + -8'P_19_12 + -9'P_19_13 + -10'P_19_14 + -11'P_19_15 + -12'P_19_16 + -13'P_19_17 + -14'P_19_18 + -14'P_19_19 + -14'P_19_20 + -14'P_19_21 + -13'P_19_22 + -12'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_4 + -2'P_20_5 + -3'P_20_6 + -4'P_20_7 + -5'P_20_8 + -6'P_20_9 + -7'P_20_10 + -8'P_20_11 + -9'P_20_12 + -10'P_20_13 + -11'P_20_14 + -12'P_20_15 + -13'P_20_16 + -14'P_20_17 + -14'P_20_18 + -14'P_20_19 + -14'P_20_20 + -14'P_20_21 + -13'P_20_22 + -12'P_20_23 + -10'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_3 + -2'P_21_4 + -3'P_21_5 + -4'P_21_6 + -5'P_21_7 + -6'P_21_8 + -7'P_21_9 + -8'P_21_10 + -9'P_21_11 + -10'P_21_12 + -11'P_21_13 + -12'P_21_14 + -13'P_21_15 + -14'P_21_16 + -14'P_21_17 + -14'P_21_18 + -14'P_21_19 + -14'P_21_20 + -14'P_21_21 + -13'P_21_22 + -12'P_21_23 + -10'P_21_24 + -8'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_2 + -2'P_22_3 + -3'P_22_4 + -4'P_22_5 + -5'P_22_6 + -6'P_22_7 + -7'P_22_8 + -8'P_22_9 + -9'P_22_10 + -10'P_22_11 + -11'P_22_12 + -12'P_22_13 + -13'P_22_14 + -14'P_22_15 + -14'P_22_16 + -14'P_22_17 + -14'P_22_18 + -14'P_22_19 + -14'P_22_20 + -14'P_22_21 + -13'P_22_22 + -12'P_22_23 + -10'P_22_24 + -8'P_22_25 + -6'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_2 + -2'P_23_3 + -3'P_23_4 + -4'P_23_5 + -5'P_23_6 + -6'P_23_7 + -7'P_23_8 + -8'P_23_9 + -9'P_23_10 + -10'P_23_11 + -11'P_23_12 + -12'P_23_13 + -13'P_23_14 + -13'P_23_15 + -13'P_23_16 + -13'P_23_17 + -13'P_23_18 + -13'P_23_19 + -13'P_23_20 + -13'P_23_21 + -12'P_23_22 + -11'P_23_23 + -9'P_23_24 + -7'P_23_25 + -5'P_23_26 + -3'P_23_27 + -1'P_23_28 + -1'P_24_3 + -2'P_24_4 + -3'P_24_5 + -4'P_24_6 + -5'P_24_7 + -6'P_24_8 + -7'P_24_9 + -8'P_24_10 + -9'P_24_11 + -10'P_24_12 + -11'P_24_13 + -11'P_24_14 + -11'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -11'P_24_19 + -11'P_24_20 + -11'P_24_21 + -10'P_24_22 + -9'P_24_23 + -7'P_24_24 + -5'P_24_25 + -3'P_24_26 + -1'P_24_27 + -1'P_25_4 + -2'P_25_5 + -3'P_25_6 + -4'P_25_7 + -5'P_25_8 + -6'P_25_9 + -7'P_25_10 + -8'P_25_11 + -9'P_25_12 + -9'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -9'P_25_20 + -9'P_25_21 + -8'P_25_22 + -7'P_25_23 + -5'P_25_24 + -3'P_25_25 + -1'P_25_26 + -1'P_26_5 + -2'P_26_6 + -3'P_26_7 + -4'P_26_8 + -5'P_26_9 + -6'P_26_10 + -7'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -7'P_26_21 + -6'P_26_22 + -5'P_26_23 + -3'P_26_24 + -1'P_26_25 + -1'P_27_6 + -2'P_27_7 + -3'P_27_8 + -4'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -4'P_27_22 + -3'P_27_23 + -1'P_27_24 + -1'P_28_7 + -2'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -2'P_28_22 + -1'P_28_23 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + cX_23 + 3'cX_24 + 5'cX_25 + 7'cX_26 + 9'cX_27 + 11'cX_28 + 13'cX_29 + cY_22 + 2'cY_23 + 4'cY_24 + 6'cY_25 + 8'cY_26 + 10'cY_27 + 12'cY_28 + 14'cY_29 + -8'L_0 + -7'L_1 + -6'L_2 + -5'L_3 + -4'L_4 + -3'L_5 + -2'L_6 + -1'L_7 + -1'L_52 + -2'L_53 + -3'L_54 + -4'L_55 + -5'L_56 + -6'L_57 + -7'L_58 + -1'R_25 + -2'R_26 + -3'R_27 + -4'R_28 + -5'R_29 + -6'R_30 + -7'R_31 + -8'R_32 + -9'R_33 + -10'R_34 + -11'R_35 + -12'R_36 + -13'R_37 + -14'R_38 + -14'R_39 + -14'R_40 + -14'R_41 + -14'R_42 + -14'R_43 + -14'R_44 + -14'R_45 + -14'R_46 + -14'R_47 + -14'R_48 + -14'R_49 + -14'R_50 + -14'R_51 + -14'R_52 + -15'R_53 + -17'R_54 + -19'R_55 + -21'R_56 + -23'R_57 + -25'R_58 + -27'R_59 = -406
invariant :P_2_9 + P_3_8 + P_3_9 + P_3_10 + P_4_7 + P_4_8 + 2'P_4_9 + P_4_10 + P_4_11 + P_5_6 + P_5_7 + 2'P_5_8 + 2'P_5_9 + 2'P_5_10 + P_5_11 + P_5_12 + P_6_5 + P_6_6 + 2'P_6_7 + 2'P_6_8 + 3'P_6_9 + 2'P_6_10 + 2'P_6_11 + P_6_12 + P_6_13 + P_7_4 + P_7_5 + 2'P_7_6 + 2'P_7_7 + 3'P_7_8 + 3'P_7_9 + 3'P_7_10 + 2'P_7_11 + 2'P_7_12 + P_7_13 + P_7_14 + P_8_3 + P_8_4 + 2'P_8_5 + 2'P_8_6 + 3'P_8_7 + 3'P_8_8 + 4'P_8_9 + 3'P_8_10 + 3'P_8_11 + 2'P_8_12 + 2'P_8_13 + P_8_14 + P_8_15 + P_9_2 + P_9_3 + 2'P_9_4 + 2'P_9_5 + 3'P_9_6 + 3'P_9_7 + 4'P_9_8 + 4'P_9_9 + 4'P_9_10 + 3'P_9_11 + 3'P_9_12 + 2'P_9_13 + 2'P_9_14 + P_9_15 + P_9_16 + P_10_3 + P_10_4 + 2'P_10_5 + 2'P_10_6 + 3'P_10_7 + 3'P_10_8 + 4'P_10_9 + 3'P_10_10 + 3'P_10_11 + 2'P_10_12 + 2'P_10_13 + P_10_14 + P_10_15 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_10_26 + -1'P_10_27 + -1'P_10_28 + P_11_4 + P_11_5 + 2'P_11_6 + 2'P_11_7 + 3'P_11_8 + 3'P_11_9 + 3'P_11_10 + 2'P_11_11 + 2'P_11_12 + P_11_13 + P_11_14 + -1'P_11_17 + -1'P_11_18 + -2'P_11_19 + -2'P_11_20 + -2'P_11_21 + -2'P_11_22 + -2'P_11_23 + -2'P_11_24 + -2'P_11_25 + -2'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_5 + P_12_6 + 2'P_12_7 + 2'P_12_8 + 3'P_12_9 + 2'P_12_10 + 2'P_12_11 + P_12_12 + P_12_13 + -1'P_12_16 + -1'P_12_17 + -2'P_12_18 + -2'P_12_19 + -3'P_12_20 + -3'P_12_21 + -3'P_12_22 + -3'P_12_23 + -3'P_12_24 + -3'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_6 + P_13_7 + 2'P_13_8 + 2'P_13_9 + 2'P_13_10 + P_13_11 + P_13_12 + -1'P_13_15 + -1'P_13_16 + -2'P_13_17 + -2'P_13_18 + -3'P_13_19 + -3'P_13_20 + -4'P_13_21 + -4'P_13_22 + -4'P_13_23 + -4'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_7 + P_14_8 + 2'P_14_9 + P_14_10 + P_14_11 + -1'P_14_14 + -1'P_14_15 + -2'P_14_16 + -2'P_14_17 + -3'P_14_18 + -3'P_14_19 + -4'P_14_20 + -4'P_14_21 + -5'P_14_22 + -5'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_8 + P_15_9 + P_15_10 + -1'P_15_13 + -1'P_15_14 + -2'P_15_15 + -2'P_15_16 + -3'P_15_17 + -3'P_15_18 + -4'P_15_19 + -4'P_15_20 + -5'P_15_21 + -5'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_9 + -1'P_16_12 + -1'P_16_13 + -2'P_16_14 + -2'P_16_15 + -3'P_16_16 + -3'P_16_17 + -4'P_16_18 + -4'P_16_19 + -5'P_16_20 + -5'P_16_21 + -6'P_16_22 + -5'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_11 + -1'P_17_12 + -2'P_17_13 + -2'P_17_14 + -3'P_17_15 + -3'P_17_16 + -4'P_17_17 + -4'P_17_18 + -5'P_17_19 + -5'P_17_20 + -6'P_17_21 + -5'P_17_22 + -5'P_17_23 + -4'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_10 + -1'P_18_11 + -2'P_18_12 + -2'P_18_13 + -3'P_18_14 + -3'P_18_15 + -4'P_18_16 + -4'P_18_17 + -5'P_18_18 + -5'P_18_19 + -6'P_18_20 + -5'P_18_21 + -5'P_18_22 + -4'P_18_23 + -4'P_18_24 + -3'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_10 + -2'P_19_11 + -2'P_19_12 + -3'P_19_13 + -3'P_19_14 + -4'P_19_15 + -4'P_19_16 + -5'P_19_17 + -5'P_19_18 + -6'P_19_19 + -5'P_19_20 + -5'P_19_21 + -4'P_19_22 + -4'P_19_23 + -3'P_19_24 + -3'P_19_25 + -2'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_10 + -2'P_20_11 + -3'P_20_12 + -3'P_20_13 + -4'P_20_14 + -4'P_20_15 + -5'P_20_16 + -5'P_20_17 + -6'P_20_18 + -5'P_20_19 + -5'P_20_20 + -4'P_20_21 + -4'P_20_22 + -3'P_20_23 + -3'P_20_24 + -2'P_20_25 + -2'P_20_26 + -1'P_20_27 + -1'P_20_28 + -1'P_21_10 + -2'P_21_11 + -3'P_21_12 + -4'P_21_13 + -4'P_21_14 + -5'P_21_15 + -5'P_21_16 + -6'P_21_17 + -5'P_21_18 + -5'P_21_19 + -4'P_21_20 + -4'P_21_21 + -3'P_21_22 + -3'P_21_23 + -2'P_21_24 + -2'P_21_25 + -1'P_21_26 + -1'P_21_27 + -1'P_22_10 + -2'P_22_11 + -3'P_22_12 + -4'P_22_13 + -5'P_22_14 + -5'P_22_15 + -6'P_22_16 + -5'P_22_17 + -5'P_22_18 + -4'P_22_19 + -4'P_22_20 + -3'P_22_21 + -3'P_22_22 + -2'P_22_23 + -2'P_22_24 + -1'P_22_25 + -1'P_22_26 + -1'P_23_10 + -2'P_23_11 + -3'P_23_12 + -4'P_23_13 + -5'P_23_14 + -6'P_23_15 + -5'P_23_16 + -5'P_23_17 + -4'P_23_18 + -4'P_23_19 + -3'P_23_20 + -3'P_23_21 + -2'P_23_22 + -2'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_24_10 + -2'P_24_11 + -3'P_24_12 + -4'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -4'P_24_17 + -4'P_24_18 + -3'P_24_19 + -3'P_24_20 + -2'P_24_21 + -2'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_25_10 + -2'P_25_11 + -3'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -3'P_25_18 + -3'P_25_19 + -2'P_25_20 + -2'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_26_10 + -2'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -2'P_26_19 + -2'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'cX_10 + -2'cX_11 + -3'cX_12 + -4'cX_13 + -5'cX_14 + -6'cX_15 + -7'cX_16 + -8'cX_17 + -9'cX_18 + -10'cX_19 + -11'cX_20 + -12'cX_21 + -13'cX_22 + -14'cX_23 + -15'cX_24 + -16'cX_25 + -17'cX_26 + -18'cX_27 + -19'cX_28 + -20'cX_29 + -1'cY_10 + -2'cY_11 + -3'cY_12 + -4'cY_13 + -5'cY_14 + -6'cY_15 + -7'cY_16 + -8'cY_17 + -9'cY_18 + -10'cY_19 + -11'cY_20 + -12'cY_21 + -13'cY_22 + -14'cY_23 + -15'cY_24 + -16'cY_25 + -17'cY_26 + -18'cY_27 + -19'cY_28 + -20'cY_29 + 10'L_0 + 10'L_1 + 9'L_2 + 9'L_3 + 8'L_4 + 8'L_5 + 7'L_6 + 7'L_7 + 6'L_8 + 6'L_9 + 5'L_10 + 5'L_11 + 4'L_12 + 4'L_13 + 3'L_14 + 3'L_15 + 2'L_16 + 2'L_17 + L_18 + L_19 + L_39 + L_40 + 2'L_41 + 2'L_42 + 3'L_43 + 3'L_44 + 4'L_45 + 4'L_46 + 5'L_47 + 5'L_48 + 6'L_49 + 6'L_50 + 7'L_51 + 7'L_52 + 8'L_53 + 8'L_54 + 9'L_55 + 9'L_56 + 10'L_57 + 10'L_58 + R_12 + R_13 + 2'R_14 + 2'R_15 + 3'R_16 + 3'R_17 + 4'R_18 + 4'R_19 + 5'R_20 + 5'R_21 + 6'R_22 + 6'R_23 + 7'R_24 + 7'R_25 + 8'R_26 + 8'R_27 + 9'R_28 + 9'R_29 + 10'R_30 + 10'R_31 + 11'R_32 + 11'R_33 + 12'R_34 + 12'R_35 + 13'R_36 + 13'R_37 + 14'R_38 + 14'R_39 + 16'R_40 + 17'R_41 + 19'R_42 + 20'R_43 + 22'R_44 + 23'R_45 + 25'R_46 + 26'R_47 + 28'R_48 + 29'R_49 + 31'R_50 + 32'R_51 + 33'R_52 + 34'R_53 + 35'R_54 + 36'R_55 + 37'R_56 + 38'R_57 + 39'R_58 + 40'R_59 = 590
invariant :P_1_29 + -1'P_3_28 + -1'P_4_27 + -1'P_4_28 + -1'P_5_26 + -1'P_5_27 + -1'P_5_28 + -1'P_6_25 + -1'P_6_26 + -1'P_6_27 + -1'P_6_28 + -1'P_7_24 + -1'P_7_25 + -1'P_7_26 + -1'P_7_27 + -1'P_7_28 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_8_26 + -1'P_8_27 + -1'P_8_28 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_9_27 + -1'P_9_28 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_10_26 + -1'P_10_27 + -1'P_10_28 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_11_26 + -1'P_11_27 + -1'P_11_28 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_12_26 + -1'P_12_27 + -1'P_12_28 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_13_27 + -1'P_13_28 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_14_24 + -1'P_14_25 + -1'P_14_26 + -1'P_14_27 + -1'P_14_28 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_15_24 + -1'P_15_25 + -1'P_15_26 + -1'P_15_27 + -1'P_15_28 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_16_24 + -1'P_16_25 + -1'P_16_26 + -1'P_16_27 + -1'P_16_28 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_17_24 + -1'P_17_25 + -1'P_17_26 + -1'P_17_27 + -1'P_17_28 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_18_24 + -1'P_18_25 + -1'P_18_26 + -1'P_18_27 + -1'P_18_28 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_19_24 + -1'P_19_25 + -1'P_19_26 + -1'P_19_27 + -1'P_19_28 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_20_24 + -1'P_20_25 + -1'P_20_26 + -1'P_20_27 + -1'P_20_28 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_21_24 + -1'P_21_25 + -1'P_21_26 + -1'P_21_27 + -1'P_21_28 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_22_26 + -1'P_22_27 + -1'P_22_28 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_23_28 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_24_27 + -1'P_24_28 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_25_27 + -1'P_25_28 + -1'P_26_5 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_26_26 + -1'P_26_27 + -1'P_26_28 + -1'P_27_4 + -1'P_27_5 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_27_26 + -1'P_27_27 + -1'P_27_28 + -1'P_28_3 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'P_28_27 + -1'P_28_28 + -1'P_29_2 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + -1'P_29_28 + cY_29 + -1'L_0 + -1'R_32 + -1'R_33 + -1'R_34 + -1'R_35 + -1'R_36 + -1'R_37 + -1'R_38 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -28
invariant :P_21_29 + P_22_28 + P_23_27 + P_24_26 + P_25_25 + P_26_24 + P_27_23 + P_28_22 + P_29_21 + R_51 = 1
invariant :P_18_0 + -1'P_19_2 + -1'P_19_3 + -1'P_19_4 + -1'P_19_5 + -1'P_19_6 + -1'P_19_7 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_19_24 + -1'P_19_25 + -1'P_19_26 + -1'P_19_27 + -1'P_19_28 + -1'P_20_3 + -1'P_20_4 + -1'P_20_5 + -1'P_20_6 + -1'P_20_7 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_20_24 + -1'P_20_25 + -1'P_20_26 + -1'P_20_27 + -1'P_21_4 + -1'P_21_5 + -1'P_21_6 + -1'P_21_7 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_21_24 + -1'P_21_25 + -1'P_21_26 + -1'P_22_5 + -1'P_22_6 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_23_6 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 12
invariant :P_0_13 + P_3_13 + P_4_12 + P_4_13 + P_4_14 + P_5_11 + P_5_12 + 2'P_5_13 + P_5_14 + P_5_15 + P_6_10 + P_6_11 + 2'P_6_12 + 2'P_6_13 + 2'P_6_14 + P_6_15 + P_6_16 + P_7_9 + P_7_10 + 2'P_7_11 + 2'P_7_12 + 3'P_7_13 + 2'P_7_14 + 2'P_7_15 + P_7_16 + P_7_17 + P_8_8 + P_8_9 + 2'P_8_10 + 2'P_8_11 + 3'P_8_12 + 3'P_8_13 + 3'P_8_14 + 2'P_8_15 + 2'P_8_16 + P_8_17 + P_8_18 + P_9_7 + P_9_8 + 2'P_9_9 + 2'P_9_10 + 3'P_9_11 + 3'P_9_12 + 4'P_9_13 + 3'P_9_14 + 3'P_9_15 + 2'P_9_16 + 2'P_9_17 + P_9_18 + P_9_19 + P_10_6 + P_10_7 + 2'P_10_8 + 2'P_10_9 + 3'P_10_10 + 3'P_10_11 + 4'P_10_12 + 4'P_10_13 + 4'P_10_14 + 3'P_10_15 + 3'P_10_16 + 2'P_10_17 + 2'P_10_18 + P_10_19 + P_10_20 + P_11_5 + P_11_6 + 2'P_11_7 + 2'P_11_8 + 3'P_11_9 + 3'P_11_10 + 4'P_11_11 + 4'P_11_12 + 5'P_11_13 + 4'P_11_14 + 4'P_11_15 + 3'P_11_16 + 3'P_11_17 + 2'P_11_18 + 2'P_11_19 + P_11_20 + P_11_21 + P_12_4 + P_12_5 + 2'P_12_6 + 2'P_12_7 + 3'P_12_8 + 3'P_12_9 + 4'P_12_10 + 4'P_12_11 + 5'P_12_12 + 5'P_12_13 + 5'P_12_14 + 4'P_12_15 + 4'P_12_16 + 3'P_12_17 + 3'P_12_18 + 2'P_12_19 + 2'P_12_20 + P_12_21 + P_12_22 + P_13_3 + P_13_4 + 2'P_13_5 + 2'P_13_6 + 3'P_13_7 + 3'P_13_8 + 4'P_13_9 + 4'P_13_10 + 5'P_13_11 + 5'P_13_12 + 6'P_13_13 + 5'P_13_14 + 5'P_13_15 + 4'P_13_16 + 4'P_13_17 + 3'P_13_18 + 3'P_13_19 + 2'P_13_20 + 2'P_13_21 + P_13_22 + P_13_23 + P_14_2 + P_14_3 + 2'P_14_4 + 2'P_14_5 + 3'P_14_6 + 3'P_14_7 + 4'P_14_8 + 4'P_14_9 + 5'P_14_10 + 5'P_14_11 + 6'P_14_12 + 6'P_14_13 + 6'P_14_14 + 5'P_14_15 + 5'P_14_16 + 4'P_14_17 + 4'P_14_18 + 3'P_14_19 + 3'P_14_20 + 2'P_14_21 + 2'P_14_22 + P_14_23 + P_14_24 + P_15_3 + P_15_4 + 2'P_15_5 + 2'P_15_6 + 3'P_15_7 + 3'P_15_8 + 4'P_15_9 + 4'P_15_10 + 5'P_15_11 + 5'P_15_12 + 6'P_15_13 + 5'P_15_14 + 5'P_15_15 + 4'P_15_16 + 4'P_15_17 + 3'P_15_18 + 3'P_15_19 + 2'P_15_20 + 2'P_15_21 + P_15_22 + P_15_23 + -1'P_15_26 + -1'P_15_27 + -1'P_15_28 + P_16_4 + P_16_5 + 2'P_16_6 + 2'P_16_7 + 3'P_16_8 + 3'P_16_9 + 4'P_16_10 + 4'P_16_11 + 5'P_16_12 + 5'P_16_13 + 5'P_16_14 + 4'P_16_15 + 4'P_16_16 + 3'P_16_17 + 3'P_16_18 + 2'P_16_19 + 2'P_16_20 + P_16_21 + P_16_22 + -1'P_16_25 + -1'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_5 + P_17_6 + 2'P_17_7 + 2'P_17_8 + 3'P_17_9 + 3'P_17_10 + 4'P_17_11 + 4'P_17_12 + 5'P_17_13 + 4'P_17_14 + 4'P_17_15 + 3'P_17_16 + 3'P_17_17 + 2'P_17_18 + 2'P_17_19 + P_17_20 + P_17_21 + -1'P_17_24 + -1'P_17_25 + -2'P_17_26 + -1'P_17_27 + -1'P_17_28 + P_18_6 + P_18_7 + 2'P_18_8 + 2'P_18_9 + 3'P_18_10 + 3'P_18_11 + 4'P_18_12 + 4'P_18_13 + 4'P_18_14 + 3'P_18_15 + 3'P_18_16 + 2'P_18_17 + 2'P_18_18 + P_18_19 + P_18_20 + -1'P_18_23 + -1'P_18_24 + -2'P_18_25 + -1'P_18_26 + -1'P_18_27 + P_19_7 + P_19_8 + 2'P_19_9 + 2'P_19_10 + 3'P_19_11 + 3'P_19_12 + 4'P_19_13 + 3'P_19_14 + 3'P_19_15 + 2'P_19_16 + 2'P_19_17 + P_19_18 + P_19_19 + -1'P_19_22 + -1'P_19_23 + -2'P_19_24 + -1'P_19_25 + -1'P_19_26 + P_20_8 + P_20_9 + 2'P_20_10 + 2'P_20_11 + 3'P_20_12 + 3'P_20_13 + 3'P_20_14 + 2'P_20_15 + 2'P_20_16 + P_20_17 + P_20_18 + -1'P_20_21 + -1'P_20_22 + -2'P_20_23 + -1'P_20_24 + -1'P_20_25 + P_21_9 + P_21_10 + 2'P_21_11 + 2'P_21_12 + 3'P_21_13 + 2'P_21_14 + 2'P_21_15 + P_21_16 + P_21_17 + -1'P_21_20 + -1'P_21_21 + -2'P_21_22 + -1'P_21_23 + -1'P_21_24 + P_22_10 + P_22_11 + 2'P_22_12 + 2'P_22_13 + 2'P_22_14 + P_22_15 + P_22_16 + -1'P_22_19 + -1'P_22_20 + -2'P_22_21 + -1'P_22_22 + -1'P_22_23 + P_23_11 + P_23_12 + 2'P_23_13 + P_23_14 + P_23_15 + -1'P_23_18 + -1'P_23_19 + -2'P_23_20 + -1'P_23_21 + -1'P_23_22 + P_24_12 + P_24_13 + P_24_14 + -1'P_24_17 + -1'P_24_18 + -2'P_24_19 + -1'P_24_20 + -1'P_24_21 + P_25_13 + -1'P_25_16 + -1'P_25_17 + -2'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_26_15 + -1'P_26_16 + -2'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_27_14 + -1'P_27_15 + -2'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_28_14 + -2'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'cX_15 + -2'cX_16 + -3'cX_17 + -4'cX_18 + -5'cX_19 + -6'cX_20 + -7'cX_21 + -8'cX_22 + -9'cX_23 + -10'cX_24 + -11'cX_25 + -12'cX_26 + -13'cX_27 + -14'cX_28 + -15'cX_29 + -1'cY_14 + -2'cY_15 + -3'cY_16 + -4'cY_17 + -5'cY_18 + -6'cY_19 + -7'cY_20 + -8'cY_21 + -9'cY_22 + -10'cY_23 + -11'cY_24 + -12'cY_25 + -13'cY_26 + -14'cY_27 + -15'cY_28 + -16'cY_29 + 9'L_0 + 8'L_1 + 8'L_2 + 7'L_3 + 7'L_4 + 6'L_5 + 6'L_6 + 5'L_7 + 5'L_8 + 4'L_9 + 4'L_10 + 3'L_11 + 3'L_12 + 2'L_13 + 2'L_14 + L_15 + L_16 + L_44 + L_45 + 2'L_46 + 2'L_47 + 3'L_48 + 3'L_49 + 4'L_50 + 4'L_51 + 5'L_52 + 5'L_53 + 6'L_54 + 6'L_55 + 7'L_56 + 7'L_57 + 8'L_58 + R_17 + R_18 + 2'R_19 + 2'R_20 + 3'R_21 + 3'R_22 + 4'R_23 + 4'R_24 + 5'R_25 + 5'R_26 + 6'R_27 + 6'R_28 + 7'R_29 + 7'R_30 + 8'R_31 + 8'R_32 + 9'R_33 + 9'R_34 + 10'R_35 + 10'R_36 + 11'R_37 + 11'R_38 + 12'R_39 + 12'R_40 + 13'R_41 + 13'R_42 + 14'R_43 + 14'R_44 + 16'R_45 + 17'R_46 + 19'R_47 + 20'R_48 + 21'R_49 + 22'R_50 + 23'R_51 + 24'R_52 + 25'R_53 + 26'R_54 + 27'R_55 + 28'R_56 + 29'R_57 + 30'R_58 + 31'R_59 = 457
invariant :P_8_1 + P_8_2 + P_8_3 + P_8_4 + P_8_5 + P_8_6 + P_8_7 + P_8_8 + P_8_9 + P_8_10 + P_8_11 + P_8_12 + P_8_13 + P_8_14 + P_8_15 + P_8_16 + P_8_17 + P_8_18 + P_8_19 + P_8_20 + P_8_21 + P_8_22 + P_8_23 + P_8_24 + P_8_25 + P_8_26 + P_8_27 + P_8_28 + P_9_2 + P_9_3 + P_9_4 + P_9_5 + P_9_6 + P_9_7 + P_9_8 + P_9_9 + P_9_10 + P_9_11 + P_9_12 + P_9_13 + P_9_14 + P_9_15 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_9_23 + P_9_24 + P_9_25 + P_9_26 + P_9_27 + P_10_3 + P_10_4 + P_10_5 + P_10_6 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_10_25 + P_10_26 + P_11_4 + P_11_5 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_12_5 + P_12_6 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_21_14 + P_21_15 + -1'P_23_14 + -1'P_23_15 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + cX_8 + cX_9 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_37 + -1'L_38 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_38 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -22
invariant :P_5_1 + P_5_2 + P_5_3 + P_5_4 + P_5_5 + P_5_6 + P_5_7 + P_5_8 + P_5_9 + P_5_10 + P_5_11 + P_5_12 + P_5_13 + P_5_14 + P_5_15 + P_5_16 + P_5_17 + P_5_18 + P_5_19 + P_5_20 + P_5_21 + P_5_22 + P_5_23 + P_5_24 + P_5_25 + P_5_26 + P_5_27 + P_5_28 + P_6_2 + P_6_3 + P_6_4 + P_6_5 + P_6_6 + P_6_7 + P_6_8 + P_6_9 + P_6_10 + P_6_11 + P_6_12 + P_6_13 + P_6_14 + P_6_15 + P_6_16 + P_6_17 + P_6_18 + P_6_19 + P_6_20 + P_6_21 + P_6_22 + P_6_23 + P_6_24 + P_6_25 + P_6_26 + P_6_27 + P_7_3 + P_7_4 + P_7_5 + P_7_6 + P_7_7 + P_7_8 + P_7_9 + P_7_10 + P_7_11 + P_7_12 + P_7_13 + P_7_14 + P_7_15 + P_7_16 + P_7_17 + P_7_18 + P_7_19 + P_7_20 + P_7_21 + P_7_22 + P_7_23 + P_7_24 + P_7_25 + P_7_26 + P_8_4 + P_8_5 + P_8_6 + P_8_7 + P_8_8 + P_8_9 + P_8_10 + P_8_11 + P_8_12 + P_8_13 + P_8_14 + P_8_15 + P_8_16 + P_8_17 + P_8_18 + P_8_19 + P_8_20 + P_8_21 + P_8_22 + P_8_23 + P_8_24 + P_8_25 + P_9_5 + P_9_6 + P_9_7 + P_9_8 + P_9_9 + P_9_10 + P_9_11 + P_9_12 + P_9_13 + P_9_14 + P_9_15 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_9_23 + P_9_24 + P_10_6 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_18_14 + P_18_15 + -1'P_20_14 + -1'P_20_15 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + cX_5 + cX_6 + cX_7 + cX_8 + cX_9 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_34 + -1'L_35 + -1'L_36 + -1'L_37 + -1'L_38 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_35 + -1'R_36 + -1'R_37 + -1'R_38 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -25
invariant :P_0_6 + P_3_6 + P_4_5 + P_4_6 + P_4_7 + P_5_4 + P_5_5 + 2'P_5_6 + P_5_7 + P_5_8 + P_6_3 + P_6_4 + 2'P_6_5 + 2'P_6_6 + 2'P_6_7 + P_6_8 + P_6_9 + P_7_2 + P_7_3 + 2'P_7_4 + 2'P_7_5 + 3'P_7_6 + 2'P_7_7 + 2'P_7_8 + P_7_9 + P_7_10 + P_8_3 + P_8_4 + 2'P_8_5 + 2'P_8_6 + 2'P_8_7 + P_8_8 + P_8_9 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_8_26 + -1'P_8_27 + -1'P_8_28 + P_9_4 + P_9_5 + 2'P_9_6 + P_9_7 + P_9_8 + -1'P_9_11 + -1'P_9_12 + -2'P_9_13 + -2'P_9_14 + -2'P_9_15 + -2'P_9_16 + -2'P_9_17 + -2'P_9_18 + -2'P_9_19 + -2'P_9_20 + -2'P_9_21 + -2'P_9_22 + -2'P_9_23 + -2'P_9_24 + -2'P_9_25 + -2'P_9_26 + -2'P_9_27 + -1'P_9_28 + P_10_5 + P_10_6 + P_10_7 + -1'P_10_10 + -1'P_10_11 + -2'P_10_12 + -2'P_10_13 + -3'P_10_14 + -3'P_10_15 + -3'P_10_16 + -3'P_10_17 + -3'P_10_18 + -3'P_10_19 + -3'P_10_20 + -3'P_10_21 + -3'P_10_22 + -3'P_10_23 + -3'P_10_24 + -3'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + P_11_6 + -1'P_11_9 + -1'P_11_10 + -2'P_11_11 + -2'P_11_12 + -3'P_11_13 + -3'P_11_14 + -4'P_11_15 + -4'P_11_16 + -4'P_11_17 + -4'P_11_18 + -4'P_11_19 + -4'P_11_20 + -4'P_11_21 + -4'P_11_22 + -4'P_11_23 + -4'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_8 + -1'P_12_9 + -2'P_12_10 + -2'P_12_11 + -3'P_12_12 + -3'P_12_13 + -4'P_12_14 + -4'P_12_15 + -5'P_12_16 + -5'P_12_17 + -5'P_12_18 + -5'P_12_19 + -5'P_12_20 + -5'P_12_21 + -5'P_12_22 + -5'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_7 + -1'P_13_8 + -2'P_13_9 + -2'P_13_10 + -3'P_13_11 + -3'P_13_12 + -4'P_13_13 + -4'P_13_14 + -5'P_13_15 + -5'P_13_16 + -6'P_13_17 + -6'P_13_18 + -6'P_13_19 + -6'P_13_20 + -6'P_13_21 + -6'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_7 + -2'P_14_8 + -2'P_14_9 + -3'P_14_10 + -3'P_14_11 + -4'P_14_12 + -4'P_14_13 + -5'P_14_14 + -5'P_14_15 + -6'P_14_16 + -6'P_14_17 + -7'P_14_18 + -7'P_14_19 + -7'P_14_20 + -7'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_7 + -2'P_15_8 + -3'P_15_9 + -3'P_15_10 + -4'P_15_11 + -4'P_15_12 + -5'P_15_13 + -5'P_15_14 + -6'P_15_15 + -6'P_15_16 + -7'P_15_17 + -7'P_15_18 + -8'P_15_19 + -8'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_7 + -2'P_16_8 + -3'P_16_9 + -4'P_16_10 + -4'P_16_11 + -5'P_16_12 + -5'P_16_13 + -6'P_16_14 + -6'P_16_15 + -7'P_16_16 + -7'P_16_17 + -8'P_16_18 + -8'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_7 + -2'P_17_8 + -3'P_17_9 + -4'P_17_10 + -5'P_17_11 + -5'P_17_12 + -6'P_17_13 + -6'P_17_14 + -7'P_17_15 + -7'P_17_16 + -8'P_17_17 + -8'P_17_18 + -9'P_17_19 + -8'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_7 + -2'P_18_8 + -3'P_18_9 + -4'P_18_10 + -5'P_18_11 + -6'P_18_12 + -6'P_18_13 + -7'P_18_14 + -7'P_18_15 + -8'P_18_16 + -8'P_18_17 + -9'P_18_18 + -8'P_18_19 + -8'P_18_20 + -7'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_7 + -2'P_19_8 + -3'P_19_9 + -4'P_19_10 + -5'P_19_11 + -6'P_19_12 + -7'P_19_13 + -7'P_19_14 + -8'P_19_15 + -8'P_19_16 + -9'P_19_17 + -8'P_19_18 + -8'P_19_19 + -7'P_19_20 + -7'P_19_21 + -6'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_7 + -2'P_20_8 + -3'P_20_9 + -4'P_20_10 + -5'P_20_11 + -6'P_20_12 + -7'P_20_13 + -8'P_20_14 + -8'P_20_15 + -9'P_20_16 + -8'P_20_17 + -8'P_20_18 + -7'P_20_19 + -7'P_20_20 + -6'P_20_21 + -6'P_20_22 + -5'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_7 + -2'P_21_8 + -3'P_21_9 + -4'P_21_10 + -5'P_21_11 + -6'P_21_12 + -7'P_21_13 + -8'P_21_14 + -9'P_21_15 + -8'P_21_16 + -8'P_21_17 + -7'P_21_18 + -7'P_21_19 + -6'P_21_20 + -6'P_21_21 + -5'P_21_22 + -5'P_21_23 + -4'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_7 + -2'P_22_8 + -3'P_22_9 + -4'P_22_10 + -5'P_22_11 + -6'P_22_12 + -7'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -7'P_22_17 + -7'P_22_18 + -6'P_22_19 + -6'P_22_20 + -5'P_22_21 + -5'P_22_22 + -4'P_22_23 + -4'P_22_24 + -3'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_7 + -2'P_23_8 + -3'P_23_9 + -4'P_23_10 + -5'P_23_11 + -6'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -6'P_23_18 + -6'P_23_19 + -5'P_23_20 + -5'P_23_21 + -4'P_23_22 + -4'P_23_23 + -3'P_23_24 + -3'P_23_25 + -2'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_7 + -2'P_24_8 + -3'P_24_9 + -4'P_24_10 + -5'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -5'P_24_19 + -5'P_24_20 + -4'P_24_21 + -4'P_24_22 + -3'P_24_23 + -3'P_24_24 + -2'P_24_25 + -2'P_24_26 + -1'P_24_27 + -1'P_24_28 + -1'P_25_7 + -2'P_25_8 + -3'P_25_9 + -4'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -4'P_25_20 + -4'P_25_21 + -3'P_25_22 + -3'P_25_23 + -2'P_25_24 + -2'P_25_25 + -1'P_25_26 + -1'P_25_27 + -1'P_26_7 + -2'P_26_8 + -3'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -3'P_26_21 + -3'P_26_22 + -2'P_26_23 + -2'P_26_24 + -1'P_26_25 + -1'P_26_26 + -1'P_27_7 + -2'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -2'P_27_22 + -2'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'cX_8 + -2'cX_9 + -3'cX_10 + -4'cX_11 + -5'cX_12 + -6'cX_13 + -7'cX_14 + -8'cX_15 + -9'cX_16 + -10'cX_17 + -11'cX_18 + -12'cX_19 + -13'cX_20 + -14'cX_21 + -15'cX_22 + -16'cX_23 + -17'cX_24 + -18'cX_25 + -19'cX_26 + -20'cX_27 + -21'cX_28 + -22'cX_29 + -1'cY_7 + -2'cY_8 + -3'cY_9 + -4'cY_10 + -5'cY_11 + -6'cY_12 + -7'cY_13 + -8'cY_14 + -9'cY_15 + -10'cY_16 + -11'cY_17 + -12'cY_18 + -13'cY_19 + -14'cY_20 + -15'cY_21 + -16'cY_22 + -17'cY_23 + -18'cY_24 + -19'cY_25 + -20'cY_26 + -21'cY_27 + -22'cY_28 + -23'cY_29 + 12'L_0 + 12'L_1 + 11'L_2 + 11'L_3 + 10'L_4 + 10'L_5 + 9'L_6 + 9'L_7 + 8'L_8 + 8'L_9 + 7'L_10 + 7'L_11 + 6'L_12 + 6'L_13 + 5'L_14 + 5'L_15 + 4'L_16 + 4'L_17 + 3'L_18 + 3'L_19 + 2'L_20 + 2'L_21 + L_22 + L_23 + L_37 + L_38 + 2'L_39 + 2'L_40 + 3'L_41 + 3'L_42 + 4'L_43 + 4'L_44 + 5'L_45 + 5'L_46 + 6'L_47 + 6'L_48 + 7'L_49 + 7'L_50 + 8'L_51 + 8'L_52 + 9'L_53 + 9'L_54 + 10'L_55 + 10'L_56 + 11'L_57 + 11'L_58 + R_10 + R_11 + 2'R_12 + 2'R_13 + 3'R_14 + 3'R_15 + 4'R_16 + 4'R_17 + 5'R_18 + 5'R_19 + 6'R_20 + 6'R_21 + 7'R_22 + 7'R_23 + 8'R_24 + 8'R_25 + 9'R_26 + 9'R_27 + 10'R_28 + 10'R_29 + 11'R_30 + 11'R_31 + 12'R_32 + 12'R_33 + 13'R_34 + 13'R_35 + 14'R_36 + 14'R_37 + 16'R_38 + 17'R_39 + 19'R_40 + 20'R_41 + 22'R_42 + 23'R_43 + 25'R_44 + 26'R_45 + 28'R_46 + 29'R_47 + 31'R_48 + 32'R_49 + 34'R_50 + 35'R_51 + 37'R_52 + 38'R_53 + 40'R_54 + 41'R_55 + 42'R_56 + 43'R_57 + 44'R_58 + 45'R_59 = 656
invariant :P_20_0 + -1'P_21_2 + -1'P_21_3 + -1'P_21_4 + -1'P_21_5 + -1'P_21_6 + -1'P_21_7 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_21_24 + -1'P_21_25 + -1'P_21_26 + -1'P_21_27 + -1'P_21_28 + -1'P_22_3 + -1'P_22_4 + -1'P_22_5 + -1'P_22_6 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_22_26 + -1'P_22_27 + -1'P_23_4 + -1'P_23_5 + -1'P_23_6 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_24_5 + -1'P_24_6 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 10
invariant :P_5_0 + -1'P_6_2 + -1'P_6_3 + -1'P_6_4 + -1'P_6_5 + -1'P_6_6 + -1'P_6_7 + -1'P_6_8 + -1'P_6_9 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_6_26 + -1'P_6_27 + -1'P_6_28 + -1'P_7_3 + -1'P_7_4 + -1'P_7_5 + -1'P_7_6 + -1'P_7_7 + -1'P_7_8 + -1'P_7_9 + -1'P_7_10 + -1'P_7_11 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_7_25 + -1'P_7_26 + -1'P_7_27 + -1'P_8_4 + -1'P_8_5 + -1'P_8_6 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_8_26 + -1'P_9_5 + -1'P_9_6 + -1'P_9_7 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_10_6 + -1'P_10_7 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_11_7 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_19_15 + P_20_15 + P_21_14 + P_21_15 + P_21_16 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + -1'cX_6 + -1'cX_7 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_34 + L_35 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_36 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 25
invariant :P_7_1 + P_7_2 + P_7_3 + P_7_4 + P_7_5 + P_7_6 + P_7_7 + P_7_8 + P_7_9 + P_7_10 + P_7_11 + P_7_12 + P_7_13 + P_7_14 + P_7_15 + P_7_16 + P_7_17 + P_7_18 + P_7_19 + P_7_20 + P_7_21 + P_7_22 + P_7_23 + P_7_24 + P_7_25 + P_7_26 + P_7_27 + P_7_28 + P_8_2 + P_8_3 + P_8_4 + P_8_5 + P_8_6 + P_8_7 + P_8_8 + P_8_9 + P_8_10 + P_8_11 + P_8_12 + P_8_13 + P_8_14 + P_8_15 + P_8_16 + P_8_17 + P_8_18 + P_8_19 + P_8_20 + P_8_21 + P_8_22 + P_8_23 + P_8_24 + P_8_25 + P_8_26 + P_8_27 + P_9_3 + P_9_4 + P_9_5 + P_9_6 + P_9_7 + P_9_8 + P_9_9 + P_9_10 + P_9_11 + P_9_12 + P_9_13 + P_9_14 + P_9_15 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_9_23 + P_9_24 + P_9_25 + P_9_26 + P_10_4 + P_10_5 + P_10_6 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_10_25 + P_11_5 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_12_6 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_20_14 + P_20_15 + -1'P_22_14 + -1'P_22_15 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + cX_7 + cX_8 + cX_9 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_36 + -1'L_37 + -1'L_38 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_37 + -1'R_38 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -23
invariant :P_10_0 + -1'P_11_2 + -1'P_11_3 + -1'P_11_4 + -1'P_11_5 + -1'P_11_6 + -1'P_11_7 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_11_26 + -1'P_11_27 + -1'P_11_28 + -1'P_12_3 + -1'P_12_4 + -1'P_12_5 + -1'P_12_6 + -1'P_12_7 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_12_26 + -1'P_12_27 + -1'P_13_4 + -1'P_13_5 + -1'P_13_6 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_14_5 + -1'P_14_6 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_14_24 + -1'P_14_25 + -1'P_15_6 + -1'P_15_7 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_15_24 + -1'P_16_7 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_24_15 + P_25_15 + P_26_14 + P_26_15 + P_26_16 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 20
invariant :P_1_8 + -1'P_3_7 + -1'P_3_8 + -1'P_3_9 + -1'P_4_6 + -2'P_4_7 + -2'P_4_8 + -2'P_4_9 + -1'P_4_10 + -1'P_5_5 + -2'P_5_6 + -3'P_5_7 + -3'P_5_8 + -3'P_5_9 + -2'P_5_10 + -1'P_5_11 + -1'P_6_4 + -2'P_6_5 + -3'P_6_6 + -4'P_6_7 + -4'P_6_8 + -4'P_6_9 + -3'P_6_10 + -2'P_6_11 + -1'P_6_12 + -1'P_7_3 + -2'P_7_4 + -3'P_7_5 + -4'P_7_6 + -5'P_7_7 + -5'P_7_8 + -5'P_7_9 + -4'P_7_10 + -3'P_7_11 + -2'P_7_12 + -1'P_7_13 + -1'P_8_2 + -2'P_8_3 + -3'P_8_4 + -4'P_8_5 + -5'P_8_6 + -6'P_8_7 + -6'P_8_8 + -6'P_8_9 + -5'P_8_10 + -4'P_8_11 + -3'P_8_12 + -2'P_8_13 + -1'P_8_14 + -1'P_9_2 + -2'P_9_3 + -3'P_9_4 + -4'P_9_5 + -5'P_9_6 + -6'P_9_7 + -6'P_9_8 + -6'P_9_9 + -5'P_9_10 + -4'P_9_11 + -3'P_9_12 + -2'P_9_13 + -1'P_9_14 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_9_23 + P_9_24 + P_9_25 + P_9_26 + P_9_27 + P_9_28 + -1'P_10_3 + -2'P_10_4 + -3'P_10_5 + -4'P_10_6 + -5'P_10_7 + -5'P_10_8 + -5'P_10_9 + -4'P_10_10 + -3'P_10_11 + -2'P_10_12 + -1'P_10_13 + P_10_15 + 2'P_10_16 + 3'P_10_17 + 3'P_10_18 + 3'P_10_19 + 3'P_10_20 + 3'P_10_21 + 3'P_10_22 + 3'P_10_23 + 3'P_10_24 + 3'P_10_25 + 3'P_10_26 + 3'P_10_27 + 2'P_10_28 + -1'P_11_4 + -2'P_11_5 + -3'P_11_6 + -4'P_11_7 + -4'P_11_8 + -4'P_11_9 + -3'P_11_10 + -2'P_11_11 + -1'P_11_12 + P_11_14 + 2'P_11_15 + 3'P_11_16 + 4'P_11_17 + 5'P_11_18 + 5'P_11_19 + 5'P_11_20 + 5'P_11_21 + 5'P_11_22 + 5'P_11_23 + 5'P_11_24 + 5'P_11_25 + 5'P_11_26 + 4'P_11_27 + 2'P_11_28 + -1'P_12_5 + -2'P_12_6 + -3'P_12_7 + -3'P_12_8 + -3'P_12_9 + -2'P_12_10 + -1'P_12_11 + P_12_13 + 2'P_12_14 + 3'P_12_15 + 4'P_12_16 + 5'P_12_17 + 6'P_12_18 + 7'P_12_19 + 7'P_12_20 + 7'P_12_21 + 7'P_12_22 + 7'P_12_23 + 7'P_12_24 + 7'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + -1'P_13_6 + -2'P_13_7 + -2'P_13_8 + -2'P_13_9 + -1'P_13_10 + P_13_12 + 2'P_13_13 + 3'P_13_14 + 4'P_13_15 + 5'P_13_16 + 6'P_13_17 + 7'P_13_18 + 8'P_13_19 + 9'P_13_20 + 9'P_13_21 + 9'P_13_22 + 9'P_13_23 + 9'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + P_14_11 + 2'P_14_12 + 3'P_14_13 + 4'P_14_14 + 5'P_14_15 + 6'P_14_16 + 7'P_14_17 + 8'P_14_18 + 9'P_14_19 + 10'P_14_20 + 11'P_14_21 + 11'P_14_22 + 11'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_10 + 2'P_15_11 + 3'P_15_12 + 4'P_15_13 + 5'P_15_14 + 6'P_15_15 + 7'P_15_16 + 8'P_15_17 + 9'P_15_18 + 10'P_15_19 + 11'P_15_20 + 12'P_15_21 + 13'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_8 + P_16_9 + 2'P_16_10 + 3'P_16_11 + 4'P_16_12 + 5'P_16_13 + 6'P_16_14 + 7'P_16_15 + 8'P_16_16 + 9'P_16_17 + 10'P_16_18 + 11'P_16_19 + 12'P_16_20 + 13'P_16_21 + 13'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_8 + 2'P_17_9 + 3'P_17_10 + 4'P_17_11 + 5'P_17_12 + 6'P_17_13 + 7'P_17_14 + 8'P_17_15 + 9'P_17_16 + 10'P_17_17 + 11'P_17_18 + 12'P_17_19 + 13'P_17_20 + 13'P_17_21 + 12'P_17_22 + 11'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_8 + 2'P_18_9 + 4'P_18_10 + 5'P_18_11 + 6'P_18_12 + 7'P_18_13 + 8'P_18_14 + 9'P_18_15 + 10'P_18_16 + 11'P_18_17 + 12'P_18_18 + 13'P_18_19 + 13'P_18_20 + 12'P_18_21 + 11'P_18_22 + 10'P_18_23 + 9'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_8 + 2'P_19_9 + 4'P_19_10 + 6'P_19_11 + 7'P_19_12 + 8'P_19_13 + 9'P_19_14 + 10'P_19_15 + 11'P_19_16 + 12'P_19_17 + 13'P_19_18 + 13'P_19_19 + 12'P_19_20 + 11'P_19_21 + 10'P_19_22 + 9'P_19_23 + 8'P_19_24 + 7'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_8 + 2'P_20_9 + 4'P_20_10 + 6'P_20_11 + 8'P_20_12 + 9'P_20_13 + 10'P_20_14 + 11'P_20_15 + 12'P_20_16 + 13'P_20_17 + 13'P_20_18 + 12'P_20_19 + 11'P_20_20 + 10'P_20_21 + 9'P_20_22 + 8'P_20_23 + 7'P_20_24 + 6'P_20_25 + 5'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_8 + 2'P_21_9 + 4'P_21_10 + 6'P_21_11 + 8'P_21_12 + 10'P_21_13 + 11'P_21_14 + 12'P_21_15 + 13'P_21_16 + 13'P_21_17 + 12'P_21_18 + 11'P_21_19 + 10'P_21_20 + 9'P_21_21 + 8'P_21_22 + 7'P_21_23 + 6'P_21_24 + 5'P_21_25 + 4'P_21_26 + 3'P_21_27 + 2'P_21_28 + P_22_8 + 2'P_22_9 + 4'P_22_10 + 6'P_22_11 + 8'P_22_12 + 10'P_22_13 + 12'P_22_14 + 13'P_22_15 + 13'P_22_16 + 12'P_22_17 + 11'P_22_18 + 10'P_22_19 + 9'P_22_20 + 8'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_8 + 2'P_23_9 + 4'P_23_10 + 6'P_23_11 + 8'P_23_12 + 10'P_23_13 + 12'P_23_14 + 13'P_23_15 + 12'P_23_16 + 11'P_23_17 + 10'P_23_18 + 9'P_23_19 + 8'P_23_20 + 7'P_23_21 + 6'P_23_22 + 5'P_23_23 + 4'P_23_24 + 3'P_23_25 + 2'P_23_26 + P_23_27 + P_24_8 + 2'P_24_9 + 4'P_24_10 + 6'P_24_11 + 8'P_24_12 + 10'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 10'P_24_17 + 9'P_24_18 + 8'P_24_19 + 7'P_24_20 + 6'P_24_21 + 5'P_24_22 + 4'P_24_23 + 3'P_24_24 + 2'P_24_25 + P_24_26 + P_25_8 + 2'P_25_9 + 4'P_25_10 + 6'P_25_11 + 8'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 8'P_25_18 + 7'P_25_19 + 6'P_25_20 + 5'P_25_21 + 4'P_25_22 + 3'P_25_23 + 2'P_25_24 + P_25_25 + P_26_8 + 2'P_26_9 + 4'P_26_10 + 6'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 6'P_26_19 + 5'P_26_20 + 4'P_26_21 + 3'P_26_22 + 2'P_26_23 + P_26_24 + P_27_8 + 2'P_27_9 + 4'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 4'P_27_20 + 3'P_27_21 + 2'P_27_22 + P_27_23 + P_28_8 + 2'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 2'P_28_21 + P_28_22 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + cX_9 + 3'cX_10 + 5'cX_11 + 7'cX_12 + 9'cX_13 + 11'cX_14 + 13'cX_15 + 15'cX_16 + 17'cX_17 + 19'cX_18 + 21'cX_19 + 23'cX_20 + 25'cX_21 + 27'cX_22 + 29'cX_23 + 31'cX_24 + 33'cX_25 + 35'cX_26 + 37'cX_27 + 39'cX_28 + 41'cX_29 + cY_8 + 2'cY_9 + 4'cY_10 + 6'cY_11 + 8'cY_12 + 10'cY_13 + 12'cY_14 + 14'cY_15 + 16'cY_16 + 18'cY_17 + 20'cY_18 + 22'cY_19 + 24'cY_20 + 26'cY_21 + 28'cY_22 + 30'cY_23 + 32'cY_24 + 34'cY_25 + 36'cY_26 + 38'cY_27 + 40'cY_28 + 42'cY_29 + -22'L_0 + -21'L_1 + -20'L_2 + -19'L_3 + -18'L_4 + -17'L_5 + -16'L_6 + -15'L_7 + -14'L_8 + -13'L_9 + -12'L_10 + -11'L_11 + -10'L_12 + -9'L_13 + -8'L_14 + -7'L_15 + -6'L_16 + -5'L_17 + -4'L_18 + -3'L_19 + -2'L_20 + -1'L_21 + -1'L_38 + -2'L_39 + -3'L_40 + -4'L_41 + -5'L_42 + -6'L_43 + -7'L_44 + -8'L_45 + -9'L_46 + -10'L_47 + -11'L_48 + -12'L_49 + -13'L_50 + -14'L_51 + -15'L_52 + -16'L_53 + -17'L_54 + -18'L_55 + -19'L_56 + -20'L_57 + -21'L_58 + -1'R_11 + -2'R_12 + -3'R_13 + -4'R_14 + -5'R_15 + -6'R_16 + -7'R_17 + -8'R_18 + -9'R_19 + -10'R_20 + -11'R_21 + -12'R_22 + -13'R_23 + -14'R_24 + -15'R_25 + -16'R_26 + -17'R_27 + -18'R_28 + -19'R_29 + -20'R_30 + -21'R_31 + -22'R_32 + -23'R_33 + -24'R_34 + -25'R_35 + -26'R_36 + -27'R_37 + -28'R_38 + -30'R_39 + -33'R_40 + -36'R_41 + -39'R_42 + -42'R_43 + -45'R_44 + -48'R_45 + -51'R_46 + -54'R_47 + -57'R_48 + -60'R_49 + -63'R_50 + -66'R_51 + -69'R_52 + -71'R_53 + -73'R_54 + -75'R_55 + -77'R_56 + -79'R_57 + -81'R_58 + -83'R_59 = -1218
invariant :P_1_3 + -1'P_3_2 + -1'P_3_3 + -1'P_3_4 + -1'P_4_2 + -1'P_4_3 + -1'P_4_4 + P_4_6 + P_4_7 + P_4_8 + P_4_9 + P_4_10 + P_4_11 + P_4_12 + P_4_13 + P_4_14 + P_4_15 + P_4_16 + P_4_17 + P_4_18 + P_4_19 + P_4_20 + P_4_21 + P_4_22 + P_4_23 + P_4_24 + P_4_25 + P_4_26 + P_4_27 + P_4_28 + P_5_5 + 2'P_5_6 + 3'P_5_7 + 3'P_5_8 + 3'P_5_9 + 3'P_5_10 + 3'P_5_11 + 3'P_5_12 + 3'P_5_13 + 3'P_5_14 + 3'P_5_15 + 3'P_5_16 + 3'P_5_17 + 3'P_5_18 + 3'P_5_19 + 3'P_5_20 + 3'P_5_21 + 3'P_5_22 + 3'P_5_23 + 3'P_5_24 + 3'P_5_25 + 3'P_5_26 + 3'P_5_27 + 2'P_5_28 + P_6_3 + P_6_4 + 2'P_6_5 + 3'P_6_6 + 4'P_6_7 + 5'P_6_8 + 5'P_6_9 + 5'P_6_10 + 5'P_6_11 + 5'P_6_12 + 5'P_6_13 + 5'P_6_14 + 5'P_6_15 + 5'P_6_16 + 5'P_6_17 + 5'P_6_18 + 5'P_6_19 + 5'P_6_20 + 5'P_6_21 + 5'P_6_22 + 5'P_6_23 + 5'P_6_24 + 5'P_6_25 + 5'P_6_26 + 4'P_6_27 + 2'P_6_28 + P_7_3 + 2'P_7_4 + 3'P_7_5 + 4'P_7_6 + 5'P_7_7 + 6'P_7_8 + 7'P_7_9 + 7'P_7_10 + 7'P_7_11 + 7'P_7_12 + 7'P_7_13 + 7'P_7_14 + 7'P_7_15 + 7'P_7_16 + 7'P_7_17 + 7'P_7_18 + 7'P_7_19 + 7'P_7_20 + 7'P_7_21 + 7'P_7_22 + 7'P_7_23 + 7'P_7_24 + 7'P_7_25 + 6'P_7_26 + 4'P_7_27 + 2'P_7_28 + P_8_3 + 2'P_8_4 + 4'P_8_5 + 5'P_8_6 + 6'P_8_7 + 7'P_8_8 + 8'P_8_9 + 9'P_8_10 + 9'P_8_11 + 9'P_8_12 + 9'P_8_13 + 9'P_8_14 + 9'P_8_15 + 9'P_8_16 + 9'P_8_17 + 9'P_8_18 + 9'P_8_19 + 9'P_8_20 + 9'P_8_21 + 9'P_8_22 + 9'P_8_23 + 9'P_8_24 + 8'P_8_25 + 6'P_8_26 + 4'P_8_27 + 2'P_8_28 + P_9_3 + 2'P_9_4 + 4'P_9_5 + 6'P_9_6 + 7'P_9_7 + 8'P_9_8 + 9'P_9_9 + 10'P_9_10 + 11'P_9_11 + 11'P_9_12 + 11'P_9_13 + 11'P_9_14 + 11'P_9_15 + 11'P_9_16 + 11'P_9_17 + 11'P_9_18 + 11'P_9_19 + 11'P_9_20 + 11'P_9_21 + 11'P_9_22 + 11'P_9_23 + 10'P_9_24 + 8'P_9_25 + 6'P_9_26 + 4'P_9_27 + 2'P_9_28 + P_10_3 + 2'P_10_4 + 4'P_10_5 + 6'P_10_6 + 8'P_10_7 + 9'P_10_8 + 10'P_10_9 + 11'P_10_10 + 12'P_10_11 + 13'P_10_12 + 13'P_10_13 + 13'P_10_14 + 13'P_10_15 + 13'P_10_16 + 13'P_10_17 + 13'P_10_18 + 13'P_10_19 + 13'P_10_20 + 13'P_10_21 + 13'P_10_22 + 12'P_10_23 + 10'P_10_24 + 8'P_10_25 + 6'P_10_26 + 4'P_10_27 + 2'P_10_28 + P_11_3 + 2'P_11_4 + 4'P_11_5 + 6'P_11_6 + 8'P_11_7 + 10'P_11_8 + 11'P_11_9 + 12'P_11_10 + 13'P_11_11 + 14'P_11_12 + 15'P_11_13 + 15'P_11_14 + 15'P_11_15 + 15'P_11_16 + 15'P_11_17 + 15'P_11_18 + 15'P_11_19 + 15'P_11_20 + 15'P_11_21 + 14'P_11_22 + 12'P_11_23 + 10'P_11_24 + 8'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + P_12_3 + 2'P_12_4 + 4'P_12_5 + 6'P_12_6 + 8'P_12_7 + 10'P_12_8 + 12'P_12_9 + 13'P_12_10 + 14'P_12_11 + 15'P_12_12 + 16'P_12_13 + 17'P_12_14 + 17'P_12_15 + 17'P_12_16 + 17'P_12_17 + 17'P_12_18 + 17'P_12_19 + 17'P_12_20 + 16'P_12_21 + 14'P_12_22 + 12'P_12_23 + 10'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_3 + 2'P_13_4 + 4'P_13_5 + 6'P_13_6 + 8'P_13_7 + 10'P_13_8 + 12'P_13_9 + 14'P_13_10 + 15'P_13_11 + 16'P_13_12 + 17'P_13_13 + 18'P_13_14 + 19'P_13_15 + 19'P_13_16 + 19'P_13_17 + 19'P_13_18 + 19'P_13_19 + 18'P_13_20 + 16'P_13_21 + 14'P_13_22 + 12'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_3 + 2'P_14_4 + 4'P_14_5 + 6'P_14_6 + 8'P_14_7 + 10'P_14_8 + 12'P_14_9 + 14'P_14_10 + 16'P_14_11 + 17'P_14_12 + 18'P_14_13 + 19'P_14_14 + 20'P_14_15 + 21'P_14_16 + 21'P_14_17 + 21'P_14_18 + 20'P_14_19 + 18'P_14_20 + 16'P_14_21 + 14'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_3 + 2'P_15_4 + 4'P_15_5 + 6'P_15_6 + 8'P_15_7 + 10'P_15_8 + 12'P_15_9 + 14'P_15_10 + 16'P_15_11 + 18'P_15_12 + 19'P_15_13 + 20'P_15_14 + 21'P_15_15 + 22'P_15_16 + 23'P_15_17 + 22'P_15_18 + 20'P_15_19 + 18'P_15_20 + 16'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_3 + 2'P_16_4 + 4'P_16_5 + 6'P_16_6 + 8'P_16_7 + 10'P_16_8 + 12'P_16_9 + 14'P_16_10 + 16'P_16_11 + 18'P_16_12 + 20'P_16_13 + 21'P_16_14 + 22'P_16_15 + 23'P_16_16 + 23'P_16_17 + 22'P_16_18 + 20'P_16_19 + 18'P_16_20 + 16'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_3 + 2'P_17_4 + 4'P_17_5 + 6'P_17_6 + 8'P_17_7 + 10'P_17_8 + 12'P_17_9 + 14'P_17_10 + 16'P_17_11 + 18'P_17_12 + 20'P_17_13 + 22'P_17_14 + 23'P_17_15 + 23'P_17_16 + 22'P_17_17 + 21'P_17_18 + 20'P_17_19 + 18'P_17_20 + 16'P_17_21 + 14'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_3 + 2'P_18_4 + 4'P_18_5 + 6'P_18_6 + 8'P_18_7 + 10'P_18_8 + 12'P_18_9 + 14'P_18_10 + 16'P_18_11 + 18'P_18_12 + 20'P_18_13 + 22'P_18_14 + 23'P_18_15 + 22'P_18_16 + 21'P_18_17 + 20'P_18_18 + 19'P_18_19 + 18'P_18_20 + 16'P_18_21 + 14'P_18_22 + 12'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_3 + 2'P_19_4 + 4'P_19_5 + 6'P_19_6 + 8'P_19_7 + 10'P_19_8 + 12'P_19_9 + 14'P_19_10 + 16'P_19_11 + 18'P_19_12 + 20'P_19_13 + 21'P_19_14 + 21'P_19_15 + 21'P_19_16 + 20'P_19_17 + 19'P_19_18 + 18'P_19_19 + 17'P_19_20 + 16'P_19_21 + 14'P_19_22 + 12'P_19_23 + 10'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_3 + 2'P_20_4 + 4'P_20_5 + 6'P_20_6 + 8'P_20_7 + 10'P_20_8 + 12'P_20_9 + 14'P_20_10 + 16'P_20_11 + 18'P_20_12 + 19'P_20_13 + 19'P_20_14 + 19'P_20_15 + 19'P_20_16 + 19'P_20_17 + 18'P_20_18 + 17'P_20_19 + 16'P_20_20 + 15'P_20_21 + 14'P_20_22 + 12'P_20_23 + 10'P_20_24 + 8'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_3 + 2'P_21_4 + 4'P_21_5 + 6'P_21_6 + 8'P_21_7 + 10'P_21_8 + 12'P_21_9 + 14'P_21_10 + 16'P_21_11 + 17'P_21_12 + 17'P_21_13 + 17'P_21_14 + 17'P_21_15 + 17'P_21_16 + 17'P_21_17 + 17'P_21_18 + 16'P_21_19 + 15'P_21_20 + 14'P_21_21 + 13'P_21_22 + 12'P_21_23 + 10'P_21_24 + 8'P_21_25 + 6'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_3 + 2'P_22_4 + 4'P_22_5 + 6'P_22_6 + 8'P_22_7 + 10'P_22_8 + 12'P_22_9 + 14'P_22_10 + 15'P_22_11 + 15'P_22_12 + 15'P_22_13 + 15'P_22_14 + 15'P_22_15 + 15'P_22_16 + 15'P_22_17 + 15'P_22_18 + 15'P_22_19 + 14'P_22_20 + 13'P_22_21 + 12'P_22_22 + 11'P_22_23 + 10'P_22_24 + 8'P_22_25 + 6'P_22_26 + 4'P_22_27 + 2'P_22_28 + P_23_3 + 2'P_23_4 + 4'P_23_5 + 6'P_23_6 + 8'P_23_7 + 10'P_23_8 + 12'P_23_9 + 13'P_23_10 + 13'P_23_11 + 13'P_23_12 + 13'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 13'P_23_17 + 13'P_23_18 + 13'P_23_19 + 13'P_23_20 + 12'P_23_21 + 11'P_23_22 + 10'P_23_23 + 9'P_23_24 + 8'P_23_25 + 6'P_23_26 + 4'P_23_27 + 2'P_23_28 + P_24_3 + 2'P_24_4 + 4'P_24_5 + 6'P_24_6 + 8'P_24_7 + 10'P_24_8 + 11'P_24_9 + 11'P_24_10 + 11'P_24_11 + 11'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 11'P_24_18 + 11'P_24_19 + 11'P_24_20 + 11'P_24_21 + 10'P_24_22 + 9'P_24_23 + 8'P_24_24 + 7'P_24_25 + 6'P_24_26 + 4'P_24_27 + 2'P_24_28 + P_25_3 + 2'P_25_4 + 4'P_25_5 + 6'P_25_6 + 8'P_25_7 + 9'P_25_8 + 9'P_25_9 + 9'P_25_10 + 9'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 9'P_25_19 + 9'P_25_20 + 9'P_25_21 + 9'P_25_22 + 8'P_25_23 + 7'P_25_24 + 6'P_25_25 + 5'P_25_26 + 4'P_25_27 + 2'P_25_28 + P_26_3 + 2'P_26_4 + 4'P_26_5 + 6'P_26_6 + 7'P_26_7 + 7'P_26_8 + 7'P_26_9 + 7'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 7'P_26_20 + 7'P_26_21 + 7'P_26_22 + 7'P_26_23 + 6'P_26_24 + 5'P_26_25 + 4'P_26_26 + 3'P_26_27 + 2'P_26_28 + P_27_3 + 2'P_27_4 + 4'P_27_5 + 5'P_27_6 + 5'P_27_7 + 5'P_27_8 + 5'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 5'P_27_21 + 5'P_27_22 + 5'P_27_23 + 5'P_27_24 + 4'P_27_25 + 3'P_27_26 + 2'P_27_27 + P_27_28 + P_28_3 + 2'P_28_4 + 3'P_28_5 + 3'P_28_6 + 3'P_28_7 + 3'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 3'P_28_22 + 3'P_28_23 + 3'P_28_24 + 3'P_28_25 + 2'P_28_26 + P_28_27 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + cX_4 + 3'cX_5 + 5'cX_6 + 7'cX_7 + 9'cX_8 + 11'cX_9 + 13'cX_10 + 15'cX_11 + 17'cX_12 + 19'cX_13 + 21'cX_14 + 23'cX_15 + 25'cX_16 + 27'cX_17 + 29'cX_18 + 31'cX_19 + 33'cX_20 + 35'cX_21 + 37'cX_22 + 39'cX_23 + 41'cX_24 + 43'cX_25 + 45'cX_26 + 47'cX_27 + 49'cX_28 + 51'cX_29 + cY_3 + 2'cY_4 + 4'cY_5 + 6'cY_6 + 8'cY_7 + 10'cY_8 + 12'cY_9 + 14'cY_10 + 16'cY_11 + 18'cY_12 + 20'cY_13 + 22'cY_14 + 24'cY_15 + 26'cY_16 + 28'cY_17 + 30'cY_18 + 32'cY_19 + 34'cY_20 + 36'cY_21 + 38'cY_22 + 40'cY_23 + 42'cY_24 + 44'cY_25 + 46'cY_26 + 48'cY_27 + 50'cY_28 + 52'cY_29 + -27'L_0 + -26'L_1 + -25'L_2 + -24'L_3 + -23'L_4 + -22'L_5 + -21'L_6 + -20'L_7 + -19'L_8 + -18'L_9 + -17'L_10 + -16'L_11 + -15'L_12 + -14'L_13 + -13'L_14 + -12'L_15 + -11'L_16 + -10'L_17 + -9'L_18 + -8'L_19 + -7'L_20 + -6'L_21 + -5'L_22 + -4'L_23 + -3'L_24 + -2'L_25 + -1'L_26 + -1'L_33 + -2'L_34 + -3'L_35 + -4'L_36 + -5'L_37 + -6'L_38 + -7'L_39 + -8'L_40 + -9'L_41 + -10'L_42 + -11'L_43 + -12'L_44 + -13'L_45 + -14'L_46 + -15'L_47 + -16'L_48 + -17'L_49 + -18'L_50 + -19'L_51 + -20'L_52 + -21'L_53 + -22'L_54 + -23'L_55 + -24'L_56 + -25'L_57 + -26'L_58 + -1'R_6 + -2'R_7 + -3'R_8 + -4'R_9 + -5'R_10 + -6'R_11 + -7'R_12 + -8'R_13 + -9'R_14 + -10'R_15 + -11'R_16 + -12'R_17 + -13'R_18 + -14'R_19 + -15'R_20 + -16'R_21 + -17'R_22 + -18'R_23 + -19'R_24 + -20'R_25 + -21'R_26 + -22'R_27 + -23'R_28 + -24'R_29 + -25'R_30 + -26'R_31 + -27'R_32 + -28'R_33 + -30'R_34 + -33'R_35 + -36'R_36 + -39'R_37 + -42'R_38 + -45'R_39 + -48'R_40 + -51'R_41 + -54'R_42 + -57'R_43 + -60'R_44 + -63'R_45 + -66'R_46 + -69'R_47 + -72'R_48 + -75'R_49 + -78'R_50 + -81'R_51 + -84'R_52 + -87'R_53 + -90'R_54 + -93'R_55 + -96'R_56 + -99'R_57 + -101'R_58 + -103'R_59 = -1508
invariant :P_3_1 + P_3_2 + P_3_3 + P_3_4 + P_3_5 + P_3_6 + P_3_7 + P_3_8 + P_3_9 + P_3_10 + P_3_11 + P_3_12 + P_3_13 + P_3_14 + P_3_15 + P_3_16 + P_3_17 + P_3_18 + P_3_19 + P_3_20 + P_3_21 + P_3_22 + P_3_23 + P_3_24 + P_3_25 + P_3_26 + P_3_27 + P_3_28 + P_4_2 + P_4_3 + P_4_4 + P_4_5 + P_4_6 + P_4_7 + P_4_8 + P_4_9 + P_4_10 + P_4_11 + P_4_12 + P_4_13 + P_4_14 + P_4_15 + P_4_16 + P_4_17 + P_4_18 + P_4_19 + P_4_20 + P_4_21 + P_4_22 + P_4_23 + P_4_24 + P_4_25 + P_4_26 + P_4_27 + P_5_3 + P_5_4 + P_5_5 + P_5_6 + P_5_7 + P_5_8 + P_5_9 + P_5_10 + P_5_11 + P_5_12 + P_5_13 + P_5_14 + P_5_15 + P_5_16 + P_5_17 + P_5_18 + P_5_19 + P_5_20 + P_5_21 + P_5_22 + P_5_23 + P_5_24 + P_5_25 + P_5_26 + P_6_4 + P_6_5 + P_6_6 + P_6_7 + P_6_8 + P_6_9 + P_6_10 + P_6_11 + P_6_12 + P_6_13 + P_6_14 + P_6_15 + P_6_16 + P_6_17 + P_6_18 + P_6_19 + P_6_20 + P_6_21 + P_6_22 + P_6_23 + P_6_24 + P_6_25 + P_7_5 + P_7_6 + P_7_7 + P_7_8 + P_7_9 + P_7_10 + P_7_11 + P_7_12 + P_7_13 + P_7_14 + P_7_15 + P_7_16 + P_7_17 + P_7_18 + P_7_19 + P_7_20 + P_7_21 + P_7_22 + P_7_23 + P_7_24 + P_8_6 + P_8_7 + P_8_8 + P_8_9 + P_8_10 + P_8_11 + P_8_12 + P_8_13 + P_8_14 + P_8_15 + P_8_16 + P_8_17 + P_8_18 + P_8_19 + P_8_20 + P_8_21 + P_8_22 + P_8_23 + P_9_7 + P_9_8 + P_9_9 + P_9_10 + P_9_11 + P_9_12 + P_9_13 + P_9_14 + P_9_15 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_16_14 + P_16_15 + -1'P_18_14 + -1'P_18_15 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_27_5 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + cX_3 + cX_4 + cX_5 + cX_6 + cX_7 + cX_8 + cX_9 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_32 + -1'L_33 + -1'L_34 + -1'L_35 + -1'L_36 + -1'L_37 + -1'L_38 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_33 + -1'R_34 + -1'R_35 + -1'R_36 + -1'R_37 + -1'R_38 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -27
invariant :P_1_13 + -1'P_3_12 + -1'P_3_13 + -1'P_3_14 + -1'P_4_11 + -2'P_4_12 + -2'P_4_13 + -2'P_4_14 + -1'P_4_15 + -1'P_5_10 + -2'P_5_11 + -3'P_5_12 + -3'P_5_13 + -3'P_5_14 + -2'P_5_15 + -1'P_5_16 + -1'P_6_9 + -2'P_6_10 + -3'P_6_11 + -4'P_6_12 + -4'P_6_13 + -4'P_6_14 + -3'P_6_15 + -2'P_6_16 + -1'P_6_17 + -1'P_7_8 + -2'P_7_9 + -3'P_7_10 + -4'P_7_11 + -5'P_7_12 + -5'P_7_13 + -5'P_7_14 + -4'P_7_15 + -3'P_7_16 + -2'P_7_17 + -1'P_7_18 + -1'P_8_7 + -2'P_8_8 + -3'P_8_9 + -4'P_8_10 + -5'P_8_11 + -6'P_8_12 + -6'P_8_13 + -6'P_8_14 + -5'P_8_15 + -4'P_8_16 + -3'P_8_17 + -2'P_8_18 + -1'P_8_19 + -1'P_9_6 + -2'P_9_7 + -3'P_9_8 + -4'P_9_9 + -5'P_9_10 + -6'P_9_11 + -7'P_9_12 + -7'P_9_13 + -7'P_9_14 + -6'P_9_15 + -5'P_9_16 + -4'P_9_17 + -3'P_9_18 + -2'P_9_19 + -1'P_9_20 + -1'P_10_5 + -2'P_10_6 + -3'P_10_7 + -4'P_10_8 + -5'P_10_9 + -6'P_10_10 + -7'P_10_11 + -8'P_10_12 + -8'P_10_13 + -8'P_10_14 + -7'P_10_15 + -6'P_10_16 + -5'P_10_17 + -4'P_10_18 + -3'P_10_19 + -2'P_10_20 + -1'P_10_21 + -1'P_11_4 + -2'P_11_5 + -3'P_11_6 + -4'P_11_7 + -5'P_11_8 + -6'P_11_9 + -7'P_11_10 + -8'P_11_11 + -9'P_11_12 + -9'P_11_13 + -9'P_11_14 + -8'P_11_15 + -7'P_11_16 + -6'P_11_17 + -5'P_11_18 + -4'P_11_19 + -3'P_11_20 + -2'P_11_21 + -1'P_11_22 + -1'P_12_3 + -2'P_12_4 + -3'P_12_5 + -4'P_12_6 + -5'P_12_7 + -6'P_12_8 + -7'P_12_9 + -8'P_12_10 + -9'P_12_11 + -10'P_12_12 + -10'P_12_13 + -10'P_12_14 + -9'P_12_15 + -8'P_12_16 + -7'P_12_17 + -6'P_12_18 + -5'P_12_19 + -4'P_12_20 + -3'P_12_21 + -2'P_12_22 + -1'P_12_23 + -1'P_13_2 + -2'P_13_3 + -3'P_13_4 + -4'P_13_5 + -5'P_13_6 + -6'P_13_7 + -7'P_13_8 + -8'P_13_9 + -9'P_13_10 + -10'P_13_11 + -11'P_13_12 + -11'P_13_13 + -11'P_13_14 + -10'P_13_15 + -9'P_13_16 + -8'P_13_17 + -7'P_13_18 + -6'P_13_19 + -5'P_13_20 + -4'P_13_21 + -3'P_13_22 + -2'P_13_23 + -1'P_13_24 + -1'P_14_2 + -2'P_14_3 + -3'P_14_4 + -4'P_14_5 + -5'P_14_6 + -6'P_14_7 + -7'P_14_8 + -8'P_14_9 + -9'P_14_10 + -10'P_14_11 + -11'P_14_12 + -11'P_14_13 + -11'P_14_14 + -10'P_14_15 + -9'P_14_16 + -8'P_14_17 + -7'P_14_18 + -6'P_14_19 + -5'P_14_20 + -4'P_14_21 + -3'P_14_22 + -2'P_14_23 + -1'P_14_24 + P_14_26 + P_14_27 + P_14_28 + -1'P_15_3 + -2'P_15_4 + -3'P_15_5 + -4'P_15_6 + -5'P_15_7 + -6'P_15_8 + -7'P_15_9 + -8'P_15_10 + -9'P_15_11 + -10'P_15_12 + -10'P_15_13 + -10'P_15_14 + -9'P_15_15 + -8'P_15_16 + -7'P_15_17 + -6'P_15_18 + -5'P_15_19 + -4'P_15_20 + -3'P_15_21 + -2'P_15_22 + -1'P_15_23 + P_15_25 + 2'P_15_26 + 3'P_15_27 + 2'P_15_28 + -1'P_16_4 + -2'P_16_5 + -3'P_16_6 + -4'P_16_7 + -5'P_16_8 + -6'P_16_9 + -7'P_16_10 + -8'P_16_11 + -9'P_16_12 + -9'P_16_13 + -9'P_16_14 + -8'P_16_15 + -7'P_16_16 + -6'P_16_17 + -5'P_16_18 + -4'P_16_19 + -3'P_16_20 + -2'P_16_21 + -1'P_16_22 + P_16_24 + 2'P_16_25 + 3'P_16_26 + 3'P_16_27 + 2'P_16_28 + -1'P_17_5 + -2'P_17_6 + -3'P_17_7 + -4'P_17_8 + -5'P_17_9 + -6'P_17_10 + -7'P_17_11 + -8'P_17_12 + -8'P_17_13 + -8'P_17_14 + -7'P_17_15 + -6'P_17_16 + -5'P_17_17 + -4'P_17_18 + -3'P_17_19 + -2'P_17_20 + -1'P_17_21 + P_17_23 + 2'P_17_24 + 3'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + -1'P_18_6 + -2'P_18_7 + -3'P_18_8 + -4'P_18_9 + -5'P_18_10 + -6'P_18_11 + -7'P_18_12 + -7'P_18_13 + -7'P_18_14 + -6'P_18_15 + -5'P_18_16 + -4'P_18_17 + -3'P_18_18 + -2'P_18_19 + -1'P_18_20 + P_18_22 + 2'P_18_23 + 3'P_18_24 + 3'P_18_25 + 2'P_18_26 + P_18_27 + -1'P_19_7 + -2'P_19_8 + -3'P_19_9 + -4'P_19_10 + -5'P_19_11 + -6'P_19_12 + -6'P_19_13 + -6'P_19_14 + -5'P_19_15 + -4'P_19_16 + -3'P_19_17 + -2'P_19_18 + -1'P_19_19 + P_19_21 + 2'P_19_22 + 3'P_19_23 + 3'P_19_24 + 2'P_19_25 + P_19_26 + -1'P_20_8 + -2'P_20_9 + -3'P_20_10 + -4'P_20_11 + -5'P_20_12 + -5'P_20_13 + -5'P_20_14 + -4'P_20_15 + -3'P_20_16 + -2'P_20_17 + -1'P_20_18 + P_20_20 + 2'P_20_21 + 3'P_20_22 + 3'P_20_23 + 2'P_20_24 + P_20_25 + -1'P_21_9 + -2'P_21_10 + -3'P_21_11 + -4'P_21_12 + -4'P_21_13 + -4'P_21_14 + -3'P_21_15 + -2'P_21_16 + -1'P_21_17 + P_21_19 + 2'P_21_20 + 3'P_21_21 + 3'P_21_22 + 2'P_21_23 + P_21_24 + -1'P_22_10 + -2'P_22_11 + -3'P_22_12 + -3'P_22_13 + -3'P_22_14 + -2'P_22_15 + -1'P_22_16 + P_22_18 + 2'P_22_19 + 3'P_22_20 + 3'P_22_21 + 2'P_22_22 + P_22_23 + -1'P_23_11 + -2'P_23_12 + -2'P_23_13 + -2'P_23_14 + -1'P_23_15 + P_23_17 + 2'P_23_18 + 3'P_23_19 + 3'P_23_20 + 2'P_23_21 + P_23_22 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + P_24_16 + 2'P_24_17 + 3'P_24_18 + 3'P_24_19 + 2'P_24_20 + P_24_21 + P_25_15 + 2'P_25_16 + 3'P_25_17 + 3'P_25_18 + 2'P_25_19 + P_25_20 + P_26_13 + P_26_14 + 2'P_26_15 + 3'P_26_16 + 3'P_26_17 + 2'P_26_18 + P_26_19 + P_27_13 + 2'P_27_14 + 3'P_27_15 + 3'P_27_16 + 2'P_27_17 + P_27_18 + P_28_13 + 2'P_28_14 + 3'P_28_15 + 2'P_28_16 + P_28_17 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + cX_14 + 3'cX_15 + 5'cX_16 + 7'cX_17 + 9'cX_18 + 11'cX_19 + 13'cX_20 + 15'cX_21 + 17'cX_22 + 19'cX_23 + 21'cX_24 + 23'cX_25 + 25'cX_26 + 27'cX_27 + 29'cX_28 + 31'cX_29 + cY_13 + 2'cY_14 + 4'cY_15 + 6'cY_16 + 8'cY_17 + 10'cY_18 + 12'cY_19 + 14'cY_20 + 16'cY_21 + 18'cY_22 + 20'cY_23 + 22'cY_24 + 24'cY_25 + 26'cY_26 + 28'cY_27 + 30'cY_28 + 32'cY_29 + -17'L_0 + -16'L_1 + -15'L_2 + -14'L_3 + -13'L_4 + -12'L_5 + -11'L_6 + -10'L_7 + -9'L_8 + -8'L_9 + -7'L_10 + -6'L_11 + -5'L_12 + -4'L_13 + -3'L_14 + -2'L_15 + -1'L_16 + -1'L_43 + -2'L_44 + -3'L_45 + -4'L_46 + -5'L_47 + -6'L_48 + -7'L_49 + -8'L_50 + -9'L_51 + -10'L_52 + -11'L_53 + -12'L_54 + -13'L_55 + -14'L_56 + -15'L_57 + -16'L_58 + -1'R_16 + -2'R_17 + -3'R_18 + -4'R_19 + -5'R_20 + -6'R_21 + -7'R_22 + -8'R_23 + -9'R_24 + -10'R_25 + -11'R_26 + -12'R_27 + -13'R_28 + -14'R_29 + -15'R_30 + -16'R_31 + -17'R_32 + -18'R_33 + -19'R_34 + -20'R_35 + -21'R_36 + -22'R_37 + -23'R_38 + -24'R_39 + -25'R_40 + -26'R_41 + -27'R_42 + -28'R_43 + -30'R_44 + -33'R_45 + -36'R_46 + -39'R_47 + -41'R_48 + -43'R_49 + -45'R_50 + -47'R_51 + -49'R_52 + -51'R_53 + -53'R_54 + -55'R_55 + -57'R_56 + -59'R_57 + -61'R_58 + -63'R_59 = -928
invariant :P_23_1 + P_23_2 + P_23_3 + P_23_4 + P_23_5 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_23_25 + P_23_26 + P_23_27 + P_23_28 + P_24_2 + P_24_3 + P_24_4 + P_24_5 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_24_25 + P_24_26 + P_24_27 + P_25_3 + P_25_4 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_25_26 + P_26_4 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -7
invariant :P_27_29 + P_28_28 + P_29_27 + R_57 = 1
invariant :P_0_4 + P_3_4 + P_4_3 + P_4_4 + P_4_5 + P_5_2 + P_5_3 + 2'P_5_4 + P_5_5 + P_5_6 + P_6_3 + P_6_4 + P_6_5 + -1'P_6_8 + -1'P_6_9 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_6_26 + -1'P_6_27 + -1'P_6_28 + P_7_4 + -1'P_7_7 + -1'P_7_8 + -2'P_7_9 + -2'P_7_10 + -2'P_7_11 + -2'P_7_12 + -2'P_7_13 + -2'P_7_14 + -2'P_7_15 + -2'P_7_16 + -2'P_7_17 + -2'P_7_18 + -2'P_7_19 + -2'P_7_20 + -2'P_7_21 + -2'P_7_22 + -2'P_7_23 + -2'P_7_24 + -2'P_7_25 + -2'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_6 + -1'P_8_7 + -2'P_8_8 + -2'P_8_9 + -3'P_8_10 + -3'P_8_11 + -3'P_8_12 + -3'P_8_13 + -3'P_8_14 + -3'P_8_15 + -3'P_8_16 + -3'P_8_17 + -3'P_8_18 + -3'P_8_19 + -3'P_8_20 + -3'P_8_21 + -3'P_8_22 + -3'P_8_23 + -3'P_8_24 + -3'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_5 + -1'P_9_6 + -2'P_9_7 + -2'P_9_8 + -3'P_9_9 + -3'P_9_10 + -4'P_9_11 + -4'P_9_12 + -4'P_9_13 + -4'P_9_14 + -4'P_9_15 + -4'P_9_16 + -4'P_9_17 + -4'P_9_18 + -4'P_9_19 + -4'P_9_20 + -4'P_9_21 + -4'P_9_22 + -4'P_9_23 + -4'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_5 + -2'P_10_6 + -2'P_10_7 + -3'P_10_8 + -3'P_10_9 + -4'P_10_10 + -4'P_10_11 + -5'P_10_12 + -5'P_10_13 + -5'P_10_14 + -5'P_10_15 + -5'P_10_16 + -5'P_10_17 + -5'P_10_18 + -5'P_10_19 + -5'P_10_20 + -5'P_10_21 + -5'P_10_22 + -5'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_5 + -2'P_11_6 + -3'P_11_7 + -3'P_11_8 + -4'P_11_9 + -4'P_11_10 + -5'P_11_11 + -5'P_11_12 + -6'P_11_13 + -6'P_11_14 + -6'P_11_15 + -6'P_11_16 + -6'P_11_17 + -6'P_11_18 + -6'P_11_19 + -6'P_11_20 + -6'P_11_21 + -6'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_5 + -2'P_12_6 + -3'P_12_7 + -4'P_12_8 + -4'P_12_9 + -5'P_12_10 + -5'P_12_11 + -6'P_12_12 + -6'P_12_13 + -7'P_12_14 + -7'P_12_15 + -7'P_12_16 + -7'P_12_17 + -7'P_12_18 + -7'P_12_19 + -7'P_12_20 + -7'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_5 + -2'P_13_6 + -3'P_13_7 + -4'P_13_8 + -5'P_13_9 + -5'P_13_10 + -6'P_13_11 + -6'P_13_12 + -7'P_13_13 + -7'P_13_14 + -8'P_13_15 + -8'P_13_16 + -8'P_13_17 + -8'P_13_18 + -8'P_13_19 + -8'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_5 + -2'P_14_6 + -3'P_14_7 + -4'P_14_8 + -5'P_14_9 + -6'P_14_10 + -6'P_14_11 + -7'P_14_12 + -7'P_14_13 + -8'P_14_14 + -8'P_14_15 + -9'P_14_16 + -9'P_14_17 + -9'P_14_18 + -9'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_5 + -2'P_15_6 + -3'P_15_7 + -4'P_15_8 + -5'P_15_9 + -6'P_15_10 + -7'P_15_11 + -7'P_15_12 + -8'P_15_13 + -8'P_15_14 + -9'P_15_15 + -9'P_15_16 + -10'P_15_17 + -10'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_5 + -2'P_16_6 + -3'P_16_7 + -4'P_16_8 + -5'P_16_9 + -6'P_16_10 + -7'P_16_11 + -8'P_16_12 + -8'P_16_13 + -9'P_16_14 + -9'P_16_15 + -10'P_16_16 + -10'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_5 + -2'P_17_6 + -3'P_17_7 + -4'P_17_8 + -5'P_17_9 + -6'P_17_10 + -7'P_17_11 + -8'P_17_12 + -9'P_17_13 + -9'P_17_14 + -10'P_17_15 + -10'P_17_16 + -11'P_17_17 + -10'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_5 + -2'P_18_6 + -3'P_18_7 + -4'P_18_8 + -5'P_18_9 + -6'P_18_10 + -7'P_18_11 + -8'P_18_12 + -9'P_18_13 + -10'P_18_14 + -10'P_18_15 + -11'P_18_16 + -10'P_18_17 + -10'P_18_18 + -9'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_5 + -2'P_19_6 + -3'P_19_7 + -4'P_19_8 + -5'P_19_9 + -6'P_19_10 + -7'P_19_11 + -8'P_19_12 + -9'P_19_13 + -10'P_19_14 + -11'P_19_15 + -10'P_19_16 + -10'P_19_17 + -9'P_19_18 + -9'P_19_19 + -8'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_5 + -2'P_20_6 + -3'P_20_7 + -4'P_20_8 + -5'P_20_9 + -6'P_20_10 + -7'P_20_11 + -8'P_20_12 + -9'P_20_13 + -10'P_20_14 + -10'P_20_15 + -10'P_20_16 + -9'P_20_17 + -9'P_20_18 + -8'P_20_19 + -8'P_20_20 + -7'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_5 + -2'P_21_6 + -3'P_21_7 + -4'P_21_8 + -5'P_21_9 + -6'P_21_10 + -7'P_21_11 + -8'P_21_12 + -9'P_21_13 + -9'P_21_14 + -9'P_21_15 + -9'P_21_16 + -9'P_21_17 + -8'P_21_18 + -8'P_21_19 + -7'P_21_20 + -7'P_21_21 + -6'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_5 + -2'P_22_6 + -3'P_22_7 + -4'P_22_8 + -5'P_22_9 + -6'P_22_10 + -7'P_22_11 + -8'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -8'P_22_18 + -7'P_22_19 + -7'P_22_20 + -6'P_22_21 + -6'P_22_22 + -5'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_5 + -2'P_23_6 + -3'P_23_7 + -4'P_23_8 + -5'P_23_9 + -6'P_23_10 + -7'P_23_11 + -7'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -7'P_23_18 + -7'P_23_19 + -6'P_23_20 + -6'P_23_21 + -5'P_23_22 + -5'P_23_23 + -4'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_5 + -2'P_24_6 + -3'P_24_7 + -4'P_24_8 + -5'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -5'P_24_21 + -5'P_24_22 + -4'P_24_23 + -4'P_24_24 + -3'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_5 + -2'P_25_6 + -3'P_25_7 + -4'P_25_8 + -5'P_25_9 + -5'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -5'P_25_20 + -5'P_25_21 + -4'P_25_22 + -4'P_25_23 + -3'P_25_24 + -3'P_25_25 + -2'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_5 + -2'P_26_6 + -3'P_26_7 + -4'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -4'P_26_22 + -3'P_26_23 + -3'P_26_24 + -2'P_26_25 + -2'P_26_26 + -1'P_26_27 + -1'P_26_28 + -1'P_27_5 + -2'P_27_6 + -3'P_27_7 + -3'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -3'P_27_22 + -3'P_27_23 + -2'P_27_24 + -2'P_27_25 + -1'P_27_26 + -1'P_27_27 + -1'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'cX_6 + -2'cX_7 + -3'cX_8 + -4'cX_9 + -5'cX_10 + -6'cX_11 + -7'cX_12 + -8'cX_13 + -9'cX_14 + -10'cX_15 + -11'cX_16 + -12'cX_17 + -13'cX_18 + -14'cX_19 + -15'cX_20 + -16'cX_21 + -17'cX_22 + -18'cX_23 + -19'cX_24 + -20'cX_25 + -21'cX_26 + -22'cX_27 + -23'cX_28 + -24'cX_29 + -1'cY_5 + -2'cY_6 + -3'cY_7 + -4'cY_8 + -5'cY_9 + -6'cY_10 + -7'cY_11 + -8'cY_12 + -9'cY_13 + -10'cY_14 + -11'cY_15 + -12'cY_16 + -13'cY_17 + -14'cY_18 + -15'cY_19 + -16'cY_20 + -17'cY_21 + -18'cY_22 + -19'cY_23 + -20'cY_24 + -21'cY_25 + -22'cY_26 + -23'cY_27 + -24'cY_28 + -25'cY_29 + 13'L_0 + 13'L_1 + 12'L_2 + 12'L_3 + 11'L_4 + 11'L_5 + 10'L_6 + 10'L_7 + 9'L_8 + 9'L_9 + 8'L_10 + 8'L_11 + 7'L_12 + 7'L_13 + 6'L_14 + 6'L_15 + 5'L_16 + 5'L_17 + 4'L_18 + 4'L_19 + 3'L_20 + 3'L_21 + 2'L_22 + 2'L_23 + L_24 + L_25 + L_35 + L_36 + 2'L_37 + 2'L_38 + 3'L_39 + 3'L_40 + 4'L_41 + 4'L_42 + 5'L_43 + 5'L_44 + 6'L_45 + 6'L_46 + 7'L_47 + 7'L_48 + 8'L_49 + 8'L_50 + 9'L_51 + 9'L_52 + 10'L_53 + 10'L_54 + 11'L_55 + 11'L_56 + 12'L_57 + 12'L_58 + R_8 + R_9 + 2'R_10 + 2'R_11 + 3'R_12 + 3'R_13 + 4'R_14 + 4'R_15 + 5'R_16 + 5'R_17 + 6'R_18 + 6'R_19 + 7'R_20 + 7'R_21 + 8'R_22 + 8'R_23 + 9'R_24 + 9'R_25 + 10'R_26 + 10'R_27 + 11'R_28 + 11'R_29 + 12'R_30 + 12'R_31 + 13'R_32 + 13'R_33 + 14'R_34 + 14'R_35 + 16'R_36 + 17'R_37 + 19'R_38 + 20'R_39 + 22'R_40 + 23'R_41 + 25'R_42 + 26'R_43 + 28'R_44 + 29'R_45 + 31'R_46 + 32'R_47 + 34'R_48 + 35'R_49 + 37'R_50 + 38'R_51 + 40'R_52 + 41'R_53 + 43'R_54 + 44'R_55 + 46'R_56 + 47'R_57 + 48'R_58 + 49'R_59 = 713
invariant :P_13_0 + -1'P_14_2 + -1'P_14_3 + -1'P_14_4 + -1'P_14_5 + -1'P_14_6 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_14_24 + -1'P_14_25 + -1'P_14_26 + -1'P_14_27 + -1'P_14_28 + -1'P_15_3 + -1'P_15_4 + -1'P_15_5 + -1'P_15_6 + -1'P_15_7 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_15_24 + -1'P_15_25 + -1'P_15_26 + -1'P_15_27 + -1'P_16_4 + -1'P_16_5 + -1'P_16_6 + -1'P_16_7 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_16_24 + -1'P_16_25 + -1'P_16_26 + -1'P_17_5 + -1'P_17_6 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_17_24 + -1'P_17_25 + -1'P_18_6 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_18_24 + -1'P_19_7 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_27_15 + P_28_15 + P_29_14 + P_29_15 + P_29_16 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 17
invariant :P_0_20 + P_3_20 + P_4_19 + P_4_20 + P_4_21 + P_5_18 + P_5_19 + 2'P_5_20 + P_5_21 + P_5_22 + P_6_17 + P_6_18 + 2'P_6_19 + 2'P_6_20 + 2'P_6_21 + P_6_22 + P_6_23 + P_7_16 + P_7_17 + 2'P_7_18 + 2'P_7_19 + 3'P_7_20 + 2'P_7_21 + 2'P_7_22 + P_7_23 + P_7_24 + P_8_15 + P_8_16 + 2'P_8_17 + 2'P_8_18 + 3'P_8_19 + 3'P_8_20 + 3'P_8_21 + 2'P_8_22 + 2'P_8_23 + P_8_24 + P_8_25 + P_9_14 + P_9_15 + 2'P_9_16 + 2'P_9_17 + 3'P_9_18 + 3'P_9_19 + 4'P_9_20 + 3'P_9_21 + 3'P_9_22 + 2'P_9_23 + 2'P_9_24 + P_9_25 + P_9_26 + P_10_13 + P_10_14 + 2'P_10_15 + 2'P_10_16 + 3'P_10_17 + 3'P_10_18 + 4'P_10_19 + 4'P_10_20 + 4'P_10_21 + 3'P_10_22 + 3'P_10_23 + 2'P_10_24 + 2'P_10_25 + P_10_26 + P_10_27 + P_11_12 + P_11_13 + 2'P_11_14 + 2'P_11_15 + 3'P_11_16 + 3'P_11_17 + 4'P_11_18 + 4'P_11_19 + 5'P_11_20 + 4'P_11_21 + 4'P_11_22 + 3'P_11_23 + 3'P_11_24 + 2'P_11_25 + 2'P_11_26 + P_11_27 + P_11_28 + P_12_11 + P_12_12 + 2'P_12_13 + 2'P_12_14 + 3'P_12_15 + 3'P_12_16 + 4'P_12_17 + 4'P_12_18 + 5'P_12_19 + 5'P_12_20 + 5'P_12_21 + 4'P_12_22 + 4'P_12_23 + 3'P_12_24 + 3'P_12_25 + 2'P_12_26 + 2'P_12_27 + P_12_28 + P_13_10 + P_13_11 + 2'P_13_12 + 2'P_13_13 + 3'P_13_14 + 3'P_13_15 + 4'P_13_16 + 4'P_13_17 + 5'P_13_18 + 5'P_13_19 + 6'P_13_20 + 5'P_13_21 + 5'P_13_22 + 4'P_13_23 + 4'P_13_24 + 3'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_9 + P_14_10 + 2'P_14_11 + 2'P_14_12 + 3'P_14_13 + 3'P_14_14 + 4'P_14_15 + 4'P_14_16 + 5'P_14_17 + 5'P_14_18 + 6'P_14_19 + 6'P_14_20 + 6'P_14_21 + 5'P_14_22 + 5'P_14_23 + 4'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_8 + P_15_9 + 2'P_15_10 + 2'P_15_11 + 3'P_15_12 + 3'P_15_13 + 4'P_15_14 + 4'P_15_15 + 5'P_15_16 + 5'P_15_17 + 6'P_15_18 + 6'P_15_19 + 7'P_15_20 + 6'P_15_21 + 6'P_15_22 + 5'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_7 + P_16_8 + 2'P_16_9 + 2'P_16_10 + 3'P_16_11 + 3'P_16_12 + 4'P_16_13 + 4'P_16_14 + 5'P_16_15 + 5'P_16_16 + 6'P_16_17 + 6'P_16_18 + 7'P_16_19 + 7'P_16_20 + 7'P_16_21 + 6'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_6 + P_17_7 + 2'P_17_8 + 2'P_17_9 + 3'P_17_10 + 3'P_17_11 + 4'P_17_12 + 4'P_17_13 + 5'P_17_14 + 5'P_17_15 + 6'P_17_16 + 6'P_17_17 + 7'P_17_18 + 7'P_17_19 + 8'P_17_20 + 7'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_5 + P_18_6 + 2'P_18_7 + 2'P_18_8 + 3'P_18_9 + 3'P_18_10 + 4'P_18_11 + 4'P_18_12 + 5'P_18_13 + 5'P_18_14 + 6'P_18_15 + 6'P_18_16 + 7'P_18_17 + 7'P_18_18 + 8'P_18_19 + 8'P_18_20 + 8'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_4 + P_19_5 + 2'P_19_6 + 2'P_19_7 + 3'P_19_8 + 3'P_19_9 + 4'P_19_10 + 4'P_19_11 + 5'P_19_12 + 5'P_19_13 + 6'P_19_14 + 6'P_19_15 + 7'P_19_16 + 7'P_19_17 + 8'P_19_18 + 8'P_19_19 + 9'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_3 + P_20_4 + 2'P_20_5 + 2'P_20_6 + 3'P_20_7 + 3'P_20_8 + 4'P_20_9 + 4'P_20_10 + 5'P_20_11 + 5'P_20_12 + 6'P_20_13 + 6'P_20_14 + 7'P_20_15 + 7'P_20_16 + 8'P_20_17 + 8'P_20_18 + 9'P_20_19 + 9'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_2 + P_21_3 + 2'P_21_4 + 2'P_21_5 + 3'P_21_6 + 3'P_21_7 + 4'P_21_8 + 4'P_21_9 + 5'P_21_10 + 5'P_21_11 + 6'P_21_12 + 6'P_21_13 + 7'P_21_14 + 7'P_21_15 + 8'P_21_16 + 8'P_21_17 + 9'P_21_18 + 9'P_21_19 + 9'P_21_20 + 8'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_3 + P_22_4 + 2'P_22_5 + 2'P_22_6 + 3'P_22_7 + 3'P_22_8 + 4'P_22_9 + 4'P_22_10 + 5'P_22_11 + 5'P_22_12 + 6'P_22_13 + 6'P_22_14 + 7'P_22_15 + 7'P_22_16 + 8'P_22_17 + 8'P_22_18 + 8'P_22_19 + 8'P_22_20 + 7'P_22_21 + 6'P_22_22 + 5'P_22_23 + 4'P_22_24 + 3'P_22_25 + 2'P_22_26 + P_22_27 + P_23_4 + P_23_5 + 2'P_23_6 + 2'P_23_7 + 3'P_23_8 + 3'P_23_9 + 4'P_23_10 + 4'P_23_11 + 5'P_23_12 + 5'P_23_13 + 6'P_23_14 + 6'P_23_15 + 7'P_23_16 + 7'P_23_17 + 7'P_23_18 + 7'P_23_19 + 7'P_23_20 + 6'P_23_21 + 5'P_23_22 + 4'P_23_23 + 3'P_23_24 + 2'P_23_25 + P_23_26 + P_24_5 + P_24_6 + 2'P_24_7 + 2'P_24_8 + 3'P_24_9 + 3'P_24_10 + 4'P_24_11 + 4'P_24_12 + 5'P_24_13 + 5'P_24_14 + 6'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 6'P_24_20 + 5'P_24_21 + 4'P_24_22 + 3'P_24_23 + 2'P_24_24 + P_24_25 + P_25_6 + P_25_7 + 2'P_25_8 + 2'P_25_9 + 3'P_25_10 + 3'P_25_11 + 4'P_25_12 + 4'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 4'P_25_21 + 3'P_25_22 + 2'P_25_23 + P_25_24 + P_26_7 + P_26_8 + 2'P_26_9 + 2'P_26_10 + 3'P_26_11 + 3'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 3'P_26_21 + 2'P_26_22 + P_26_23 + P_27_8 + P_27_9 + 2'P_27_10 + 2'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 2'P_27_21 + P_27_22 + P_28_9 + P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + P_28_21 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + -1'cX_22 + -2'cX_23 + -3'cX_24 + -4'cX_25 + -5'cX_26 + -6'cX_27 + -7'cX_28 + -8'cX_29 + -1'cY_21 + -2'cY_22 + -3'cY_23 + -4'cY_24 + -5'cY_25 + -6'cY_26 + -7'cY_27 + -8'cY_28 + -9'cY_29 + 5'L_0 + 5'L_1 + 4'L_2 + 4'L_3 + 3'L_4 + 3'L_5 + 2'L_6 + 2'L_7 + L_8 + L_9 + L_51 + L_52 + 2'L_53 + 2'L_54 + 3'L_55 + 3'L_56 + 4'L_57 + 4'L_58 + R_24 + R_25 + 2'R_26 + 2'R_27 + 3'R_28 + 3'R_29 + 4'R_30 + 4'R_31 + 5'R_32 + 5'R_33 + 6'R_34 + 6'R_35 + 7'R_36 + 7'R_37 + 8'R_38 + 8'R_39 + 9'R_40 + 9'R_41 + 9'R_42 + 9'R_43 + 9'R_44 + 9'R_45 + 9'R_46 + 9'R_47 + 9'R_48 + 9'R_49 + 9'R_50 + 9'R_51 + 10'R_52 + 11'R_53 + 12'R_54 + 13'R_55 + 14'R_56 + 15'R_57 + 16'R_58 + 17'R_59 = 257
invariant :P_9_1 + P_9_2 + P_9_3 + P_9_4 + P_9_5 + P_9_6 + P_9_7 + P_9_8 + P_9_9 + P_9_10 + P_9_11 + P_9_12 + P_9_13 + P_9_14 + P_9_15 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_9_23 + P_9_24 + P_9_25 + P_9_26 + P_9_27 + P_9_28 + P_10_2 + P_10_3 + P_10_4 + P_10_5 + P_10_6 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_10_25 + P_10_26 + P_10_27 + P_11_3 + P_11_4 + P_11_5 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_11_26 + P_12_4 + P_12_5 + P_12_6 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_13_5 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_22_14 + P_22_15 + -1'P_24_14 + -1'P_24_15 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + cX_9 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_38 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -21
invariant :P_23_0 + -1'P_24_2 + -1'P_24_3 + -1'P_24_4 + -1'P_24_5 + -1'P_24_6 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_24_27 + -1'P_24_28 + -1'P_25_3 + -1'P_25_4 + -1'P_25_5 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_25_27 + -1'P_26_4 + -1'P_26_5 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_26_26 + -1'P_27_5 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 7
invariant :P_21_1 + P_21_2 + P_21_3 + P_21_4 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_21_26 + P_21_27 + P_21_28 + P_22_2 + P_22_3 + P_22_4 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_22_26 + P_22_27 + P_23_3 + P_23_4 + P_23_5 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_23_25 + P_23_26 + P_24_4 + P_24_5 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_24_25 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -9
invariant :P_2_17 + P_3_16 + P_3_17 + P_3_18 + P_4_15 + P_4_16 + 2'P_4_17 + P_4_18 + P_4_19 + P_5_14 + P_5_15 + 2'P_5_16 + 2'P_5_17 + 2'P_5_18 + P_5_19 + P_5_20 + P_6_13 + P_6_14 + 2'P_6_15 + 2'P_6_16 + 3'P_6_17 + 2'P_6_18 + 2'P_6_19 + P_6_20 + P_6_21 + P_7_12 + P_7_13 + 2'P_7_14 + 2'P_7_15 + 3'P_7_16 + 3'P_7_17 + 3'P_7_18 + 2'P_7_19 + 2'P_7_20 + P_7_21 + P_7_22 + P_8_11 + P_8_12 + 2'P_8_13 + 2'P_8_14 + 3'P_8_15 + 3'P_8_16 + 4'P_8_17 + 3'P_8_18 + 3'P_8_19 + 2'P_8_20 + 2'P_8_21 + P_8_22 + P_8_23 + P_9_10 + P_9_11 + 2'P_9_12 + 2'P_9_13 + 3'P_9_14 + 3'P_9_15 + 4'P_9_16 + 4'P_9_17 + 4'P_9_18 + 3'P_9_19 + 3'P_9_20 + 2'P_9_21 + 2'P_9_22 + P_9_23 + P_9_24 + P_10_9 + P_10_10 + 2'P_10_11 + 2'P_10_12 + 3'P_10_13 + 3'P_10_14 + 4'P_10_15 + 4'P_10_16 + 5'P_10_17 + 4'P_10_18 + 4'P_10_19 + 3'P_10_20 + 3'P_10_21 + 2'P_10_22 + 2'P_10_23 + P_10_24 + P_10_25 + P_11_8 + P_11_9 + 2'P_11_10 + 2'P_11_11 + 3'P_11_12 + 3'P_11_13 + 4'P_11_14 + 4'P_11_15 + 5'P_11_16 + 5'P_11_17 + 5'P_11_18 + 4'P_11_19 + 4'P_11_20 + 3'P_11_21 + 3'P_11_22 + 2'P_11_23 + 2'P_11_24 + P_11_25 + P_11_26 + P_12_7 + P_12_8 + 2'P_12_9 + 2'P_12_10 + 3'P_12_11 + 3'P_12_12 + 4'P_12_13 + 4'P_12_14 + 5'P_12_15 + 5'P_12_16 + 6'P_12_17 + 5'P_12_18 + 5'P_12_19 + 4'P_12_20 + 4'P_12_21 + 3'P_12_22 + 3'P_12_23 + 2'P_12_24 + 2'P_12_25 + P_12_26 + P_12_27 + P_13_6 + P_13_7 + 2'P_13_8 + 2'P_13_9 + 3'P_13_10 + 3'P_13_11 + 4'P_13_12 + 4'P_13_13 + 5'P_13_14 + 5'P_13_15 + 6'P_13_16 + 6'P_13_17 + 6'P_13_18 + 5'P_13_19 + 5'P_13_20 + 4'P_13_21 + 4'P_13_22 + 3'P_13_23 + 3'P_13_24 + 2'P_13_25 + 2'P_13_26 + P_13_27 + P_13_28 + P_14_5 + P_14_6 + 2'P_14_7 + 2'P_14_8 + 3'P_14_9 + 3'P_14_10 + 4'P_14_11 + 4'P_14_12 + 5'P_14_13 + 5'P_14_14 + 6'P_14_15 + 6'P_14_16 + 7'P_14_17 + 6'P_14_18 + 6'P_14_19 + 5'P_14_20 + 5'P_14_21 + 4'P_14_22 + 4'P_14_23 + 3'P_14_24 + 3'P_14_25 + 2'P_14_26 + 2'P_14_27 + P_14_28 + P_15_4 + P_15_5 + 2'P_15_6 + 2'P_15_7 + 3'P_15_8 + 3'P_15_9 + 4'P_15_10 + 4'P_15_11 + 5'P_15_12 + 5'P_15_13 + 6'P_15_14 + 6'P_15_15 + 7'P_15_16 + 7'P_15_17 + 7'P_15_18 + 6'P_15_19 + 6'P_15_20 + 5'P_15_21 + 5'P_15_22 + 4'P_15_23 + 4'P_15_24 + 3'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_3 + P_16_4 + 2'P_16_5 + 2'P_16_6 + 3'P_16_7 + 3'P_16_8 + 4'P_16_9 + 4'P_16_10 + 5'P_16_11 + 5'P_16_12 + 6'P_16_13 + 6'P_16_14 + 7'P_16_15 + 7'P_16_16 + 8'P_16_17 + 7'P_16_18 + 7'P_16_19 + 6'P_16_20 + 6'P_16_21 + 5'P_16_22 + 5'P_16_23 + 4'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_2 + P_17_3 + 2'P_17_4 + 2'P_17_5 + 3'P_17_6 + 3'P_17_7 + 4'P_17_8 + 4'P_17_9 + 5'P_17_10 + 5'P_17_11 + 6'P_17_12 + 6'P_17_13 + 7'P_17_14 + 7'P_17_15 + 8'P_17_16 + 8'P_17_17 + 8'P_17_18 + 7'P_17_19 + 7'P_17_20 + 6'P_17_21 + 6'P_17_22 + 5'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_3 + P_18_4 + 2'P_18_5 + 2'P_18_6 + 3'P_18_7 + 3'P_18_8 + 4'P_18_9 + 4'P_18_10 + 5'P_18_11 + 5'P_18_12 + 6'P_18_13 + 6'P_18_14 + 7'P_18_15 + 7'P_18_16 + 8'P_18_17 + 7'P_18_18 + 7'P_18_19 + 6'P_18_20 + 6'P_18_21 + 5'P_18_22 + 5'P_18_23 + 4'P_18_24 + 3'P_18_25 + 2'P_18_26 + P_18_27 + P_19_4 + P_19_5 + 2'P_19_6 + 2'P_19_7 + 3'P_19_8 + 3'P_19_9 + 4'P_19_10 + 4'P_19_11 + 5'P_19_12 + 5'P_19_13 + 6'P_19_14 + 6'P_19_15 + 7'P_19_16 + 7'P_19_17 + 7'P_19_18 + 6'P_19_19 + 6'P_19_20 + 5'P_19_21 + 5'P_19_22 + 4'P_19_23 + 3'P_19_24 + 2'P_19_25 + P_19_26 + P_20_5 + P_20_6 + 2'P_20_7 + 2'P_20_8 + 3'P_20_9 + 3'P_20_10 + 4'P_20_11 + 4'P_20_12 + 5'P_20_13 + 5'P_20_14 + 6'P_20_15 + 6'P_20_16 + 7'P_20_17 + 6'P_20_18 + 6'P_20_19 + 5'P_20_20 + 5'P_20_21 + 4'P_20_22 + 3'P_20_23 + 2'P_20_24 + P_20_25 + P_21_6 + P_21_7 + 2'P_21_8 + 2'P_21_9 + 3'P_21_10 + 3'P_21_11 + 4'P_21_12 + 4'P_21_13 + 5'P_21_14 + 5'P_21_15 + 6'P_21_16 + 6'P_21_17 + 6'P_21_18 + 5'P_21_19 + 5'P_21_20 + 4'P_21_21 + 3'P_21_22 + 2'P_21_23 + P_21_24 + P_22_7 + P_22_8 + 2'P_22_9 + 2'P_22_10 + 3'P_22_11 + 3'P_22_12 + 4'P_22_13 + 4'P_22_14 + 5'P_22_15 + 5'P_22_16 + 6'P_22_17 + 5'P_22_18 + 5'P_22_19 + 4'P_22_20 + 3'P_22_21 + 2'P_22_22 + P_22_23 + P_23_8 + P_23_9 + 2'P_23_10 + 2'P_23_11 + 3'P_23_12 + 3'P_23_13 + 4'P_23_14 + 4'P_23_15 + 5'P_23_16 + 5'P_23_17 + 5'P_23_18 + 4'P_23_19 + 3'P_23_20 + 2'P_23_21 + P_23_22 + P_24_9 + P_24_10 + 2'P_24_11 + 2'P_24_12 + 3'P_24_13 + 3'P_24_14 + 4'P_24_15 + 4'P_24_16 + 5'P_24_17 + 4'P_24_18 + 3'P_24_19 + 2'P_24_20 + P_24_21 + P_25_10 + P_25_11 + 2'P_25_12 + 2'P_25_13 + 3'P_25_14 + 3'P_25_15 + 4'P_25_16 + 4'P_25_17 + 3'P_25_18 + 2'P_25_19 + P_25_20 + P_26_11 + P_26_12 + 2'P_26_13 + 2'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 2'P_26_18 + P_26_19 + P_27_12 + P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + P_27_18 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + -1'cX_18 + -2'cX_19 + -3'cX_20 + -4'cX_21 + -5'cX_22 + -6'cX_23 + -7'cX_24 + -8'cX_25 + -9'cX_26 + -10'cX_27 + -11'cX_28 + -12'cX_29 + -1'cY_18 + -2'cY_19 + -3'cY_20 + -4'cY_21 + -5'cY_22 + -6'cY_23 + -7'cY_24 + -8'cY_25 + -9'cY_26 + -10'cY_27 + -11'cY_28 + -12'cY_29 + 6'L_0 + 6'L_1 + 5'L_2 + 5'L_3 + 4'L_4 + 4'L_5 + 3'L_6 + 3'L_7 + 2'L_8 + 2'L_9 + L_10 + L_11 + L_47 + L_48 + 2'L_49 + 2'L_50 + 3'L_51 + 3'L_52 + 4'L_53 + 4'L_54 + 5'L_55 + 5'L_56 + 6'L_57 + 6'L_58 + R_20 + R_21 + 2'R_22 + 2'R_23 + 3'R_24 + 3'R_25 + 4'R_26 + 4'R_27 + 5'R_28 + 5'R_29 + 6'R_30 + 6'R_31 + 7'R_32 + 7'R_33 + 8'R_34 + 8'R_35 + 9'R_36 + 9'R_37 + 10'R_38 + 10'R_39 + 11'R_40 + 11'R_41 + 12'R_42 + 12'R_43 + 12'R_44 + 12'R_45 + 12'R_46 + 12'R_47 + 13'R_48 + 14'R_49 + 15'R_50 + 16'R_51 + 17'R_52 + 18'R_53 + 19'R_54 + 20'R_55 + 21'R_56 + 22'R_57 + 23'R_58 + 24'R_59 = 354
invariant :P_2_29 + P_3_28 + P_4_27 + P_5_26 + P_6_25 + P_7_24 + P_8_23 + P_9_22 + P_10_21 + P_11_20 + P_12_19 + P_13_18 + P_14_17 + P_15_16 + P_16_15 + P_17_14 + P_18_13 + P_19_12 + P_20_11 + P_21_10 + P_22_9 + P_23_8 + P_24_7 + P_25_6 + P_26_5 + P_27_4 + P_28_3 + P_29_2 + R_32 = 1
invariant :P_28_0 + -1'P_29_2 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + -1'P_29_28 + -1'cX_29 + L_57 + L_58 + R_59 = 2
invariant :P_19_0 + -1'P_20_2 + -1'P_20_3 + -1'P_20_4 + -1'P_20_5 + -1'P_20_6 + -1'P_20_7 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_20_24 + -1'P_20_25 + -1'P_20_26 + -1'P_20_27 + -1'P_20_28 + -1'P_21_3 + -1'P_21_4 + -1'P_21_5 + -1'P_21_6 + -1'P_21_7 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_21_24 + -1'P_21_25 + -1'P_21_26 + -1'P_21_27 + -1'P_22_4 + -1'P_22_5 + -1'P_22_6 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_22_26 + -1'P_23_5 + -1'P_23_6 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_24_6 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 11
invariant :P_2_27 + P_3_26 + P_3_27 + P_3_28 + P_4_25 + P_4_26 + 2'P_4_27 + P_4_28 + P_5_24 + P_5_25 + 2'P_5_26 + 2'P_5_27 + P_5_28 + P_6_23 + P_6_24 + 2'P_6_25 + 2'P_6_26 + 2'P_6_27 + P_6_28 + P_7_22 + P_7_23 + 2'P_7_24 + 2'P_7_25 + 2'P_7_26 + 2'P_7_27 + P_7_28 + P_8_21 + P_8_22 + 2'P_8_23 + 2'P_8_24 + 2'P_8_25 + 2'P_8_26 + 2'P_8_27 + P_8_28 + P_9_20 + P_9_21 + 2'P_9_22 + 2'P_9_23 + 2'P_9_24 + 2'P_9_25 + 2'P_9_26 + 2'P_9_27 + P_9_28 + P_10_19 + P_10_20 + 2'P_10_21 + 2'P_10_22 + 2'P_10_23 + 2'P_10_24 + 2'P_10_25 + 2'P_10_26 + 2'P_10_27 + P_10_28 + P_11_18 + P_11_19 + 2'P_11_20 + 2'P_11_21 + 2'P_11_22 + 2'P_11_23 + 2'P_11_24 + 2'P_11_25 + 2'P_11_26 + 2'P_11_27 + P_11_28 + P_12_17 + P_12_18 + 2'P_12_19 + 2'P_12_20 + 2'P_12_21 + 2'P_12_22 + 2'P_12_23 + 2'P_12_24 + 2'P_12_25 + 2'P_12_26 + 2'P_12_27 + P_12_28 + P_13_16 + P_13_17 + 2'P_13_18 + 2'P_13_19 + 2'P_13_20 + 2'P_13_21 + 2'P_13_22 + 2'P_13_23 + 2'P_13_24 + 2'P_13_25 + 2'P_13_26 + 2'P_13_27 + P_13_28 + P_14_15 + P_14_16 + 2'P_14_17 + 2'P_14_18 + 2'P_14_19 + 2'P_14_20 + 2'P_14_21 + 2'P_14_22 + 2'P_14_23 + 2'P_14_24 + 2'P_14_25 + 2'P_14_26 + 2'P_14_27 + P_14_28 + P_15_14 + P_15_15 + 2'P_15_16 + 2'P_15_17 + 2'P_15_18 + 2'P_15_19 + 2'P_15_20 + 2'P_15_21 + 2'P_15_22 + 2'P_15_23 + 2'P_15_24 + 2'P_15_25 + 2'P_15_26 + 2'P_15_27 + P_15_28 + P_16_13 + P_16_14 + 2'P_16_15 + 2'P_16_16 + 2'P_16_17 + 2'P_16_18 + 2'P_16_19 + 2'P_16_20 + 2'P_16_21 + 2'P_16_22 + 2'P_16_23 + 2'P_16_24 + 2'P_16_25 + 2'P_16_26 + 2'P_16_27 + P_16_28 + P_17_12 + P_17_13 + 2'P_17_14 + 2'P_17_15 + 2'P_17_16 + 2'P_17_17 + 2'P_17_18 + 2'P_17_19 + 2'P_17_20 + 2'P_17_21 + 2'P_17_22 + 2'P_17_23 + 2'P_17_24 + 2'P_17_25 + 2'P_17_26 + 2'P_17_27 + P_17_28 + P_18_11 + P_18_12 + 2'P_18_13 + 2'P_18_14 + 2'P_18_15 + 2'P_18_16 + 2'P_18_17 + 2'P_18_18 + 2'P_18_19 + 2'P_18_20 + 2'P_18_21 + 2'P_18_22 + 2'P_18_23 + 2'P_18_24 + 2'P_18_25 + 2'P_18_26 + 2'P_18_27 + P_18_28 + P_19_10 + P_19_11 + 2'P_19_12 + 2'P_19_13 + 2'P_19_14 + 2'P_19_15 + 2'P_19_16 + 2'P_19_17 + 2'P_19_18 + 2'P_19_19 + 2'P_19_20 + 2'P_19_21 + 2'P_19_22 + 2'P_19_23 + 2'P_19_24 + 2'P_19_25 + 2'P_19_26 + 2'P_19_27 + P_19_28 + P_20_9 + P_20_10 + 2'P_20_11 + 2'P_20_12 + 2'P_20_13 + 2'P_20_14 + 2'P_20_15 + 2'P_20_16 + 2'P_20_17 + 2'P_20_18 + 2'P_20_19 + 2'P_20_20 + 2'P_20_21 + 2'P_20_22 + 2'P_20_23 + 2'P_20_24 + 2'P_20_25 + 2'P_20_26 + 2'P_20_27 + P_20_28 + P_21_8 + P_21_9 + 2'P_21_10 + 2'P_21_11 + 2'P_21_12 + 2'P_21_13 + 2'P_21_14 + 2'P_21_15 + 2'P_21_16 + 2'P_21_17 + 2'P_21_18 + 2'P_21_19 + 2'P_21_20 + 2'P_21_21 + 2'P_21_22 + 2'P_21_23 + 2'P_21_24 + 2'P_21_25 + 2'P_21_26 + 2'P_21_27 + P_21_28 + P_22_7 + P_22_8 + 2'P_22_9 + 2'P_22_10 + 2'P_22_11 + 2'P_22_12 + 2'P_22_13 + 2'P_22_14 + 2'P_22_15 + 2'P_22_16 + 2'P_22_17 + 2'P_22_18 + 2'P_22_19 + 2'P_22_20 + 2'P_22_21 + 2'P_22_22 + 2'P_22_23 + 2'P_22_24 + 2'P_22_25 + 2'P_22_26 + 2'P_22_27 + P_22_28 + P_23_6 + P_23_7 + 2'P_23_8 + 2'P_23_9 + 2'P_23_10 + 2'P_23_11 + 2'P_23_12 + 2'P_23_13 + 2'P_23_14 + 2'P_23_15 + 2'P_23_16 + 2'P_23_17 + 2'P_23_18 + 2'P_23_19 + 2'P_23_20 + 2'P_23_21 + 2'P_23_22 + 2'P_23_23 + 2'P_23_24 + 2'P_23_25 + 2'P_23_26 + 2'P_23_27 + P_23_28 + P_24_5 + P_24_6 + 2'P_24_7 + 2'P_24_8 + 2'P_24_9 + 2'P_24_10 + 2'P_24_11 + 2'P_24_12 + 2'P_24_13 + 2'P_24_14 + 2'P_24_15 + 2'P_24_16 + 2'P_24_17 + 2'P_24_18 + 2'P_24_19 + 2'P_24_20 + 2'P_24_21 + 2'P_24_22 + 2'P_24_23 + 2'P_24_24 + 2'P_24_25 + 2'P_24_26 + 2'P_24_27 + P_24_28 + P_25_4 + P_25_5 + 2'P_25_6 + 2'P_25_7 + 2'P_25_8 + 2'P_25_9 + 2'P_25_10 + 2'P_25_11 + 2'P_25_12 + 2'P_25_13 + 2'P_25_14 + 2'P_25_15 + 2'P_25_16 + 2'P_25_17 + 2'P_25_18 + 2'P_25_19 + 2'P_25_20 + 2'P_25_21 + 2'P_25_22 + 2'P_25_23 + 2'P_25_24 + 2'P_25_25 + 2'P_25_26 + 2'P_25_27 + P_25_28 + P_26_3 + P_26_4 + 2'P_26_5 + 2'P_26_6 + 2'P_26_7 + 2'P_26_8 + 2'P_26_9 + 2'P_26_10 + 2'P_26_11 + 2'P_26_12 + 2'P_26_13 + 2'P_26_14 + 2'P_26_15 + 2'P_26_16 + 2'P_26_17 + 2'P_26_18 + 2'P_26_19 + 2'P_26_20 + 2'P_26_21 + 2'P_26_22 + 2'P_26_23 + 2'P_26_24 + 2'P_26_25 + 2'P_26_26 + 2'P_26_27 + P_26_28 + P_27_2 + P_27_3 + 2'P_27_4 + 2'P_27_5 + 2'P_27_6 + 2'P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + 2'P_27_24 + 2'P_27_25 + 2'P_27_26 + 2'P_27_27 + P_27_28 + P_28_3 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_28_27 + -1'cX_28 + -2'cX_29 + -1'cY_28 + -2'cY_29 + L_0 + L_1 + L_57 + L_58 + R_30 + R_31 + 2'R_32 + 2'R_33 + 2'R_34 + 2'R_35 + 2'R_36 + 2'R_37 + 2'R_38 + 2'R_39 + 2'R_40 + 2'R_41 + 2'R_42 + 2'R_43 + 2'R_44 + 2'R_45 + 2'R_46 + 2'R_47 + 2'R_48 + 2'R_49 + 2'R_50 + 2'R_51 + 2'R_52 + 2'R_53 + 2'R_54 + 2'R_55 + 2'R_56 + 2'R_57 + 3'R_58 + 4'R_59 = 59
invariant :P_26_29 + P_27_28 + P_28_27 + P_29_26 + R_56 = 1
invariant :P_2_18 + P_3_17 + P_3_18 + P_3_19 + P_4_16 + P_4_17 + 2'P_4_18 + P_4_19 + P_4_20 + P_5_15 + P_5_16 + 2'P_5_17 + 2'P_5_18 + 2'P_5_19 + P_5_20 + P_5_21 + P_6_14 + P_6_15 + 2'P_6_16 + 2'P_6_17 + 3'P_6_18 + 2'P_6_19 + 2'P_6_20 + P_6_21 + P_6_22 + P_7_13 + P_7_14 + 2'P_7_15 + 2'P_7_16 + 3'P_7_17 + 3'P_7_18 + 3'P_7_19 + 2'P_7_20 + 2'P_7_21 + P_7_22 + P_7_23 + P_8_12 + P_8_13 + 2'P_8_14 + 2'P_8_15 + 3'P_8_16 + 3'P_8_17 + 4'P_8_18 + 3'P_8_19 + 3'P_8_20 + 2'P_8_21 + 2'P_8_22 + P_8_23 + P_8_24 + P_9_11 + P_9_12 + 2'P_9_13 + 2'P_9_14 + 3'P_9_15 + 3'P_9_16 + 4'P_9_17 + 4'P_9_18 + 4'P_9_19 + 3'P_9_20 + 3'P_9_21 + 2'P_9_22 + 2'P_9_23 + P_9_24 + P_9_25 + P_10_10 + P_10_11 + 2'P_10_12 + 2'P_10_13 + 3'P_10_14 + 3'P_10_15 + 4'P_10_16 + 4'P_10_17 + 5'P_10_18 + 4'P_10_19 + 4'P_10_20 + 3'P_10_21 + 3'P_10_22 + 2'P_10_23 + 2'P_10_24 + P_10_25 + P_10_26 + P_11_9 + P_11_10 + 2'P_11_11 + 2'P_11_12 + 3'P_11_13 + 3'P_11_14 + 4'P_11_15 + 4'P_11_16 + 5'P_11_17 + 5'P_11_18 + 5'P_11_19 + 4'P_11_20 + 4'P_11_21 + 3'P_11_22 + 3'P_11_23 + 2'P_11_24 + 2'P_11_25 + P_11_26 + P_11_27 + P_12_8 + P_12_9 + 2'P_12_10 + 2'P_12_11 + 3'P_12_12 + 3'P_12_13 + 4'P_12_14 + 4'P_12_15 + 5'P_12_16 + 5'P_12_17 + 6'P_12_18 + 5'P_12_19 + 5'P_12_20 + 4'P_12_21 + 4'P_12_22 + 3'P_12_23 + 3'P_12_24 + 2'P_12_25 + 2'P_12_26 + P_12_27 + P_12_28 + P_13_7 + P_13_8 + 2'P_13_9 + 2'P_13_10 + 3'P_13_11 + 3'P_13_12 + 4'P_13_13 + 4'P_13_14 + 5'P_13_15 + 5'P_13_16 + 6'P_13_17 + 6'P_13_18 + 6'P_13_19 + 5'P_13_20 + 5'P_13_21 + 4'P_13_22 + 4'P_13_23 + 3'P_13_24 + 3'P_13_25 + 2'P_13_26 + 2'P_13_27 + P_13_28 + P_14_6 + P_14_7 + 2'P_14_8 + 2'P_14_9 + 3'P_14_10 + 3'P_14_11 + 4'P_14_12 + 4'P_14_13 + 5'P_14_14 + 5'P_14_15 + 6'P_14_16 + 6'P_14_17 + 7'P_14_18 + 6'P_14_19 + 6'P_14_20 + 5'P_14_21 + 5'P_14_22 + 4'P_14_23 + 4'P_14_24 + 3'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_5 + P_15_6 + 2'P_15_7 + 2'P_15_8 + 3'P_15_9 + 3'P_15_10 + 4'P_15_11 + 4'P_15_12 + 5'P_15_13 + 5'P_15_14 + 6'P_15_15 + 6'P_15_16 + 7'P_15_17 + 7'P_15_18 + 7'P_15_19 + 6'P_15_20 + 6'P_15_21 + 5'P_15_22 + 5'P_15_23 + 4'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_4 + P_16_5 + 2'P_16_6 + 2'P_16_7 + 3'P_16_8 + 3'P_16_9 + 4'P_16_10 + 4'P_16_11 + 5'P_16_12 + 5'P_16_13 + 6'P_16_14 + 6'P_16_15 + 7'P_16_16 + 7'P_16_17 + 8'P_16_18 + 7'P_16_19 + 7'P_16_20 + 6'P_16_21 + 6'P_16_22 + 5'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_3 + P_17_4 + 2'P_17_5 + 2'P_17_6 + 3'P_17_7 + 3'P_17_8 + 4'P_17_9 + 4'P_17_10 + 5'P_17_11 + 5'P_17_12 + 6'P_17_13 + 6'P_17_14 + 7'P_17_15 + 7'P_17_16 + 8'P_17_17 + 8'P_17_18 + 8'P_17_19 + 7'P_17_20 + 7'P_17_21 + 6'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_2 + P_18_3 + 2'P_18_4 + 2'P_18_5 + 3'P_18_6 + 3'P_18_7 + 4'P_18_8 + 4'P_18_9 + 5'P_18_10 + 5'P_18_11 + 6'P_18_12 + 6'P_18_13 + 7'P_18_14 + 7'P_18_15 + 8'P_18_16 + 8'P_18_17 + 9'P_18_18 + 8'P_18_19 + 8'P_18_20 + 7'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_3 + P_19_4 + 2'P_19_5 + 2'P_19_6 + 3'P_19_7 + 3'P_19_8 + 4'P_19_9 + 4'P_19_10 + 5'P_19_11 + 5'P_19_12 + 6'P_19_13 + 6'P_19_14 + 7'P_19_15 + 7'P_19_16 + 8'P_19_17 + 8'P_19_18 + 8'P_19_19 + 7'P_19_20 + 7'P_19_21 + 6'P_19_22 + 5'P_19_23 + 4'P_19_24 + 3'P_19_25 + 2'P_19_26 + P_19_27 + P_20_4 + P_20_5 + 2'P_20_6 + 2'P_20_7 + 3'P_20_8 + 3'P_20_9 + 4'P_20_10 + 4'P_20_11 + 5'P_20_12 + 5'P_20_13 + 6'P_20_14 + 6'P_20_15 + 7'P_20_16 + 7'P_20_17 + 8'P_20_18 + 7'P_20_19 + 7'P_20_20 + 6'P_20_21 + 5'P_20_22 + 4'P_20_23 + 3'P_20_24 + 2'P_20_25 + P_20_26 + P_21_5 + P_21_6 + 2'P_21_7 + 2'P_21_8 + 3'P_21_9 + 3'P_21_10 + 4'P_21_11 + 4'P_21_12 + 5'P_21_13 + 5'P_21_14 + 6'P_21_15 + 6'P_21_16 + 7'P_21_17 + 7'P_21_18 + 7'P_21_19 + 6'P_21_20 + 5'P_21_21 + 4'P_21_22 + 3'P_21_23 + 2'P_21_24 + P_21_25 + P_22_6 + P_22_7 + 2'P_22_8 + 2'P_22_9 + 3'P_22_10 + 3'P_22_11 + 4'P_22_12 + 4'P_22_13 + 5'P_22_14 + 5'P_22_15 + 6'P_22_16 + 6'P_22_17 + 7'P_22_18 + 6'P_22_19 + 5'P_22_20 + 4'P_22_21 + 3'P_22_22 + 2'P_22_23 + P_22_24 + P_23_7 + P_23_8 + 2'P_23_9 + 2'P_23_10 + 3'P_23_11 + 3'P_23_12 + 4'P_23_13 + 4'P_23_14 + 5'P_23_15 + 5'P_23_16 + 6'P_23_17 + 6'P_23_18 + 5'P_23_19 + 4'P_23_20 + 3'P_23_21 + 2'P_23_22 + P_23_23 + P_24_8 + P_24_9 + 2'P_24_10 + 2'P_24_11 + 3'P_24_12 + 3'P_24_13 + 4'P_24_14 + 4'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 4'P_24_19 + 3'P_24_20 + 2'P_24_21 + P_24_22 + P_25_9 + P_25_10 + 2'P_25_11 + 2'P_25_12 + 3'P_25_13 + 3'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 3'P_25_19 + 2'P_25_20 + P_25_21 + P_26_10 + P_26_11 + 2'P_26_12 + 2'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 2'P_26_19 + P_26_20 + P_27_11 + P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + P_27_19 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + -1'cX_19 + -2'cX_20 + -3'cX_21 + -4'cX_22 + -5'cX_23 + -6'cX_24 + -7'cX_25 + -8'cX_26 + -9'cX_27 + -10'cX_28 + -11'cX_29 + -1'cY_19 + -2'cY_20 + -3'cY_21 + -4'cY_22 + -5'cY_23 + -6'cY_24 + -7'cY_25 + -8'cY_26 + -9'cY_27 + -10'cY_28 + -11'cY_29 + 6'L_0 + 5'L_1 + 5'L_2 + 4'L_3 + 4'L_4 + 3'L_5 + 3'L_6 + 2'L_7 + 2'L_8 + L_9 + L_10 + L_48 + L_49 + 2'L_50 + 2'L_51 + 3'L_52 + 3'L_53 + 4'L_54 + 4'L_55 + 5'L_56 + 5'L_57 + 6'L_58 + R_21 + R_22 + 2'R_23 + 2'R_24 + 3'R_25 + 3'R_26 + 4'R_27 + 4'R_28 + 5'R_29 + 5'R_30 + 6'R_31 + 6'R_32 + 7'R_33 + 7'R_34 + 8'R_35 + 8'R_36 + 9'R_37 + 9'R_38 + 10'R_39 + 10'R_40 + 11'R_41 + 11'R_42 + 11'R_43 + 11'R_44 + 11'R_45 + 11'R_46 + 11'R_47 + 11'R_48 + 12'R_49 + 13'R_50 + 14'R_51 + 15'R_52 + 16'R_53 + 17'R_54 + 18'R_55 + 19'R_56 + 20'R_57 + 21'R_58 + 22'R_59 = 325
invariant :P_1_5 + -1'P_3_4 + -1'P_3_5 + -1'P_3_6 + -1'P_4_3 + -2'P_4_4 + -2'P_4_5 + -2'P_4_6 + -1'P_4_7 + -1'P_5_2 + -2'P_5_3 + -3'P_5_4 + -3'P_5_5 + -3'P_5_6 + -2'P_5_7 + -1'P_5_8 + -1'P_6_2 + -2'P_6_3 + -3'P_6_4 + -3'P_6_5 + -3'P_6_6 + -2'P_6_7 + -1'P_6_8 + P_6_10 + P_6_11 + P_6_12 + P_6_13 + P_6_14 + P_6_15 + P_6_16 + P_6_17 + P_6_18 + P_6_19 + P_6_20 + P_6_21 + P_6_22 + P_6_23 + P_6_24 + P_6_25 + P_6_26 + P_6_27 + P_6_28 + -1'P_7_3 + -2'P_7_4 + -2'P_7_5 + -2'P_7_6 + -1'P_7_7 + P_7_9 + 2'P_7_10 + 3'P_7_11 + 3'P_7_12 + 3'P_7_13 + 3'P_7_14 + 3'P_7_15 + 3'P_7_16 + 3'P_7_17 + 3'P_7_18 + 3'P_7_19 + 3'P_7_20 + 3'P_7_21 + 3'P_7_22 + 3'P_7_23 + 3'P_7_24 + 3'P_7_25 + 3'P_7_26 + 3'P_7_27 + 2'P_7_28 + -1'P_8_4 + -1'P_8_5 + -1'P_8_6 + P_8_8 + 2'P_8_9 + 3'P_8_10 + 4'P_8_11 + 5'P_8_12 + 5'P_8_13 + 5'P_8_14 + 5'P_8_15 + 5'P_8_16 + 5'P_8_17 + 5'P_8_18 + 5'P_8_19 + 5'P_8_20 + 5'P_8_21 + 5'P_8_22 + 5'P_8_23 + 5'P_8_24 + 5'P_8_25 + 5'P_8_26 + 4'P_8_27 + 2'P_8_28 + P_9_7 + 2'P_9_8 + 3'P_9_9 + 4'P_9_10 + 5'P_9_11 + 6'P_9_12 + 7'P_9_13 + 7'P_9_14 + 7'P_9_15 + 7'P_9_16 + 7'P_9_17 + 7'P_9_18 + 7'P_9_19 + 7'P_9_20 + 7'P_9_21 + 7'P_9_22 + 7'P_9_23 + 7'P_9_24 + 7'P_9_25 + 6'P_9_26 + 4'P_9_27 + 2'P_9_28 + P_10_5 + P_10_6 + 2'P_10_7 + 3'P_10_8 + 4'P_10_9 + 5'P_10_10 + 6'P_10_11 + 7'P_10_12 + 8'P_10_13 + 9'P_10_14 + 9'P_10_15 + 9'P_10_16 + 9'P_10_17 + 9'P_10_18 + 9'P_10_19 + 9'P_10_20 + 9'P_10_21 + 9'P_10_22 + 9'P_10_23 + 9'P_10_24 + 8'P_10_25 + 6'P_10_26 + 4'P_10_27 + 2'P_10_28 + P_11_5 + 2'P_11_6 + 3'P_11_7 + 4'P_11_8 + 5'P_11_9 + 6'P_11_10 + 7'P_11_11 + 8'P_11_12 + 9'P_11_13 + 10'P_11_14 + 11'P_11_15 + 11'P_11_16 + 11'P_11_17 + 11'P_11_18 + 11'P_11_19 + 11'P_11_20 + 11'P_11_21 + 11'P_11_22 + 11'P_11_23 + 10'P_11_24 + 8'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + P_12_5 + 2'P_12_6 + 4'P_12_7 + 5'P_12_8 + 6'P_12_9 + 7'P_12_10 + 8'P_12_11 + 9'P_12_12 + 10'P_12_13 + 11'P_12_14 + 12'P_12_15 + 13'P_12_16 + 13'P_12_17 + 13'P_12_18 + 13'P_12_19 + 13'P_12_20 + 13'P_12_21 + 13'P_12_22 + 12'P_12_23 + 10'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_5 + 2'P_13_6 + 4'P_13_7 + 6'P_13_8 + 7'P_13_9 + 8'P_13_10 + 9'P_13_11 + 10'P_13_12 + 11'P_13_13 + 12'P_13_14 + 13'P_13_15 + 14'P_13_16 + 15'P_13_17 + 15'P_13_18 + 15'P_13_19 + 15'P_13_20 + 15'P_13_21 + 14'P_13_22 + 12'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_5 + 2'P_14_6 + 4'P_14_7 + 6'P_14_8 + 8'P_14_9 + 9'P_14_10 + 10'P_14_11 + 11'P_14_12 + 12'P_14_13 + 13'P_14_14 + 14'P_14_15 + 15'P_14_16 + 16'P_14_17 + 17'P_14_18 + 17'P_14_19 + 17'P_14_20 + 16'P_14_21 + 14'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_5 + 2'P_15_6 + 4'P_15_7 + 6'P_15_8 + 8'P_15_9 + 10'P_15_10 + 11'P_15_11 + 12'P_15_12 + 13'P_15_13 + 14'P_15_14 + 15'P_15_15 + 16'P_15_16 + 17'P_15_17 + 18'P_15_18 + 19'P_15_19 + 18'P_15_20 + 16'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_5 + 2'P_16_6 + 4'P_16_7 + 6'P_16_8 + 8'P_16_9 + 10'P_16_10 + 12'P_16_11 + 13'P_16_12 + 14'P_16_13 + 15'P_16_14 + 16'P_16_15 + 17'P_16_16 + 18'P_16_17 + 19'P_16_18 + 19'P_16_19 + 18'P_16_20 + 16'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_5 + 2'P_17_6 + 4'P_17_7 + 6'P_17_8 + 8'P_17_9 + 10'P_17_10 + 12'P_17_11 + 14'P_17_12 + 15'P_17_13 + 16'P_17_14 + 17'P_17_15 + 18'P_17_16 + 19'P_17_17 + 19'P_17_18 + 18'P_17_19 + 17'P_17_20 + 16'P_17_21 + 14'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_5 + 2'P_18_6 + 4'P_18_7 + 6'P_18_8 + 8'P_18_9 + 10'P_18_10 + 12'P_18_11 + 14'P_18_12 + 16'P_18_13 + 17'P_18_14 + 18'P_18_15 + 19'P_18_16 + 19'P_18_17 + 18'P_18_18 + 17'P_18_19 + 16'P_18_20 + 15'P_18_21 + 14'P_18_22 + 12'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_5 + 2'P_19_6 + 4'P_19_7 + 6'P_19_8 + 8'P_19_9 + 10'P_19_10 + 12'P_19_11 + 14'P_19_12 + 16'P_19_13 + 18'P_19_14 + 19'P_19_15 + 19'P_19_16 + 18'P_19_17 + 17'P_19_18 + 16'P_19_19 + 15'P_19_20 + 14'P_19_21 + 13'P_19_22 + 12'P_19_23 + 10'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_5 + 2'P_20_6 + 4'P_20_7 + 6'P_20_8 + 8'P_20_9 + 10'P_20_10 + 12'P_20_11 + 14'P_20_12 + 16'P_20_13 + 18'P_20_14 + 19'P_20_15 + 18'P_20_16 + 17'P_20_17 + 16'P_20_18 + 15'P_20_19 + 14'P_20_20 + 13'P_20_21 + 12'P_20_22 + 11'P_20_23 + 10'P_20_24 + 8'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_5 + 2'P_21_6 + 4'P_21_7 + 6'P_21_8 + 8'P_21_9 + 10'P_21_10 + 12'P_21_11 + 14'P_21_12 + 16'P_21_13 + 17'P_21_14 + 17'P_21_15 + 17'P_21_16 + 16'P_21_17 + 15'P_21_18 + 14'P_21_19 + 13'P_21_20 + 12'P_21_21 + 11'P_21_22 + 10'P_21_23 + 9'P_21_24 + 8'P_21_25 + 6'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_5 + 2'P_22_6 + 4'P_22_7 + 6'P_22_8 + 8'P_22_9 + 10'P_22_10 + 12'P_22_11 + 14'P_22_12 + 15'P_22_13 + 15'P_22_14 + 15'P_22_15 + 15'P_22_16 + 15'P_22_17 + 14'P_22_18 + 13'P_22_19 + 12'P_22_20 + 11'P_22_21 + 10'P_22_22 + 9'P_22_23 + 8'P_22_24 + 7'P_22_25 + 6'P_22_26 + 4'P_22_27 + 2'P_22_28 + P_23_5 + 2'P_23_6 + 4'P_23_7 + 6'P_23_8 + 8'P_23_9 + 10'P_23_10 + 12'P_23_11 + 13'P_23_12 + 13'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 13'P_23_17 + 13'P_23_18 + 12'P_23_19 + 11'P_23_20 + 10'P_23_21 + 9'P_23_22 + 8'P_23_23 + 7'P_23_24 + 6'P_23_25 + 5'P_23_26 + 4'P_23_27 + 2'P_23_28 + P_24_5 + 2'P_24_6 + 4'P_24_7 + 6'P_24_8 + 8'P_24_9 + 10'P_24_10 + 11'P_24_11 + 11'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 11'P_24_18 + 11'P_24_19 + 10'P_24_20 + 9'P_24_21 + 8'P_24_22 + 7'P_24_23 + 6'P_24_24 + 5'P_24_25 + 4'P_24_26 + 3'P_24_27 + 2'P_24_28 + P_25_5 + 2'P_25_6 + 4'P_25_7 + 6'P_25_8 + 8'P_25_9 + 9'P_25_10 + 9'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 9'P_25_19 + 9'P_25_20 + 8'P_25_21 + 7'P_25_22 + 6'P_25_23 + 5'P_25_24 + 4'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_5 + 2'P_26_6 + 4'P_26_7 + 6'P_26_8 + 7'P_26_9 + 7'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 7'P_26_20 + 7'P_26_21 + 6'P_26_22 + 5'P_26_23 + 4'P_26_24 + 3'P_26_25 + 2'P_26_26 + P_26_27 + P_27_5 + 2'P_27_6 + 4'P_27_7 + 5'P_27_8 + 5'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 5'P_27_21 + 5'P_27_22 + 4'P_27_23 + 3'P_27_24 + 2'P_27_25 + P_27_26 + P_28_5 + 2'P_28_6 + 3'P_28_7 + 3'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 3'P_28_22 + 3'P_28_23 + 2'P_28_24 + P_28_25 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + cX_6 + 3'cX_7 + 5'cX_8 + 7'cX_9 + 9'cX_10 + 11'cX_11 + 13'cX_12 + 15'cX_13 + 17'cX_14 + 19'cX_15 + 21'cX_16 + 23'cX_17 + 25'cX_18 + 27'cX_19 + 29'cX_20 + 31'cX_21 + 33'cX_22 + 35'cX_23 + 37'cX_24 + 39'cX_25 + 41'cX_26 + 43'cX_27 + 45'cX_28 + 47'cX_29 + cY_5 + 2'cY_6 + 4'cY_7 + 6'cY_8 + 8'cY_9 + 10'cY_10 + 12'cY_11 + 14'cY_12 + 16'cY_13 + 18'cY_14 + 20'cY_15 + 22'cY_16 + 24'cY_17 + 26'cY_18 + 28'cY_19 + 30'cY_20 + 32'cY_21 + 34'cY_22 + 36'cY_23 + 38'cY_24 + 40'cY_25 + 42'cY_26 + 44'cY_27 + 46'cY_28 + 48'cY_29 + -25'L_0 + -24'L_1 + -23'L_2 + -22'L_3 + -21'L_4 + -20'L_5 + -19'L_6 + -18'L_7 + -17'L_8 + -16'L_9 + -15'L_10 + -14'L_11 + -13'L_12 + -12'L_13 + -11'L_14 + -10'L_15 + -9'L_16 + -8'L_17 + -7'L_18 + -6'L_19 + -5'L_20 + -4'L_21 + -3'L_22 + -2'L_23 + -1'L_24 + -1'L_35 + -2'L_36 + -3'L_37 + -4'L_38 + -5'L_39 + -6'L_40 + -7'L_41 + -8'L_42 + -9'L_43 + -10'L_44 + -11'L_45 + -12'L_46 + -13'L_47 + -14'L_48 + -15'L_49 + -16'L_50 + -17'L_51 + -18'L_52 + -19'L_53 + -20'L_54 + -21'L_55 + -22'L_56 + -23'L_57 + -24'L_58 + -1'R_8 + -2'R_9 + -3'R_10 + -4'R_11 + -5'R_12 + -6'R_13 + -7'R_14 + -8'R_15 + -9'R_16 + -10'R_17 + -11'R_18 + -12'R_19 + -13'R_20 + -14'R_21 + -15'R_22 + -16'R_23 + -17'R_24 + -18'R_25 + -19'R_26 + -20'R_27 + -21'R_28 + -22'R_29 + -23'R_30 + -24'R_31 + -25'R_32 + -26'R_33 + -27'R_34 + -28'R_35 + -30'R_36 + -33'R_37 + -36'R_38 + -39'R_39 + -42'R_40 + -45'R_41 + -48'R_42 + -51'R_43 + -54'R_44 + -57'R_45 + -60'R_46 + -63'R_47 + -66'R_48 + -69'R_49 + -72'R_50 + -75'R_51 + -78'R_52 + -81'R_53 + -84'R_54 + -87'R_55 + -89'R_56 + -91'R_57 + -93'R_58 + -95'R_59 = -1392
invariant :P_7_29 + P_8_28 + P_9_27 + P_10_26 + P_11_25 + P_12_24 + P_13_23 + P_14_22 + P_15_21 + P_16_20 + P_17_19 + P_18_18 + P_19_17 + P_20_16 + P_21_15 + P_22_14 + P_23_13 + P_24_12 + P_25_11 + P_26_10 + P_27_9 + P_28_8 + P_29_7 + R_37 = 1
invariant :P_0_17 + P_3_17 + P_4_16 + P_4_17 + P_4_18 + P_5_15 + P_5_16 + 2'P_5_17 + P_5_18 + P_5_19 + P_6_14 + P_6_15 + 2'P_6_16 + 2'P_6_17 + 2'P_6_18 + P_6_19 + P_6_20 + P_7_13 + P_7_14 + 2'P_7_15 + 2'P_7_16 + 3'P_7_17 + 2'P_7_18 + 2'P_7_19 + P_7_20 + P_7_21 + P_8_12 + P_8_13 + 2'P_8_14 + 2'P_8_15 + 3'P_8_16 + 3'P_8_17 + 3'P_8_18 + 2'P_8_19 + 2'P_8_20 + P_8_21 + P_8_22 + P_9_11 + P_9_12 + 2'P_9_13 + 2'P_9_14 + 3'P_9_15 + 3'P_9_16 + 4'P_9_17 + 3'P_9_18 + 3'P_9_19 + 2'P_9_20 + 2'P_9_21 + P_9_22 + P_9_23 + P_10_10 + P_10_11 + 2'P_10_12 + 2'P_10_13 + 3'P_10_14 + 3'P_10_15 + 4'P_10_16 + 4'P_10_17 + 4'P_10_18 + 3'P_10_19 + 3'P_10_20 + 2'P_10_21 + 2'P_10_22 + P_10_23 + P_10_24 + P_11_9 + P_11_10 + 2'P_11_11 + 2'P_11_12 + 3'P_11_13 + 3'P_11_14 + 4'P_11_15 + 4'P_11_16 + 5'P_11_17 + 4'P_11_18 + 4'P_11_19 + 3'P_11_20 + 3'P_11_21 + 2'P_11_22 + 2'P_11_23 + P_11_24 + P_11_25 + P_12_8 + P_12_9 + 2'P_12_10 + 2'P_12_11 + 3'P_12_12 + 3'P_12_13 + 4'P_12_14 + 4'P_12_15 + 5'P_12_16 + 5'P_12_17 + 5'P_12_18 + 4'P_12_19 + 4'P_12_20 + 3'P_12_21 + 3'P_12_22 + 2'P_12_23 + 2'P_12_24 + P_12_25 + P_12_26 + P_13_7 + P_13_8 + 2'P_13_9 + 2'P_13_10 + 3'P_13_11 + 3'P_13_12 + 4'P_13_13 + 4'P_13_14 + 5'P_13_15 + 5'P_13_16 + 6'P_13_17 + 5'P_13_18 + 5'P_13_19 + 4'P_13_20 + 4'P_13_21 + 3'P_13_22 + 3'P_13_23 + 2'P_13_24 + 2'P_13_25 + P_13_26 + P_13_27 + P_14_6 + P_14_7 + 2'P_14_8 + 2'P_14_9 + 3'P_14_10 + 3'P_14_11 + 4'P_14_12 + 4'P_14_13 + 5'P_14_14 + 5'P_14_15 + 6'P_14_16 + 6'P_14_17 + 6'P_14_18 + 5'P_14_19 + 5'P_14_20 + 4'P_14_21 + 4'P_14_22 + 3'P_14_23 + 3'P_14_24 + 2'P_14_25 + 2'P_14_26 + P_14_27 + P_14_28 + P_15_5 + P_15_6 + 2'P_15_7 + 2'P_15_8 + 3'P_15_9 + 3'P_15_10 + 4'P_15_11 + 4'P_15_12 + 5'P_15_13 + 5'P_15_14 + 6'P_15_15 + 6'P_15_16 + 7'P_15_17 + 6'P_15_18 + 6'P_15_19 + 5'P_15_20 + 5'P_15_21 + 4'P_15_22 + 4'P_15_23 + 3'P_15_24 + 3'P_15_25 + 2'P_15_26 + 2'P_15_27 + P_15_28 + P_16_4 + P_16_5 + 2'P_16_6 + 2'P_16_7 + 3'P_16_8 + 3'P_16_9 + 4'P_16_10 + 4'P_16_11 + 5'P_16_12 + 5'P_16_13 + 6'P_16_14 + 6'P_16_15 + 7'P_16_16 + 7'P_16_17 + 7'P_16_18 + 6'P_16_19 + 6'P_16_20 + 5'P_16_21 + 5'P_16_22 + 4'P_16_23 + 4'P_16_24 + 3'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_3 + P_17_4 + 2'P_17_5 + 2'P_17_6 + 3'P_17_7 + 3'P_17_8 + 4'P_17_9 + 4'P_17_10 + 5'P_17_11 + 5'P_17_12 + 6'P_17_13 + 6'P_17_14 + 7'P_17_15 + 7'P_17_16 + 8'P_17_17 + 7'P_17_18 + 7'P_17_19 + 6'P_17_20 + 6'P_17_21 + 5'P_17_22 + 5'P_17_23 + 4'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_2 + P_18_3 + 2'P_18_4 + 2'P_18_5 + 3'P_18_6 + 3'P_18_7 + 4'P_18_8 + 4'P_18_9 + 5'P_18_10 + 5'P_18_11 + 6'P_18_12 + 6'P_18_13 + 7'P_18_14 + 7'P_18_15 + 8'P_18_16 + 8'P_18_17 + 8'P_18_18 + 7'P_18_19 + 7'P_18_20 + 6'P_18_21 + 6'P_18_22 + 5'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_3 + P_19_4 + 2'P_19_5 + 2'P_19_6 + 3'P_19_7 + 3'P_19_8 + 4'P_19_9 + 4'P_19_10 + 5'P_19_11 + 5'P_19_12 + 6'P_19_13 + 6'P_19_14 + 7'P_19_15 + 7'P_19_16 + 8'P_19_17 + 7'P_19_18 + 7'P_19_19 + 6'P_19_20 + 6'P_19_21 + 5'P_19_22 + 5'P_19_23 + 4'P_19_24 + 3'P_19_25 + 2'P_19_26 + P_19_27 + P_20_4 + P_20_5 + 2'P_20_6 + 2'P_20_7 + 3'P_20_8 + 3'P_20_9 + 4'P_20_10 + 4'P_20_11 + 5'P_20_12 + 5'P_20_13 + 6'P_20_14 + 6'P_20_15 + 7'P_20_16 + 7'P_20_17 + 7'P_20_18 + 6'P_20_19 + 6'P_20_20 + 5'P_20_21 + 5'P_20_22 + 4'P_20_23 + 3'P_20_24 + 2'P_20_25 + P_20_26 + P_21_5 + P_21_6 + 2'P_21_7 + 2'P_21_8 + 3'P_21_9 + 3'P_21_10 + 4'P_21_11 + 4'P_21_12 + 5'P_21_13 + 5'P_21_14 + 6'P_21_15 + 6'P_21_16 + 7'P_21_17 + 6'P_21_18 + 6'P_21_19 + 5'P_21_20 + 5'P_21_21 + 4'P_21_22 + 3'P_21_23 + 2'P_21_24 + P_21_25 + P_22_6 + P_22_7 + 2'P_22_8 + 2'P_22_9 + 3'P_22_10 + 3'P_22_11 + 4'P_22_12 + 4'P_22_13 + 5'P_22_14 + 5'P_22_15 + 6'P_22_16 + 6'P_22_17 + 6'P_22_18 + 5'P_22_19 + 5'P_22_20 + 4'P_22_21 + 3'P_22_22 + 2'P_22_23 + P_22_24 + P_23_7 + P_23_8 + 2'P_23_9 + 2'P_23_10 + 3'P_23_11 + 3'P_23_12 + 4'P_23_13 + 4'P_23_14 + 5'P_23_15 + 5'P_23_16 + 6'P_23_17 + 5'P_23_18 + 5'P_23_19 + 4'P_23_20 + 3'P_23_21 + 2'P_23_22 + P_23_23 + P_24_8 + P_24_9 + 2'P_24_10 + 2'P_24_11 + 3'P_24_12 + 3'P_24_13 + 4'P_24_14 + 4'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 4'P_24_19 + 3'P_24_20 + 2'P_24_21 + P_24_22 + P_25_9 + P_25_10 + 2'P_25_11 + 2'P_25_12 + 3'P_25_13 + 3'P_25_14 + 4'P_25_15 + 4'P_25_16 + 5'P_25_17 + 4'P_25_18 + 3'P_25_19 + 2'P_25_20 + P_25_21 + P_26_10 + P_26_11 + 2'P_26_12 + 2'P_26_13 + 3'P_26_14 + 3'P_26_15 + 4'P_26_16 + 4'P_26_17 + 3'P_26_18 + 2'P_26_19 + P_26_20 + P_27_11 + P_27_12 + 2'P_27_13 + 2'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 2'P_27_18 + P_27_19 + P_28_12 + P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + P_28_18 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + -1'cX_19 + -2'cX_20 + -3'cX_21 + -4'cX_22 + -5'cX_23 + -6'cX_24 + -7'cX_25 + -8'cX_26 + -9'cX_27 + -10'cX_28 + -11'cX_29 + -1'cY_18 + -2'cY_19 + -3'cY_20 + -4'cY_21 + -5'cY_22 + -6'cY_23 + -7'cY_24 + -8'cY_25 + -9'cY_26 + -10'cY_27 + -11'cY_28 + -12'cY_29 + 7'L_0 + 6'L_1 + 6'L_2 + 5'L_3 + 5'L_4 + 4'L_5 + 4'L_6 + 3'L_7 + 3'L_8 + 2'L_9 + 2'L_10 + L_11 + L_12 + L_48 + L_49 + 2'L_50 + 2'L_51 + 3'L_52 + 3'L_53 + 4'L_54 + 4'L_55 + 5'L_56 + 5'L_57 + 6'L_58 + R_21 + R_22 + 2'R_23 + 2'R_24 + 3'R_25 + 3'R_26 + 4'R_27 + 4'R_28 + 5'R_29 + 5'R_30 + 6'R_31 + 6'R_32 + 7'R_33 + 7'R_34 + 8'R_35 + 8'R_36 + 9'R_37 + 9'R_38 + 10'R_39 + 10'R_40 + 11'R_41 + 11'R_42 + 12'R_43 + 12'R_44 + 12'R_45 + 12'R_46 + 12'R_47 + 12'R_48 + 13'R_49 + 14'R_50 + 15'R_51 + 16'R_52 + 17'R_53 + 18'R_54 + 19'R_55 + 20'R_56 + 21'R_57 + 22'R_58 + 23'R_59 = 343
invariant :P_4_1 + P_4_2 + P_4_3 + P_4_4 + P_4_5 + P_4_6 + P_4_7 + P_4_8 + P_4_9 + P_4_10 + P_4_11 + P_4_12 + P_4_13 + P_4_14 + P_4_15 + P_4_16 + P_4_17 + P_4_18 + P_4_19 + P_4_20 + P_4_21 + P_4_22 + P_4_23 + P_4_24 + P_4_25 + P_4_26 + P_4_27 + P_4_28 + P_5_2 + P_5_3 + P_5_4 + P_5_5 + P_5_6 + P_5_7 + P_5_8 + P_5_9 + P_5_10 + P_5_11 + P_5_12 + P_5_13 + P_5_14 + P_5_15 + P_5_16 + P_5_17 + P_5_18 + P_5_19 + P_5_20 + P_5_21 + P_5_22 + P_5_23 + P_5_24 + P_5_25 + P_5_26 + P_5_27 + P_6_3 + P_6_4 + P_6_5 + P_6_6 + P_6_7 + P_6_8 + P_6_9 + P_6_10 + P_6_11 + P_6_12 + P_6_13 + P_6_14 + P_6_15 + P_6_16 + P_6_17 + P_6_18 + P_6_19 + P_6_20 + P_6_21 + P_6_22 + P_6_23 + P_6_24 + P_6_25 + P_6_26 + P_7_4 + P_7_5 + P_7_6 + P_7_7 + P_7_8 + P_7_9 + P_7_10 + P_7_11 + P_7_12 + P_7_13 + P_7_14 + P_7_15 + P_7_16 + P_7_17 + P_7_18 + P_7_19 + P_7_20 + P_7_21 + P_7_22 + P_7_23 + P_7_24 + P_7_25 + P_8_5 + P_8_6 + P_8_7 + P_8_8 + P_8_9 + P_8_10 + P_8_11 + P_8_12 + P_8_13 + P_8_14 + P_8_15 + P_8_16 + P_8_17 + P_8_18 + P_8_19 + P_8_20 + P_8_21 + P_8_22 + P_8_23 + P_8_24 + P_9_6 + P_9_7 + P_9_8 + P_9_9 + P_9_10 + P_9_11 + P_9_12 + P_9_13 + P_9_14 + P_9_15 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_9_23 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_17_14 + P_17_15 + -1'P_19_14 + -1'P_19_15 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + cX_4 + cX_5 + cX_6 + cX_7 + cX_8 + cX_9 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_33 + -1'L_34 + -1'L_35 + -1'L_36 + -1'L_37 + -1'L_38 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_34 + -1'R_35 + -1'R_36 + -1'R_37 + -1'R_38 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -26
invariant :P_29_29 + R_59 = 1
invariant :P_23_29 + P_24_28 + P_25_27 + P_26_26 + P_27_25 + P_28_24 + P_29_23 + R_53 = 1
invariant :P_6_0 + -1'P_7_2 + -1'P_7_3 + -1'P_7_4 + -1'P_7_5 + -1'P_7_6 + -1'P_7_7 + -1'P_7_8 + -1'P_7_9 + -1'P_7_10 + -1'P_7_11 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_7_25 + -1'P_7_26 + -1'P_7_27 + -1'P_7_28 + -1'P_8_3 + -1'P_8_4 + -1'P_8_5 + -1'P_8_6 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_8_26 + -1'P_8_27 + -1'P_9_4 + -1'P_9_5 + -1'P_9_6 + -1'P_9_7 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_10_5 + -1'P_10_6 + -1'P_10_7 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_11_6 + -1'P_11_7 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_12_7 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_20_15 + P_21_15 + P_22_14 + P_22_15 + P_22_16 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + -1'cX_7 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_35 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 24
invariant :P_1_9 + -1'P_3_8 + -1'P_3_9 + -1'P_3_10 + -1'P_4_7 + -2'P_4_8 + -2'P_4_9 + -2'P_4_10 + -1'P_4_11 + -1'P_5_6 + -2'P_5_7 + -3'P_5_8 + -3'P_5_9 + -3'P_5_10 + -2'P_5_11 + -1'P_5_12 + -1'P_6_5 + -2'P_6_6 + -3'P_6_7 + -4'P_6_8 + -4'P_6_9 + -4'P_6_10 + -3'P_6_11 + -2'P_6_12 + -1'P_6_13 + -1'P_7_4 + -2'P_7_5 + -3'P_7_6 + -4'P_7_7 + -5'P_7_8 + -5'P_7_9 + -5'P_7_10 + -4'P_7_11 + -3'P_7_12 + -2'P_7_13 + -1'P_7_14 + -1'P_8_3 + -2'P_8_4 + -3'P_8_5 + -4'P_8_6 + -5'P_8_7 + -6'P_8_8 + -6'P_8_9 + -6'P_8_10 + -5'P_8_11 + -4'P_8_12 + -3'P_8_13 + -2'P_8_14 + -1'P_8_15 + -1'P_9_2 + -2'P_9_3 + -3'P_9_4 + -4'P_9_5 + -5'P_9_6 + -6'P_9_7 + -7'P_9_8 + -7'P_9_9 + -7'P_9_10 + -6'P_9_11 + -5'P_9_12 + -4'P_9_13 + -3'P_9_14 + -2'P_9_15 + -1'P_9_16 + -1'P_10_2 + -2'P_10_3 + -3'P_10_4 + -4'P_10_5 + -5'P_10_6 + -6'P_10_7 + -7'P_10_8 + -7'P_10_9 + -7'P_10_10 + -6'P_10_11 + -5'P_10_12 + -4'P_10_13 + -3'P_10_14 + -2'P_10_15 + -1'P_10_16 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_10_25 + P_10_26 + P_10_27 + P_10_28 + -1'P_11_3 + -2'P_11_4 + -3'P_11_5 + -4'P_11_6 + -5'P_11_7 + -6'P_11_8 + -6'P_11_9 + -6'P_11_10 + -5'P_11_11 + -4'P_11_12 + -3'P_11_13 + -2'P_11_14 + -1'P_11_15 + P_11_17 + 2'P_11_18 + 3'P_11_19 + 3'P_11_20 + 3'P_11_21 + 3'P_11_22 + 3'P_11_23 + 3'P_11_24 + 3'P_11_25 + 3'P_11_26 + 3'P_11_27 + 2'P_11_28 + -1'P_12_4 + -2'P_12_5 + -3'P_12_6 + -4'P_12_7 + -5'P_12_8 + -5'P_12_9 + -5'P_12_10 + -4'P_12_11 + -3'P_12_12 + -2'P_12_13 + -1'P_12_14 + P_12_16 + 2'P_12_17 + 3'P_12_18 + 4'P_12_19 + 5'P_12_20 + 5'P_12_21 + 5'P_12_22 + 5'P_12_23 + 5'P_12_24 + 5'P_12_25 + 5'P_12_26 + 4'P_12_27 + 2'P_12_28 + -1'P_13_5 + -2'P_13_6 + -3'P_13_7 + -4'P_13_8 + -4'P_13_9 + -4'P_13_10 + -3'P_13_11 + -2'P_13_12 + -1'P_13_13 + P_13_15 + 2'P_13_16 + 3'P_13_17 + 4'P_13_18 + 5'P_13_19 + 6'P_13_20 + 7'P_13_21 + 7'P_13_22 + 7'P_13_23 + 7'P_13_24 + 7'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + -1'P_14_6 + -2'P_14_7 + -3'P_14_8 + -3'P_14_9 + -3'P_14_10 + -2'P_14_11 + -1'P_14_12 + P_14_14 + 2'P_14_15 + 3'P_14_16 + 4'P_14_17 + 5'P_14_18 + 6'P_14_19 + 7'P_14_20 + 8'P_14_21 + 9'P_14_22 + 9'P_14_23 + 9'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + -1'P_15_7 + -2'P_15_8 + -2'P_15_9 + -2'P_15_10 + -1'P_15_11 + P_15_13 + 2'P_15_14 + 3'P_15_15 + 4'P_15_16 + 5'P_15_17 + 6'P_15_18 + 7'P_15_19 + 8'P_15_20 + 9'P_15_21 + 10'P_15_22 + 11'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + P_16_12 + 2'P_16_13 + 3'P_16_14 + 4'P_16_15 + 5'P_16_16 + 6'P_16_17 + 7'P_16_18 + 8'P_16_19 + 9'P_16_20 + 10'P_16_21 + 11'P_16_22 + 11'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_11 + 2'P_17_12 + 3'P_17_13 + 4'P_17_14 + 5'P_17_15 + 6'P_17_16 + 7'P_17_17 + 8'P_17_18 + 9'P_17_19 + 10'P_17_20 + 11'P_17_21 + 11'P_17_22 + 10'P_17_23 + 9'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_9 + P_18_10 + 2'P_18_11 + 3'P_18_12 + 4'P_18_13 + 5'P_18_14 + 6'P_18_15 + 7'P_18_16 + 8'P_18_17 + 9'P_18_18 + 10'P_18_19 + 11'P_18_20 + 11'P_18_21 + 10'P_18_22 + 9'P_18_23 + 8'P_18_24 + 7'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_9 + 2'P_19_10 + 3'P_19_11 + 4'P_19_12 + 5'P_19_13 + 6'P_19_14 + 7'P_19_15 + 8'P_19_16 + 9'P_19_17 + 10'P_19_18 + 11'P_19_19 + 11'P_19_20 + 10'P_19_21 + 9'P_19_22 + 8'P_19_23 + 7'P_19_24 + 6'P_19_25 + 5'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_9 + 2'P_20_10 + 4'P_20_11 + 5'P_20_12 + 6'P_20_13 + 7'P_20_14 + 8'P_20_15 + 9'P_20_16 + 10'P_20_17 + 11'P_20_18 + 11'P_20_19 + 10'P_20_20 + 9'P_20_21 + 8'P_20_22 + 7'P_20_23 + 6'P_20_24 + 5'P_20_25 + 4'P_20_26 + 3'P_20_27 + 2'P_20_28 + P_21_9 + 2'P_21_10 + 4'P_21_11 + 6'P_21_12 + 7'P_21_13 + 8'P_21_14 + 9'P_21_15 + 10'P_21_16 + 11'P_21_17 + 11'P_21_18 + 10'P_21_19 + 9'P_21_20 + 8'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_9 + 2'P_22_10 + 4'P_22_11 + 6'P_22_12 + 8'P_22_13 + 9'P_22_14 + 10'P_22_15 + 11'P_22_16 + 11'P_22_17 + 10'P_22_18 + 9'P_22_19 + 8'P_22_20 + 7'P_22_21 + 6'P_22_22 + 5'P_22_23 + 4'P_22_24 + 3'P_22_25 + 2'P_22_26 + P_22_27 + P_23_9 + 2'P_23_10 + 4'P_23_11 + 6'P_23_12 + 8'P_23_13 + 10'P_23_14 + 11'P_23_15 + 11'P_23_16 + 10'P_23_17 + 9'P_23_18 + 8'P_23_19 + 7'P_23_20 + 6'P_23_21 + 5'P_23_22 + 4'P_23_23 + 3'P_23_24 + 2'P_23_25 + P_23_26 + P_24_9 + 2'P_24_10 + 4'P_24_11 + 6'P_24_12 + 8'P_24_13 + 10'P_24_14 + 11'P_24_15 + 10'P_24_16 + 9'P_24_17 + 8'P_24_18 + 7'P_24_19 + 6'P_24_20 + 5'P_24_21 + 4'P_24_22 + 3'P_24_23 + 2'P_24_24 + P_24_25 + P_25_9 + 2'P_25_10 + 4'P_25_11 + 6'P_25_12 + 8'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 8'P_25_17 + 7'P_25_18 + 6'P_25_19 + 5'P_25_20 + 4'P_25_21 + 3'P_25_22 + 2'P_25_23 + P_25_24 + P_26_9 + 2'P_26_10 + 4'P_26_11 + 6'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 6'P_26_18 + 5'P_26_19 + 4'P_26_20 + 3'P_26_21 + 2'P_26_22 + P_26_23 + P_27_9 + 2'P_27_10 + 4'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 4'P_27_19 + 3'P_27_20 + 2'P_27_21 + P_27_22 + P_28_9 + 2'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 2'P_28_20 + P_28_21 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + cX_10 + 3'cX_11 + 5'cX_12 + 7'cX_13 + 9'cX_14 + 11'cX_15 + 13'cX_16 + 15'cX_17 + 17'cX_18 + 19'cX_19 + 21'cX_20 + 23'cX_21 + 25'cX_22 + 27'cX_23 + 29'cX_24 + 31'cX_25 + 33'cX_26 + 35'cX_27 + 37'cX_28 + 39'cX_29 + cY_9 + 2'cY_10 + 4'cY_11 + 6'cY_12 + 8'cY_13 + 10'cY_14 + 12'cY_15 + 14'cY_16 + 16'cY_17 + 18'cY_18 + 20'cY_19 + 22'cY_20 + 24'cY_21 + 26'cY_22 + 28'cY_23 + 30'cY_24 + 32'cY_25 + 34'cY_26 + 36'cY_27 + 38'cY_28 + 40'cY_29 + -21'L_0 + -20'L_1 + -19'L_2 + -18'L_3 + -17'L_4 + -16'L_5 + -15'L_6 + -14'L_7 + -13'L_8 + -12'L_9 + -11'L_10 + -10'L_11 + -9'L_12 + -8'L_13 + -7'L_14 + -6'L_15 + -5'L_16 + -4'L_17 + -3'L_18 + -2'L_19 + -1'L_20 + -1'L_39 + -2'L_40 + -3'L_41 + -4'L_42 + -5'L_43 + -6'L_44 + -7'L_45 + -8'L_46 + -9'L_47 + -10'L_48 + -11'L_49 + -12'L_50 + -13'L_51 + -14'L_52 + -15'L_53 + -16'L_54 + -17'L_55 + -18'L_56 + -19'L_57 + -20'L_58 + -1'R_12 + -2'R_13 + -3'R_14 + -4'R_15 + -5'R_16 + -6'R_17 + -7'R_18 + -8'R_19 + -9'R_20 + -10'R_21 + -11'R_22 + -12'R_23 + -13'R_24 + -14'R_25 + -15'R_26 + -16'R_27 + -17'R_28 + -18'R_29 + -19'R_30 + -20'R_31 + -21'R_32 + -22'R_33 + -23'R_34 + -24'R_35 + -25'R_36 + -26'R_37 + -27'R_38 + -28'R_39 + -30'R_40 + -33'R_41 + -36'R_42 + -39'R_43 + -42'R_44 + -45'R_45 + -48'R_46 + -51'R_47 + -54'R_48 + -57'R_49 + -60'R_50 + -63'R_51 + -65'R_52 + -67'R_53 + -69'R_54 + -71'R_55 + -73'R_56 + -75'R_57 + -77'R_58 + -79'R_59 = -1160
invariant :P_0_26 + P_3_26 + P_4_25 + P_4_26 + P_4_27 + P_5_24 + P_5_25 + 2'P_5_26 + P_5_27 + P_5_28 + P_6_23 + P_6_24 + 2'P_6_25 + 2'P_6_26 + 2'P_6_27 + P_6_28 + P_7_22 + P_7_23 + 2'P_7_24 + 2'P_7_25 + 3'P_7_26 + 2'P_7_27 + P_7_28 + P_8_21 + P_8_22 + 2'P_8_23 + 2'P_8_24 + 3'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_20 + P_9_21 + 2'P_9_22 + 2'P_9_23 + 3'P_9_24 + 3'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_19 + P_10_20 + 2'P_10_21 + 2'P_10_22 + 3'P_10_23 + 3'P_10_24 + 3'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_18 + P_11_19 + 2'P_11_20 + 2'P_11_21 + 3'P_11_22 + 3'P_11_23 + 3'P_11_24 + 3'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_17 + P_12_18 + 2'P_12_19 + 2'P_12_20 + 3'P_12_21 + 3'P_12_22 + 3'P_12_23 + 3'P_12_24 + 3'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_16 + P_13_17 + 2'P_13_18 + 2'P_13_19 + 3'P_13_20 + 3'P_13_21 + 3'P_13_22 + 3'P_13_23 + 3'P_13_24 + 3'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_15 + P_14_16 + 2'P_14_17 + 2'P_14_18 + 3'P_14_19 + 3'P_14_20 + 3'P_14_21 + 3'P_14_22 + 3'P_14_23 + 3'P_14_24 + 3'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_14 + P_15_15 + 2'P_15_16 + 2'P_15_17 + 3'P_15_18 + 3'P_15_19 + 3'P_15_20 + 3'P_15_21 + 3'P_15_22 + 3'P_15_23 + 3'P_15_24 + 3'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_13 + P_16_14 + 2'P_16_15 + 2'P_16_16 + 3'P_16_17 + 3'P_16_18 + 3'P_16_19 + 3'P_16_20 + 3'P_16_21 + 3'P_16_22 + 3'P_16_23 + 3'P_16_24 + 3'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_12 + P_17_13 + 2'P_17_14 + 2'P_17_15 + 3'P_17_16 + 3'P_17_17 + 3'P_17_18 + 3'P_17_19 + 3'P_17_20 + 3'P_17_21 + 3'P_17_22 + 3'P_17_23 + 3'P_17_24 + 3'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_11 + P_18_12 + 2'P_18_13 + 2'P_18_14 + 3'P_18_15 + 3'P_18_16 + 3'P_18_17 + 3'P_18_18 + 3'P_18_19 + 3'P_18_20 + 3'P_18_21 + 3'P_18_22 + 3'P_18_23 + 3'P_18_24 + 3'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_10 + P_19_11 + 2'P_19_12 + 2'P_19_13 + 3'P_19_14 + 3'P_19_15 + 3'P_19_16 + 3'P_19_17 + 3'P_19_18 + 3'P_19_19 + 3'P_19_20 + 3'P_19_21 + 3'P_19_22 + 3'P_19_23 + 3'P_19_24 + 3'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_9 + P_20_10 + 2'P_20_11 + 2'P_20_12 + 3'P_20_13 + 3'P_20_14 + 3'P_20_15 + 3'P_20_16 + 3'P_20_17 + 3'P_20_18 + 3'P_20_19 + 3'P_20_20 + 3'P_20_21 + 3'P_20_22 + 3'P_20_23 + 3'P_20_24 + 3'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_8 + P_21_9 + 2'P_21_10 + 2'P_21_11 + 3'P_21_12 + 3'P_21_13 + 3'P_21_14 + 3'P_21_15 + 3'P_21_16 + 3'P_21_17 + 3'P_21_18 + 3'P_21_19 + 3'P_21_20 + 3'P_21_21 + 3'P_21_22 + 3'P_21_23 + 3'P_21_24 + 3'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_7 + P_22_8 + 2'P_22_9 + 2'P_22_10 + 3'P_22_11 + 3'P_22_12 + 3'P_22_13 + 3'P_22_14 + 3'P_22_15 + 3'P_22_16 + 3'P_22_17 + 3'P_22_18 + 3'P_22_19 + 3'P_22_20 + 3'P_22_21 + 3'P_22_22 + 3'P_22_23 + 3'P_22_24 + 3'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_6 + P_23_7 + 2'P_23_8 + 2'P_23_9 + 3'P_23_10 + 3'P_23_11 + 3'P_23_12 + 3'P_23_13 + 3'P_23_14 + 3'P_23_15 + 3'P_23_16 + 3'P_23_17 + 3'P_23_18 + 3'P_23_19 + 3'P_23_20 + 3'P_23_21 + 3'P_23_22 + 3'P_23_23 + 3'P_23_24 + 3'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_5 + P_24_6 + 2'P_24_7 + 2'P_24_8 + 3'P_24_9 + 3'P_24_10 + 3'P_24_11 + 3'P_24_12 + 3'P_24_13 + 3'P_24_14 + 3'P_24_15 + 3'P_24_16 + 3'P_24_17 + 3'P_24_18 + 3'P_24_19 + 3'P_24_20 + 3'P_24_21 + 3'P_24_22 + 3'P_24_23 + 3'P_24_24 + 3'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_4 + P_25_5 + 2'P_25_6 + 2'P_25_7 + 3'P_25_8 + 3'P_25_9 + 3'P_25_10 + 3'P_25_11 + 3'P_25_12 + 3'P_25_13 + 3'P_25_14 + 3'P_25_15 + 3'P_25_16 + 3'P_25_17 + 3'P_25_18 + 3'P_25_19 + 3'P_25_20 + 3'P_25_21 + 3'P_25_22 + 3'P_25_23 + 3'P_25_24 + 3'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_3 + P_26_4 + 2'P_26_5 + 2'P_26_6 + 3'P_26_7 + 3'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 3'P_26_24 + 3'P_26_25 + 3'P_26_26 + 2'P_26_27 + P_26_28 + P_27_2 + P_27_3 + 2'P_27_4 + 2'P_27_5 + 3'P_27_6 + 3'P_27_7 + 3'P_27_8 + 3'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 3'P_27_23 + 3'P_27_24 + 3'P_27_25 + 3'P_27_26 + 2'P_27_27 + P_27_28 + P_28_3 + P_28_4 + 2'P_28_5 + 2'P_28_6 + 2'P_28_7 + 2'P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + 2'P_28_23 + 2'P_28_24 + 2'P_28_25 + 2'P_28_26 + P_28_27 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + -1'cX_28 + -2'cX_29 + -1'cY_27 + -2'cY_28 + -3'cY_29 + 2'L_0 + 2'L_1 + L_2 + L_3 + L_57 + L_58 + R_30 + R_31 + 2'R_32 + 2'R_33 + 3'R_34 + 3'R_35 + 3'R_36 + 3'R_37 + 3'R_38 + 3'R_39 + 3'R_40 + 3'R_41 + 3'R_42 + 3'R_43 + 3'R_44 + 3'R_45 + 3'R_46 + 3'R_47 + 3'R_48 + 3'R_49 + 3'R_50 + 3'R_51 + 3'R_52 + 3'R_53 + 3'R_54 + 3'R_55 + 3'R_56 + 3'R_57 + 4'R_58 + 5'R_59 = 86
invariant :P_27_1 + P_27_2 + P_27_3 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_27_26 + P_27_27 + P_27_28 + P_28_2 + P_28_3 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_28_27 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + cX_27 + cX_28 + cX_29 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_57 + -1'R_58 + -1'R_59 = -3
invariant :P_1_17 + -1'P_3_16 + -1'P_3_17 + -1'P_3_18 + -1'P_4_15 + -2'P_4_16 + -2'P_4_17 + -2'P_4_18 + -1'P_4_19 + -1'P_5_14 + -2'P_5_15 + -3'P_5_16 + -3'P_5_17 + -3'P_5_18 + -2'P_5_19 + -1'P_5_20 + -1'P_6_13 + -2'P_6_14 + -3'P_6_15 + -4'P_6_16 + -4'P_6_17 + -4'P_6_18 + -3'P_6_19 + -2'P_6_20 + -1'P_6_21 + -1'P_7_12 + -2'P_7_13 + -3'P_7_14 + -4'P_7_15 + -5'P_7_16 + -5'P_7_17 + -5'P_7_18 + -4'P_7_19 + -3'P_7_20 + -2'P_7_21 + -1'P_7_22 + -1'P_8_11 + -2'P_8_12 + -3'P_8_13 + -4'P_8_14 + -5'P_8_15 + -6'P_8_16 + -6'P_8_17 + -6'P_8_18 + -5'P_8_19 + -4'P_8_20 + -3'P_8_21 + -2'P_8_22 + -1'P_8_23 + -1'P_9_10 + -2'P_9_11 + -3'P_9_12 + -4'P_9_13 + -5'P_9_14 + -6'P_9_15 + -7'P_9_16 + -7'P_9_17 + -7'P_9_18 + -6'P_9_19 + -5'P_9_20 + -4'P_9_21 + -3'P_9_22 + -2'P_9_23 + -1'P_9_24 + -1'P_10_9 + -2'P_10_10 + -3'P_10_11 + -4'P_10_12 + -5'P_10_13 + -6'P_10_14 + -7'P_10_15 + -8'P_10_16 + -8'P_10_17 + -8'P_10_18 + -7'P_10_19 + -6'P_10_20 + -5'P_10_21 + -4'P_10_22 + -3'P_10_23 + -2'P_10_24 + -1'P_10_25 + -1'P_11_8 + -2'P_11_9 + -3'P_11_10 + -4'P_11_11 + -5'P_11_12 + -6'P_11_13 + -7'P_11_14 + -8'P_11_15 + -9'P_11_16 + -9'P_11_17 + -9'P_11_18 + -8'P_11_19 + -7'P_11_20 + -6'P_11_21 + -5'P_11_22 + -4'P_11_23 + -3'P_11_24 + -2'P_11_25 + -1'P_11_26 + -1'P_12_7 + -2'P_12_8 + -3'P_12_9 + -4'P_12_10 + -5'P_12_11 + -6'P_12_12 + -7'P_12_13 + -8'P_12_14 + -9'P_12_15 + -10'P_12_16 + -10'P_12_17 + -10'P_12_18 + -9'P_12_19 + -8'P_12_20 + -7'P_12_21 + -6'P_12_22 + -5'P_12_23 + -4'P_12_24 + -3'P_12_25 + -2'P_12_26 + -1'P_12_27 + -1'P_13_6 + -2'P_13_7 + -3'P_13_8 + -4'P_13_9 + -5'P_13_10 + -6'P_13_11 + -7'P_13_12 + -8'P_13_13 + -9'P_13_14 + -10'P_13_15 + -11'P_13_16 + -11'P_13_17 + -11'P_13_18 + -10'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_5 + -2'P_14_6 + -3'P_14_7 + -4'P_14_8 + -5'P_14_9 + -6'P_14_10 + -7'P_14_11 + -8'P_14_12 + -9'P_14_13 + -10'P_14_14 + -11'P_14_15 + -12'P_14_16 + -12'P_14_17 + -12'P_14_18 + -11'P_14_19 + -10'P_14_20 + -9'P_14_21 + -8'P_14_22 + -7'P_14_23 + -6'P_14_24 + -5'P_14_25 + -4'P_14_26 + -3'P_14_27 + -2'P_14_28 + -1'P_15_4 + -2'P_15_5 + -3'P_15_6 + -4'P_15_7 + -5'P_15_8 + -6'P_15_9 + -7'P_15_10 + -8'P_15_11 + -9'P_15_12 + -10'P_15_13 + -11'P_15_14 + -12'P_15_15 + -13'P_15_16 + -13'P_15_17 + -13'P_15_18 + -12'P_15_19 + -11'P_15_20 + -10'P_15_21 + -9'P_15_22 + -8'P_15_23 + -7'P_15_24 + -6'P_15_25 + -5'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_3 + -2'P_16_4 + -3'P_16_5 + -4'P_16_6 + -5'P_16_7 + -6'P_16_8 + -7'P_16_9 + -8'P_16_10 + -9'P_16_11 + -10'P_16_12 + -11'P_16_13 + -12'P_16_14 + -13'P_16_15 + -14'P_16_16 + -14'P_16_17 + -14'P_16_18 + -13'P_16_19 + -12'P_16_20 + -11'P_16_21 + -10'P_16_22 + -9'P_16_23 + -8'P_16_24 + -7'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_2 + -2'P_17_3 + -3'P_17_4 + -4'P_17_5 + -5'P_17_6 + -6'P_17_7 + -7'P_17_8 + -8'P_17_9 + -9'P_17_10 + -10'P_17_11 + -11'P_17_12 + -12'P_17_13 + -13'P_17_14 + -14'P_17_15 + -15'P_17_16 + -15'P_17_17 + -15'P_17_18 + -14'P_17_19 + -13'P_17_20 + -12'P_17_21 + -11'P_17_22 + -10'P_17_23 + -9'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_2 + -2'P_18_3 + -3'P_18_4 + -4'P_18_5 + -5'P_18_6 + -6'P_18_7 + -7'P_18_8 + -8'P_18_9 + -9'P_18_10 + -10'P_18_11 + -11'P_18_12 + -12'P_18_13 + -13'P_18_14 + -14'P_18_15 + -15'P_18_16 + -15'P_18_17 + -15'P_18_18 + -14'P_18_19 + -13'P_18_20 + -12'P_18_21 + -11'P_18_22 + -10'P_18_23 + -9'P_18_24 + -7'P_18_25 + -5'P_18_26 + -3'P_18_27 + -1'P_18_28 + -1'P_19_3 + -2'P_19_4 + -3'P_19_5 + -4'P_19_6 + -5'P_19_7 + -6'P_19_8 + -7'P_19_9 + -8'P_19_10 + -9'P_19_11 + -10'P_19_12 + -11'P_19_13 + -12'P_19_14 + -13'P_19_15 + -14'P_19_16 + -14'P_19_17 + -14'P_19_18 + -13'P_19_19 + -12'P_19_20 + -11'P_19_21 + -10'P_19_22 + -9'P_19_23 + -7'P_19_24 + -5'P_19_25 + -3'P_19_26 + -1'P_19_27 + -1'P_20_4 + -2'P_20_5 + -3'P_20_6 + -4'P_20_7 + -5'P_20_8 + -6'P_20_9 + -7'P_20_10 + -8'P_20_11 + -9'P_20_12 + -10'P_20_13 + -11'P_20_14 + -12'P_20_15 + -13'P_20_16 + -13'P_20_17 + -13'P_20_18 + -12'P_20_19 + -11'P_20_20 + -10'P_20_21 + -9'P_20_22 + -7'P_20_23 + -5'P_20_24 + -3'P_20_25 + -1'P_20_26 + -1'P_21_5 + -2'P_21_6 + -3'P_21_7 + -4'P_21_8 + -5'P_21_9 + -6'P_21_10 + -7'P_21_11 + -8'P_21_12 + -9'P_21_13 + -10'P_21_14 + -11'P_21_15 + -12'P_21_16 + -12'P_21_17 + -12'P_21_18 + -11'P_21_19 + -10'P_21_20 + -9'P_21_21 + -7'P_21_22 + -5'P_21_23 + -3'P_21_24 + -1'P_21_25 + -1'P_22_6 + -2'P_22_7 + -3'P_22_8 + -4'P_22_9 + -5'P_22_10 + -6'P_22_11 + -7'P_22_12 + -8'P_22_13 + -9'P_22_14 + -10'P_22_15 + -11'P_22_16 + -11'P_22_17 + -11'P_22_18 + -10'P_22_19 + -9'P_22_20 + -7'P_22_21 + -5'P_22_22 + -3'P_22_23 + -1'P_22_24 + -1'P_23_7 + -2'P_23_8 + -3'P_23_9 + -4'P_23_10 + -5'P_23_11 + -6'P_23_12 + -7'P_23_13 + -8'P_23_14 + -9'P_23_15 + -10'P_23_16 + -10'P_23_17 + -10'P_23_18 + -9'P_23_19 + -7'P_23_20 + -5'P_23_21 + -3'P_23_22 + -1'P_23_23 + -1'P_24_8 + -2'P_24_9 + -3'P_24_10 + -4'P_24_11 + -5'P_24_12 + -6'P_24_13 + -7'P_24_14 + -8'P_24_15 + -9'P_24_16 + -9'P_24_17 + -9'P_24_18 + -7'P_24_19 + -5'P_24_20 + -3'P_24_21 + -1'P_24_22 + -1'P_25_9 + -2'P_25_10 + -3'P_25_11 + -4'P_25_12 + -5'P_25_13 + -6'P_25_14 + -7'P_25_15 + -8'P_25_16 + -8'P_25_17 + -7'P_25_18 + -5'P_25_19 + -3'P_25_20 + -1'P_25_21 + -1'P_26_10 + -2'P_26_11 + -3'P_26_12 + -4'P_26_13 + -5'P_26_14 + -6'P_26_15 + -7'P_26_16 + -6'P_26_17 + -5'P_26_18 + -3'P_26_19 + -1'P_26_20 + -1'P_27_11 + -2'P_27_12 + -3'P_27_13 + -4'P_27_14 + -5'P_27_15 + -5'P_27_16 + -4'P_27_17 + -3'P_27_18 + -1'P_27_19 + -1'P_28_12 + -2'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -2'P_28_17 + -1'P_28_18 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + cX_18 + 3'cX_19 + 5'cX_20 + 7'cX_21 + 9'cX_22 + 11'cX_23 + 13'cX_24 + 15'cX_25 + 17'cX_26 + 19'cX_27 + 21'cX_28 + 23'cX_29 + cY_17 + 2'cY_18 + 4'cY_19 + 6'cY_20 + 8'cY_21 + 10'cY_22 + 12'cY_23 + 14'cY_24 + 16'cY_25 + 18'cY_26 + 20'cY_27 + 22'cY_28 + 24'cY_29 + -13'L_0 + -12'L_1 + -11'L_2 + -10'L_3 + -9'L_4 + -8'L_5 + -7'L_6 + -6'L_7 + -5'L_8 + -4'L_9 + -3'L_10 + -2'L_11 + -1'L_12 + -1'L_47 + -2'L_48 + -3'L_49 + -4'L_50 + -5'L_51 + -6'L_52 + -7'L_53 + -8'L_54 + -9'L_55 + -10'L_56 + -11'L_57 + -12'L_58 + -1'R_20 + -2'R_21 + -3'R_22 + -4'R_23 + -5'R_24 + -6'R_25 + -7'R_26 + -8'R_27 + -9'R_28 + -10'R_29 + -11'R_30 + -12'R_31 + -13'R_32 + -14'R_33 + -15'R_34 + -16'R_35 + -17'R_36 + -18'R_37 + -19'R_38 + -20'R_39 + -21'R_40 + -22'R_41 + -23'R_42 + -24'R_43 + -24'R_44 + -24'R_45 + -24'R_46 + -24'R_47 + -25'R_48 + -27'R_49 + -29'R_50 + -31'R_51 + -33'R_52 + -35'R_53 + -37'R_54 + -39'R_55 + -41'R_56 + -43'R_57 + -45'R_58 + -47'R_59 = -696
invariant :P_0_9 + P_3_9 + P_4_8 + P_4_9 + P_4_10 + P_5_7 + P_5_8 + 2'P_5_9 + P_5_10 + P_5_11 + P_6_6 + P_6_7 + 2'P_6_8 + 2'P_6_9 + 2'P_6_10 + P_6_11 + P_6_12 + P_7_5 + P_7_6 + 2'P_7_7 + 2'P_7_8 + 3'P_7_9 + 2'P_7_10 + 2'P_7_11 + P_7_12 + P_7_13 + P_8_4 + P_8_5 + 2'P_8_6 + 2'P_8_7 + 3'P_8_8 + 3'P_8_9 + 3'P_8_10 + 2'P_8_11 + 2'P_8_12 + P_8_13 + P_8_14 + P_9_3 + P_9_4 + 2'P_9_5 + 2'P_9_6 + 3'P_9_7 + 3'P_9_8 + 4'P_9_9 + 3'P_9_10 + 3'P_9_11 + 2'P_9_12 + 2'P_9_13 + P_9_14 + P_9_15 + P_10_2 + P_10_3 + 2'P_10_4 + 2'P_10_5 + 3'P_10_6 + 3'P_10_7 + 4'P_10_8 + 4'P_10_9 + 4'P_10_10 + 3'P_10_11 + 3'P_10_12 + 2'P_10_13 + 2'P_10_14 + P_10_15 + P_10_16 + P_11_3 + P_11_4 + 2'P_11_5 + 2'P_11_6 + 3'P_11_7 + 3'P_11_8 + 4'P_11_9 + 3'P_11_10 + 3'P_11_11 + 2'P_11_12 + 2'P_11_13 + P_11_14 + P_11_15 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_11_26 + -1'P_11_27 + -1'P_11_28 + P_12_4 + P_12_5 + 2'P_12_6 + 2'P_12_7 + 3'P_12_8 + 3'P_12_9 + 3'P_12_10 + 2'P_12_11 + 2'P_12_12 + P_12_13 + P_12_14 + -1'P_12_17 + -1'P_12_18 + -2'P_12_19 + -2'P_12_20 + -2'P_12_21 + -2'P_12_22 + -2'P_12_23 + -2'P_12_24 + -2'P_12_25 + -2'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_5 + P_13_6 + 2'P_13_7 + 2'P_13_8 + 3'P_13_9 + 2'P_13_10 + 2'P_13_11 + P_13_12 + P_13_13 + -1'P_13_16 + -1'P_13_17 + -2'P_13_18 + -2'P_13_19 + -3'P_13_20 + -3'P_13_21 + -3'P_13_22 + -3'P_13_23 + -3'P_13_24 + -3'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_6 + P_14_7 + 2'P_14_8 + 2'P_14_9 + 2'P_14_10 + P_14_11 + P_14_12 + -1'P_14_15 + -1'P_14_16 + -2'P_14_17 + -2'P_14_18 + -3'P_14_19 + -3'P_14_20 + -4'P_14_21 + -4'P_14_22 + -4'P_14_23 + -4'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_7 + P_15_8 + 2'P_15_9 + P_15_10 + P_15_11 + -1'P_15_14 + -1'P_15_15 + -2'P_15_16 + -2'P_15_17 + -3'P_15_18 + -3'P_15_19 + -4'P_15_20 + -4'P_15_21 + -5'P_15_22 + -5'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_8 + P_16_9 + P_16_10 + -1'P_16_13 + -1'P_16_14 + -2'P_16_15 + -2'P_16_16 + -3'P_16_17 + -3'P_16_18 + -4'P_16_19 + -4'P_16_20 + -5'P_16_21 + -5'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_9 + -1'P_17_12 + -1'P_17_13 + -2'P_17_14 + -2'P_17_15 + -3'P_17_16 + -3'P_17_17 + -4'P_17_18 + -4'P_17_19 + -5'P_17_20 + -5'P_17_21 + -6'P_17_22 + -5'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_11 + -1'P_18_12 + -2'P_18_13 + -2'P_18_14 + -3'P_18_15 + -3'P_18_16 + -4'P_18_17 + -4'P_18_18 + -5'P_18_19 + -5'P_18_20 + -6'P_18_21 + -5'P_18_22 + -5'P_18_23 + -4'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_10 + -1'P_19_11 + -2'P_19_12 + -2'P_19_13 + -3'P_19_14 + -3'P_19_15 + -4'P_19_16 + -4'P_19_17 + -5'P_19_18 + -5'P_19_19 + -6'P_19_20 + -5'P_19_21 + -5'P_19_22 + -4'P_19_23 + -4'P_19_24 + -3'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_10 + -2'P_20_11 + -2'P_20_12 + -3'P_20_13 + -3'P_20_14 + -4'P_20_15 + -4'P_20_16 + -5'P_20_17 + -5'P_20_18 + -6'P_20_19 + -5'P_20_20 + -5'P_20_21 + -4'P_20_22 + -4'P_20_23 + -3'P_20_24 + -3'P_20_25 + -2'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_10 + -2'P_21_11 + -3'P_21_12 + -3'P_21_13 + -4'P_21_14 + -4'P_21_15 + -5'P_21_16 + -5'P_21_17 + -6'P_21_18 + -5'P_21_19 + -5'P_21_20 + -4'P_21_21 + -4'P_21_22 + -3'P_21_23 + -3'P_21_24 + -2'P_21_25 + -2'P_21_26 + -1'P_21_27 + -1'P_21_28 + -1'P_22_10 + -2'P_22_11 + -3'P_22_12 + -4'P_22_13 + -4'P_22_14 + -5'P_22_15 + -5'P_22_16 + -6'P_22_17 + -5'P_22_18 + -5'P_22_19 + -4'P_22_20 + -4'P_22_21 + -3'P_22_22 + -3'P_22_23 + -2'P_22_24 + -2'P_22_25 + -1'P_22_26 + -1'P_22_27 + -1'P_23_10 + -2'P_23_11 + -3'P_23_12 + -4'P_23_13 + -5'P_23_14 + -5'P_23_15 + -6'P_23_16 + -5'P_23_17 + -5'P_23_18 + -4'P_23_19 + -4'P_23_20 + -3'P_23_21 + -3'P_23_22 + -2'P_23_23 + -2'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_24_10 + -2'P_24_11 + -3'P_24_12 + -4'P_24_13 + -5'P_24_14 + -6'P_24_15 + -5'P_24_16 + -5'P_24_17 + -4'P_24_18 + -4'P_24_19 + -3'P_24_20 + -3'P_24_21 + -2'P_24_22 + -2'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_25_10 + -2'P_25_11 + -3'P_25_12 + -4'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -4'P_25_17 + -4'P_25_18 + -3'P_25_19 + -3'P_25_20 + -2'P_25_21 + -2'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_26_10 + -2'P_26_11 + -3'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -3'P_26_18 + -3'P_26_19 + -2'P_26_20 + -2'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_27_10 + -2'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -2'P_27_19 + -2'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'cX_11 + -2'cX_12 + -3'cX_13 + -4'cX_14 + -5'cX_15 + -6'cX_16 + -7'cX_17 + -8'cX_18 + -9'cX_19 + -10'cX_20 + -11'cX_21 + -12'cX_22 + -13'cX_23 + -14'cX_24 + -15'cX_25 + -16'cX_26 + -17'cX_27 + -18'cX_28 + -19'cX_29 + -1'cY_10 + -2'cY_11 + -3'cY_12 + -4'cY_13 + -5'cY_14 + -6'cY_15 + -7'cY_16 + -8'cY_17 + -9'cY_18 + -10'cY_19 + -11'cY_20 + -12'cY_21 + -13'cY_22 + -14'cY_23 + -15'cY_24 + -16'cY_25 + -17'cY_26 + -18'cY_27 + -19'cY_28 + -20'cY_29 + 11'L_0 + 10'L_1 + 10'L_2 + 9'L_3 + 9'L_4 + 8'L_5 + 8'L_6 + 7'L_7 + 7'L_8 + 6'L_9 + 6'L_10 + 5'L_11 + 5'L_12 + 4'L_13 + 4'L_14 + 3'L_15 + 3'L_16 + 2'L_17 + 2'L_18 + L_19 + L_20 + L_40 + L_41 + 2'L_42 + 2'L_43 + 3'L_44 + 3'L_45 + 4'L_46 + 4'L_47 + 5'L_48 + 5'L_49 + 6'L_50 + 6'L_51 + 7'L_52 + 7'L_53 + 8'L_54 + 8'L_55 + 9'L_56 + 9'L_57 + 10'L_58 + R_13 + R_14 + 2'R_15 + 2'R_16 + 3'R_17 + 3'R_18 + 4'R_19 + 4'R_20 + 5'R_21 + 5'R_22 + 6'R_23 + 6'R_24 + 7'R_25 + 7'R_26 + 8'R_27 + 8'R_28 + 9'R_29 + 9'R_30 + 10'R_31 + 10'R_32 + 11'R_33 + 11'R_34 + 12'R_35 + 12'R_36 + 13'R_37 + 13'R_38 + 14'R_39 + 14'R_40 + 16'R_41 + 17'R_42 + 19'R_43 + 20'R_44 + 22'R_45 + 23'R_46 + 25'R_47 + 26'R_48 + 28'R_49 + 29'R_50 + 31'R_51 + 32'R_52 + 33'R_53 + 34'R_54 + 35'R_55 + 36'R_56 + 37'R_57 + 38'R_58 + 39'R_59 = 571
invariant :P_6_29 + P_7_28 + P_8_27 + P_9_26 + P_10_25 + P_11_24 + P_12_23 + P_13_22 + P_14_21 + P_15_20 + P_16_19 + P_17_18 + P_18_17 + P_19_16 + P_20_15 + P_21_14 + P_22_13 + P_23_12 + P_24_11 + P_25_10 + P_26_9 + P_27_8 + P_28_7 + P_29_6 + R_36 = 1
invariant :P_2_1 + -1'P_3_3 + -1'P_3_4 + -1'P_3_5 + -1'P_3_6 + -1'P_3_7 + -1'P_3_8 + -1'P_3_9 + -1'P_3_10 + -1'P_3_11 + -1'P_3_12 + -1'P_3_13 + -1'P_3_14 + -1'P_3_15 + -1'P_3_16 + -1'P_3_17 + -1'P_3_18 + -1'P_3_19 + -1'P_3_20 + -1'P_3_21 + -1'P_3_22 + -1'P_3_23 + -1'P_3_24 + -1'P_3_25 + -1'P_3_26 + -1'P_3_27 + -1'P_3_28 + -1'P_4_2 + -1'P_4_3 + -2'P_4_4 + -2'P_4_5 + -2'P_4_6 + -2'P_4_7 + -2'P_4_8 + -2'P_4_9 + -2'P_4_10 + -2'P_4_11 + -2'P_4_12 + -2'P_4_13 + -2'P_4_14 + -2'P_4_15 + -2'P_4_16 + -2'P_4_17 + -2'P_4_18 + -2'P_4_19 + -2'P_4_20 + -2'P_4_21 + -2'P_4_22 + -2'P_4_23 + -2'P_4_24 + -2'P_4_25 + -2'P_4_26 + -2'P_4_27 + -1'P_4_28 + -1'P_5_2 + -2'P_5_3 + -2'P_5_4 + -3'P_5_5 + -3'P_5_6 + -3'P_5_7 + -3'P_5_8 + -3'P_5_9 + -3'P_5_10 + -3'P_5_11 + -3'P_5_12 + -3'P_5_13 + -3'P_5_14 + -3'P_5_15 + -3'P_5_16 + -3'P_5_17 + -3'P_5_18 + -3'P_5_19 + -3'P_5_20 + -3'P_5_21 + -3'P_5_22 + -3'P_5_23 + -3'P_5_24 + -3'P_5_25 + -3'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_2 + -2'P_6_3 + -3'P_6_4 + -3'P_6_5 + -4'P_6_6 + -4'P_6_7 + -4'P_6_8 + -4'P_6_9 + -4'P_6_10 + -4'P_6_11 + -4'P_6_12 + -4'P_6_13 + -4'P_6_14 + -4'P_6_15 + -4'P_6_16 + -4'P_6_17 + -4'P_6_18 + -4'P_6_19 + -4'P_6_20 + -4'P_6_21 + -4'P_6_22 + -4'P_6_23 + -4'P_6_24 + -4'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_2 + -2'P_7_3 + -3'P_7_4 + -4'P_7_5 + -4'P_7_6 + -5'P_7_7 + -5'P_7_8 + -5'P_7_9 + -5'P_7_10 + -5'P_7_11 + -5'P_7_12 + -5'P_7_13 + -5'P_7_14 + -5'P_7_15 + -5'P_7_16 + -5'P_7_17 + -5'P_7_18 + -5'P_7_19 + -5'P_7_20 + -5'P_7_21 + -5'P_7_22 + -5'P_7_23 + -5'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_2 + -2'P_8_3 + -3'P_8_4 + -4'P_8_5 + -5'P_8_6 + -5'P_8_7 + -6'P_8_8 + -6'P_8_9 + -6'P_8_10 + -6'P_8_11 + -6'P_8_12 + -6'P_8_13 + -6'P_8_14 + -6'P_8_15 + -6'P_8_16 + -6'P_8_17 + -6'P_8_18 + -6'P_8_19 + -6'P_8_20 + -6'P_8_21 + -6'P_8_22 + -6'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_2 + -2'P_9_3 + -3'P_9_4 + -4'P_9_5 + -5'P_9_6 + -6'P_9_7 + -6'P_9_8 + -7'P_9_9 + -7'P_9_10 + -7'P_9_11 + -7'P_9_12 + -7'P_9_13 + -7'P_9_14 + -7'P_9_15 + -7'P_9_16 + -7'P_9_17 + -7'P_9_18 + -7'P_9_19 + -7'P_9_20 + -7'P_9_21 + -7'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_2 + -2'P_10_3 + -3'P_10_4 + -4'P_10_5 + -5'P_10_6 + -6'P_10_7 + -7'P_10_8 + -7'P_10_9 + -8'P_10_10 + -8'P_10_11 + -8'P_10_12 + -8'P_10_13 + -8'P_10_14 + -8'P_10_15 + -8'P_10_16 + -8'P_10_17 + -8'P_10_18 + -8'P_10_19 + -8'P_10_20 + -8'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_2 + -2'P_11_3 + -3'P_11_4 + -4'P_11_5 + -5'P_11_6 + -6'P_11_7 + -7'P_11_8 + -8'P_11_9 + -8'P_11_10 + -9'P_11_11 + -9'P_11_12 + -9'P_11_13 + -9'P_11_14 + -9'P_11_15 + -9'P_11_16 + -9'P_11_17 + -9'P_11_18 + -9'P_11_19 + -9'P_11_20 + -8'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_2 + -2'P_12_3 + -3'P_12_4 + -4'P_12_5 + -5'P_12_6 + -6'P_12_7 + -7'P_12_8 + -8'P_12_9 + -9'P_12_10 + -9'P_12_11 + -10'P_12_12 + -10'P_12_13 + -10'P_12_14 + -10'P_12_15 + -10'P_12_16 + -10'P_12_17 + -10'P_12_18 + -10'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_2 + -2'P_13_3 + -3'P_13_4 + -4'P_13_5 + -5'P_13_6 + -6'P_13_7 + -7'P_13_8 + -8'P_13_9 + -9'P_13_10 + -10'P_13_11 + -10'P_13_12 + -11'P_13_13 + -11'P_13_14 + -11'P_13_15 + -11'P_13_16 + -11'P_13_17 + -11'P_13_18 + -10'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_2 + -2'P_14_3 + -3'P_14_4 + -4'P_14_5 + -5'P_14_6 + -6'P_14_7 + -7'P_14_8 + -8'P_14_9 + -9'P_14_10 + -10'P_14_11 + -11'P_14_12 + -11'P_14_13 + -12'P_14_14 + -12'P_14_15 + -12'P_14_16 + -12'P_14_17 + -11'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_2 + -2'P_15_3 + -3'P_15_4 + -4'P_15_5 + -5'P_15_6 + -6'P_15_7 + -7'P_15_8 + -8'P_15_9 + -9'P_15_10 + -10'P_15_11 + -11'P_15_12 + -12'P_15_13 + -12'P_15_14 + -13'P_15_15 + -13'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_2 + -2'P_16_3 + -3'P_16_4 + -4'P_16_5 + -5'P_16_6 + -6'P_16_7 + -7'P_16_8 + -8'P_16_9 + -9'P_16_10 + -10'P_16_11 + -11'P_16_12 + -12'P_16_13 + -13'P_16_14 + -13'P_16_15 + -13'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_2 + -2'P_17_3 + -3'P_17_4 + -4'P_17_5 + -5'P_17_6 + -6'P_17_7 + -7'P_17_8 + -8'P_17_9 + -9'P_17_10 + -10'P_17_11 + -11'P_17_12 + -12'P_17_13 + -13'P_17_14 + -13'P_17_15 + -12'P_17_16 + -12'P_17_17 + -11'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_2 + -2'P_18_3 + -3'P_18_4 + -4'P_18_5 + -5'P_18_6 + -6'P_18_7 + -7'P_18_8 + -8'P_18_9 + -9'P_18_10 + -10'P_18_11 + -11'P_18_12 + -12'P_18_13 + -12'P_18_14 + -12'P_18_15 + -12'P_18_16 + -11'P_18_17 + -11'P_18_18 + -10'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_2 + -2'P_19_3 + -3'P_19_4 + -4'P_19_5 + -5'P_19_6 + -6'P_19_7 + -7'P_19_8 + -8'P_19_9 + -9'P_19_10 + -10'P_19_11 + -11'P_19_12 + -11'P_19_13 + -11'P_19_14 + -11'P_19_15 + -11'P_19_16 + -11'P_19_17 + -10'P_19_18 + -10'P_19_19 + -9'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_2 + -2'P_20_3 + -3'P_20_4 + -4'P_20_5 + -5'P_20_6 + -6'P_20_7 + -7'P_20_8 + -8'P_20_9 + -9'P_20_10 + -10'P_20_11 + -10'P_20_12 + -10'P_20_13 + -10'P_20_14 + -10'P_20_15 + -10'P_20_16 + -10'P_20_17 + -10'P_20_18 + -9'P_20_19 + -9'P_20_20 + -8'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_2 + -2'P_21_3 + -3'P_21_4 + -4'P_21_5 + -5'P_21_6 + -6'P_21_7 + -7'P_21_8 + -8'P_21_9 + -9'P_21_10 + -9'P_21_11 + -9'P_21_12 + -9'P_21_13 + -9'P_21_14 + -9'P_21_15 + -9'P_21_16 + -9'P_21_17 + -9'P_21_18 + -9'P_21_19 + -8'P_21_20 + -8'P_21_21 + -7'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_2 + -2'P_22_3 + -3'P_22_4 + -4'P_22_5 + -5'P_22_6 + -6'P_22_7 + -7'P_22_8 + -8'P_22_9 + -8'P_22_10 + -8'P_22_11 + -8'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -8'P_22_18 + -8'P_22_19 + -8'P_22_20 + -7'P_22_21 + -7'P_22_22 + -6'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_2 + -2'P_23_3 + -3'P_23_4 + -4'P_23_5 + -5'P_23_6 + -6'P_23_7 + -7'P_23_8 + -7'P_23_9 + -7'P_23_10 + -7'P_23_11 + -7'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -7'P_23_18 + -7'P_23_19 + -7'P_23_20 + -7'P_23_21 + -6'P_23_22 + -6'P_23_23 + -5'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_2 + -2'P_24_3 + -3'P_24_4 + -4'P_24_5 + -5'P_24_6 + -6'P_24_7 + -6'P_24_8 + -6'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -6'P_24_21 + -6'P_24_22 + -5'P_24_23 + -5'P_24_24 + -4'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_2 + -2'P_25_3 + -3'P_25_4 + -4'P_25_5 + -5'P_25_6 + -5'P_25_7 + -5'P_25_8 + -5'P_25_9 + -5'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -5'P_25_20 + -5'P_25_21 + -5'P_25_22 + -5'P_25_23 + -4'P_25_24 + -4'P_25_25 + -3'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_2 + -2'P_26_3 + -3'P_26_4 + -4'P_26_5 + -4'P_26_6 + -4'P_26_7 + -4'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -4'P_26_22 + -4'P_26_23 + -4'P_26_24 + -3'P_26_25 + -3'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_2 + -2'P_27_3 + -3'P_27_4 + -3'P_27_5 + -3'P_27_6 + -3'P_27_7 + -3'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -3'P_27_22 + -3'P_27_23 + -3'P_27_24 + -3'P_27_25 + -2'P_27_26 + -2'P_27_27 + -1'P_27_28 + -1'P_28_2 + -2'P_28_3 + -2'P_28_4 + -2'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -2'P_28_25 + -2'P_28_26 + -1'P_28_27 + -1'P_28_28 + -1'P_29_2 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + -1'cX_3 + -2'cX_4 + -3'cX_5 + -4'cX_6 + -5'cX_7 + -6'cX_8 + -7'cX_9 + -8'cX_10 + -9'cX_11 + -10'cX_12 + -11'cX_13 + -12'cX_14 + -13'cX_15 + -14'cX_16 + -15'cX_17 + -16'cX_18 + -17'cX_19 + -18'cX_20 + -19'cX_21 + -20'cX_22 + -21'cX_23 + -22'cX_24 + -23'cX_25 + -24'cX_26 + -25'cX_27 + -26'cX_28 + -27'cX_29 + -1'cY_2 + -2'cY_3 + -3'cY_4 + -4'cY_5 + -5'cY_6 + -6'cY_7 + -7'cY_8 + -8'cY_9 + -9'cY_10 + -10'cY_11 + -11'cY_12 + -12'cY_13 + -13'cY_14 + -14'cY_15 + -15'cY_16 + -16'cY_17 + -17'cY_18 + -18'cY_19 + -19'cY_20 + -20'cY_21 + -21'cY_22 + -22'cY_23 + -23'cY_24 + -24'cY_25 + -25'cY_26 + -26'cY_27 + -27'cY_28 + -28'cY_29 + 14'L_0 + 14'L_1 + 13'L_2 + 13'L_3 + 12'L_4 + 12'L_5 + 11'L_6 + 11'L_7 + 10'L_8 + 10'L_9 + 9'L_10 + 9'L_11 + 8'L_12 + 8'L_13 + 7'L_14 + 7'L_15 + 6'L_16 + 6'L_17 + 5'L_18 + 5'L_19 + 4'L_20 + 4'L_21 + 3'L_22 + 3'L_23 + 2'L_24 + 2'L_25 + L_26 + L_27 + L_33 + L_34 + 2'L_35 + 2'L_36 + 3'L_37 + 3'L_38 + 4'L_39 + 4'L_40 + 5'L_41 + 5'L_42 + 6'L_43 + 6'L_44 + 7'L_45 + 7'L_46 + 8'L_47 + 8'L_48 + 9'L_49 + 9'L_50 + 10'L_51 + 10'L_52 + 11'L_53 + 11'L_54 + 12'L_55 + 12'L_56 + 13'L_57 + 13'L_58 + R_4 + R_5 + 2'R_6 + 2'R_7 + 3'R_8 + 3'R_9 + 4'R_10 + 4'R_11 + 5'R_12 + 5'R_13 + 6'R_14 + 6'R_15 + 7'R_16 + 7'R_17 + 8'R_18 + 8'R_19 + 9'R_20 + 9'R_21 + 10'R_22 + 10'R_23 + 11'R_24 + 11'R_25 + 12'R_26 + 12'R_27 + 13'R_28 + 13'R_29 + 14'R_30 + 14'R_31 + 15'R_32 + 16'R_33 + 18'R_34 + 19'R_35 + 21'R_36 + 22'R_37 + 24'R_38 + 25'R_39 + 27'R_40 + 28'R_41 + 30'R_42 + 31'R_43 + 33'R_44 + 34'R_45 + 36'R_46 + 37'R_47 + 39'R_48 + 40'R_49 + 42'R_50 + 43'R_51 + 45'R_52 + 46'R_53 + 48'R_54 + 49'R_55 + 51'R_56 + 52'R_57 + 54'R_58 + 55'R_59 = 798
invariant :P_0_25 + P_3_25 + P_4_24 + P_4_25 + P_4_26 + P_5_23 + P_5_24 + 2'P_5_25 + P_5_26 + P_5_27 + P_6_22 + P_6_23 + 2'P_6_24 + 2'P_6_25 + 2'P_6_26 + P_6_27 + P_6_28 + P_7_21 + P_7_22 + 2'P_7_23 + 2'P_7_24 + 3'P_7_25 + 2'P_7_26 + 2'P_7_27 + P_7_28 + P_8_20 + P_8_21 + 2'P_8_22 + 2'P_8_23 + 3'P_8_24 + 3'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_19 + P_9_20 + 2'P_9_21 + 2'P_9_22 + 3'P_9_23 + 3'P_9_24 + 4'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_18 + P_10_19 + 2'P_10_20 + 2'P_10_21 + 3'P_10_22 + 3'P_10_23 + 4'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_17 + P_11_18 + 2'P_11_19 + 2'P_11_20 + 3'P_11_21 + 3'P_11_22 + 4'P_11_23 + 4'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_16 + P_12_17 + 2'P_12_18 + 2'P_12_19 + 3'P_12_20 + 3'P_12_21 + 4'P_12_22 + 4'P_12_23 + 4'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_15 + P_13_16 + 2'P_13_17 + 2'P_13_18 + 3'P_13_19 + 3'P_13_20 + 4'P_13_21 + 4'P_13_22 + 4'P_13_23 + 4'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_14 + P_14_15 + 2'P_14_16 + 2'P_14_17 + 3'P_14_18 + 3'P_14_19 + 4'P_14_20 + 4'P_14_21 + 4'P_14_22 + 4'P_14_23 + 4'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_13 + P_15_14 + 2'P_15_15 + 2'P_15_16 + 3'P_15_17 + 3'P_15_18 + 4'P_15_19 + 4'P_15_20 + 4'P_15_21 + 4'P_15_22 + 4'P_15_23 + 4'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_12 + P_16_13 + 2'P_16_14 + 2'P_16_15 + 3'P_16_16 + 3'P_16_17 + 4'P_16_18 + 4'P_16_19 + 4'P_16_20 + 4'P_16_21 + 4'P_16_22 + 4'P_16_23 + 4'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_11 + P_17_12 + 2'P_17_13 + 2'P_17_14 + 3'P_17_15 + 3'P_17_16 + 4'P_17_17 + 4'P_17_18 + 4'P_17_19 + 4'P_17_20 + 4'P_17_21 + 4'P_17_22 + 4'P_17_23 + 4'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_10 + P_18_11 + 2'P_18_12 + 2'P_18_13 + 3'P_18_14 + 3'P_18_15 + 4'P_18_16 + 4'P_18_17 + 4'P_18_18 + 4'P_18_19 + 4'P_18_20 + 4'P_18_21 + 4'P_18_22 + 4'P_18_23 + 4'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_9 + P_19_10 + 2'P_19_11 + 2'P_19_12 + 3'P_19_13 + 3'P_19_14 + 4'P_19_15 + 4'P_19_16 + 4'P_19_17 + 4'P_19_18 + 4'P_19_19 + 4'P_19_20 + 4'P_19_21 + 4'P_19_22 + 4'P_19_23 + 4'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_8 + P_20_9 + 2'P_20_10 + 2'P_20_11 + 3'P_20_12 + 3'P_20_13 + 4'P_20_14 + 4'P_20_15 + 4'P_20_16 + 4'P_20_17 + 4'P_20_18 + 4'P_20_19 + 4'P_20_20 + 4'P_20_21 + 4'P_20_22 + 4'P_20_23 + 4'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_7 + P_21_8 + 2'P_21_9 + 2'P_21_10 + 3'P_21_11 + 3'P_21_12 + 4'P_21_13 + 4'P_21_14 + 4'P_21_15 + 4'P_21_16 + 4'P_21_17 + 4'P_21_18 + 4'P_21_19 + 4'P_21_20 + 4'P_21_21 + 4'P_21_22 + 4'P_21_23 + 4'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_6 + P_22_7 + 2'P_22_8 + 2'P_22_9 + 3'P_22_10 + 3'P_22_11 + 4'P_22_12 + 4'P_22_13 + 4'P_22_14 + 4'P_22_15 + 4'P_22_16 + 4'P_22_17 + 4'P_22_18 + 4'P_22_19 + 4'P_22_20 + 4'P_22_21 + 4'P_22_22 + 4'P_22_23 + 4'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_5 + P_23_6 + 2'P_23_7 + 2'P_23_8 + 3'P_23_9 + 3'P_23_10 + 4'P_23_11 + 4'P_23_12 + 4'P_23_13 + 4'P_23_14 + 4'P_23_15 + 4'P_23_16 + 4'P_23_17 + 4'P_23_18 + 4'P_23_19 + 4'P_23_20 + 4'P_23_21 + 4'P_23_22 + 4'P_23_23 + 4'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_4 + P_24_5 + 2'P_24_6 + 2'P_24_7 + 3'P_24_8 + 3'P_24_9 + 4'P_24_10 + 4'P_24_11 + 4'P_24_12 + 4'P_24_13 + 4'P_24_14 + 4'P_24_15 + 4'P_24_16 + 4'P_24_17 + 4'P_24_18 + 4'P_24_19 + 4'P_24_20 + 4'P_24_21 + 4'P_24_22 + 4'P_24_23 + 4'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_3 + P_25_4 + 2'P_25_5 + 2'P_25_6 + 3'P_25_7 + 3'P_25_8 + 4'P_25_9 + 4'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 4'P_25_23 + 4'P_25_24 + 4'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_2 + P_26_3 + 2'P_26_4 + 2'P_26_5 + 3'P_26_6 + 3'P_26_7 + 4'P_26_8 + 4'P_26_9 + 4'P_26_10 + 4'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 4'P_26_22 + 4'P_26_23 + 4'P_26_24 + 4'P_26_25 + 3'P_26_26 + 2'P_26_27 + P_26_28 + P_27_3 + P_27_4 + 2'P_27_5 + 2'P_27_6 + 3'P_27_7 + 3'P_27_8 + 3'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 3'P_27_23 + 3'P_27_24 + 3'P_27_25 + 2'P_27_26 + P_27_27 + P_28_4 + P_28_5 + 2'P_28_6 + 2'P_28_7 + 2'P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + 2'P_28_23 + 2'P_28_24 + 2'P_28_25 + P_28_26 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + -1'cX_27 + -2'cX_28 + -3'cX_29 + -1'cY_26 + -2'cY_27 + -3'cY_28 + -4'cY_29 + 3'L_0 + 2'L_1 + 2'L_2 + L_3 + L_4 + L_56 + L_57 + 2'L_58 + R_29 + R_30 + 2'R_31 + 2'R_32 + 3'R_33 + 3'R_34 + 4'R_35 + 4'R_36 + 4'R_37 + 4'R_38 + 4'R_39 + 4'R_40 + 4'R_41 + 4'R_42 + 4'R_43 + 4'R_44 + 4'R_45 + 4'R_46 + 4'R_47 + 4'R_48 + 4'R_49 + 4'R_50 + 4'R_51 + 4'R_52 + 4'R_53 + 4'R_54 + 4'R_55 + 4'R_56 + 5'R_57 + 6'R_58 + 7'R_59 = 115
invariant :P_0_27 + P_3_27 + P_4_26 + P_4_27 + P_4_28 + P_5_25 + P_5_26 + 2'P_5_27 + P_5_28 + P_6_24 + P_6_25 + 2'P_6_26 + 2'P_6_27 + P_6_28 + P_7_23 + P_7_24 + 2'P_7_25 + 2'P_7_26 + 2'P_7_27 + P_7_28 + P_8_22 + P_8_23 + 2'P_8_24 + 2'P_8_25 + 2'P_8_26 + 2'P_8_27 + P_8_28 + P_9_21 + P_9_22 + 2'P_9_23 + 2'P_9_24 + 2'P_9_25 + 2'P_9_26 + 2'P_9_27 + P_9_28 + P_10_20 + P_10_21 + 2'P_10_22 + 2'P_10_23 + 2'P_10_24 + 2'P_10_25 + 2'P_10_26 + 2'P_10_27 + P_10_28 + P_11_19 + P_11_20 + 2'P_11_21 + 2'P_11_22 + 2'P_11_23 + 2'P_11_24 + 2'P_11_25 + 2'P_11_26 + 2'P_11_27 + P_11_28 + P_12_18 + P_12_19 + 2'P_12_20 + 2'P_12_21 + 2'P_12_22 + 2'P_12_23 + 2'P_12_24 + 2'P_12_25 + 2'P_12_26 + 2'P_12_27 + P_12_28 + P_13_17 + P_13_18 + 2'P_13_19 + 2'P_13_20 + 2'P_13_21 + 2'P_13_22 + 2'P_13_23 + 2'P_13_24 + 2'P_13_25 + 2'P_13_26 + 2'P_13_27 + P_13_28 + P_14_16 + P_14_17 + 2'P_14_18 + 2'P_14_19 + 2'P_14_20 + 2'P_14_21 + 2'P_14_22 + 2'P_14_23 + 2'P_14_24 + 2'P_14_25 + 2'P_14_26 + 2'P_14_27 + P_14_28 + P_15_15 + P_15_16 + 2'P_15_17 + 2'P_15_18 + 2'P_15_19 + 2'P_15_20 + 2'P_15_21 + 2'P_15_22 + 2'P_15_23 + 2'P_15_24 + 2'P_15_25 + 2'P_15_26 + 2'P_15_27 + P_15_28 + P_16_14 + P_16_15 + 2'P_16_16 + 2'P_16_17 + 2'P_16_18 + 2'P_16_19 + 2'P_16_20 + 2'P_16_21 + 2'P_16_22 + 2'P_16_23 + 2'P_16_24 + 2'P_16_25 + 2'P_16_26 + 2'P_16_27 + P_16_28 + P_17_13 + P_17_14 + 2'P_17_15 + 2'P_17_16 + 2'P_17_17 + 2'P_17_18 + 2'P_17_19 + 2'P_17_20 + 2'P_17_21 + 2'P_17_22 + 2'P_17_23 + 2'P_17_24 + 2'P_17_25 + 2'P_17_26 + 2'P_17_27 + P_17_28 + P_18_12 + P_18_13 + 2'P_18_14 + 2'P_18_15 + 2'P_18_16 + 2'P_18_17 + 2'P_18_18 + 2'P_18_19 + 2'P_18_20 + 2'P_18_21 + 2'P_18_22 + 2'P_18_23 + 2'P_18_24 + 2'P_18_25 + 2'P_18_26 + 2'P_18_27 + P_18_28 + P_19_11 + P_19_12 + 2'P_19_13 + 2'P_19_14 + 2'P_19_15 + 2'P_19_16 + 2'P_19_17 + 2'P_19_18 + 2'P_19_19 + 2'P_19_20 + 2'P_19_21 + 2'P_19_22 + 2'P_19_23 + 2'P_19_24 + 2'P_19_25 + 2'P_19_26 + 2'P_19_27 + P_19_28 + P_20_10 + P_20_11 + 2'P_20_12 + 2'P_20_13 + 2'P_20_14 + 2'P_20_15 + 2'P_20_16 + 2'P_20_17 + 2'P_20_18 + 2'P_20_19 + 2'P_20_20 + 2'P_20_21 + 2'P_20_22 + 2'P_20_23 + 2'P_20_24 + 2'P_20_25 + 2'P_20_26 + 2'P_20_27 + P_20_28 + P_21_9 + P_21_10 + 2'P_21_11 + 2'P_21_12 + 2'P_21_13 + 2'P_21_14 + 2'P_21_15 + 2'P_21_16 + 2'P_21_17 + 2'P_21_18 + 2'P_21_19 + 2'P_21_20 + 2'P_21_21 + 2'P_21_22 + 2'P_21_23 + 2'P_21_24 + 2'P_21_25 + 2'P_21_26 + 2'P_21_27 + P_21_28 + P_22_8 + P_22_9 + 2'P_22_10 + 2'P_22_11 + 2'P_22_12 + 2'P_22_13 + 2'P_22_14 + 2'P_22_15 + 2'P_22_16 + 2'P_22_17 + 2'P_22_18 + 2'P_22_19 + 2'P_22_20 + 2'P_22_21 + 2'P_22_22 + 2'P_22_23 + 2'P_22_24 + 2'P_22_25 + 2'P_22_26 + 2'P_22_27 + P_22_28 + P_23_7 + P_23_8 + 2'P_23_9 + 2'P_23_10 + 2'P_23_11 + 2'P_23_12 + 2'P_23_13 + 2'P_23_14 + 2'P_23_15 + 2'P_23_16 + 2'P_23_17 + 2'P_23_18 + 2'P_23_19 + 2'P_23_20 + 2'P_23_21 + 2'P_23_22 + 2'P_23_23 + 2'P_23_24 + 2'P_23_25 + 2'P_23_26 + 2'P_23_27 + P_23_28 + P_24_6 + P_24_7 + 2'P_24_8 + 2'P_24_9 + 2'P_24_10 + 2'P_24_11 + 2'P_24_12 + 2'P_24_13 + 2'P_24_14 + 2'P_24_15 + 2'P_24_16 + 2'P_24_17 + 2'P_24_18 + 2'P_24_19 + 2'P_24_20 + 2'P_24_21 + 2'P_24_22 + 2'P_24_23 + 2'P_24_24 + 2'P_24_25 + 2'P_24_26 + 2'P_24_27 + P_24_28 + P_25_5 + P_25_6 + 2'P_25_7 + 2'P_25_8 + 2'P_25_9 + 2'P_25_10 + 2'P_25_11 + 2'P_25_12 + 2'P_25_13 + 2'P_25_14 + 2'P_25_15 + 2'P_25_16 + 2'P_25_17 + 2'P_25_18 + 2'P_25_19 + 2'P_25_20 + 2'P_25_21 + 2'P_25_22 + 2'P_25_23 + 2'P_25_24 + 2'P_25_25 + 2'P_25_26 + 2'P_25_27 + P_25_28 + P_26_4 + P_26_5 + 2'P_26_6 + 2'P_26_7 + 2'P_26_8 + 2'P_26_9 + 2'P_26_10 + 2'P_26_11 + 2'P_26_12 + 2'P_26_13 + 2'P_26_14 + 2'P_26_15 + 2'P_26_16 + 2'P_26_17 + 2'P_26_18 + 2'P_26_19 + 2'P_26_20 + 2'P_26_21 + 2'P_26_22 + 2'P_26_23 + 2'P_26_24 + 2'P_26_25 + 2'P_26_26 + 2'P_26_27 + P_26_28 + P_27_3 + P_27_4 + 2'P_27_5 + 2'P_27_6 + 2'P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + 2'P_27_24 + 2'P_27_25 + 2'P_27_26 + 2'P_27_27 + P_27_28 + P_28_2 + P_28_3 + 2'P_28_4 + 2'P_28_5 + 2'P_28_6 + 2'P_28_7 + 2'P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + 2'P_28_23 + 2'P_28_24 + 2'P_28_25 + 2'P_28_26 + 2'P_28_27 + P_28_28 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + -1'cX_29 + -1'cY_28 + -2'cY_29 + 2'L_0 + L_1 + L_2 + L_58 + R_31 + R_32 + 2'R_33 + 2'R_34 + 2'R_35 + 2'R_36 + 2'R_37 + 2'R_38 + 2'R_39 + 2'R_40 + 2'R_41 + 2'R_42 + 2'R_43 + 2'R_44 + 2'R_45 + 2'R_46 + 2'R_47 + 2'R_48 + 2'R_49 + 2'R_50 + 2'R_51 + 2'R_52 + 2'R_53 + 2'R_54 + 2'R_55 + 2'R_56 + 2'R_57 + 2'R_58 + 3'R_59 = 58
invariant :P_2_21 + P_3_20 + P_3_21 + P_3_22 + P_4_19 + P_4_20 + 2'P_4_21 + P_4_22 + P_4_23 + P_5_18 + P_5_19 + 2'P_5_20 + 2'P_5_21 + 2'P_5_22 + P_5_23 + P_5_24 + P_6_17 + P_6_18 + 2'P_6_19 + 2'P_6_20 + 3'P_6_21 + 2'P_6_22 + 2'P_6_23 + P_6_24 + P_6_25 + P_7_16 + P_7_17 + 2'P_7_18 + 2'P_7_19 + 3'P_7_20 + 3'P_7_21 + 3'P_7_22 + 2'P_7_23 + 2'P_7_24 + P_7_25 + P_7_26 + P_8_15 + P_8_16 + 2'P_8_17 + 2'P_8_18 + 3'P_8_19 + 3'P_8_20 + 4'P_8_21 + 3'P_8_22 + 3'P_8_23 + 2'P_8_24 + 2'P_8_25 + P_8_26 + P_8_27 + P_9_14 + P_9_15 + 2'P_9_16 + 2'P_9_17 + 3'P_9_18 + 3'P_9_19 + 4'P_9_20 + 4'P_9_21 + 4'P_9_22 + 3'P_9_23 + 3'P_9_24 + 2'P_9_25 + 2'P_9_26 + P_9_27 + P_9_28 + P_10_13 + P_10_14 + 2'P_10_15 + 2'P_10_16 + 3'P_10_17 + 3'P_10_18 + 4'P_10_19 + 4'P_10_20 + 5'P_10_21 + 4'P_10_22 + 4'P_10_23 + 3'P_10_24 + 3'P_10_25 + 2'P_10_26 + 2'P_10_27 + P_10_28 + P_11_12 + P_11_13 + 2'P_11_14 + 2'P_11_15 + 3'P_11_16 + 3'P_11_17 + 4'P_11_18 + 4'P_11_19 + 5'P_11_20 + 5'P_11_21 + 5'P_11_22 + 4'P_11_23 + 4'P_11_24 + 3'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_11 + P_12_12 + 2'P_12_13 + 2'P_12_14 + 3'P_12_15 + 3'P_12_16 + 4'P_12_17 + 4'P_12_18 + 5'P_12_19 + 5'P_12_20 + 6'P_12_21 + 5'P_12_22 + 5'P_12_23 + 4'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_10 + P_13_11 + 2'P_13_12 + 2'P_13_13 + 3'P_13_14 + 3'P_13_15 + 4'P_13_16 + 4'P_13_17 + 5'P_13_18 + 5'P_13_19 + 6'P_13_20 + 6'P_13_21 + 6'P_13_22 + 5'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_9 + P_14_10 + 2'P_14_11 + 2'P_14_12 + 3'P_14_13 + 3'P_14_14 + 4'P_14_15 + 4'P_14_16 + 5'P_14_17 + 5'P_14_18 + 6'P_14_19 + 6'P_14_20 + 7'P_14_21 + 6'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_8 + P_15_9 + 2'P_15_10 + 2'P_15_11 + 3'P_15_12 + 3'P_15_13 + 4'P_15_14 + 4'P_15_15 + 5'P_15_16 + 5'P_15_17 + 6'P_15_18 + 6'P_15_19 + 7'P_15_20 + 7'P_15_21 + 7'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_7 + P_16_8 + 2'P_16_9 + 2'P_16_10 + 3'P_16_11 + 3'P_16_12 + 4'P_16_13 + 4'P_16_14 + 5'P_16_15 + 5'P_16_16 + 6'P_16_17 + 6'P_16_18 + 7'P_16_19 + 7'P_16_20 + 8'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_6 + P_17_7 + 2'P_17_8 + 2'P_17_9 + 3'P_17_10 + 3'P_17_11 + 4'P_17_12 + 4'P_17_13 + 5'P_17_14 + 5'P_17_15 + 6'P_17_16 + 6'P_17_17 + 7'P_17_18 + 7'P_17_19 + 8'P_17_20 + 8'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_5 + P_18_6 + 2'P_18_7 + 2'P_18_8 + 3'P_18_9 + 3'P_18_10 + 4'P_18_11 + 4'P_18_12 + 5'P_18_13 + 5'P_18_14 + 6'P_18_15 + 6'P_18_16 + 7'P_18_17 + 7'P_18_18 + 8'P_18_19 + 8'P_18_20 + 8'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_4 + P_19_5 + 2'P_19_6 + 2'P_19_7 + 3'P_19_8 + 3'P_19_9 + 4'P_19_10 + 4'P_19_11 + 5'P_19_12 + 5'P_19_13 + 6'P_19_14 + 6'P_19_15 + 7'P_19_16 + 7'P_19_17 + 8'P_19_18 + 8'P_19_19 + 8'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_3 + P_20_4 + 2'P_20_5 + 2'P_20_6 + 3'P_20_7 + 3'P_20_8 + 4'P_20_9 + 4'P_20_10 + 5'P_20_11 + 5'P_20_12 + 6'P_20_13 + 6'P_20_14 + 7'P_20_15 + 7'P_20_16 + 8'P_20_17 + 8'P_20_18 + 8'P_20_19 + 8'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_2 + P_21_3 + 2'P_21_4 + 2'P_21_5 + 3'P_21_6 + 3'P_21_7 + 4'P_21_8 + 4'P_21_9 + 5'P_21_10 + 5'P_21_11 + 6'P_21_12 + 6'P_21_13 + 7'P_21_14 + 7'P_21_15 + 8'P_21_16 + 8'P_21_17 + 8'P_21_18 + 8'P_21_19 + 8'P_21_20 + 8'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_3 + P_22_4 + 2'P_22_5 + 2'P_22_6 + 3'P_22_7 + 3'P_22_8 + 4'P_22_9 + 4'P_22_10 + 5'P_22_11 + 5'P_22_12 + 6'P_22_13 + 6'P_22_14 + 7'P_22_15 + 7'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 7'P_22_20 + 7'P_22_21 + 6'P_22_22 + 5'P_22_23 + 4'P_22_24 + 3'P_22_25 + 2'P_22_26 + P_22_27 + P_23_4 + P_23_5 + 2'P_23_6 + 2'P_23_7 + 3'P_23_8 + 3'P_23_9 + 4'P_23_10 + 4'P_23_11 + 5'P_23_12 + 5'P_23_13 + 6'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 6'P_23_21 + 5'P_23_22 + 4'P_23_23 + 3'P_23_24 + 2'P_23_25 + P_23_26 + P_24_5 + P_24_6 + 2'P_24_7 + 2'P_24_8 + 3'P_24_9 + 3'P_24_10 + 4'P_24_11 + 4'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 4'P_24_22 + 3'P_24_23 + 2'P_24_24 + P_24_25 + P_25_6 + P_25_7 + 2'P_25_8 + 2'P_25_9 + 3'P_25_10 + 3'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 3'P_25_22 + 2'P_25_23 + P_25_24 + P_26_7 + P_26_8 + 2'P_26_9 + 2'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 2'P_26_22 + P_26_23 + P_27_8 + P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + P_27_22 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + -1'cX_22 + -2'cX_23 + -3'cX_24 + -4'cX_25 + -5'cX_26 + -6'cX_27 + -7'cX_28 + -8'cX_29 + -1'cY_22 + -2'cY_23 + -3'cY_24 + -4'cY_25 + -5'cY_26 + -6'cY_27 + -7'cY_28 + -8'cY_29 + 4'L_0 + 4'L_1 + 3'L_2 + 3'L_3 + 2'L_4 + 2'L_5 + L_6 + L_7 + L_51 + L_52 + 2'L_53 + 2'L_54 + 3'L_55 + 3'L_56 + 4'L_57 + 4'L_58 + R_24 + R_25 + 2'R_26 + 2'R_27 + 3'R_28 + 3'R_29 + 4'R_30 + 4'R_31 + 5'R_32 + 5'R_33 + 6'R_34 + 6'R_35 + 7'R_36 + 7'R_37 + 8'R_38 + 8'R_39 + 8'R_40 + 8'R_41 + 8'R_42 + 8'R_43 + 8'R_44 + 8'R_45 + 8'R_46 + 8'R_47 + 8'R_48 + 8'R_49 + 8'R_50 + 8'R_51 + 9'R_52 + 10'R_53 + 11'R_54 + 12'R_55 + 13'R_56 + 14'R_57 + 15'R_58 + 16'R_59 = 236
invariant :L_1 + L_3 + L_5 + L_7 + L_9 + L_11 + L_13 + L_15 + L_17 + L_19 + L_21 + L_23 + L_25 + L_27 + L_29 + L_31 + L_33 + L_35 + L_37 + L_39 + L_41 + L_43 + L_45 + L_47 + L_49 + L_51 + L_53 + L_55 + L_57 + -1'R_1 + -1'R_3 + -1'R_5 + -1'R_7 + -1'R_9 + -1'R_11 + -1'R_13 + -1'R_15 + -1'R_17 + -1'R_19 + -1'R_21 + -1'R_23 + -1'R_25 + -1'R_27 + -1'R_29 + -1'R_31 + -1'R_33 + -1'R_35 + -1'R_37 + -1'R_39 + -1'R_41 + -1'R_43 + -1'R_45 + -1'R_47 + -1'R_49 + -1'R_51 + -1'R_53 + -1'R_55 + -1'R_57 + -1'R_59 = -1
invariant :P_28_1 + P_28_2 + P_28_3 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_28_27 + P_28_28 + P_29_2 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + cX_28 + cX_29 + -1'L_57 + -1'L_58 + -1'R_58 + -1'R_59 = -2
invariant :P_1_16 + -1'P_3_15 + -1'P_3_16 + -1'P_3_17 + -1'P_4_14 + -2'P_4_15 + -2'P_4_16 + -2'P_4_17 + -1'P_4_18 + -1'P_5_13 + -2'P_5_14 + -3'P_5_15 + -3'P_5_16 + -3'P_5_17 + -2'P_5_18 + -1'P_5_19 + -1'P_6_12 + -2'P_6_13 + -3'P_6_14 + -4'P_6_15 + -4'P_6_16 + -4'P_6_17 + -3'P_6_18 + -2'P_6_19 + -1'P_6_20 + -1'P_7_11 + -2'P_7_12 + -3'P_7_13 + -4'P_7_14 + -5'P_7_15 + -5'P_7_16 + -5'P_7_17 + -4'P_7_18 + -3'P_7_19 + -2'P_7_20 + -1'P_7_21 + -1'P_8_10 + -2'P_8_11 + -3'P_8_12 + -4'P_8_13 + -5'P_8_14 + -6'P_8_15 + -6'P_8_16 + -6'P_8_17 + -5'P_8_18 + -4'P_8_19 + -3'P_8_20 + -2'P_8_21 + -1'P_8_22 + -1'P_9_9 + -2'P_9_10 + -3'P_9_11 + -4'P_9_12 + -5'P_9_13 + -6'P_9_14 + -7'P_9_15 + -7'P_9_16 + -7'P_9_17 + -6'P_9_18 + -5'P_9_19 + -4'P_9_20 + -3'P_9_21 + -2'P_9_22 + -1'P_9_23 + -1'P_10_8 + -2'P_10_9 + -3'P_10_10 + -4'P_10_11 + -5'P_10_12 + -6'P_10_13 + -7'P_10_14 + -8'P_10_15 + -8'P_10_16 + -8'P_10_17 + -7'P_10_18 + -6'P_10_19 + -5'P_10_20 + -4'P_10_21 + -3'P_10_22 + -2'P_10_23 + -1'P_10_24 + -1'P_11_7 + -2'P_11_8 + -3'P_11_9 + -4'P_11_10 + -5'P_11_11 + -6'P_11_12 + -7'P_11_13 + -8'P_11_14 + -9'P_11_15 + -9'P_11_16 + -9'P_11_17 + -8'P_11_18 + -7'P_11_19 + -6'P_11_20 + -5'P_11_21 + -4'P_11_22 + -3'P_11_23 + -2'P_11_24 + -1'P_11_25 + -1'P_12_6 + -2'P_12_7 + -3'P_12_8 + -4'P_12_9 + -5'P_12_10 + -6'P_12_11 + -7'P_12_12 + -8'P_12_13 + -9'P_12_14 + -10'P_12_15 + -10'P_12_16 + -10'P_12_17 + -9'P_12_18 + -8'P_12_19 + -7'P_12_20 + -6'P_12_21 + -5'P_12_22 + -4'P_12_23 + -3'P_12_24 + -2'P_12_25 + -1'P_12_26 + -1'P_13_5 + -2'P_13_6 + -3'P_13_7 + -4'P_13_8 + -5'P_13_9 + -6'P_13_10 + -7'P_13_11 + -8'P_13_12 + -9'P_13_13 + -10'P_13_14 + -11'P_13_15 + -11'P_13_16 + -11'P_13_17 + -10'P_13_18 + -9'P_13_19 + -8'P_13_20 + -7'P_13_21 + -6'P_13_22 + -5'P_13_23 + -4'P_13_24 + -3'P_13_25 + -2'P_13_26 + -1'P_13_27 + -1'P_14_4 + -2'P_14_5 + -3'P_14_6 + -4'P_14_7 + -5'P_14_8 + -6'P_14_9 + -7'P_14_10 + -8'P_14_11 + -9'P_14_12 + -10'P_14_13 + -11'P_14_14 + -12'P_14_15 + -12'P_14_16 + -12'P_14_17 + -11'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_3 + -2'P_15_4 + -3'P_15_5 + -4'P_15_6 + -5'P_15_7 + -6'P_15_8 + -7'P_15_9 + -8'P_15_10 + -9'P_15_11 + -10'P_15_12 + -11'P_15_13 + -12'P_15_14 + -13'P_15_15 + -13'P_15_16 + -13'P_15_17 + -12'P_15_18 + -11'P_15_19 + -10'P_15_20 + -9'P_15_21 + -8'P_15_22 + -7'P_15_23 + -6'P_15_24 + -5'P_15_25 + -4'P_15_26 + -3'P_15_27 + -2'P_15_28 + -1'P_16_2 + -2'P_16_3 + -3'P_16_4 + -4'P_16_5 + -5'P_16_6 + -6'P_16_7 + -7'P_16_8 + -8'P_16_9 + -9'P_16_10 + -10'P_16_11 + -11'P_16_12 + -12'P_16_13 + -13'P_16_14 + -14'P_16_15 + -14'P_16_16 + -14'P_16_17 + -13'P_16_18 + -12'P_16_19 + -11'P_16_20 + -10'P_16_21 + -9'P_16_22 + -8'P_16_23 + -7'P_16_24 + -6'P_16_25 + -5'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_2 + -2'P_17_3 + -3'P_17_4 + -4'P_17_5 + -5'P_17_6 + -6'P_17_7 + -7'P_17_8 + -8'P_17_9 + -9'P_17_10 + -10'P_17_11 + -11'P_17_12 + -12'P_17_13 + -13'P_17_14 + -14'P_17_15 + -14'P_17_16 + -14'P_17_17 + -13'P_17_18 + -12'P_17_19 + -11'P_17_20 + -10'P_17_21 + -9'P_17_22 + -8'P_17_23 + -7'P_17_24 + -6'P_17_25 + -5'P_17_26 + -3'P_17_27 + -1'P_17_28 + -1'P_18_3 + -2'P_18_4 + -3'P_18_5 + -4'P_18_6 + -5'P_18_7 + -6'P_18_8 + -7'P_18_9 + -8'P_18_10 + -9'P_18_11 + -10'P_18_12 + -11'P_18_13 + -12'P_18_14 + -13'P_18_15 + -13'P_18_16 + -13'P_18_17 + -12'P_18_18 + -11'P_18_19 + -10'P_18_20 + -9'P_18_21 + -8'P_18_22 + -7'P_18_23 + -6'P_18_24 + -5'P_18_25 + -3'P_18_26 + -1'P_18_27 + -1'P_19_4 + -2'P_19_5 + -3'P_19_6 + -4'P_19_7 + -5'P_19_8 + -6'P_19_9 + -7'P_19_10 + -8'P_19_11 + -9'P_19_12 + -10'P_19_13 + -11'P_19_14 + -12'P_19_15 + -12'P_19_16 + -12'P_19_17 + -11'P_19_18 + -10'P_19_19 + -9'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -3'P_19_25 + -1'P_19_26 + -1'P_20_5 + -2'P_20_6 + -3'P_20_7 + -4'P_20_8 + -5'P_20_9 + -6'P_20_10 + -7'P_20_11 + -8'P_20_12 + -9'P_20_13 + -10'P_20_14 + -11'P_20_15 + -11'P_20_16 + -11'P_20_17 + -10'P_20_18 + -9'P_20_19 + -8'P_20_20 + -7'P_20_21 + -6'P_20_22 + -5'P_20_23 + -3'P_20_24 + -1'P_20_25 + -1'P_21_6 + -2'P_21_7 + -3'P_21_8 + -4'P_21_9 + -5'P_21_10 + -6'P_21_11 + -7'P_21_12 + -8'P_21_13 + -9'P_21_14 + -10'P_21_15 + -10'P_21_16 + -10'P_21_17 + -9'P_21_18 + -8'P_21_19 + -7'P_21_20 + -6'P_21_21 + -5'P_21_22 + -3'P_21_23 + -1'P_21_24 + -1'P_22_7 + -2'P_22_8 + -3'P_22_9 + -4'P_22_10 + -5'P_22_11 + -6'P_22_12 + -7'P_22_13 + -8'P_22_14 + -9'P_22_15 + -9'P_22_16 + -9'P_22_17 + -8'P_22_18 + -7'P_22_19 + -6'P_22_20 + -5'P_22_21 + -3'P_22_22 + -1'P_22_23 + -1'P_23_8 + -2'P_23_9 + -3'P_23_10 + -4'P_23_11 + -5'P_23_12 + -6'P_23_13 + -7'P_23_14 + -8'P_23_15 + -8'P_23_16 + -8'P_23_17 + -7'P_23_18 + -6'P_23_19 + -5'P_23_20 + -3'P_23_21 + -1'P_23_22 + -1'P_24_9 + -2'P_24_10 + -3'P_24_11 + -4'P_24_12 + -5'P_24_13 + -6'P_24_14 + -7'P_24_15 + -7'P_24_16 + -7'P_24_17 + -6'P_24_18 + -5'P_24_19 + -3'P_24_20 + -1'P_24_21 + -1'P_25_10 + -2'P_25_11 + -3'P_25_12 + -4'P_25_13 + -5'P_25_14 + -6'P_25_15 + -6'P_25_16 + -6'P_25_17 + -5'P_25_18 + -3'P_25_19 + -1'P_25_20 + -1'P_26_11 + -2'P_26_12 + -3'P_26_13 + -4'P_26_14 + -5'P_26_15 + -5'P_26_16 + -5'P_26_17 + -3'P_26_18 + -1'P_26_19 + -1'P_27_12 + -2'P_27_13 + -3'P_27_14 + -4'P_27_15 + -4'P_27_16 + -3'P_27_17 + -1'P_27_18 + -1'P_28_13 + -2'P_28_14 + -3'P_28_15 + -2'P_28_16 + -1'P_28_17 + -1'P_29_14 + -1'P_29_15 + cX_17 + 3'cX_18 + 5'cX_19 + 7'cX_20 + 9'cX_21 + 11'cX_22 + 13'cX_23 + 15'cX_24 + 17'cX_25 + 19'cX_26 + 21'cX_27 + 23'cX_28 + 25'cX_29 + cY_16 + 2'cY_17 + 4'cY_18 + 6'cY_19 + 8'cY_20 + 10'cY_21 + 12'cY_22 + 14'cY_23 + 16'cY_24 + 18'cY_25 + 20'cY_26 + 22'cY_27 + 24'cY_28 + 26'cY_29 + -14'L_0 + -13'L_1 + -12'L_2 + -11'L_3 + -10'L_4 + -9'L_5 + -8'L_6 + -7'L_7 + -6'L_8 + -5'L_9 + -4'L_10 + -3'L_11 + -2'L_12 + -1'L_13 + -1'L_46 + -2'L_47 + -3'L_48 + -4'L_49 + -5'L_50 + -6'L_51 + -7'L_52 + -8'L_53 + -9'L_54 + -10'L_55 + -11'L_56 + -12'L_57 + -13'L_58 + -1'R_19 + -2'R_20 + -3'R_21 + -4'R_22 + -5'R_23 + -6'R_24 + -7'R_25 + -8'R_26 + -9'R_27 + -10'R_28 + -11'R_29 + -12'R_30 + -13'R_31 + -14'R_32 + -15'R_33 + -16'R_34 + -17'R_35 + -18'R_36 + -19'R_37 + -20'R_38 + -21'R_39 + -22'R_40 + -23'R_41 + -24'R_42 + -25'R_43 + -26'R_44 + -26'R_45 + -26'R_46 + -27'R_47 + -29'R_48 + -31'R_49 + -33'R_50 + -35'R_51 + -37'R_52 + -39'R_53 + -41'R_54 + -43'R_55 + -45'R_56 + -47'R_57 + -49'R_58 + -51'R_59 = -754
invariant :P_2_11 + P_3_10 + P_3_11 + P_3_12 + P_4_9 + P_4_10 + 2'P_4_11 + P_4_12 + P_4_13 + P_5_8 + P_5_9 + 2'P_5_10 + 2'P_5_11 + 2'P_5_12 + P_5_13 + P_5_14 + P_6_7 + P_6_8 + 2'P_6_9 + 2'P_6_10 + 3'P_6_11 + 2'P_6_12 + 2'P_6_13 + P_6_14 + P_6_15 + P_7_6 + P_7_7 + 2'P_7_8 + 2'P_7_9 + 3'P_7_10 + 3'P_7_11 + 3'P_7_12 + 2'P_7_13 + 2'P_7_14 + P_7_15 + P_7_16 + P_8_5 + P_8_6 + 2'P_8_7 + 2'P_8_8 + 3'P_8_9 + 3'P_8_10 + 4'P_8_11 + 3'P_8_12 + 3'P_8_13 + 2'P_8_14 + 2'P_8_15 + P_8_16 + P_8_17 + P_9_4 + P_9_5 + 2'P_9_6 + 2'P_9_7 + 3'P_9_8 + 3'P_9_9 + 4'P_9_10 + 4'P_9_11 + 4'P_9_12 + 3'P_9_13 + 3'P_9_14 + 2'P_9_15 + 2'P_9_16 + P_9_17 + P_9_18 + P_10_3 + P_10_4 + 2'P_10_5 + 2'P_10_6 + 3'P_10_7 + 3'P_10_8 + 4'P_10_9 + 4'P_10_10 + 5'P_10_11 + 4'P_10_12 + 4'P_10_13 + 3'P_10_14 + 3'P_10_15 + 2'P_10_16 + 2'P_10_17 + P_10_18 + P_10_19 + P_11_2 + P_11_3 + 2'P_11_4 + 2'P_11_5 + 3'P_11_6 + 3'P_11_7 + 4'P_11_8 + 4'P_11_9 + 5'P_11_10 + 5'P_11_11 + 5'P_11_12 + 4'P_11_13 + 4'P_11_14 + 3'P_11_15 + 3'P_11_16 + 2'P_11_17 + 2'P_11_18 + P_11_19 + P_11_20 + P_12_3 + P_12_4 + 2'P_12_5 + 2'P_12_6 + 3'P_12_7 + 3'P_12_8 + 4'P_12_9 + 4'P_12_10 + 5'P_12_11 + 4'P_12_12 + 4'P_12_13 + 3'P_12_14 + 3'P_12_15 + 2'P_12_16 + 2'P_12_17 + P_12_18 + P_12_19 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_12_26 + -1'P_12_27 + -1'P_12_28 + P_13_4 + P_13_5 + 2'P_13_6 + 2'P_13_7 + 3'P_13_8 + 3'P_13_9 + 4'P_13_10 + 4'P_13_11 + 4'P_13_12 + 3'P_13_13 + 3'P_13_14 + 2'P_13_15 + 2'P_13_16 + P_13_17 + P_13_18 + -1'P_13_21 + -1'P_13_22 + -2'P_13_23 + -2'P_13_24 + -2'P_13_25 + -2'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_5 + P_14_6 + 2'P_14_7 + 2'P_14_8 + 3'P_14_9 + 3'P_14_10 + 4'P_14_11 + 3'P_14_12 + 3'P_14_13 + 2'P_14_14 + 2'P_14_15 + P_14_16 + P_14_17 + -1'P_14_20 + -1'P_14_21 + -2'P_14_22 + -2'P_14_23 + -3'P_14_24 + -3'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_6 + P_15_7 + 2'P_15_8 + 2'P_15_9 + 3'P_15_10 + 3'P_15_11 + 3'P_15_12 + 2'P_15_13 + 2'P_15_14 + P_15_15 + P_15_16 + -1'P_15_19 + -1'P_15_20 + -2'P_15_21 + -2'P_15_22 + -3'P_15_23 + -3'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_7 + P_16_8 + 2'P_16_9 + 2'P_16_10 + 3'P_16_11 + 2'P_16_12 + 2'P_16_13 + P_16_14 + P_16_15 + -1'P_16_18 + -1'P_16_19 + -2'P_16_20 + -2'P_16_21 + -3'P_16_22 + -3'P_16_23 + -4'P_16_24 + -3'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_8 + P_17_9 + 2'P_17_10 + 2'P_17_11 + 2'P_17_12 + P_17_13 + P_17_14 + -1'P_17_17 + -1'P_17_18 + -2'P_17_19 + -2'P_17_20 + -3'P_17_21 + -3'P_17_22 + -4'P_17_23 + -3'P_17_24 + -3'P_17_25 + -2'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_9 + P_18_10 + 2'P_18_11 + P_18_12 + P_18_13 + -1'P_18_16 + -1'P_18_17 + -2'P_18_18 + -2'P_18_19 + -3'P_18_20 + -3'P_18_21 + -4'P_18_22 + -3'P_18_23 + -3'P_18_24 + -2'P_18_25 + -2'P_18_26 + -1'P_18_27 + -1'P_18_28 + P_19_10 + P_19_11 + P_19_12 + -1'P_19_15 + -1'P_19_16 + -2'P_19_17 + -2'P_19_18 + -3'P_19_19 + -3'P_19_20 + -4'P_19_21 + -3'P_19_22 + -3'P_19_23 + -2'P_19_24 + -2'P_19_25 + -1'P_19_26 + -1'P_19_27 + P_20_11 + -1'P_20_14 + -1'P_20_15 + -2'P_20_16 + -2'P_20_17 + -3'P_20_18 + -3'P_20_19 + -4'P_20_20 + -3'P_20_21 + -3'P_20_22 + -2'P_20_23 + -2'P_20_24 + -1'P_20_25 + -1'P_20_26 + -1'P_21_13 + -1'P_21_14 + -2'P_21_15 + -2'P_21_16 + -3'P_21_17 + -3'P_21_18 + -4'P_21_19 + -3'P_21_20 + -3'P_21_21 + -2'P_21_22 + -2'P_21_23 + -1'P_21_24 + -1'P_21_25 + -1'P_22_12 + -1'P_22_13 + -2'P_22_14 + -2'P_22_15 + -3'P_22_16 + -3'P_22_17 + -4'P_22_18 + -3'P_22_19 + -3'P_22_20 + -2'P_22_21 + -2'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_23_12 + -2'P_23_13 + -2'P_23_14 + -3'P_23_15 + -3'P_23_16 + -4'P_23_17 + -3'P_23_18 + -3'P_23_19 + -2'P_23_20 + -2'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_24_12 + -2'P_24_13 + -3'P_24_14 + -3'P_24_15 + -4'P_24_16 + -3'P_24_17 + -3'P_24_18 + -2'P_24_19 + -2'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_25_12 + -2'P_25_13 + -3'P_25_14 + -4'P_25_15 + -3'P_25_16 + -3'P_25_17 + -2'P_25_18 + -2'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_26_12 + -2'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -2'P_26_17 + -2'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'cX_12 + -2'cX_13 + -3'cX_14 + -4'cX_15 + -5'cX_16 + -6'cX_17 + -7'cX_18 + -8'cX_19 + -9'cX_20 + -10'cX_21 + -11'cX_22 + -12'cX_23 + -13'cX_24 + -14'cX_25 + -15'cX_26 + -16'cX_27 + -17'cX_28 + -18'cX_29 + -1'cY_12 + -2'cY_13 + -3'cY_14 + -4'cY_15 + -5'cY_16 + -6'cY_17 + -7'cY_18 + -8'cY_19 + -9'cY_20 + -10'cY_21 + -11'cY_22 + -12'cY_23 + -13'cY_24 + -14'cY_25 + -15'cY_26 + -16'cY_27 + -17'cY_28 + -18'cY_29 + 9'L_0 + 9'L_1 + 8'L_2 + 8'L_3 + 7'L_4 + 7'L_5 + 6'L_6 + 6'L_7 + 5'L_8 + 5'L_9 + 4'L_10 + 4'L_11 + 3'L_12 + 3'L_13 + 2'L_14 + 2'L_15 + L_16 + L_17 + L_41 + L_42 + 2'L_43 + 2'L_44 + 3'L_45 + 3'L_46 + 4'L_47 + 4'L_48 + 5'L_49 + 5'L_50 + 6'L_51 + 6'L_52 + 7'L_53 + 7'L_54 + 8'L_55 + 8'L_56 + 9'L_57 + 9'L_58 + R_14 + R_15 + 2'R_16 + 2'R_17 + 3'R_18 + 3'R_19 + 4'R_20 + 4'R_21 + 5'R_22 + 5'R_23 + 6'R_24 + 6'R_25 + 7'R_26 + 7'R_27 + 8'R_28 + 8'R_29 + 9'R_30 + 9'R_31 + 10'R_32 + 10'R_33 + 11'R_34 + 11'R_35 + 12'R_36 + 12'R_37 + 13'R_38 + 13'R_39 + 14'R_40 + 14'R_41 + 16'R_42 + 17'R_43 + 19'R_44 + 20'R_45 + 22'R_46 + 23'R_47 + 25'R_48 + 26'R_49 + 27'R_50 + 28'R_51 + 29'R_52 + 30'R_53 + 31'R_54 + 32'R_55 + 33'R_56 + 34'R_57 + 35'R_58 + 36'R_59 = 531
invariant :P_0_29 + L_0 = 1
invariant :P_1_25 + -1'P_3_24 + -1'P_3_25 + -1'P_3_26 + -1'P_4_23 + -2'P_4_24 + -2'P_4_25 + -2'P_4_26 + -1'P_4_27 + -1'P_5_22 + -2'P_5_23 + -3'P_5_24 + -3'P_5_25 + -3'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_21 + -2'P_6_22 + -3'P_6_23 + -4'P_6_24 + -4'P_6_25 + -4'P_6_26 + -3'P_6_27 + -2'P_6_28 + -1'P_7_20 + -2'P_7_21 + -3'P_7_22 + -4'P_7_23 + -5'P_7_24 + -5'P_7_25 + -5'P_7_26 + -4'P_7_27 + -2'P_7_28 + -1'P_8_19 + -2'P_8_20 + -3'P_8_21 + -4'P_8_22 + -5'P_8_23 + -6'P_8_24 + -6'P_8_25 + -6'P_8_26 + -4'P_8_27 + -2'P_8_28 + -1'P_9_18 + -2'P_9_19 + -3'P_9_20 + -4'P_9_21 + -5'P_9_22 + -6'P_9_23 + -7'P_9_24 + -7'P_9_25 + -6'P_9_26 + -4'P_9_27 + -2'P_9_28 + -1'P_10_17 + -2'P_10_18 + -3'P_10_19 + -4'P_10_20 + -5'P_10_21 + -6'P_10_22 + -7'P_10_23 + -8'P_10_24 + -7'P_10_25 + -6'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_16 + -2'P_11_17 + -3'P_11_18 + -4'P_11_19 + -5'P_11_20 + -6'P_11_21 + -7'P_11_22 + -8'P_11_23 + -8'P_11_24 + -7'P_11_25 + -6'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_15 + -2'P_12_16 + -3'P_12_17 + -4'P_12_18 + -5'P_12_19 + -6'P_12_20 + -7'P_12_21 + -8'P_12_22 + -8'P_12_23 + -8'P_12_24 + -7'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_14 + -2'P_13_15 + -3'P_13_16 + -4'P_13_17 + -5'P_13_18 + -6'P_13_19 + -7'P_13_20 + -8'P_13_21 + -8'P_13_22 + -8'P_13_23 + -8'P_13_24 + -7'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_13 + -2'P_14_14 + -3'P_14_15 + -4'P_14_16 + -5'P_14_17 + -6'P_14_18 + -7'P_14_19 + -8'P_14_20 + -8'P_14_21 + -8'P_14_22 + -8'P_14_23 + -8'P_14_24 + -7'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_12 + -2'P_15_13 + -3'P_15_14 + -4'P_15_15 + -5'P_15_16 + -6'P_15_17 + -7'P_15_18 + -8'P_15_19 + -8'P_15_20 + -8'P_15_21 + -8'P_15_22 + -8'P_15_23 + -8'P_15_24 + -7'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_11 + -2'P_16_12 + -3'P_16_13 + -4'P_16_14 + -5'P_16_15 + -6'P_16_16 + -7'P_16_17 + -8'P_16_18 + -8'P_16_19 + -8'P_16_20 + -8'P_16_21 + -8'P_16_22 + -8'P_16_23 + -8'P_16_24 + -7'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_10 + -2'P_17_11 + -3'P_17_12 + -4'P_17_13 + -5'P_17_14 + -6'P_17_15 + -7'P_17_16 + -8'P_17_17 + -8'P_17_18 + -8'P_17_19 + -8'P_17_20 + -8'P_17_21 + -8'P_17_22 + -8'P_17_23 + -8'P_17_24 + -7'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_9 + -2'P_18_10 + -3'P_18_11 + -4'P_18_12 + -5'P_18_13 + -6'P_18_14 + -7'P_18_15 + -8'P_18_16 + -8'P_18_17 + -8'P_18_18 + -8'P_18_19 + -8'P_18_20 + -8'P_18_21 + -8'P_18_22 + -8'P_18_23 + -8'P_18_24 + -7'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_8 + -2'P_19_9 + -3'P_19_10 + -4'P_19_11 + -5'P_19_12 + -6'P_19_13 + -7'P_19_14 + -8'P_19_15 + -8'P_19_16 + -8'P_19_17 + -8'P_19_18 + -8'P_19_19 + -8'P_19_20 + -8'P_19_21 + -8'P_19_22 + -8'P_19_23 + -8'P_19_24 + -7'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_7 + -2'P_20_8 + -3'P_20_9 + -4'P_20_10 + -5'P_20_11 + -6'P_20_12 + -7'P_20_13 + -8'P_20_14 + -8'P_20_15 + -8'P_20_16 + -8'P_20_17 + -8'P_20_18 + -8'P_20_19 + -8'P_20_20 + -8'P_20_21 + -8'P_20_22 + -8'P_20_23 + -8'P_20_24 + -7'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_6 + -2'P_21_7 + -3'P_21_8 + -4'P_21_9 + -5'P_21_10 + -6'P_21_11 + -7'P_21_12 + -8'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -8'P_21_17 + -8'P_21_18 + -8'P_21_19 + -8'P_21_20 + -8'P_21_21 + -8'P_21_22 + -8'P_21_23 + -8'P_21_24 + -7'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_5 + -2'P_22_6 + -3'P_22_7 + -4'P_22_8 + -5'P_22_9 + -6'P_22_10 + -7'P_22_11 + -8'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -8'P_22_18 + -8'P_22_19 + -8'P_22_20 + -8'P_22_21 + -8'P_22_22 + -8'P_22_23 + -8'P_22_24 + -7'P_22_25 + -6'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_4 + -2'P_23_5 + -3'P_23_6 + -4'P_23_7 + -5'P_23_8 + -6'P_23_9 + -7'P_23_10 + -8'P_23_11 + -8'P_23_12 + -8'P_23_13 + -8'P_23_14 + -8'P_23_15 + -8'P_23_16 + -8'P_23_17 + -8'P_23_18 + -8'P_23_19 + -8'P_23_20 + -8'P_23_21 + -8'P_23_22 + -8'P_23_23 + -8'P_23_24 + -7'P_23_25 + -6'P_23_26 + -4'P_23_27 + -2'P_23_28 + -1'P_24_3 + -2'P_24_4 + -3'P_24_5 + -4'P_24_6 + -5'P_24_7 + -6'P_24_8 + -7'P_24_9 + -8'P_24_10 + -8'P_24_11 + -8'P_24_12 + -8'P_24_13 + -8'P_24_14 + -8'P_24_15 + -8'P_24_16 + -8'P_24_17 + -8'P_24_18 + -8'P_24_19 + -8'P_24_20 + -8'P_24_21 + -8'P_24_22 + -8'P_24_23 + -8'P_24_24 + -7'P_24_25 + -6'P_24_26 + -4'P_24_27 + -2'P_24_28 + -1'P_25_2 + -2'P_25_3 + -3'P_25_4 + -4'P_25_5 + -5'P_25_6 + -6'P_25_7 + -7'P_25_8 + -8'P_25_9 + -8'P_25_10 + -8'P_25_11 + -8'P_25_12 + -8'P_25_13 + -8'P_25_14 + -8'P_25_15 + -8'P_25_16 + -8'P_25_17 + -8'P_25_18 + -8'P_25_19 + -8'P_25_20 + -8'P_25_21 + -8'P_25_22 + -8'P_25_23 + -8'P_25_24 + -7'P_25_25 + -6'P_25_26 + -4'P_25_27 + -2'P_25_28 + -1'P_26_2 + -2'P_26_3 + -3'P_26_4 + -4'P_26_5 + -5'P_26_6 + -6'P_26_7 + -7'P_26_8 + -7'P_26_9 + -7'P_26_10 + -7'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -7'P_26_21 + -7'P_26_22 + -7'P_26_23 + -7'P_26_24 + -6'P_26_25 + -5'P_26_26 + -3'P_26_27 + -1'P_26_28 + -1'P_27_3 + -2'P_27_4 + -3'P_27_5 + -4'P_27_6 + -5'P_27_7 + -5'P_27_8 + -5'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -5'P_27_22 + -5'P_27_23 + -5'P_27_24 + -4'P_27_25 + -3'P_27_26 + -1'P_27_27 + -1'P_28_4 + -2'P_28_5 + -3'P_28_6 + -3'P_28_7 + -3'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -3'P_28_22 + -3'P_28_23 + -3'P_28_24 + -2'P_28_25 + -1'P_28_26 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + cX_26 + 3'cX_27 + 5'cX_28 + 7'cX_29 + cY_25 + 2'cY_26 + 4'cY_27 + 6'cY_28 + 8'cY_29 + -5'L_0 + -4'L_1 + -3'L_2 + -2'L_3 + -1'L_4 + -1'L_55 + -2'L_56 + -3'L_57 + -4'L_58 + -1'R_28 + -2'R_29 + -3'R_30 + -4'R_31 + -5'R_32 + -6'R_33 + -7'R_34 + -8'R_35 + -8'R_36 + -8'R_37 + -8'R_38 + -8'R_39 + -8'R_40 + -8'R_41 + -8'R_42 + -8'R_43 + -8'R_44 + -8'R_45 + -8'R_46 + -8'R_47 + -8'R_48 + -8'R_49 + -8'R_50 + -8'R_51 + -8'R_52 + -8'R_53 + -8'R_54 + -8'R_55 + -9'R_56 + -11'R_57 + -13'R_58 + -15'R_59 = -232
invariant :P_19_29 + P_20_28 + P_21_27 + P_22_26 + P_23_25 + P_24_24 + P_25_23 + P_26_22 + P_27_21 + P_28_20 + P_29_19 + R_49 = 1
invariant :P_2_2 + -1'P_3_4 + -1'P_3_5 + -1'P_3_6 + -1'P_3_7 + -1'P_3_8 + -1'P_3_9 + -1'P_3_10 + -1'P_3_11 + -1'P_3_12 + -1'P_3_13 + -1'P_3_14 + -1'P_3_15 + -1'P_3_16 + -1'P_3_17 + -1'P_3_18 + -1'P_3_19 + -1'P_3_20 + -1'P_3_21 + -1'P_3_22 + -1'P_3_23 + -1'P_3_24 + -1'P_3_25 + -1'P_3_26 + -1'P_3_27 + -1'P_3_28 + -1'P_4_3 + -1'P_4_4 + -2'P_4_5 + -2'P_4_6 + -2'P_4_7 + -2'P_4_8 + -2'P_4_9 + -2'P_4_10 + -2'P_4_11 + -2'P_4_12 + -2'P_4_13 + -2'P_4_14 + -2'P_4_15 + -2'P_4_16 + -2'P_4_17 + -2'P_4_18 + -2'P_4_19 + -2'P_4_20 + -2'P_4_21 + -2'P_4_22 + -2'P_4_23 + -2'P_4_24 + -2'P_4_25 + -2'P_4_26 + -2'P_4_27 + -1'P_4_28 + -1'P_5_3 + -2'P_5_4 + -2'P_5_5 + -3'P_5_6 + -3'P_5_7 + -3'P_5_8 + -3'P_5_9 + -3'P_5_10 + -3'P_5_11 + -3'P_5_12 + -3'P_5_13 + -3'P_5_14 + -3'P_5_15 + -3'P_5_16 + -3'P_5_17 + -3'P_5_18 + -3'P_5_19 + -3'P_5_20 + -3'P_5_21 + -3'P_5_22 + -3'P_5_23 + -3'P_5_24 + -3'P_5_25 + -3'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_3 + -2'P_6_4 + -3'P_6_5 + -3'P_6_6 + -4'P_6_7 + -4'P_6_8 + -4'P_6_9 + -4'P_6_10 + -4'P_6_11 + -4'P_6_12 + -4'P_6_13 + -4'P_6_14 + -4'P_6_15 + -4'P_6_16 + -4'P_6_17 + -4'P_6_18 + -4'P_6_19 + -4'P_6_20 + -4'P_6_21 + -4'P_6_22 + -4'P_6_23 + -4'P_6_24 + -4'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_3 + -2'P_7_4 + -3'P_7_5 + -4'P_7_6 + -4'P_7_7 + -5'P_7_8 + -5'P_7_9 + -5'P_7_10 + -5'P_7_11 + -5'P_7_12 + -5'P_7_13 + -5'P_7_14 + -5'P_7_15 + -5'P_7_16 + -5'P_7_17 + -5'P_7_18 + -5'P_7_19 + -5'P_7_20 + -5'P_7_21 + -5'P_7_22 + -5'P_7_23 + -5'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_3 + -2'P_8_4 + -3'P_8_5 + -4'P_8_6 + -5'P_8_7 + -5'P_8_8 + -6'P_8_9 + -6'P_8_10 + -6'P_8_11 + -6'P_8_12 + -6'P_8_13 + -6'P_8_14 + -6'P_8_15 + -6'P_8_16 + -6'P_8_17 + -6'P_8_18 + -6'P_8_19 + -6'P_8_20 + -6'P_8_21 + -6'P_8_22 + -6'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_3 + -2'P_9_4 + -3'P_9_5 + -4'P_9_6 + -5'P_9_7 + -6'P_9_8 + -6'P_9_9 + -7'P_9_10 + -7'P_9_11 + -7'P_9_12 + -7'P_9_13 + -7'P_9_14 + -7'P_9_15 + -7'P_9_16 + -7'P_9_17 + -7'P_9_18 + -7'P_9_19 + -7'P_9_20 + -7'P_9_21 + -7'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_3 + -2'P_10_4 + -3'P_10_5 + -4'P_10_6 + -5'P_10_7 + -6'P_10_8 + -7'P_10_9 + -7'P_10_10 + -8'P_10_11 + -8'P_10_12 + -8'P_10_13 + -8'P_10_14 + -8'P_10_15 + -8'P_10_16 + -8'P_10_17 + -8'P_10_18 + -8'P_10_19 + -8'P_10_20 + -8'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_3 + -2'P_11_4 + -3'P_11_5 + -4'P_11_6 + -5'P_11_7 + -6'P_11_8 + -7'P_11_9 + -8'P_11_10 + -8'P_11_11 + -9'P_11_12 + -9'P_11_13 + -9'P_11_14 + -9'P_11_15 + -9'P_11_16 + -9'P_11_17 + -9'P_11_18 + -9'P_11_19 + -9'P_11_20 + -8'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_3 + -2'P_12_4 + -3'P_12_5 + -4'P_12_6 + -5'P_12_7 + -6'P_12_8 + -7'P_12_9 + -8'P_12_10 + -9'P_12_11 + -9'P_12_12 + -10'P_12_13 + -10'P_12_14 + -10'P_12_15 + -10'P_12_16 + -10'P_12_17 + -10'P_12_18 + -10'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_3 + -2'P_13_4 + -3'P_13_5 + -4'P_13_6 + -5'P_13_7 + -6'P_13_8 + -7'P_13_9 + -8'P_13_10 + -9'P_13_11 + -10'P_13_12 + -10'P_13_13 + -11'P_13_14 + -11'P_13_15 + -11'P_13_16 + -11'P_13_17 + -11'P_13_18 + -10'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_3 + -2'P_14_4 + -3'P_14_5 + -4'P_14_6 + -5'P_14_7 + -6'P_14_8 + -7'P_14_9 + -8'P_14_10 + -9'P_14_11 + -10'P_14_12 + -11'P_14_13 + -11'P_14_14 + -12'P_14_15 + -12'P_14_16 + -12'P_14_17 + -11'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_3 + -2'P_15_4 + -3'P_15_5 + -4'P_15_6 + -5'P_15_7 + -6'P_15_8 + -7'P_15_9 + -8'P_15_10 + -9'P_15_11 + -10'P_15_12 + -11'P_15_13 + -12'P_15_14 + -12'P_15_15 + -13'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_3 + -2'P_16_4 + -3'P_16_5 + -4'P_16_6 + -5'P_16_7 + -6'P_16_8 + -7'P_16_9 + -8'P_16_10 + -9'P_16_11 + -10'P_16_12 + -11'P_16_13 + -12'P_16_14 + -13'P_16_15 + -12'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_3 + -2'P_17_4 + -3'P_17_5 + -4'P_17_6 + -5'P_17_7 + -6'P_17_8 + -7'P_17_9 + -8'P_17_10 + -9'P_17_11 + -10'P_17_12 + -11'P_17_13 + -12'P_17_14 + -12'P_17_15 + -12'P_17_16 + -11'P_17_17 + -11'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_3 + -2'P_18_4 + -3'P_18_5 + -4'P_18_6 + -5'P_18_7 + -6'P_18_8 + -7'P_18_9 + -8'P_18_10 + -9'P_18_11 + -10'P_18_12 + -11'P_18_13 + -11'P_18_14 + -11'P_18_15 + -11'P_18_16 + -11'P_18_17 + -10'P_18_18 + -10'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_3 + -2'P_19_4 + -3'P_19_5 + -4'P_19_6 + -5'P_19_7 + -6'P_19_8 + -7'P_19_9 + -8'P_19_10 + -9'P_19_11 + -10'P_19_12 + -10'P_19_13 + -10'P_19_14 + -10'P_19_15 + -10'P_19_16 + -10'P_19_17 + -10'P_19_18 + -9'P_19_19 + -9'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_3 + -2'P_20_4 + -3'P_20_5 + -4'P_20_6 + -5'P_20_7 + -6'P_20_8 + -7'P_20_9 + -8'P_20_10 + -9'P_20_11 + -9'P_20_12 + -9'P_20_13 + -9'P_20_14 + -9'P_20_15 + -9'P_20_16 + -9'P_20_17 + -9'P_20_18 + -9'P_20_19 + -8'P_20_20 + -8'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_3 + -2'P_21_4 + -3'P_21_5 + -4'P_21_6 + -5'P_21_7 + -6'P_21_8 + -7'P_21_9 + -8'P_21_10 + -8'P_21_11 + -8'P_21_12 + -8'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -8'P_21_17 + -8'P_21_18 + -8'P_21_19 + -8'P_21_20 + -7'P_21_21 + -7'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_3 + -2'P_22_4 + -3'P_22_5 + -4'P_22_6 + -5'P_22_7 + -6'P_22_8 + -7'P_22_9 + -7'P_22_10 + -7'P_22_11 + -7'P_22_12 + -7'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -7'P_22_17 + -7'P_22_18 + -7'P_22_19 + -7'P_22_20 + -7'P_22_21 + -6'P_22_22 + -6'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_3 + -2'P_23_4 + -3'P_23_5 + -4'P_23_6 + -5'P_23_7 + -6'P_23_8 + -6'P_23_9 + -6'P_23_10 + -6'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -6'P_23_19 + -6'P_23_20 + -6'P_23_21 + -6'P_23_22 + -5'P_23_23 + -5'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_3 + -2'P_24_4 + -3'P_24_5 + -4'P_24_6 + -5'P_24_7 + -5'P_24_8 + -5'P_24_9 + -5'P_24_10 + -5'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -5'P_24_19 + -5'P_24_20 + -5'P_24_21 + -5'P_24_22 + -5'P_24_23 + -4'P_24_24 + -4'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_3 + -2'P_25_4 + -3'P_25_5 + -4'P_25_6 + -4'P_25_7 + -4'P_25_8 + -4'P_25_9 + -4'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -4'P_25_20 + -4'P_25_21 + -4'P_25_22 + -4'P_25_23 + -4'P_25_24 + -3'P_25_25 + -3'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_3 + -2'P_26_4 + -3'P_26_5 + -3'P_26_6 + -3'P_26_7 + -3'P_26_8 + -3'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -3'P_26_21 + -3'P_26_22 + -3'P_26_23 + -3'P_26_24 + -3'P_26_25 + -2'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_3 + -2'P_27_4 + -2'P_27_5 + -2'P_27_6 + -2'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -2'P_27_23 + -2'P_27_24 + -2'P_27_25 + -2'P_27_26 + -1'P_27_27 + -1'P_27_28 + -1'P_28_3 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'P_28_27 + -1'cX_3 + -2'cX_4 + -3'cX_5 + -4'cX_6 + -5'cX_7 + -6'cX_8 + -7'cX_9 + -8'cX_10 + -9'cX_11 + -10'cX_12 + -11'cX_13 + -12'cX_14 + -13'cX_15 + -14'cX_16 + -15'cX_17 + -16'cX_18 + -17'cX_19 + -18'cX_20 + -19'cX_21 + -20'cX_22 + -21'cX_23 + -22'cX_24 + -23'cX_25 + -24'cX_26 + -25'cX_27 + -26'cX_28 + -27'cX_29 + -1'cY_3 + -2'cY_4 + -3'cY_5 + -4'cY_6 + -5'cY_7 + -6'cY_8 + -7'cY_9 + -8'cY_10 + -9'cY_11 + -10'cY_12 + -11'cY_13 + -12'cY_14 + -13'cY_15 + -14'cY_16 + -15'cY_17 + -16'cY_18 + -17'cY_19 + -18'cY_20 + -19'cY_21 + -20'cY_22 + -21'cY_23 + -22'cY_24 + -23'cY_25 + -24'cY_26 + -25'cY_27 + -26'cY_28 + -27'cY_29 + 14'L_0 + 13'L_1 + 13'L_2 + 12'L_3 + 12'L_4 + 11'L_5 + 11'L_6 + 10'L_7 + 10'L_8 + 9'L_9 + 9'L_10 + 8'L_11 + 8'L_12 + 7'L_13 + 7'L_14 + 6'L_15 + 6'L_16 + 5'L_17 + 5'L_18 + 4'L_19 + 4'L_20 + 3'L_21 + 3'L_22 + 2'L_23 + 2'L_24 + L_25 + L_26 + L_32 + L_33 + 2'L_34 + 2'L_35 + 3'L_36 + 3'L_37 + 4'L_38 + 4'L_39 + 5'L_40 + 5'L_41 + 6'L_42 + 6'L_43 + 7'L_44 + 7'L_45 + 8'L_46 + 8'L_47 + 9'L_48 + 9'L_49 + 10'L_50 + 10'L_51 + 11'L_52 + 11'L_53 + 12'L_54 + 12'L_55 + 13'L_56 + 13'L_57 + 14'L_58 + R_5 + R_6 + 2'R_7 + 2'R_8 + 3'R_9 + 3'R_10 + 4'R_11 + 4'R_12 + 5'R_13 + 5'R_14 + 6'R_15 + 6'R_16 + 7'R_17 + 7'R_18 + 8'R_19 + 8'R_20 + 9'R_21 + 9'R_22 + 10'R_23 + 10'R_24 + 11'R_25 + 11'R_26 + 12'R_27 + 12'R_28 + 13'R_29 + 13'R_30 + 14'R_31 + 14'R_32 + 16'R_33 + 17'R_34 + 19'R_35 + 20'R_36 + 22'R_37 + 23'R_38 + 25'R_39 + 26'R_40 + 28'R_41 + 29'R_42 + 31'R_43 + 32'R_44 + 34'R_45 + 35'R_46 + 37'R_47 + 38'R_48 + 40'R_49 + 41'R_50 + 43'R_51 + 44'R_52 + 46'R_53 + 47'R_54 + 49'R_55 + 50'R_56 + 52'R_57 + 53'R_58 + 54'R_59 = 797
invariant :L_0 + L_2 + L_4 + L_6 + L_8 + L_10 + L_12 + L_14 + L_16 + L_18 + L_20 + L_22 + L_24 + L_26 + L_28 + L_30 + L_32 + L_34 + L_36 + L_38 + L_40 + L_42 + L_44 + L_46 + L_48 + L_50 + L_52 + L_54 + L_56 + L_58 + -1'R_2 + -1'R_4 + -1'R_6 + -1'R_8 + -1'R_10 + -1'R_12 + -1'R_14 + -1'R_16 + -1'R_18 + -1'R_20 + -1'R_22 + -1'R_24 + -1'R_26 + -1'R_28 + -1'R_30 + -1'R_32 + -1'R_34 + -1'R_36 + -1'R_38 + -1'R_40 + -1'R_42 + -1'R_44 + -1'R_46 + -1'R_48 + -1'R_50 + -1'R_52 + -1'R_54 + -1'R_56 + -1'R_58 = 1
invariant :P_8_0 + -1'P_9_2 + -1'P_9_3 + -1'P_9_4 + -1'P_9_5 + -1'P_9_6 + -1'P_9_7 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_9_27 + -1'P_9_28 + -1'P_10_3 + -1'P_10_4 + -1'P_10_5 + -1'P_10_6 + -1'P_10_7 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_10_26 + -1'P_10_27 + -1'P_11_4 + -1'P_11_5 + -1'P_11_6 + -1'P_11_7 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_11_26 + -1'P_12_5 + -1'P_12_6 + -1'P_12_7 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_13_6 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_22_15 + P_23_15 + P_24_14 + P_24_15 + P_24_16 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 22
invariant :P_0_0 + R_1 = 1
invariant :P_1_27 + -1'P_3_26 + -1'P_3_27 + -1'P_3_28 + -1'P_4_25 + -2'P_4_26 + -2'P_4_27 + -2'P_4_28 + -1'P_5_24 + -2'P_5_25 + -3'P_5_26 + -3'P_5_27 + -2'P_5_28 + -1'P_6_23 + -2'P_6_24 + -3'P_6_25 + -4'P_6_26 + -3'P_6_27 + -2'P_6_28 + -1'P_7_22 + -2'P_7_23 + -3'P_7_24 + -4'P_7_25 + -4'P_7_26 + -3'P_7_27 + -2'P_7_28 + -1'P_8_21 + -2'P_8_22 + -3'P_8_23 + -4'P_8_24 + -4'P_8_25 + -4'P_8_26 + -3'P_8_27 + -2'P_8_28 + -1'P_9_20 + -2'P_9_21 + -3'P_9_22 + -4'P_9_23 + -4'P_9_24 + -4'P_9_25 + -4'P_9_26 + -3'P_9_27 + -2'P_9_28 + -1'P_10_19 + -2'P_10_20 + -3'P_10_21 + -4'P_10_22 + -4'P_10_23 + -4'P_10_24 + -4'P_10_25 + -4'P_10_26 + -3'P_10_27 + -2'P_10_28 + -1'P_11_18 + -2'P_11_19 + -3'P_11_20 + -4'P_11_21 + -4'P_11_22 + -4'P_11_23 + -4'P_11_24 + -4'P_11_25 + -4'P_11_26 + -3'P_11_27 + -2'P_11_28 + -1'P_12_17 + -2'P_12_18 + -3'P_12_19 + -4'P_12_20 + -4'P_12_21 + -4'P_12_22 + -4'P_12_23 + -4'P_12_24 + -4'P_12_25 + -4'P_12_26 + -3'P_12_27 + -2'P_12_28 + -1'P_13_16 + -2'P_13_17 + -3'P_13_18 + -4'P_13_19 + -4'P_13_20 + -4'P_13_21 + -4'P_13_22 + -4'P_13_23 + -4'P_13_24 + -4'P_13_25 + -4'P_13_26 + -3'P_13_27 + -2'P_13_28 + -1'P_14_15 + -2'P_14_16 + -3'P_14_17 + -4'P_14_18 + -4'P_14_19 + -4'P_14_20 + -4'P_14_21 + -4'P_14_22 + -4'P_14_23 + -4'P_14_24 + -4'P_14_25 + -4'P_14_26 + -3'P_14_27 + -2'P_14_28 + -1'P_15_14 + -2'P_15_15 + -3'P_15_16 + -4'P_15_17 + -4'P_15_18 + -4'P_15_19 + -4'P_15_20 + -4'P_15_21 + -4'P_15_22 + -4'P_15_23 + -4'P_15_24 + -4'P_15_25 + -4'P_15_26 + -3'P_15_27 + -2'P_15_28 + -1'P_16_13 + -2'P_16_14 + -3'P_16_15 + -4'P_16_16 + -4'P_16_17 + -4'P_16_18 + -4'P_16_19 + -4'P_16_20 + -4'P_16_21 + -4'P_16_22 + -4'P_16_23 + -4'P_16_24 + -4'P_16_25 + -4'P_16_26 + -3'P_16_27 + -2'P_16_28 + -1'P_17_12 + -2'P_17_13 + -3'P_17_14 + -4'P_17_15 + -4'P_17_16 + -4'P_17_17 + -4'P_17_18 + -4'P_17_19 + -4'P_17_20 + -4'P_17_21 + -4'P_17_22 + -4'P_17_23 + -4'P_17_24 + -4'P_17_25 + -4'P_17_26 + -3'P_17_27 + -2'P_17_28 + -1'P_18_11 + -2'P_18_12 + -3'P_18_13 + -4'P_18_14 + -4'P_18_15 + -4'P_18_16 + -4'P_18_17 + -4'P_18_18 + -4'P_18_19 + -4'P_18_20 + -4'P_18_21 + -4'P_18_22 + -4'P_18_23 + -4'P_18_24 + -4'P_18_25 + -4'P_18_26 + -3'P_18_27 + -2'P_18_28 + -1'P_19_10 + -2'P_19_11 + -3'P_19_12 + -4'P_19_13 + -4'P_19_14 + -4'P_19_15 + -4'P_19_16 + -4'P_19_17 + -4'P_19_18 + -4'P_19_19 + -4'P_19_20 + -4'P_19_21 + -4'P_19_22 + -4'P_19_23 + -4'P_19_24 + -4'P_19_25 + -4'P_19_26 + -3'P_19_27 + -2'P_19_28 + -1'P_20_9 + -2'P_20_10 + -3'P_20_11 + -4'P_20_12 + -4'P_20_13 + -4'P_20_14 + -4'P_20_15 + -4'P_20_16 + -4'P_20_17 + -4'P_20_18 + -4'P_20_19 + -4'P_20_20 + -4'P_20_21 + -4'P_20_22 + -4'P_20_23 + -4'P_20_24 + -4'P_20_25 + -4'P_20_26 + -3'P_20_27 + -2'P_20_28 + -1'P_21_8 + -2'P_21_9 + -3'P_21_10 + -4'P_21_11 + -4'P_21_12 + -4'P_21_13 + -4'P_21_14 + -4'P_21_15 + -4'P_21_16 + -4'P_21_17 + -4'P_21_18 + -4'P_21_19 + -4'P_21_20 + -4'P_21_21 + -4'P_21_22 + -4'P_21_23 + -4'P_21_24 + -4'P_21_25 + -4'P_21_26 + -3'P_21_27 + -2'P_21_28 + -1'P_22_7 + -2'P_22_8 + -3'P_22_9 + -4'P_22_10 + -4'P_22_11 + -4'P_22_12 + -4'P_22_13 + -4'P_22_14 + -4'P_22_15 + -4'P_22_16 + -4'P_22_17 + -4'P_22_18 + -4'P_22_19 + -4'P_22_20 + -4'P_22_21 + -4'P_22_22 + -4'P_22_23 + -4'P_22_24 + -4'P_22_25 + -4'P_22_26 + -3'P_22_27 + -2'P_22_28 + -1'P_23_6 + -2'P_23_7 + -3'P_23_8 + -4'P_23_9 + -4'P_23_10 + -4'P_23_11 + -4'P_23_12 + -4'P_23_13 + -4'P_23_14 + -4'P_23_15 + -4'P_23_16 + -4'P_23_17 + -4'P_23_18 + -4'P_23_19 + -4'P_23_20 + -4'P_23_21 + -4'P_23_22 + -4'P_23_23 + -4'P_23_24 + -4'P_23_25 + -4'P_23_26 + -3'P_23_27 + -2'P_23_28 + -1'P_24_5 + -2'P_24_6 + -3'P_24_7 + -4'P_24_8 + -4'P_24_9 + -4'P_24_10 + -4'P_24_11 + -4'P_24_12 + -4'P_24_13 + -4'P_24_14 + -4'P_24_15 + -4'P_24_16 + -4'P_24_17 + -4'P_24_18 + -4'P_24_19 + -4'P_24_20 + -4'P_24_21 + -4'P_24_22 + -4'P_24_23 + -4'P_24_24 + -4'P_24_25 + -4'P_24_26 + -3'P_24_27 + -2'P_24_28 + -1'P_25_4 + -2'P_25_5 + -3'P_25_6 + -4'P_25_7 + -4'P_25_8 + -4'P_25_9 + -4'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -4'P_25_20 + -4'P_25_21 + -4'P_25_22 + -4'P_25_23 + -4'P_25_24 + -4'P_25_25 + -4'P_25_26 + -3'P_25_27 + -2'P_25_28 + -1'P_26_3 + -2'P_26_4 + -3'P_26_5 + -4'P_26_6 + -4'P_26_7 + -4'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -4'P_26_22 + -4'P_26_23 + -4'P_26_24 + -4'P_26_25 + -4'P_26_26 + -3'P_26_27 + -2'P_26_28 + -1'P_27_2 + -2'P_27_3 + -3'P_27_4 + -4'P_27_5 + -4'P_27_6 + -4'P_27_7 + -4'P_27_8 + -4'P_27_9 + -4'P_27_10 + -4'P_27_11 + -4'P_27_12 + -4'P_27_13 + -4'P_27_14 + -4'P_27_15 + -4'P_27_16 + -4'P_27_17 + -4'P_27_18 + -4'P_27_19 + -4'P_27_20 + -4'P_27_21 + -4'P_27_22 + -4'P_27_23 + -4'P_27_24 + -4'P_27_25 + -4'P_27_26 + -3'P_27_27 + -2'P_27_28 + -1'P_28_2 + -2'P_28_3 + -3'P_28_4 + -3'P_28_5 + -3'P_28_6 + -3'P_28_7 + -3'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -3'P_28_22 + -3'P_28_23 + -3'P_28_24 + -3'P_28_25 + -3'P_28_26 + -2'P_28_27 + -1'P_28_28 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + cX_28 + 3'cX_29 + cY_27 + 2'cY_28 + 4'cY_29 + -3'L_0 + -2'L_1 + -1'L_2 + -1'L_57 + -2'L_58 + -1'R_30 + -2'R_31 + -3'R_32 + -4'R_33 + -4'R_34 + -4'R_35 + -4'R_36 + -4'R_37 + -4'R_38 + -4'R_39 + -4'R_40 + -4'R_41 + -4'R_42 + -4'R_43 + -4'R_44 + -4'R_45 + -4'R_46 + -4'R_47 + -4'R_48 + -4'R_49 + -4'R_50 + -4'R_51 + -4'R_52 + -4'R_53 + -4'R_54 + -4'R_55 + -4'R_56 + -4'R_57 + -5'R_58 + -7'R_59 = -116
invariant :P_14_0 + -1'P_15_2 + -1'P_15_3 + -1'P_15_4 + -1'P_15_5 + -1'P_15_6 + -1'P_15_7 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_15_24 + -1'P_15_25 + -1'P_15_26 + -1'P_15_27 + -1'P_15_28 + -1'P_16_3 + -1'P_16_4 + -1'P_16_5 + -1'P_16_6 + -1'P_16_7 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_16_24 + -1'P_16_25 + -1'P_16_26 + -1'P_16_27 + -1'P_17_4 + -1'P_17_5 + -1'P_17_6 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_17_24 + -1'P_17_25 + -1'P_17_26 + -1'P_18_5 + -1'P_18_6 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_18_24 + -1'P_18_25 + -1'P_19_6 + -1'P_19_7 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_19_24 + -1'P_20_7 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_28_15 + P_29_15 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 16
invariant :P_0_24 + P_3_24 + P_4_23 + P_4_24 + P_4_25 + P_5_22 + P_5_23 + 2'P_5_24 + P_5_25 + P_5_26 + P_6_21 + P_6_22 + 2'P_6_23 + 2'P_6_24 + 2'P_6_25 + P_6_26 + P_6_27 + P_7_20 + P_7_21 + 2'P_7_22 + 2'P_7_23 + 3'P_7_24 + 2'P_7_25 + 2'P_7_26 + P_7_27 + P_7_28 + P_8_19 + P_8_20 + 2'P_8_21 + 2'P_8_22 + 3'P_8_23 + 3'P_8_24 + 3'P_8_25 + 2'P_8_26 + 2'P_8_27 + P_8_28 + P_9_18 + P_9_19 + 2'P_9_20 + 2'P_9_21 + 3'P_9_22 + 3'P_9_23 + 4'P_9_24 + 3'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_17 + P_10_18 + 2'P_10_19 + 2'P_10_20 + 3'P_10_21 + 3'P_10_22 + 4'P_10_23 + 4'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_16 + P_11_17 + 2'P_11_18 + 2'P_11_19 + 3'P_11_20 + 3'P_11_21 + 4'P_11_22 + 4'P_11_23 + 5'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_15 + P_12_16 + 2'P_12_17 + 2'P_12_18 + 3'P_12_19 + 3'P_12_20 + 4'P_12_21 + 4'P_12_22 + 5'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_14 + P_13_15 + 2'P_13_16 + 2'P_13_17 + 3'P_13_18 + 3'P_13_19 + 4'P_13_20 + 4'P_13_21 + 5'P_13_22 + 5'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_13 + P_14_14 + 2'P_14_15 + 2'P_14_16 + 3'P_14_17 + 3'P_14_18 + 4'P_14_19 + 4'P_14_20 + 5'P_14_21 + 5'P_14_22 + 5'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_12 + P_15_13 + 2'P_15_14 + 2'P_15_15 + 3'P_15_16 + 3'P_15_17 + 4'P_15_18 + 4'P_15_19 + 5'P_15_20 + 5'P_15_21 + 5'P_15_22 + 5'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_11 + P_16_12 + 2'P_16_13 + 2'P_16_14 + 3'P_16_15 + 3'P_16_16 + 4'P_16_17 + 4'P_16_18 + 5'P_16_19 + 5'P_16_20 + 5'P_16_21 + 5'P_16_22 + 5'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_10 + P_17_11 + 2'P_17_12 + 2'P_17_13 + 3'P_17_14 + 3'P_17_15 + 4'P_17_16 + 4'P_17_17 + 5'P_17_18 + 5'P_17_19 + 5'P_17_20 + 5'P_17_21 + 5'P_17_22 + 5'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_9 + P_18_10 + 2'P_18_11 + 2'P_18_12 + 3'P_18_13 + 3'P_18_14 + 4'P_18_15 + 4'P_18_16 + 5'P_18_17 + 5'P_18_18 + 5'P_18_19 + 5'P_18_20 + 5'P_18_21 + 5'P_18_22 + 5'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_8 + P_19_9 + 2'P_19_10 + 2'P_19_11 + 3'P_19_12 + 3'P_19_13 + 4'P_19_14 + 4'P_19_15 + 5'P_19_16 + 5'P_19_17 + 5'P_19_18 + 5'P_19_19 + 5'P_19_20 + 5'P_19_21 + 5'P_19_22 + 5'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_7 + P_20_8 + 2'P_20_9 + 2'P_20_10 + 3'P_20_11 + 3'P_20_12 + 4'P_20_13 + 4'P_20_14 + 5'P_20_15 + 5'P_20_16 + 5'P_20_17 + 5'P_20_18 + 5'P_20_19 + 5'P_20_20 + 5'P_20_21 + 5'P_20_22 + 5'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_6 + P_21_7 + 2'P_21_8 + 2'P_21_9 + 3'P_21_10 + 3'P_21_11 + 4'P_21_12 + 4'P_21_13 + 5'P_21_14 + 5'P_21_15 + 5'P_21_16 + 5'P_21_17 + 5'P_21_18 + 5'P_21_19 + 5'P_21_20 + 5'P_21_21 + 5'P_21_22 + 5'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_5 + P_22_6 + 2'P_22_7 + 2'P_22_8 + 3'P_22_9 + 3'P_22_10 + 4'P_22_11 + 4'P_22_12 + 5'P_22_13 + 5'P_22_14 + 5'P_22_15 + 5'P_22_16 + 5'P_22_17 + 5'P_22_18 + 5'P_22_19 + 5'P_22_20 + 5'P_22_21 + 5'P_22_22 + 5'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_4 + P_23_5 + 2'P_23_6 + 2'P_23_7 + 3'P_23_8 + 3'P_23_9 + 4'P_23_10 + 4'P_23_11 + 5'P_23_12 + 5'P_23_13 + 5'P_23_14 + 5'P_23_15 + 5'P_23_16 + 5'P_23_17 + 5'P_23_18 + 5'P_23_19 + 5'P_23_20 + 5'P_23_21 + 5'P_23_22 + 5'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_3 + P_24_4 + 2'P_24_5 + 2'P_24_6 + 3'P_24_7 + 3'P_24_8 + 4'P_24_9 + 4'P_24_10 + 5'P_24_11 + 5'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 5'P_24_22 + 5'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_2 + P_25_3 + 2'P_25_4 + 2'P_25_5 + 3'P_25_6 + 3'P_25_7 + 4'P_25_8 + 4'P_25_9 + 5'P_25_10 + 5'P_25_11 + 5'P_25_12 + 5'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 5'P_25_21 + 5'P_25_22 + 5'P_25_23 + 5'P_25_24 + 4'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_3 + P_26_4 + 2'P_26_5 + 2'P_26_6 + 3'P_26_7 + 3'P_26_8 + 4'P_26_9 + 4'P_26_10 + 4'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 4'P_26_22 + 4'P_26_23 + 4'P_26_24 + 3'P_26_25 + 2'P_26_26 + P_26_27 + P_27_4 + P_27_5 + 2'P_27_6 + 2'P_27_7 + 3'P_27_8 + 3'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 3'P_27_23 + 3'P_27_24 + 2'P_27_25 + P_27_26 + P_28_5 + P_28_6 + 2'P_28_7 + 2'P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + 2'P_28_23 + 2'P_28_24 + P_28_25 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + -1'cX_26 + -2'cX_27 + -3'cX_28 + -4'cX_29 + -1'cY_25 + -2'cY_26 + -3'cY_27 + -4'cY_28 + -5'cY_29 + 3'L_0 + 3'L_1 + 2'L_2 + 2'L_3 + L_4 + L_5 + L_55 + L_56 + 2'L_57 + 2'L_58 + R_28 + R_29 + 2'R_30 + 2'R_31 + 3'R_32 + 3'R_33 + 4'R_34 + 4'R_35 + 5'R_36 + 5'R_37 + 5'R_38 + 5'R_39 + 5'R_40 + 5'R_41 + 5'R_42 + 5'R_43 + 5'R_44 + 5'R_45 + 5'R_46 + 5'R_47 + 5'R_48 + 5'R_49 + 5'R_50 + 5'R_51 + 5'R_52 + 5'R_53 + 5'R_54 + 5'R_55 + 6'R_56 + 7'R_57 + 8'R_58 + 9'R_59 = 143
invariant :P_1_19 + -1'P_3_18 + -1'P_3_19 + -1'P_3_20 + -1'P_4_17 + -2'P_4_18 + -2'P_4_19 + -2'P_4_20 + -1'P_4_21 + -1'P_5_16 + -2'P_5_17 + -3'P_5_18 + -3'P_5_19 + -3'P_5_20 + -2'P_5_21 + -1'P_5_22 + -1'P_6_15 + -2'P_6_16 + -3'P_6_17 + -4'P_6_18 + -4'P_6_19 + -4'P_6_20 + -3'P_6_21 + -2'P_6_22 + -1'P_6_23 + -1'P_7_14 + -2'P_7_15 + -3'P_7_16 + -4'P_7_17 + -5'P_7_18 + -5'P_7_19 + -5'P_7_20 + -4'P_7_21 + -3'P_7_22 + -2'P_7_23 + -1'P_7_24 + -1'P_8_13 + -2'P_8_14 + -3'P_8_15 + -4'P_8_16 + -5'P_8_17 + -6'P_8_18 + -6'P_8_19 + -6'P_8_20 + -5'P_8_21 + -4'P_8_22 + -3'P_8_23 + -2'P_8_24 + -1'P_8_25 + -1'P_9_12 + -2'P_9_13 + -3'P_9_14 + -4'P_9_15 + -5'P_9_16 + -6'P_9_17 + -7'P_9_18 + -7'P_9_19 + -7'P_9_20 + -6'P_9_21 + -5'P_9_22 + -4'P_9_23 + -3'P_9_24 + -2'P_9_25 + -1'P_9_26 + -1'P_10_11 + -2'P_10_12 + -3'P_10_13 + -4'P_10_14 + -5'P_10_15 + -6'P_10_16 + -7'P_10_17 + -8'P_10_18 + -8'P_10_19 + -8'P_10_20 + -7'P_10_21 + -6'P_10_22 + -5'P_10_23 + -4'P_10_24 + -3'P_10_25 + -2'P_10_26 + -1'P_10_27 + -1'P_11_10 + -2'P_11_11 + -3'P_11_12 + -4'P_11_13 + -5'P_11_14 + -6'P_11_15 + -7'P_11_16 + -8'P_11_17 + -9'P_11_18 + -9'P_11_19 + -9'P_11_20 + -8'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_9 + -2'P_12_10 + -3'P_12_11 + -4'P_12_12 + -5'P_12_13 + -6'P_12_14 + -7'P_12_15 + -8'P_12_16 + -9'P_12_17 + -10'P_12_18 + -10'P_12_19 + -10'P_12_20 + -9'P_12_21 + -8'P_12_22 + -7'P_12_23 + -6'P_12_24 + -5'P_12_25 + -4'P_12_26 + -3'P_12_27 + -2'P_12_28 + -1'P_13_8 + -2'P_13_9 + -3'P_13_10 + -4'P_13_11 + -5'P_13_12 + -6'P_13_13 + -7'P_13_14 + -8'P_13_15 + -9'P_13_16 + -10'P_13_17 + -11'P_13_18 + -11'P_13_19 + -11'P_13_20 + -10'P_13_21 + -9'P_13_22 + -8'P_13_23 + -7'P_13_24 + -6'P_13_25 + -5'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_7 + -2'P_14_8 + -3'P_14_9 + -4'P_14_10 + -5'P_14_11 + -6'P_14_12 + -7'P_14_13 + -8'P_14_14 + -9'P_14_15 + -10'P_14_16 + -11'P_14_17 + -12'P_14_18 + -12'P_14_19 + -12'P_14_20 + -11'P_14_21 + -10'P_14_22 + -9'P_14_23 + -8'P_14_24 + -7'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_6 + -2'P_15_7 + -3'P_15_8 + -4'P_15_9 + -5'P_15_10 + -6'P_15_11 + -7'P_15_12 + -8'P_15_13 + -9'P_15_14 + -10'P_15_15 + -11'P_15_16 + -12'P_15_17 + -13'P_15_18 + -13'P_15_19 + -13'P_15_20 + -12'P_15_21 + -11'P_15_22 + -10'P_15_23 + -9'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_5 + -2'P_16_6 + -3'P_16_7 + -4'P_16_8 + -5'P_16_9 + -6'P_16_10 + -7'P_16_11 + -8'P_16_12 + -9'P_16_13 + -10'P_16_14 + -11'P_16_15 + -12'P_16_16 + -13'P_16_17 + -14'P_16_18 + -14'P_16_19 + -14'P_16_20 + -13'P_16_21 + -12'P_16_22 + -11'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_4 + -2'P_17_5 + -3'P_17_6 + -4'P_17_7 + -5'P_17_8 + -6'P_17_9 + -7'P_17_10 + -8'P_17_11 + -9'P_17_12 + -10'P_17_13 + -11'P_17_14 + -12'P_17_15 + -13'P_17_16 + -14'P_17_17 + -15'P_17_18 + -15'P_17_19 + -15'P_17_20 + -14'P_17_21 + -13'P_17_22 + -12'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_3 + -2'P_18_4 + -3'P_18_5 + -4'P_18_6 + -5'P_18_7 + -6'P_18_8 + -7'P_18_9 + -8'P_18_10 + -9'P_18_11 + -10'P_18_12 + -11'P_18_13 + -12'P_18_14 + -13'P_18_15 + -14'P_18_16 + -15'P_18_17 + -16'P_18_18 + -16'P_18_19 + -16'P_18_20 + -15'P_18_21 + -14'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_2 + -2'P_19_3 + -3'P_19_4 + -4'P_19_5 + -5'P_19_6 + -6'P_19_7 + -7'P_19_8 + -8'P_19_9 + -9'P_19_10 + -10'P_19_11 + -11'P_19_12 + -12'P_19_13 + -13'P_19_14 + -14'P_19_15 + -15'P_19_16 + -16'P_19_17 + -17'P_19_18 + -17'P_19_19 + -17'P_19_20 + -16'P_19_21 + -14'P_19_22 + -12'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_2 + -2'P_20_3 + -3'P_20_4 + -4'P_20_5 + -5'P_20_6 + -6'P_20_7 + -7'P_20_8 + -8'P_20_9 + -9'P_20_10 + -10'P_20_11 + -11'P_20_12 + -12'P_20_13 + -13'P_20_14 + -14'P_20_15 + -15'P_20_16 + -16'P_20_17 + -17'P_20_18 + -17'P_20_19 + -17'P_20_20 + -15'P_20_21 + -13'P_20_22 + -11'P_20_23 + -9'P_20_24 + -7'P_20_25 + -5'P_20_26 + -3'P_20_27 + -1'P_20_28 + -1'P_21_3 + -2'P_21_4 + -3'P_21_5 + -4'P_21_6 + -5'P_21_7 + -6'P_21_8 + -7'P_21_9 + -8'P_21_10 + -9'P_21_11 + -10'P_21_12 + -11'P_21_13 + -12'P_21_14 + -13'P_21_15 + -14'P_21_16 + -15'P_21_17 + -16'P_21_18 + -16'P_21_19 + -15'P_21_20 + -13'P_21_21 + -11'P_21_22 + -9'P_21_23 + -7'P_21_24 + -5'P_21_25 + -3'P_21_26 + -1'P_21_27 + -1'P_22_4 + -2'P_22_5 + -3'P_22_6 + -4'P_22_7 + -5'P_22_8 + -6'P_22_9 + -7'P_22_10 + -8'P_22_11 + -9'P_22_12 + -10'P_22_13 + -11'P_22_14 + -12'P_22_15 + -13'P_22_16 + -14'P_22_17 + -15'P_22_18 + -14'P_22_19 + -13'P_22_20 + -11'P_22_21 + -9'P_22_22 + -7'P_22_23 + -5'P_22_24 + -3'P_22_25 + -1'P_22_26 + -1'P_23_5 + -2'P_23_6 + -3'P_23_7 + -4'P_23_8 + -5'P_23_9 + -6'P_23_10 + -7'P_23_11 + -8'P_23_12 + -9'P_23_13 + -10'P_23_14 + -11'P_23_15 + -12'P_23_16 + -13'P_23_17 + -13'P_23_18 + -12'P_23_19 + -11'P_23_20 + -9'P_23_21 + -7'P_23_22 + -5'P_23_23 + -3'P_23_24 + -1'P_23_25 + -1'P_24_6 + -2'P_24_7 + -3'P_24_8 + -4'P_24_9 + -5'P_24_10 + -6'P_24_11 + -7'P_24_12 + -8'P_24_13 + -9'P_24_14 + -10'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -10'P_24_19 + -9'P_24_20 + -7'P_24_21 + -5'P_24_22 + -3'P_24_23 + -1'P_24_24 + -1'P_25_7 + -2'P_25_8 + -3'P_25_9 + -4'P_25_10 + -5'P_25_11 + -6'P_25_12 + -7'P_25_13 + -8'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -8'P_25_19 + -7'P_25_20 + -5'P_25_21 + -3'P_25_22 + -1'P_25_23 + -1'P_26_8 + -2'P_26_9 + -3'P_26_10 + -4'P_26_11 + -5'P_26_12 + -6'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -6'P_26_19 + -5'P_26_20 + -3'P_26_21 + -1'P_26_22 + -1'P_27_9 + -2'P_27_10 + -3'P_27_11 + -4'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -4'P_27_19 + -3'P_27_20 + -1'P_27_21 + -1'P_28_10 + -2'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -2'P_28_19 + -1'P_28_20 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + cX_20 + 3'cX_21 + 5'cX_22 + 7'cX_23 + 9'cX_24 + 11'cX_25 + 13'cX_26 + 15'cX_27 + 17'cX_28 + 19'cX_29 + cY_19 + 2'cY_20 + 4'cY_21 + 6'cY_22 + 8'cY_23 + 10'cY_24 + 12'cY_25 + 14'cY_26 + 16'cY_27 + 18'cY_28 + 20'cY_29 + -11'L_0 + -10'L_1 + -9'L_2 + -8'L_3 + -7'L_4 + -6'L_5 + -5'L_6 + -4'L_7 + -3'L_8 + -2'L_9 + -1'L_10 + -1'L_49 + -2'L_50 + -3'L_51 + -4'L_52 + -5'L_53 + -6'L_54 + -7'L_55 + -8'L_56 + -9'L_57 + -10'L_58 + -1'R_22 + -2'R_23 + -3'R_24 + -4'R_25 + -5'R_26 + -6'R_27 + -7'R_28 + -8'R_29 + -9'R_30 + -10'R_31 + -11'R_32 + -12'R_33 + -13'R_34 + -14'R_35 + -15'R_36 + -16'R_37 + -17'R_38 + -18'R_39 + -19'R_40 + -20'R_41 + -20'R_42 + -20'R_43 + -20'R_44 + -20'R_45 + -20'R_46 + -20'R_47 + -20'R_48 + -20'R_49 + -21'R_50 + -23'R_51 + -25'R_52 + -27'R_53 + -29'R_54 + -31'R_55 + -33'R_56 + -35'R_57 + -37'R_58 + -39'R_59 = -580
invariant :P_2_12 + P_3_11 + P_3_12 + P_3_13 + P_4_10 + P_4_11 + 2'P_4_12 + P_4_13 + P_4_14 + P_5_9 + P_5_10 + 2'P_5_11 + 2'P_5_12 + 2'P_5_13 + P_5_14 + P_5_15 + P_6_8 + P_6_9 + 2'P_6_10 + 2'P_6_11 + 3'P_6_12 + 2'P_6_13 + 2'P_6_14 + P_6_15 + P_6_16 + P_7_7 + P_7_8 + 2'P_7_9 + 2'P_7_10 + 3'P_7_11 + 3'P_7_12 + 3'P_7_13 + 2'P_7_14 + 2'P_7_15 + P_7_16 + P_7_17 + P_8_6 + P_8_7 + 2'P_8_8 + 2'P_8_9 + 3'P_8_10 + 3'P_8_11 + 4'P_8_12 + 3'P_8_13 + 3'P_8_14 + 2'P_8_15 + 2'P_8_16 + P_8_17 + P_8_18 + P_9_5 + P_9_6 + 2'P_9_7 + 2'P_9_8 + 3'P_9_9 + 3'P_9_10 + 4'P_9_11 + 4'P_9_12 + 4'P_9_13 + 3'P_9_14 + 3'P_9_15 + 2'P_9_16 + 2'P_9_17 + P_9_18 + P_9_19 + P_10_4 + P_10_5 + 2'P_10_6 + 2'P_10_7 + 3'P_10_8 + 3'P_10_9 + 4'P_10_10 + 4'P_10_11 + 5'P_10_12 + 4'P_10_13 + 4'P_10_14 + 3'P_10_15 + 3'P_10_16 + 2'P_10_17 + 2'P_10_18 + P_10_19 + P_10_20 + P_11_3 + P_11_4 + 2'P_11_5 + 2'P_11_6 + 3'P_11_7 + 3'P_11_8 + 4'P_11_9 + 4'P_11_10 + 5'P_11_11 + 5'P_11_12 + 5'P_11_13 + 4'P_11_14 + 4'P_11_15 + 3'P_11_16 + 3'P_11_17 + 2'P_11_18 + 2'P_11_19 + P_11_20 + P_11_21 + P_12_2 + P_12_3 + 2'P_12_4 + 2'P_12_5 + 3'P_12_6 + 3'P_12_7 + 4'P_12_8 + 4'P_12_9 + 5'P_12_10 + 5'P_12_11 + 6'P_12_12 + 5'P_12_13 + 5'P_12_14 + 4'P_12_15 + 4'P_12_16 + 3'P_12_17 + 3'P_12_18 + 2'P_12_19 + 2'P_12_20 + P_12_21 + P_12_22 + P_13_3 + P_13_4 + 2'P_13_5 + 2'P_13_6 + 3'P_13_7 + 3'P_13_8 + 4'P_13_9 + 4'P_13_10 + 5'P_13_11 + 5'P_13_12 + 5'P_13_13 + 4'P_13_14 + 4'P_13_15 + 3'P_13_16 + 3'P_13_17 + 2'P_13_18 + 2'P_13_19 + P_13_20 + P_13_21 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_13_27 + -1'P_13_28 + P_14_4 + P_14_5 + 2'P_14_6 + 2'P_14_7 + 3'P_14_8 + 3'P_14_9 + 4'P_14_10 + 4'P_14_11 + 5'P_14_12 + 4'P_14_13 + 4'P_14_14 + 3'P_14_15 + 3'P_14_16 + 2'P_14_17 + 2'P_14_18 + P_14_19 + P_14_20 + -1'P_14_23 + -1'P_14_24 + -2'P_14_25 + -2'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_5 + P_15_6 + 2'P_15_7 + 2'P_15_8 + 3'P_15_9 + 3'P_15_10 + 4'P_15_11 + 4'P_15_12 + 4'P_15_13 + 3'P_15_14 + 3'P_15_15 + 2'P_15_16 + 2'P_15_17 + P_15_18 + P_15_19 + -1'P_15_22 + -1'P_15_23 + -2'P_15_24 + -2'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_6 + P_16_7 + 2'P_16_8 + 2'P_16_9 + 3'P_16_10 + 3'P_16_11 + 4'P_16_12 + 3'P_16_13 + 3'P_16_14 + 2'P_16_15 + 2'P_16_16 + P_16_17 + P_16_18 + -1'P_16_21 + -1'P_16_22 + -2'P_16_23 + -2'P_16_24 + -3'P_16_25 + -2'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_7 + P_17_8 + 2'P_17_9 + 2'P_17_10 + 3'P_17_11 + 3'P_17_12 + 3'P_17_13 + 2'P_17_14 + 2'P_17_15 + P_17_16 + P_17_17 + -1'P_17_20 + -1'P_17_21 + -2'P_17_22 + -2'P_17_23 + -3'P_17_24 + -2'P_17_25 + -2'P_17_26 + -1'P_17_27 + -1'P_17_28 + P_18_8 + P_18_9 + 2'P_18_10 + 2'P_18_11 + 3'P_18_12 + 2'P_18_13 + 2'P_18_14 + P_18_15 + P_18_16 + -1'P_18_19 + -1'P_18_20 + -2'P_18_21 + -2'P_18_22 + -3'P_18_23 + -2'P_18_24 + -2'P_18_25 + -1'P_18_26 + -1'P_18_27 + P_19_9 + P_19_10 + 2'P_19_11 + 2'P_19_12 + 2'P_19_13 + P_19_14 + P_19_15 + -1'P_19_18 + -1'P_19_19 + -2'P_19_20 + -2'P_19_21 + -3'P_19_22 + -2'P_19_23 + -2'P_19_24 + -1'P_19_25 + -1'P_19_26 + P_20_10 + P_20_11 + 2'P_20_12 + P_20_13 + P_20_14 + -1'P_20_17 + -1'P_20_18 + -2'P_20_19 + -2'P_20_20 + -3'P_20_21 + -2'P_20_22 + -2'P_20_23 + -1'P_20_24 + -1'P_20_25 + P_21_11 + P_21_12 + P_21_13 + -1'P_21_16 + -1'P_21_17 + -2'P_21_18 + -2'P_21_19 + -3'P_21_20 + -2'P_21_21 + -2'P_21_22 + -1'P_21_23 + -1'P_21_24 + P_22_12 + -1'P_22_15 + -1'P_22_16 + -2'P_22_17 + -2'P_22_18 + -3'P_22_19 + -2'P_22_20 + -2'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_23_14 + -1'P_23_15 + -2'P_23_16 + -2'P_23_17 + -3'P_23_18 + -2'P_23_19 + -2'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_24_13 + -1'P_24_14 + -2'P_24_15 + -2'P_24_16 + -3'P_24_17 + -2'P_24_18 + -2'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_25_13 + -2'P_25_14 + -2'P_25_15 + -3'P_25_16 + -2'P_25_17 + -2'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_26_13 + -2'P_26_14 + -3'P_26_15 + -2'P_26_16 + -2'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'cX_13 + -2'cX_14 + -3'cX_15 + -4'cX_16 + -5'cX_17 + -6'cX_18 + -7'cX_19 + -8'cX_20 + -9'cX_21 + -10'cX_22 + -11'cX_23 + -12'cX_24 + -13'cX_25 + -14'cX_26 + -15'cX_27 + -16'cX_28 + -17'cX_29 + -1'cY_13 + -2'cY_14 + -3'cY_15 + -4'cY_16 + -5'cY_17 + -6'cY_18 + -7'cY_19 + -8'cY_20 + -9'cY_21 + -10'cY_22 + -11'cY_23 + -12'cY_24 + -13'cY_25 + -14'cY_26 + -15'cY_27 + -16'cY_28 + -17'cY_29 + 9'L_0 + 8'L_1 + 8'L_2 + 7'L_3 + 7'L_4 + 6'L_5 + 6'L_6 + 5'L_7 + 5'L_8 + 4'L_9 + 4'L_10 + 3'L_11 + 3'L_12 + 2'L_13 + 2'L_14 + L_15 + L_16 + L_42 + L_43 + 2'L_44 + 2'L_45 + 3'L_46 + 3'L_47 + 4'L_48 + 4'L_49 + 5'L_50 + 5'L_51 + 6'L_52 + 6'L_53 + 7'L_54 + 7'L_55 + 8'L_56 + 8'L_57 + 9'L_58 + R_15 + R_16 + 2'R_17 + 2'R_18 + 3'R_19 + 3'R_20 + 4'R_21 + 4'R_22 + 5'R_23 + 5'R_24 + 6'R_25 + 6'R_26 + 7'R_27 + 7'R_28 + 8'R_29 + 8'R_30 + 9'R_31 + 9'R_32 + 10'R_33 + 10'R_34 + 11'R_35 + 11'R_36 + 12'R_37 + 12'R_38 + 13'R_39 + 13'R_40 + 14'R_41 + 14'R_42 + 16'R_43 + 17'R_44 + 19'R_45 + 20'R_46 + 22'R_47 + 23'R_48 + 24'R_49 + 25'R_50 + 26'R_51 + 27'R_52 + 28'R_53 + 29'R_54 + 30'R_55 + 31'R_56 + 32'R_57 + 33'R_58 + 34'R_59 = 502
invariant :P_27_0 + -1'P_28_2 + -1'P_28_3 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'P_28_27 + -1'P_28_28 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + -1'cX_28 + -1'cX_29 + L_56 + L_57 + L_58 + R_58 + R_59 = 3
invariant :P_0_18 + P_3_18 + P_4_17 + P_4_18 + P_4_19 + P_5_16 + P_5_17 + 2'P_5_18 + P_5_19 + P_5_20 + P_6_15 + P_6_16 + 2'P_6_17 + 2'P_6_18 + 2'P_6_19 + P_6_20 + P_6_21 + P_7_14 + P_7_15 + 2'P_7_16 + 2'P_7_17 + 3'P_7_18 + 2'P_7_19 + 2'P_7_20 + P_7_21 + P_7_22 + P_8_13 + P_8_14 + 2'P_8_15 + 2'P_8_16 + 3'P_8_17 + 3'P_8_18 + 3'P_8_19 + 2'P_8_20 + 2'P_8_21 + P_8_22 + P_8_23 + P_9_12 + P_9_13 + 2'P_9_14 + 2'P_9_15 + 3'P_9_16 + 3'P_9_17 + 4'P_9_18 + 3'P_9_19 + 3'P_9_20 + 2'P_9_21 + 2'P_9_22 + P_9_23 + P_9_24 + P_10_11 + P_10_12 + 2'P_10_13 + 2'P_10_14 + 3'P_10_15 + 3'P_10_16 + 4'P_10_17 + 4'P_10_18 + 4'P_10_19 + 3'P_10_20 + 3'P_10_21 + 2'P_10_22 + 2'P_10_23 + P_10_24 + P_10_25 + P_11_10 + P_11_11 + 2'P_11_12 + 2'P_11_13 + 3'P_11_14 + 3'P_11_15 + 4'P_11_16 + 4'P_11_17 + 5'P_11_18 + 4'P_11_19 + 4'P_11_20 + 3'P_11_21 + 3'P_11_22 + 2'P_11_23 + 2'P_11_24 + P_11_25 + P_11_26 + P_12_9 + P_12_10 + 2'P_12_11 + 2'P_12_12 + 3'P_12_13 + 3'P_12_14 + 4'P_12_15 + 4'P_12_16 + 5'P_12_17 + 5'P_12_18 + 5'P_12_19 + 4'P_12_20 + 4'P_12_21 + 3'P_12_22 + 3'P_12_23 + 2'P_12_24 + 2'P_12_25 + P_12_26 + P_12_27 + P_13_8 + P_13_9 + 2'P_13_10 + 2'P_13_11 + 3'P_13_12 + 3'P_13_13 + 4'P_13_14 + 4'P_13_15 + 5'P_13_16 + 5'P_13_17 + 6'P_13_18 + 5'P_13_19 + 5'P_13_20 + 4'P_13_21 + 4'P_13_22 + 3'P_13_23 + 3'P_13_24 + 2'P_13_25 + 2'P_13_26 + P_13_27 + P_13_28 + P_14_7 + P_14_8 + 2'P_14_9 + 2'P_14_10 + 3'P_14_11 + 3'P_14_12 + 4'P_14_13 + 4'P_14_14 + 5'P_14_15 + 5'P_14_16 + 6'P_14_17 + 6'P_14_18 + 6'P_14_19 + 5'P_14_20 + 5'P_14_21 + 4'P_14_22 + 4'P_14_23 + 3'P_14_24 + 3'P_14_25 + 2'P_14_26 + 2'P_14_27 + P_14_28 + P_15_6 + P_15_7 + 2'P_15_8 + 2'P_15_9 + 3'P_15_10 + 3'P_15_11 + 4'P_15_12 + 4'P_15_13 + 5'P_15_14 + 5'P_15_15 + 6'P_15_16 + 6'P_15_17 + 7'P_15_18 + 6'P_15_19 + 6'P_15_20 + 5'P_15_21 + 5'P_15_22 + 4'P_15_23 + 4'P_15_24 + 3'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_5 + P_16_6 + 2'P_16_7 + 2'P_16_8 + 3'P_16_9 + 3'P_16_10 + 4'P_16_11 + 4'P_16_12 + 5'P_16_13 + 5'P_16_14 + 6'P_16_15 + 6'P_16_16 + 7'P_16_17 + 7'P_16_18 + 7'P_16_19 + 6'P_16_20 + 6'P_16_21 + 5'P_16_22 + 5'P_16_23 + 4'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_4 + P_17_5 + 2'P_17_6 + 2'P_17_7 + 3'P_17_8 + 3'P_17_9 + 4'P_17_10 + 4'P_17_11 + 5'P_17_12 + 5'P_17_13 + 6'P_17_14 + 6'P_17_15 + 7'P_17_16 + 7'P_17_17 + 8'P_17_18 + 7'P_17_19 + 7'P_17_20 + 6'P_17_21 + 6'P_17_22 + 5'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_3 + P_18_4 + 2'P_18_5 + 2'P_18_6 + 3'P_18_7 + 3'P_18_8 + 4'P_18_9 + 4'P_18_10 + 5'P_18_11 + 5'P_18_12 + 6'P_18_13 + 6'P_18_14 + 7'P_18_15 + 7'P_18_16 + 8'P_18_17 + 8'P_18_18 + 8'P_18_19 + 7'P_18_20 + 7'P_18_21 + 6'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_2 + P_19_3 + 2'P_19_4 + 2'P_19_5 + 3'P_19_6 + 3'P_19_7 + 4'P_19_8 + 4'P_19_9 + 5'P_19_10 + 5'P_19_11 + 6'P_19_12 + 6'P_19_13 + 7'P_19_14 + 7'P_19_15 + 8'P_19_16 + 8'P_19_17 + 9'P_19_18 + 8'P_19_19 + 8'P_19_20 + 7'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_3 + P_20_4 + 2'P_20_5 + 2'P_20_6 + 3'P_20_7 + 3'P_20_8 + 4'P_20_9 + 4'P_20_10 + 5'P_20_11 + 5'P_20_12 + 6'P_20_13 + 6'P_20_14 + 7'P_20_15 + 7'P_20_16 + 8'P_20_17 + 8'P_20_18 + 8'P_20_19 + 7'P_20_20 + 7'P_20_21 + 6'P_20_22 + 5'P_20_23 + 4'P_20_24 + 3'P_20_25 + 2'P_20_26 + P_20_27 + P_21_4 + P_21_5 + 2'P_21_6 + 2'P_21_7 + 3'P_21_8 + 3'P_21_9 + 4'P_21_10 + 4'P_21_11 + 5'P_21_12 + 5'P_21_13 + 6'P_21_14 + 6'P_21_15 + 7'P_21_16 + 7'P_21_17 + 8'P_21_18 + 7'P_21_19 + 7'P_21_20 + 6'P_21_21 + 5'P_21_22 + 4'P_21_23 + 3'P_21_24 + 2'P_21_25 + P_21_26 + P_22_5 + P_22_6 + 2'P_22_7 + 2'P_22_8 + 3'P_22_9 + 3'P_22_10 + 4'P_22_11 + 4'P_22_12 + 5'P_22_13 + 5'P_22_14 + 6'P_22_15 + 6'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 6'P_22_20 + 5'P_22_21 + 4'P_22_22 + 3'P_22_23 + 2'P_22_24 + P_22_25 + P_23_6 + P_23_7 + 2'P_23_8 + 2'P_23_9 + 3'P_23_10 + 3'P_23_11 + 4'P_23_12 + 4'P_23_13 + 5'P_23_14 + 5'P_23_15 + 6'P_23_16 + 6'P_23_17 + 7'P_23_18 + 6'P_23_19 + 5'P_23_20 + 4'P_23_21 + 3'P_23_22 + 2'P_23_23 + P_23_24 + P_24_7 + P_24_8 + 2'P_24_9 + 2'P_24_10 + 3'P_24_11 + 3'P_24_12 + 4'P_24_13 + 4'P_24_14 + 5'P_24_15 + 5'P_24_16 + 6'P_24_17 + 6'P_24_18 + 5'P_24_19 + 4'P_24_20 + 3'P_24_21 + 2'P_24_22 + P_24_23 + P_25_8 + P_25_9 + 2'P_25_10 + 2'P_25_11 + 3'P_25_12 + 3'P_25_13 + 4'P_25_14 + 4'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 4'P_25_19 + 3'P_25_20 + 2'P_25_21 + P_25_22 + P_26_9 + P_26_10 + 2'P_26_11 + 2'P_26_12 + 3'P_26_13 + 3'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 3'P_26_19 + 2'P_26_20 + P_26_21 + P_27_10 + P_27_11 + 2'P_27_12 + 2'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 2'P_27_19 + P_27_20 + P_28_11 + P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + P_28_19 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + -1'cX_20 + -2'cX_21 + -3'cX_22 + -4'cX_23 + -5'cX_24 + -6'cX_25 + -7'cX_26 + -8'cX_27 + -9'cX_28 + -10'cX_29 + -1'cY_19 + -2'cY_20 + -3'cY_21 + -4'cY_22 + -5'cY_23 + -6'cY_24 + -7'cY_25 + -8'cY_26 + -9'cY_27 + -10'cY_28 + -11'cY_29 + 6'L_0 + 6'L_1 + 5'L_2 + 5'L_3 + 4'L_4 + 4'L_5 + 3'L_6 + 3'L_7 + 2'L_8 + 2'L_9 + L_10 + L_11 + L_49 + L_50 + 2'L_51 + 2'L_52 + 3'L_53 + 3'L_54 + 4'L_55 + 4'L_56 + 5'L_57 + 5'L_58 + R_22 + R_23 + 2'R_24 + 2'R_25 + 3'R_26 + 3'R_27 + 4'R_28 + 4'R_29 + 5'R_30 + 5'R_31 + 6'R_32 + 6'R_33 + 7'R_34 + 7'R_35 + 8'R_36 + 8'R_37 + 9'R_38 + 9'R_39 + 10'R_40 + 10'R_41 + 11'R_42 + 11'R_43 + 11'R_44 + 11'R_45 + 11'R_46 + 11'R_47 + 11'R_48 + 11'R_49 + 12'R_50 + 13'R_51 + 14'R_52 + 15'R_53 + 16'R_54 + 17'R_55 + 18'R_56 + 19'R_57 + 20'R_58 + 21'R_59 = 314
invariant :P_12_1 + P_12_2 + P_12_3 + P_12_4 + P_12_5 + P_12_6 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_12_27 + P_12_28 + P_13_2 + P_13_3 + P_13_4 + P_13_5 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_13_26 + P_13_27 + P_14_3 + P_14_4 + P_14_5 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_14_25 + P_14_26 + P_15_4 + P_15_5 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_15_25 + P_16_5 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_25_14 + P_25_15 + -1'P_27_14 + -1'P_27_15 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -18
invariant :P_2_15 + P_3_14 + P_3_15 + P_3_16 + P_4_13 + P_4_14 + 2'P_4_15 + P_4_16 + P_4_17 + P_5_12 + P_5_13 + 2'P_5_14 + 2'P_5_15 + 2'P_5_16 + P_5_17 + P_5_18 + P_6_11 + P_6_12 + 2'P_6_13 + 2'P_6_14 + 3'P_6_15 + 2'P_6_16 + 2'P_6_17 + P_6_18 + P_6_19 + P_7_10 + P_7_11 + 2'P_7_12 + 2'P_7_13 + 3'P_7_14 + 3'P_7_15 + 3'P_7_16 + 2'P_7_17 + 2'P_7_18 + P_7_19 + P_7_20 + P_8_9 + P_8_10 + 2'P_8_11 + 2'P_8_12 + 3'P_8_13 + 3'P_8_14 + 4'P_8_15 + 3'P_8_16 + 3'P_8_17 + 2'P_8_18 + 2'P_8_19 + P_8_20 + P_8_21 + P_9_8 + P_9_9 + 2'P_9_10 + 2'P_9_11 + 3'P_9_12 + 3'P_9_13 + 4'P_9_14 + 4'P_9_15 + 4'P_9_16 + 3'P_9_17 + 3'P_9_18 + 2'P_9_19 + 2'P_9_20 + P_9_21 + P_9_22 + P_10_7 + P_10_8 + 2'P_10_9 + 2'P_10_10 + 3'P_10_11 + 3'P_10_12 + 4'P_10_13 + 4'P_10_14 + 5'P_10_15 + 4'P_10_16 + 4'P_10_17 + 3'P_10_18 + 3'P_10_19 + 2'P_10_20 + 2'P_10_21 + P_10_22 + P_10_23 + P_11_6 + P_11_7 + 2'P_11_8 + 2'P_11_9 + 3'P_11_10 + 3'P_11_11 + 4'P_11_12 + 4'P_11_13 + 5'P_11_14 + 5'P_11_15 + 5'P_11_16 + 4'P_11_17 + 4'P_11_18 + 3'P_11_19 + 3'P_11_20 + 2'P_11_21 + 2'P_11_22 + P_11_23 + P_11_24 + P_12_5 + P_12_6 + 2'P_12_7 + 2'P_12_8 + 3'P_12_9 + 3'P_12_10 + 4'P_12_11 + 4'P_12_12 + 5'P_12_13 + 5'P_12_14 + 6'P_12_15 + 5'P_12_16 + 5'P_12_17 + 4'P_12_18 + 4'P_12_19 + 3'P_12_20 + 3'P_12_21 + 2'P_12_22 + 2'P_12_23 + P_12_24 + P_12_25 + P_13_4 + P_13_5 + 2'P_13_6 + 2'P_13_7 + 3'P_13_8 + 3'P_13_9 + 4'P_13_10 + 4'P_13_11 + 5'P_13_12 + 5'P_13_13 + 6'P_13_14 + 6'P_13_15 + 6'P_13_16 + 5'P_13_17 + 5'P_13_18 + 4'P_13_19 + 4'P_13_20 + 3'P_13_21 + 3'P_13_22 + 2'P_13_23 + 2'P_13_24 + P_13_25 + P_13_26 + P_14_3 + P_14_4 + 2'P_14_5 + 2'P_14_6 + 3'P_14_7 + 3'P_14_8 + 4'P_14_9 + 4'P_14_10 + 5'P_14_11 + 5'P_14_12 + 6'P_14_13 + 6'P_14_14 + 7'P_14_15 + 6'P_14_16 + 6'P_14_17 + 5'P_14_18 + 5'P_14_19 + 4'P_14_20 + 4'P_14_21 + 3'P_14_22 + 3'P_14_23 + 2'P_14_24 + 2'P_14_25 + P_14_26 + P_14_27 + P_15_2 + P_15_3 + 2'P_15_4 + 2'P_15_5 + 3'P_15_6 + 3'P_15_7 + 4'P_15_8 + 4'P_15_9 + 5'P_15_10 + 5'P_15_11 + 6'P_15_12 + 6'P_15_13 + 7'P_15_14 + 7'P_15_15 + 7'P_15_16 + 6'P_15_17 + 6'P_15_18 + 5'P_15_19 + 5'P_15_20 + 4'P_15_21 + 4'P_15_22 + 3'P_15_23 + 3'P_15_24 + 2'P_15_25 + 2'P_15_26 + P_15_27 + P_15_28 + P_16_3 + P_16_4 + 2'P_16_5 + 2'P_16_6 + 3'P_16_7 + 3'P_16_8 + 4'P_16_9 + 4'P_16_10 + 5'P_16_11 + 5'P_16_12 + 6'P_16_13 + 6'P_16_14 + 7'P_16_15 + 6'P_16_16 + 6'P_16_17 + 5'P_16_18 + 5'P_16_19 + 4'P_16_20 + 4'P_16_21 + 3'P_16_22 + 3'P_16_23 + 2'P_16_24 + 2'P_16_25 + P_16_26 + P_16_27 + P_17_4 + P_17_5 + 2'P_17_6 + 2'P_17_7 + 3'P_17_8 + 3'P_17_9 + 4'P_17_10 + 4'P_17_11 + 5'P_17_12 + 5'P_17_13 + 6'P_17_14 + 6'P_17_15 + 6'P_17_16 + 5'P_17_17 + 5'P_17_18 + 4'P_17_19 + 4'P_17_20 + 3'P_17_21 + 3'P_17_22 + 2'P_17_23 + 2'P_17_24 + P_17_25 + P_17_26 + P_18_5 + P_18_6 + 2'P_18_7 + 2'P_18_8 + 3'P_18_9 + 3'P_18_10 + 4'P_18_11 + 4'P_18_12 + 5'P_18_13 + 5'P_18_14 + 6'P_18_15 + 5'P_18_16 + 5'P_18_17 + 4'P_18_18 + 4'P_18_19 + 3'P_18_20 + 3'P_18_21 + 2'P_18_22 + 2'P_18_23 + P_18_24 + P_18_25 + P_19_6 + P_19_7 + 2'P_19_8 + 2'P_19_9 + 3'P_19_10 + 3'P_19_11 + 4'P_19_12 + 4'P_19_13 + 5'P_19_14 + 5'P_19_15 + 5'P_19_16 + 4'P_19_17 + 4'P_19_18 + 3'P_19_19 + 3'P_19_20 + 2'P_19_21 + 2'P_19_22 + P_19_23 + P_19_24 + P_20_7 + P_20_8 + 2'P_20_9 + 2'P_20_10 + 3'P_20_11 + 3'P_20_12 + 4'P_20_13 + 4'P_20_14 + 5'P_20_15 + 4'P_20_16 + 4'P_20_17 + 3'P_20_18 + 3'P_20_19 + 2'P_20_20 + 2'P_20_21 + P_20_22 + P_20_23 + P_21_8 + P_21_9 + 2'P_21_10 + 2'P_21_11 + 3'P_21_12 + 3'P_21_13 + 4'P_21_14 + 4'P_21_15 + 4'P_21_16 + 3'P_21_17 + 3'P_21_18 + 2'P_21_19 + 2'P_21_20 + P_21_21 + P_21_22 + P_22_9 + P_22_10 + 2'P_22_11 + 2'P_22_12 + 3'P_22_13 + 3'P_22_14 + 4'P_22_15 + 3'P_22_16 + 3'P_22_17 + 2'P_22_18 + 2'P_22_19 + P_22_20 + P_22_21 + P_23_10 + P_23_11 + 2'P_23_12 + 2'P_23_13 + 3'P_23_14 + 3'P_23_15 + 3'P_23_16 + 2'P_23_17 + 2'P_23_18 + P_23_19 + P_23_20 + P_24_11 + P_24_12 + 2'P_24_13 + 2'P_24_14 + 3'P_24_15 + 2'P_24_16 + 2'P_24_17 + P_24_18 + P_24_19 + P_25_12 + P_25_13 + 2'P_25_14 + 2'P_25_15 + 2'P_25_16 + P_25_17 + P_25_18 + P_26_13 + P_26_14 + 2'P_26_15 + P_26_16 + P_26_17 + P_27_14 + P_27_15 + P_27_16 + P_28_15 + -1'cX_16 + -2'cX_17 + -3'cX_18 + -4'cX_19 + -5'cX_20 + -6'cX_21 + -7'cX_22 + -8'cX_23 + -9'cX_24 + -10'cX_25 + -11'cX_26 + -12'cX_27 + -13'cX_28 + -14'cX_29 + -1'cY_16 + -2'cY_17 + -3'cY_18 + -4'cY_19 + -5'cY_20 + -6'cY_21 + -7'cY_22 + -8'cY_23 + -9'cY_24 + -10'cY_25 + -11'cY_26 + -12'cY_27 + -13'cY_28 + -14'cY_29 + 7'L_0 + 7'L_1 + 6'L_2 + 6'L_3 + 5'L_4 + 5'L_5 + 4'L_6 + 4'L_7 + 3'L_8 + 3'L_9 + 2'L_10 + 2'L_11 + L_12 + L_13 + L_45 + L_46 + 2'L_47 + 2'L_48 + 3'L_49 + 3'L_50 + 4'L_51 + 4'L_52 + 5'L_53 + 5'L_54 + 6'L_55 + 6'L_56 + 7'L_57 + 7'L_58 + R_18 + R_19 + 2'R_20 + 2'R_21 + 3'R_22 + 3'R_23 + 4'R_24 + 4'R_25 + 5'R_26 + 5'R_27 + 6'R_28 + 6'R_29 + 7'R_30 + 7'R_31 + 8'R_32 + 8'R_33 + 9'R_34 + 9'R_35 + 10'R_36 + 10'R_37 + 11'R_38 + 11'R_39 + 12'R_40 + 12'R_41 + 13'R_42 + 13'R_43 + 14'R_44 + 14'R_45 + 15'R_46 + 16'R_47 + 17'R_48 + 18'R_49 + 19'R_50 + 20'R_51 + 21'R_52 + 22'R_53 + 23'R_54 + 24'R_55 + 25'R_56 + 26'R_57 + 27'R_58 + 28'R_59 = 413
invariant :P_3_0 + -1'P_4_2 + -1'P_4_3 + -1'P_4_4 + -1'P_4_5 + -1'P_4_6 + -1'P_4_7 + -1'P_4_8 + -1'P_4_9 + -1'P_4_10 + -1'P_4_11 + -1'P_4_12 + -1'P_4_13 + -1'P_4_14 + -1'P_4_15 + -1'P_4_16 + -1'P_4_17 + -1'P_4_18 + -1'P_4_19 + -1'P_4_20 + -1'P_4_21 + -1'P_4_22 + -1'P_4_23 + -1'P_4_24 + -1'P_4_25 + -1'P_4_26 + -1'P_4_27 + -1'P_4_28 + -1'P_5_3 + -1'P_5_4 + -1'P_5_5 + -1'P_5_6 + -1'P_5_7 + -1'P_5_8 + -1'P_5_9 + -1'P_5_10 + -1'P_5_11 + -1'P_5_12 + -1'P_5_13 + -1'P_5_14 + -1'P_5_15 + -1'P_5_16 + -1'P_5_17 + -1'P_5_18 + -1'P_5_19 + -1'P_5_20 + -1'P_5_21 + -1'P_5_22 + -1'P_5_23 + -1'P_5_24 + -1'P_5_25 + -1'P_5_26 + -1'P_5_27 + -1'P_6_4 + -1'P_6_5 + -1'P_6_6 + -1'P_6_7 + -1'P_6_8 + -1'P_6_9 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_6_26 + -1'P_7_5 + -1'P_7_6 + -1'P_7_7 + -1'P_7_8 + -1'P_7_9 + -1'P_7_10 + -1'P_7_11 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_7_25 + -1'P_8_6 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_9_7 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_17_15 + P_18_15 + P_19_14 + P_19_15 + P_19_16 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + -1'cX_4 + -1'cX_5 + -1'cX_6 + -1'cX_7 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_32 + L_33 + L_34 + L_35 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_34 + R_35 + R_36 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 27
invariant :cX_2 + 3'cX_3 + 6'cX_4 + 10'cX_5 + 15'cX_6 + 21'cX_7 + 28'cX_8 + 36'cX_9 + 45'cX_10 + 55'cX_11 + 66'cX_12 + 78'cX_13 + 91'cX_14 + 105'cX_15 + 120'cX_16 + 136'cX_17 + 153'cX_18 + 171'cX_19 + 190'cX_20 + 210'cX_21 + 231'cX_22 + 253'cX_23 + 276'cX_24 + 300'cX_25 + 325'cX_26 + 351'cX_27 + 378'cX_28 + 406'cX_29 + cY_2 + 3'cY_3 + 6'cY_4 + 10'cY_5 + 15'cY_6 + 21'cY_7 + 28'cY_8 + 36'cY_9 + 45'cY_10 + 55'cY_11 + 66'cY_12 + 78'cY_13 + 91'cY_14 + 105'cY_15 + 120'cY_16 + 136'cY_17 + 153'cY_18 + 171'cY_19 + 190'cY_20 + 210'cY_21 + 231'cY_22 + 253'cY_23 + 276'cY_24 + 300'cY_25 + 325'cY_26 + 351'cY_27 + 378'cY_28 + 406'cY_29 + -210'L_0 + -196'L_1 + -182'L_2 + -169'L_3 + -156'L_4 + -144'L_5 + -132'L_6 + -121'L_7 + -110'L_8 + -100'L_9 + -90'L_10 + -81'L_11 + -72'L_12 + -64'L_13 + -56'L_14 + -49'L_15 + -42'L_16 + -36'L_17 + -30'L_18 + -25'L_19 + -20'L_20 + -16'L_21 + -12'L_22 + -9'L_23 + -6'L_24 + -4'L_25 + -2'L_26 + -1'L_27 + -1'L_31 + -2'L_32 + -4'L_33 + -6'L_34 + -9'L_35 + -12'L_36 + -16'L_37 + -20'L_38 + -25'L_39 + -30'L_40 + -36'L_41 + -42'L_42 + -49'L_43 + -56'L_44 + -64'L_45 + -72'L_46 + -81'L_47 + -90'L_48 + -100'L_49 + -110'L_50 + -121'L_51 + -132'L_52 + -144'L_53 + -156'L_54 + -169'L_55 + -182'L_56 + -196'L_57 + -210'L_58 + -1'R_4 + -2'R_5 + -4'R_6 + -6'R_7 + -9'R_8 + -12'R_9 + -16'R_10 + -20'R_11 + -25'R_12 + -30'R_13 + -36'R_14 + -42'R_15 + -49'R_16 + -56'R_17 + -64'R_18 + -72'R_19 + -81'R_20 + -90'R_21 + -100'R_22 + -110'R_23 + -121'R_24 + -132'R_25 + -144'R_26 + -156'R_27 + -169'R_28 + -182'R_29 + -196'R_30 + -210'R_31 + -225'R_32 + -240'R_33 + -256'R_34 + -272'R_35 + -289'R_36 + -306'R_37 + -324'R_38 + -342'R_39 + -361'R_40 + -380'R_41 + -400'R_42 + -420'R_43 + -441'R_44 + -462'R_45 + -484'R_46 + -506'R_47 + -529'R_48 + -552'R_49 + -576'R_50 + -600'R_51 + -625'R_52 + -650'R_53 + -676'R_54 + -702'R_55 + -729'R_56 + -756'R_57 + -784'R_58 + -812'R_59 = -11984
invariant :P_0_28 + P_3_28 + P_4_27 + P_4_28 + P_5_26 + P_5_27 + P_5_28 + P_6_25 + P_6_26 + P_6_27 + P_6_28 + P_7_24 + P_7_25 + P_7_26 + P_7_27 + P_7_28 + P_8_23 + P_8_24 + P_8_25 + P_8_26 + P_8_27 + P_8_28 + P_9_22 + P_9_23 + P_9_24 + P_9_25 + P_9_26 + P_9_27 + P_9_28 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_10_25 + P_10_26 + P_10_27 + P_10_28 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_11_26 + P_11_27 + P_11_28 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_12_27 + P_12_28 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_13_26 + P_13_27 + P_13_28 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_14_25 + P_14_26 + P_14_27 + P_14_28 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_15_25 + P_15_26 + P_15_27 + P_15_28 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_16_26 + P_16_27 + P_16_28 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_17_26 + P_17_27 + P_17_28 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_18_26 + P_18_27 + P_18_28 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_19_26 + P_19_27 + P_19_28 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_20_26 + P_20_27 + P_20_28 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_21_26 + P_21_27 + P_21_28 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_22_26 + P_22_27 + P_22_28 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_23_25 + P_23_26 + P_23_27 + P_23_28 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_24_25 + P_24_26 + P_24_27 + P_24_28 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_25_26 + P_25_27 + P_25_28 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_26_26 + P_26_27 + P_26_28 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_27_26 + P_27_27 + P_27_28 + P_28_3 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_28_27 + P_28_28 + P_29_2 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + P_29_28 + -1'cY_29 + L_0 + L_1 + R_32 + R_33 + R_34 + R_35 + R_36 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 29
invariant :cX_0 + cX_3 + 3'cX_4 + 6'cX_5 + 10'cX_6 + 15'cX_7 + 21'cX_8 + 28'cX_9 + 36'cX_10 + 45'cX_11 + 55'cX_12 + 66'cX_13 + 78'cX_14 + 91'cX_15 + 105'cX_16 + 120'cX_17 + 136'cX_18 + 153'cX_19 + 171'cX_20 + 190'cX_21 + 210'cX_22 + 231'cX_23 + 253'cX_24 + 276'cX_25 + 300'cX_26 + 325'cX_27 + 351'cX_28 + 378'cX_29 + cY_2 + 3'cY_3 + 6'cY_4 + 10'cY_5 + 15'cY_6 + 21'cY_7 + 28'cY_8 + 36'cY_9 + 45'cY_10 + 55'cY_11 + 66'cY_12 + 78'cY_13 + 91'cY_14 + 105'cY_15 + 120'cY_16 + 136'cY_17 + 153'cY_18 + 171'cY_19 + 190'cY_20 + 210'cY_21 + 231'cY_22 + 253'cY_23 + 276'cY_24 + 300'cY_25 + 325'cY_26 + 351'cY_27 + 378'cY_28 + 406'cY_29 + -224'L_0 + -210'L_1 + -195'L_2 + -182'L_3 + -168'L_4 + -156'L_5 + -143'L_6 + -132'L_7 + -120'L_8 + -110'L_9 + -99'L_10 + -90'L_11 + -80'L_12 + -72'L_13 + -63'L_14 + -56'L_15 + -48'L_16 + -42'L_17 + -35'L_18 + -30'L_19 + -24'L_20 + -20'L_21 + -15'L_22 + -12'L_23 + -8'L_24 + -6'L_25 + -3'L_26 + -2'L_27 + L_30 + -2'L_33 + -3'L_34 + -6'L_35 + -8'L_36 + -12'L_37 + -15'L_38 + -20'L_39 + -24'L_40 + -30'L_41 + -35'L_42 + -42'L_43 + -48'L_44 + -56'L_45 + -63'L_46 + -72'L_47 + -80'L_48 + -90'L_49 + -99'L_50 + -110'L_51 + -120'L_52 + -132'L_53 + -143'L_54 + -156'L_55 + -168'L_56 + -182'L_57 + -195'L_58 + -1'R_1 + -1'R_2 + -1'R_4 + -1'R_5 + -3'R_6 + -4'R_7 + -7'R_8 + -9'R_9 + -13'R_10 + -16'R_11 + -21'R_12 + -25'R_13 + -31'R_14 + -36'R_15 + -43'R_16 + -49'R_17 + -57'R_18 + -64'R_19 + -73'R_20 + -81'R_21 + -91'R_22 + -100'R_23 + -111'R_24 + -121'R_25 + -133'R_26 + -144'R_27 + -157'R_28 + -169'R_29 + -183'R_30 + -196'R_31 + -211'R_32 + -225'R_33 + -241'R_34 + -256'R_35 + -273'R_36 + -289'R_37 + -307'R_38 + -324'R_39 + -343'R_40 + -361'R_41 + -381'R_42 + -400'R_43 + -421'R_44 + -441'R_45 + -463'R_46 + -484'R_47 + -507'R_48 + -529'R_49 + -553'R_50 + -576'R_51 + -601'R_52 + -625'R_53 + -651'R_54 + -676'R_55 + -703'R_56 + -729'R_57 + -757'R_58 + -784'R_59 = -11592
invariant :P_0_21 + P_3_21 + P_4_20 + P_4_21 + P_4_22 + P_5_19 + P_5_20 + 2'P_5_21 + P_5_22 + P_5_23 + P_6_18 + P_6_19 + 2'P_6_20 + 2'P_6_21 + 2'P_6_22 + P_6_23 + P_6_24 + P_7_17 + P_7_18 + 2'P_7_19 + 2'P_7_20 + 3'P_7_21 + 2'P_7_22 + 2'P_7_23 + P_7_24 + P_7_25 + P_8_16 + P_8_17 + 2'P_8_18 + 2'P_8_19 + 3'P_8_20 + 3'P_8_21 + 3'P_8_22 + 2'P_8_23 + 2'P_8_24 + P_8_25 + P_8_26 + P_9_15 + P_9_16 + 2'P_9_17 + 2'P_9_18 + 3'P_9_19 + 3'P_9_20 + 4'P_9_21 + 3'P_9_22 + 3'P_9_23 + 2'P_9_24 + 2'P_9_25 + P_9_26 + P_9_27 + P_10_14 + P_10_15 + 2'P_10_16 + 2'P_10_17 + 3'P_10_18 + 3'P_10_19 + 4'P_10_20 + 4'P_10_21 + 4'P_10_22 + 3'P_10_23 + 3'P_10_24 + 2'P_10_25 + 2'P_10_26 + P_10_27 + P_10_28 + P_11_13 + P_11_14 + 2'P_11_15 + 2'P_11_16 + 3'P_11_17 + 3'P_11_18 + 4'P_11_19 + 4'P_11_20 + 5'P_11_21 + 4'P_11_22 + 4'P_11_23 + 3'P_11_24 + 3'P_11_25 + 2'P_11_26 + 2'P_11_27 + P_11_28 + P_12_12 + P_12_13 + 2'P_12_14 + 2'P_12_15 + 3'P_12_16 + 3'P_12_17 + 4'P_12_18 + 4'P_12_19 + 5'P_12_20 + 5'P_12_21 + 5'P_12_22 + 4'P_12_23 + 4'P_12_24 + 3'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_11 + P_13_12 + 2'P_13_13 + 2'P_13_14 + 3'P_13_15 + 3'P_13_16 + 4'P_13_17 + 4'P_13_18 + 5'P_13_19 + 5'P_13_20 + 6'P_13_21 + 5'P_13_22 + 5'P_13_23 + 4'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_10 + P_14_11 + 2'P_14_12 + 2'P_14_13 + 3'P_14_14 + 3'P_14_15 + 4'P_14_16 + 4'P_14_17 + 5'P_14_18 + 5'P_14_19 + 6'P_14_20 + 6'P_14_21 + 6'P_14_22 + 5'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_9 + P_15_10 + 2'P_15_11 + 2'P_15_12 + 3'P_15_13 + 3'P_15_14 + 4'P_15_15 + 4'P_15_16 + 5'P_15_17 + 5'P_15_18 + 6'P_15_19 + 6'P_15_20 + 7'P_15_21 + 6'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_8 + P_16_9 + 2'P_16_10 + 2'P_16_11 + 3'P_16_12 + 3'P_16_13 + 4'P_16_14 + 4'P_16_15 + 5'P_16_16 + 5'P_16_17 + 6'P_16_18 + 6'P_16_19 + 7'P_16_20 + 7'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_7 + P_17_8 + 2'P_17_9 + 2'P_17_10 + 3'P_17_11 + 3'P_17_12 + 4'P_17_13 + 4'P_17_14 + 5'P_17_15 + 5'P_17_16 + 6'P_17_17 + 6'P_17_18 + 7'P_17_19 + 7'P_17_20 + 8'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_6 + P_18_7 + 2'P_18_8 + 2'P_18_9 + 3'P_18_10 + 3'P_18_11 + 4'P_18_12 + 4'P_18_13 + 5'P_18_14 + 5'P_18_15 + 6'P_18_16 + 6'P_18_17 + 7'P_18_18 + 7'P_18_19 + 8'P_18_20 + 8'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_5 + P_19_6 + 2'P_19_7 + 2'P_19_8 + 3'P_19_9 + 3'P_19_10 + 4'P_19_11 + 4'P_19_12 + 5'P_19_13 + 5'P_19_14 + 6'P_19_15 + 6'P_19_16 + 7'P_19_17 + 7'P_19_18 + 8'P_19_19 + 8'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_4 + P_20_5 + 2'P_20_6 + 2'P_20_7 + 3'P_20_8 + 3'P_20_9 + 4'P_20_10 + 4'P_20_11 + 5'P_20_12 + 5'P_20_13 + 6'P_20_14 + 6'P_20_15 + 7'P_20_16 + 7'P_20_17 + 8'P_20_18 + 8'P_20_19 + 8'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_3 + P_21_4 + 2'P_21_5 + 2'P_21_6 + 3'P_21_7 + 3'P_21_8 + 4'P_21_9 + 4'P_21_10 + 5'P_21_11 + 5'P_21_12 + 6'P_21_13 + 6'P_21_14 + 7'P_21_15 + 7'P_21_16 + 8'P_21_17 + 8'P_21_18 + 8'P_21_19 + 8'P_21_20 + 8'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_2 + P_22_3 + 2'P_22_4 + 2'P_22_5 + 3'P_22_6 + 3'P_22_7 + 4'P_22_8 + 4'P_22_9 + 5'P_22_10 + 5'P_22_11 + 6'P_22_12 + 6'P_22_13 + 7'P_22_14 + 7'P_22_15 + 8'P_22_16 + 8'P_22_17 + 8'P_22_18 + 8'P_22_19 + 8'P_22_20 + 8'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_3 + P_23_4 + 2'P_23_5 + 2'P_23_6 + 3'P_23_7 + 3'P_23_8 + 4'P_23_9 + 4'P_23_10 + 5'P_23_11 + 5'P_23_12 + 6'P_23_13 + 6'P_23_14 + 7'P_23_15 + 7'P_23_16 + 7'P_23_17 + 7'P_23_18 + 7'P_23_19 + 7'P_23_20 + 7'P_23_21 + 6'P_23_22 + 5'P_23_23 + 4'P_23_24 + 3'P_23_25 + 2'P_23_26 + P_23_27 + P_24_4 + P_24_5 + 2'P_24_6 + 2'P_24_7 + 3'P_24_8 + 3'P_24_9 + 4'P_24_10 + 4'P_24_11 + 5'P_24_12 + 5'P_24_13 + 6'P_24_14 + 6'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 6'P_24_20 + 6'P_24_21 + 5'P_24_22 + 4'P_24_23 + 3'P_24_24 + 2'P_24_25 + P_24_26 + P_25_5 + P_25_6 + 2'P_25_7 + 2'P_25_8 + 3'P_25_9 + 3'P_25_10 + 4'P_25_11 + 4'P_25_12 + 5'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 5'P_25_21 + 4'P_25_22 + 3'P_25_23 + 2'P_25_24 + P_25_25 + P_26_6 + P_26_7 + 2'P_26_8 + 2'P_26_9 + 3'P_26_10 + 3'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 3'P_26_22 + 2'P_26_23 + P_26_24 + P_27_7 + P_27_8 + 2'P_27_9 + 2'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 2'P_27_22 + P_27_23 + P_28_8 + P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + P_28_22 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + -1'cX_23 + -2'cX_24 + -3'cX_25 + -4'cX_26 + -5'cX_27 + -6'cX_28 + -7'cX_29 + -1'cY_22 + -2'cY_23 + -3'cY_24 + -4'cY_25 + -5'cY_26 + -6'cY_27 + -7'cY_28 + -8'cY_29 + 5'L_0 + 4'L_1 + 4'L_2 + 3'L_3 + 3'L_4 + 2'L_5 + 2'L_6 + L_7 + L_8 + L_52 + L_53 + 2'L_54 + 2'L_55 + 3'L_56 + 3'L_57 + 4'L_58 + R_25 + R_26 + 2'R_27 + 2'R_28 + 3'R_29 + 3'R_30 + 4'R_31 + 4'R_32 + 5'R_33 + 5'R_34 + 6'R_35 + 6'R_36 + 7'R_37 + 7'R_38 + 8'R_39 + 8'R_40 + 8'R_41 + 8'R_42 + 8'R_43 + 8'R_44 + 8'R_45 + 8'R_46 + 8'R_47 + 8'R_48 + 8'R_49 + 8'R_50 + 8'R_51 + 8'R_52 + 9'R_53 + 10'R_54 + 11'R_55 + 12'R_56 + 13'R_57 + 14'R_58 + 15'R_59 = 229
invariant :P_2_19 + P_3_18 + P_3_19 + P_3_20 + P_4_17 + P_4_18 + 2'P_4_19 + P_4_20 + P_4_21 + P_5_16 + P_5_17 + 2'P_5_18 + 2'P_5_19 + 2'P_5_20 + P_5_21 + P_5_22 + P_6_15 + P_6_16 + 2'P_6_17 + 2'P_6_18 + 3'P_6_19 + 2'P_6_20 + 2'P_6_21 + P_6_22 + P_6_23 + P_7_14 + P_7_15 + 2'P_7_16 + 2'P_7_17 + 3'P_7_18 + 3'P_7_19 + 3'P_7_20 + 2'P_7_21 + 2'P_7_22 + P_7_23 + P_7_24 + P_8_13 + P_8_14 + 2'P_8_15 + 2'P_8_16 + 3'P_8_17 + 3'P_8_18 + 4'P_8_19 + 3'P_8_20 + 3'P_8_21 + 2'P_8_22 + 2'P_8_23 + P_8_24 + P_8_25 + P_9_12 + P_9_13 + 2'P_9_14 + 2'P_9_15 + 3'P_9_16 + 3'P_9_17 + 4'P_9_18 + 4'P_9_19 + 4'P_9_20 + 3'P_9_21 + 3'P_9_22 + 2'P_9_23 + 2'P_9_24 + P_9_25 + P_9_26 + P_10_11 + P_10_12 + 2'P_10_13 + 2'P_10_14 + 3'P_10_15 + 3'P_10_16 + 4'P_10_17 + 4'P_10_18 + 5'P_10_19 + 4'P_10_20 + 4'P_10_21 + 3'P_10_22 + 3'P_10_23 + 2'P_10_24 + 2'P_10_25 + P_10_26 + P_10_27 + P_11_10 + P_11_11 + 2'P_11_12 + 2'P_11_13 + 3'P_11_14 + 3'P_11_15 + 4'P_11_16 + 4'P_11_17 + 5'P_11_18 + 5'P_11_19 + 5'P_11_20 + 4'P_11_21 + 4'P_11_22 + 3'P_11_23 + 3'P_11_24 + 2'P_11_25 + 2'P_11_26 + P_11_27 + P_11_28 + P_12_9 + P_12_10 + 2'P_12_11 + 2'P_12_12 + 3'P_12_13 + 3'P_12_14 + 4'P_12_15 + 4'P_12_16 + 5'P_12_17 + 5'P_12_18 + 6'P_12_19 + 5'P_12_20 + 5'P_12_21 + 4'P_12_22 + 4'P_12_23 + 3'P_12_24 + 3'P_12_25 + 2'P_12_26 + 2'P_12_27 + P_12_28 + P_13_8 + P_13_9 + 2'P_13_10 + 2'P_13_11 + 3'P_13_12 + 3'P_13_13 + 4'P_13_14 + 4'P_13_15 + 5'P_13_16 + 5'P_13_17 + 6'P_13_18 + 6'P_13_19 + 6'P_13_20 + 5'P_13_21 + 5'P_13_22 + 4'P_13_23 + 4'P_13_24 + 3'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_7 + P_14_8 + 2'P_14_9 + 2'P_14_10 + 3'P_14_11 + 3'P_14_12 + 4'P_14_13 + 4'P_14_14 + 5'P_14_15 + 5'P_14_16 + 6'P_14_17 + 6'P_14_18 + 7'P_14_19 + 6'P_14_20 + 6'P_14_21 + 5'P_14_22 + 5'P_14_23 + 4'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_6 + P_15_7 + 2'P_15_8 + 2'P_15_9 + 3'P_15_10 + 3'P_15_11 + 4'P_15_12 + 4'P_15_13 + 5'P_15_14 + 5'P_15_15 + 6'P_15_16 + 6'P_15_17 + 7'P_15_18 + 7'P_15_19 + 7'P_15_20 + 6'P_15_21 + 6'P_15_22 + 5'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_5 + P_16_6 + 2'P_16_7 + 2'P_16_8 + 3'P_16_9 + 3'P_16_10 + 4'P_16_11 + 4'P_16_12 + 5'P_16_13 + 5'P_16_14 + 6'P_16_15 + 6'P_16_16 + 7'P_16_17 + 7'P_16_18 + 8'P_16_19 + 7'P_16_20 + 7'P_16_21 + 6'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_4 + P_17_5 + 2'P_17_6 + 2'P_17_7 + 3'P_17_8 + 3'P_17_9 + 4'P_17_10 + 4'P_17_11 + 5'P_17_12 + 5'P_17_13 + 6'P_17_14 + 6'P_17_15 + 7'P_17_16 + 7'P_17_17 + 8'P_17_18 + 8'P_17_19 + 8'P_17_20 + 7'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_3 + P_18_4 + 2'P_18_5 + 2'P_18_6 + 3'P_18_7 + 3'P_18_8 + 4'P_18_9 + 4'P_18_10 + 5'P_18_11 + 5'P_18_12 + 6'P_18_13 + 6'P_18_14 + 7'P_18_15 + 7'P_18_16 + 8'P_18_17 + 8'P_18_18 + 9'P_18_19 + 8'P_18_20 + 8'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_2 + P_19_3 + 2'P_19_4 + 2'P_19_5 + 3'P_19_6 + 3'P_19_7 + 4'P_19_8 + 4'P_19_9 + 5'P_19_10 + 5'P_19_11 + 6'P_19_12 + 6'P_19_13 + 7'P_19_14 + 7'P_19_15 + 8'P_19_16 + 8'P_19_17 + 9'P_19_18 + 9'P_19_19 + 9'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_3 + P_20_4 + 2'P_20_5 + 2'P_20_6 + 3'P_20_7 + 3'P_20_8 + 4'P_20_9 + 4'P_20_10 + 5'P_20_11 + 5'P_20_12 + 6'P_20_13 + 6'P_20_14 + 7'P_20_15 + 7'P_20_16 + 8'P_20_17 + 8'P_20_18 + 9'P_20_19 + 8'P_20_20 + 7'P_20_21 + 6'P_20_22 + 5'P_20_23 + 4'P_20_24 + 3'P_20_25 + 2'P_20_26 + P_20_27 + P_21_4 + P_21_5 + 2'P_21_6 + 2'P_21_7 + 3'P_21_8 + 3'P_21_9 + 4'P_21_10 + 4'P_21_11 + 5'P_21_12 + 5'P_21_13 + 6'P_21_14 + 6'P_21_15 + 7'P_21_16 + 7'P_21_17 + 8'P_21_18 + 8'P_21_19 + 7'P_21_20 + 6'P_21_21 + 5'P_21_22 + 4'P_21_23 + 3'P_21_24 + 2'P_21_25 + P_21_26 + P_22_5 + P_22_6 + 2'P_22_7 + 2'P_22_8 + 3'P_22_9 + 3'P_22_10 + 4'P_22_11 + 4'P_22_12 + 5'P_22_13 + 5'P_22_14 + 6'P_22_15 + 6'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 6'P_22_20 + 5'P_22_21 + 4'P_22_22 + 3'P_22_23 + 2'P_22_24 + P_22_25 + P_23_6 + P_23_7 + 2'P_23_8 + 2'P_23_9 + 3'P_23_10 + 3'P_23_11 + 4'P_23_12 + 4'P_23_13 + 5'P_23_14 + 5'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 5'P_23_20 + 4'P_23_21 + 3'P_23_22 + 2'P_23_23 + P_23_24 + P_24_7 + P_24_8 + 2'P_24_9 + 2'P_24_10 + 3'P_24_11 + 3'P_24_12 + 4'P_24_13 + 4'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 4'P_24_20 + 3'P_24_21 + 2'P_24_22 + P_24_23 + P_25_8 + P_25_9 + 2'P_25_10 + 2'P_25_11 + 3'P_25_12 + 3'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 3'P_25_20 + 2'P_25_21 + P_25_22 + P_26_9 + P_26_10 + 2'P_26_11 + 2'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 2'P_26_20 + P_26_21 + P_27_10 + P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + P_27_20 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + -1'cX_20 + -2'cX_21 + -3'cX_22 + -4'cX_23 + -5'cX_24 + -6'cX_25 + -7'cX_26 + -8'cX_27 + -9'cX_28 + -10'cX_29 + -1'cY_20 + -2'cY_21 + -3'cY_22 + -4'cY_23 + -5'cY_24 + -6'cY_25 + -7'cY_26 + -8'cY_27 + -9'cY_28 + -10'cY_29 + 5'L_0 + 5'L_1 + 4'L_2 + 4'L_3 + 3'L_4 + 3'L_5 + 2'L_6 + 2'L_7 + L_8 + L_9 + L_49 + L_50 + 2'L_51 + 2'L_52 + 3'L_53 + 3'L_54 + 4'L_55 + 4'L_56 + 5'L_57 + 5'L_58 + R_22 + R_23 + 2'R_24 + 2'R_25 + 3'R_26 + 3'R_27 + 4'R_28 + 4'R_29 + 5'R_30 + 5'R_31 + 6'R_32 + 6'R_33 + 7'R_34 + 7'R_35 + 8'R_36 + 8'R_37 + 9'R_38 + 9'R_39 + 10'R_40 + 10'R_41 + 10'R_42 + 10'R_43 + 10'R_44 + 10'R_45 + 10'R_46 + 10'R_47 + 10'R_48 + 10'R_49 + 11'R_50 + 12'R_51 + 13'R_52 + 14'R_53 + 15'R_54 + 16'R_55 + 17'R_56 + 18'R_57 + 19'R_58 + 20'R_59 = 295
invariant :P_0_5 + P_3_5 + P_4_4 + P_4_5 + P_4_6 + P_5_3 + P_5_4 + 2'P_5_5 + P_5_6 + P_5_7 + P_6_2 + P_6_3 + 2'P_6_4 + 2'P_6_5 + 2'P_6_6 + P_6_7 + P_6_8 + P_7_3 + P_7_4 + 2'P_7_5 + P_7_6 + P_7_7 + -1'P_7_10 + -1'P_7_11 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_7_25 + -1'P_7_26 + -1'P_7_27 + -1'P_7_28 + P_8_4 + P_8_5 + P_8_6 + -1'P_8_9 + -1'P_8_10 + -2'P_8_11 + -2'P_8_12 + -2'P_8_13 + -2'P_8_14 + -2'P_8_15 + -2'P_8_16 + -2'P_8_17 + -2'P_8_18 + -2'P_8_19 + -2'P_8_20 + -2'P_8_21 + -2'P_8_22 + -2'P_8_23 + -2'P_8_24 + -2'P_8_25 + -2'P_8_26 + -2'P_8_27 + -1'P_8_28 + P_9_5 + -1'P_9_8 + -1'P_9_9 + -2'P_9_10 + -2'P_9_11 + -3'P_9_12 + -3'P_9_13 + -3'P_9_14 + -3'P_9_15 + -3'P_9_16 + -3'P_9_17 + -3'P_9_18 + -3'P_9_19 + -3'P_9_20 + -3'P_9_21 + -3'P_9_22 + -3'P_9_23 + -3'P_9_24 + -3'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_7 + -1'P_10_8 + -2'P_10_9 + -2'P_10_10 + -3'P_10_11 + -3'P_10_12 + -4'P_10_13 + -4'P_10_14 + -4'P_10_15 + -4'P_10_16 + -4'P_10_17 + -4'P_10_18 + -4'P_10_19 + -4'P_10_20 + -4'P_10_21 + -4'P_10_22 + -4'P_10_23 + -4'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_6 + -1'P_11_7 + -2'P_11_8 + -2'P_11_9 + -3'P_11_10 + -3'P_11_11 + -4'P_11_12 + -4'P_11_13 + -5'P_11_14 + -5'P_11_15 + -5'P_11_16 + -5'P_11_17 + -5'P_11_18 + -5'P_11_19 + -5'P_11_20 + -5'P_11_21 + -5'P_11_22 + -5'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_6 + -2'P_12_7 + -2'P_12_8 + -3'P_12_9 + -3'P_12_10 + -4'P_12_11 + -4'P_12_12 + -5'P_12_13 + -5'P_12_14 + -6'P_12_15 + -6'P_12_16 + -6'P_12_17 + -6'P_12_18 + -6'P_12_19 + -6'P_12_20 + -6'P_12_21 + -6'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_6 + -2'P_13_7 + -3'P_13_8 + -3'P_13_9 + -4'P_13_10 + -4'P_13_11 + -5'P_13_12 + -5'P_13_13 + -6'P_13_14 + -6'P_13_15 + -7'P_13_16 + -7'P_13_17 + -7'P_13_18 + -7'P_13_19 + -7'P_13_20 + -7'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_6 + -2'P_14_7 + -3'P_14_8 + -4'P_14_9 + -4'P_14_10 + -5'P_14_11 + -5'P_14_12 + -6'P_14_13 + -6'P_14_14 + -7'P_14_15 + -7'P_14_16 + -8'P_14_17 + -8'P_14_18 + -8'P_14_19 + -8'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_6 + -2'P_15_7 + -3'P_15_8 + -4'P_15_9 + -5'P_15_10 + -5'P_15_11 + -6'P_15_12 + -6'P_15_13 + -7'P_15_14 + -7'P_15_15 + -8'P_15_16 + -8'P_15_17 + -9'P_15_18 + -9'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_6 + -2'P_16_7 + -3'P_16_8 + -4'P_16_9 + -5'P_16_10 + -6'P_16_11 + -6'P_16_12 + -7'P_16_13 + -7'P_16_14 + -8'P_16_15 + -8'P_16_16 + -9'P_16_17 + -9'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_6 + -2'P_17_7 + -3'P_17_8 + -4'P_17_9 + -5'P_17_10 + -6'P_17_11 + -7'P_17_12 + -7'P_17_13 + -8'P_17_14 + -8'P_17_15 + -9'P_17_16 + -9'P_17_17 + -10'P_17_18 + -9'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_6 + -2'P_18_7 + -3'P_18_8 + -4'P_18_9 + -5'P_18_10 + -6'P_18_11 + -7'P_18_12 + -8'P_18_13 + -8'P_18_14 + -9'P_18_15 + -9'P_18_16 + -10'P_18_17 + -9'P_18_18 + -9'P_18_19 + -8'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_6 + -2'P_19_7 + -3'P_19_8 + -4'P_19_9 + -5'P_19_10 + -6'P_19_11 + -7'P_19_12 + -8'P_19_13 + -9'P_19_14 + -9'P_19_15 + -10'P_19_16 + -9'P_19_17 + -9'P_19_18 + -8'P_19_19 + -8'P_19_20 + -7'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_6 + -2'P_20_7 + -3'P_20_8 + -4'P_20_9 + -5'P_20_10 + -6'P_20_11 + -7'P_20_12 + -8'P_20_13 + -9'P_20_14 + -10'P_20_15 + -9'P_20_16 + -9'P_20_17 + -8'P_20_18 + -8'P_20_19 + -7'P_20_20 + -7'P_20_21 + -6'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_6 + -2'P_21_7 + -3'P_21_8 + -4'P_21_9 + -5'P_21_10 + -6'P_21_11 + -7'P_21_12 + -8'P_21_13 + -9'P_21_14 + -9'P_21_15 + -9'P_21_16 + -8'P_21_17 + -8'P_21_18 + -7'P_21_19 + -7'P_21_20 + -6'P_21_21 + -6'P_21_22 + -5'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_6 + -2'P_22_7 + -3'P_22_8 + -4'P_22_9 + -5'P_22_10 + -6'P_22_11 + -7'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -7'P_22_18 + -7'P_22_19 + -6'P_22_20 + -6'P_22_21 + -5'P_22_22 + -5'P_22_23 + -4'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_6 + -2'P_23_7 + -3'P_23_8 + -4'P_23_9 + -5'P_23_10 + -6'P_23_11 + -7'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -7'P_23_18 + -6'P_23_19 + -6'P_23_20 + -5'P_23_21 + -5'P_23_22 + -4'P_23_23 + -4'P_23_24 + -3'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_6 + -2'P_24_7 + -3'P_24_8 + -4'P_24_9 + -5'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -5'P_24_20 + -5'P_24_21 + -4'P_24_22 + -4'P_24_23 + -3'P_24_24 + -3'P_24_25 + -2'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_6 + -2'P_25_7 + -3'P_25_8 + -4'P_25_9 + -5'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -5'P_25_20 + -4'P_25_21 + -4'P_25_22 + -3'P_25_23 + -3'P_25_24 + -2'P_25_25 + -2'P_25_26 + -1'P_25_27 + -1'P_25_28 + -1'P_26_6 + -2'P_26_7 + -3'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -3'P_26_22 + -3'P_26_23 + -2'P_26_24 + -2'P_26_25 + -1'P_26_26 + -1'P_26_27 + -1'P_27_6 + -2'P_27_7 + -3'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -3'P_27_22 + -2'P_27_23 + -2'P_27_24 + -1'P_27_25 + -1'P_27_26 + -1'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'cX_7 + -2'cX_8 + -3'cX_9 + -4'cX_10 + -5'cX_11 + -6'cX_12 + -7'cX_13 + -8'cX_14 + -9'cX_15 + -10'cX_16 + -11'cX_17 + -12'cX_18 + -13'cX_19 + -14'cX_20 + -15'cX_21 + -16'cX_22 + -17'cX_23 + -18'cX_24 + -19'cX_25 + -20'cX_26 + -21'cX_27 + -22'cX_28 + -23'cX_29 + -1'cY_6 + -2'cY_7 + -3'cY_8 + -4'cY_9 + -5'cY_10 + -6'cY_11 + -7'cY_12 + -8'cY_13 + -9'cY_14 + -10'cY_15 + -11'cY_16 + -12'cY_17 + -13'cY_18 + -14'cY_19 + -15'cY_20 + -16'cY_21 + -17'cY_22 + -18'cY_23 + -19'cY_24 + -20'cY_25 + -21'cY_26 + -22'cY_27 + -23'cY_28 + -24'cY_29 + 13'L_0 + 12'L_1 + 12'L_2 + 11'L_3 + 11'L_4 + 10'L_5 + 10'L_6 + 9'L_7 + 9'L_8 + 8'L_9 + 8'L_10 + 7'L_11 + 7'L_12 + 6'L_13 + 6'L_14 + 5'L_15 + 5'L_16 + 4'L_17 + 4'L_18 + 3'L_19 + 3'L_20 + 2'L_21 + 2'L_22 + L_23 + L_24 + L_36 + L_37 + 2'L_38 + 2'L_39 + 3'L_40 + 3'L_41 + 4'L_42 + 4'L_43 + 5'L_44 + 5'L_45 + 6'L_46 + 6'L_47 + 7'L_48 + 7'L_49 + 8'L_50 + 8'L_51 + 9'L_52 + 9'L_53 + 10'L_54 + 10'L_55 + 11'L_56 + 11'L_57 + 12'L_58 + R_9 + R_10 + 2'R_11 + 2'R_12 + 3'R_13 + 3'R_14 + 4'R_15 + 4'R_16 + 5'R_17 + 5'R_18 + 6'R_19 + 6'R_20 + 7'R_21 + 7'R_22 + 8'R_23 + 8'R_24 + 9'R_25 + 9'R_26 + 10'R_27 + 10'R_28 + 11'R_29 + 11'R_30 + 12'R_31 + 12'R_32 + 13'R_33 + 13'R_34 + 14'R_35 + 14'R_36 + 16'R_37 + 17'R_38 + 19'R_39 + 20'R_40 + 22'R_41 + 23'R_42 + 25'R_43 + 26'R_44 + 28'R_45 + 29'R_46 + 31'R_47 + 32'R_48 + 34'R_49 + 35'R_50 + 37'R_51 + 38'R_52 + 40'R_53 + 41'R_54 + 43'R_55 + 44'R_56 + 45'R_57 + 46'R_58 + 47'R_59 = 685
invariant :P_0_2 + P_3_2 + -1'P_4_4 + -1'P_4_5 + -1'P_4_6 + -1'P_4_7 + -1'P_4_8 + -1'P_4_9 + -1'P_4_10 + -1'P_4_11 + -1'P_4_12 + -1'P_4_13 + -1'P_4_14 + -1'P_4_15 + -1'P_4_16 + -1'P_4_17 + -1'P_4_18 + -1'P_4_19 + -1'P_4_20 + -1'P_4_21 + -1'P_4_22 + -1'P_4_23 + -1'P_4_24 + -1'P_4_25 + -1'P_4_26 + -1'P_4_27 + -1'P_4_28 + -1'P_5_3 + -1'P_5_4 + -2'P_5_5 + -2'P_5_6 + -2'P_5_7 + -2'P_5_8 + -2'P_5_9 + -2'P_5_10 + -2'P_5_11 + -2'P_5_12 + -2'P_5_13 + -2'P_5_14 + -2'P_5_15 + -2'P_5_16 + -2'P_5_17 + -2'P_5_18 + -2'P_5_19 + -2'P_5_20 + -2'P_5_21 + -2'P_5_22 + -2'P_5_23 + -2'P_5_24 + -2'P_5_25 + -2'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_3 + -2'P_6_4 + -2'P_6_5 + -3'P_6_6 + -3'P_6_7 + -3'P_6_8 + -3'P_6_9 + -3'P_6_10 + -3'P_6_11 + -3'P_6_12 + -3'P_6_13 + -3'P_6_14 + -3'P_6_15 + -3'P_6_16 + -3'P_6_17 + -3'P_6_18 + -3'P_6_19 + -3'P_6_20 + -3'P_6_21 + -3'P_6_22 + -3'P_6_23 + -3'P_6_24 + -3'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_3 + -2'P_7_4 + -3'P_7_5 + -3'P_7_6 + -4'P_7_7 + -4'P_7_8 + -4'P_7_9 + -4'P_7_10 + -4'P_7_11 + -4'P_7_12 + -4'P_7_13 + -4'P_7_14 + -4'P_7_15 + -4'P_7_16 + -4'P_7_17 + -4'P_7_18 + -4'P_7_19 + -4'P_7_20 + -4'P_7_21 + -4'P_7_22 + -4'P_7_23 + -4'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_3 + -2'P_8_4 + -3'P_8_5 + -4'P_8_6 + -4'P_8_7 + -5'P_8_8 + -5'P_8_9 + -5'P_8_10 + -5'P_8_11 + -5'P_8_12 + -5'P_8_13 + -5'P_8_14 + -5'P_8_15 + -5'P_8_16 + -5'P_8_17 + -5'P_8_18 + -5'P_8_19 + -5'P_8_20 + -5'P_8_21 + -5'P_8_22 + -5'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_3 + -2'P_9_4 + -3'P_9_5 + -4'P_9_6 + -5'P_9_7 + -5'P_9_8 + -6'P_9_9 + -6'P_9_10 + -6'P_9_11 + -6'P_9_12 + -6'P_9_13 + -6'P_9_14 + -6'P_9_15 + -6'P_9_16 + -6'P_9_17 + -6'P_9_18 + -6'P_9_19 + -6'P_9_20 + -6'P_9_21 + -6'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_3 + -2'P_10_4 + -3'P_10_5 + -4'P_10_6 + -5'P_10_7 + -6'P_10_8 + -6'P_10_9 + -7'P_10_10 + -7'P_10_11 + -7'P_10_12 + -7'P_10_13 + -7'P_10_14 + -7'P_10_15 + -7'P_10_16 + -7'P_10_17 + -7'P_10_18 + -7'P_10_19 + -7'P_10_20 + -7'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_3 + -2'P_11_4 + -3'P_11_5 + -4'P_11_6 + -5'P_11_7 + -6'P_11_8 + -7'P_11_9 + -7'P_11_10 + -8'P_11_11 + -8'P_11_12 + -8'P_11_13 + -8'P_11_14 + -8'P_11_15 + -8'P_11_16 + -8'P_11_17 + -8'P_11_18 + -8'P_11_19 + -8'P_11_20 + -8'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_3 + -2'P_12_4 + -3'P_12_5 + -4'P_12_6 + -5'P_12_7 + -6'P_12_8 + -7'P_12_9 + -8'P_12_10 + -8'P_12_11 + -9'P_12_12 + -9'P_12_13 + -9'P_12_14 + -9'P_12_15 + -9'P_12_16 + -9'P_12_17 + -9'P_12_18 + -9'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_3 + -2'P_13_4 + -3'P_13_5 + -4'P_13_6 + -5'P_13_7 + -6'P_13_8 + -7'P_13_9 + -8'P_13_10 + -9'P_13_11 + -9'P_13_12 + -10'P_13_13 + -10'P_13_14 + -10'P_13_15 + -10'P_13_16 + -10'P_13_17 + -10'P_13_18 + -10'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_3 + -2'P_14_4 + -3'P_14_5 + -4'P_14_6 + -5'P_14_7 + -6'P_14_8 + -7'P_14_9 + -8'P_14_10 + -9'P_14_11 + -10'P_14_12 + -10'P_14_13 + -11'P_14_14 + -11'P_14_15 + -11'P_14_16 + -11'P_14_17 + -11'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_3 + -2'P_15_4 + -3'P_15_5 + -4'P_15_6 + -5'P_15_7 + -6'P_15_8 + -7'P_15_9 + -8'P_15_10 + -9'P_15_11 + -10'P_15_12 + -11'P_15_13 + -11'P_15_14 + -12'P_15_15 + -12'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_3 + -2'P_16_4 + -3'P_16_5 + -4'P_16_6 + -5'P_16_7 + -6'P_16_8 + -7'P_16_9 + -8'P_16_10 + -9'P_16_11 + -10'P_16_12 + -11'P_16_13 + -12'P_16_14 + -12'P_16_15 + -13'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_3 + -2'P_17_4 + -3'P_17_5 + -4'P_17_6 + -5'P_17_7 + -6'P_17_8 + -7'P_17_9 + -8'P_17_10 + -9'P_17_11 + -10'P_17_12 + -11'P_17_13 + -12'P_17_14 + -13'P_17_15 + -12'P_17_16 + -12'P_17_17 + -11'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_3 + -2'P_18_4 + -3'P_18_5 + -4'P_18_6 + -5'P_18_7 + -6'P_18_8 + -7'P_18_9 + -8'P_18_10 + -9'P_18_11 + -10'P_18_12 + -11'P_18_13 + -12'P_18_14 + -12'P_18_15 + -12'P_18_16 + -11'P_18_17 + -11'P_18_18 + -10'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_3 + -2'P_19_4 + -3'P_19_5 + -4'P_19_6 + -5'P_19_7 + -6'P_19_8 + -7'P_19_9 + -8'P_19_10 + -9'P_19_11 + -10'P_19_12 + -11'P_19_13 + -11'P_19_14 + -11'P_19_15 + -11'P_19_16 + -11'P_19_17 + -10'P_19_18 + -10'P_19_19 + -9'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_3 + -2'P_20_4 + -3'P_20_5 + -4'P_20_6 + -5'P_20_7 + -6'P_20_8 + -7'P_20_9 + -8'P_20_10 + -9'P_20_11 + -10'P_20_12 + -10'P_20_13 + -10'P_20_14 + -10'P_20_15 + -10'P_20_16 + -10'P_20_17 + -10'P_20_18 + -9'P_20_19 + -9'P_20_20 + -8'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_3 + -2'P_21_4 + -3'P_21_5 + -4'P_21_6 + -5'P_21_7 + -6'P_21_8 + -7'P_21_9 + -8'P_21_10 + -9'P_21_11 + -9'P_21_12 + -9'P_21_13 + -9'P_21_14 + -9'P_21_15 + -9'P_21_16 + -9'P_21_17 + -9'P_21_18 + -9'P_21_19 + -8'P_21_20 + -8'P_21_21 + -7'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_3 + -2'P_22_4 + -3'P_22_5 + -4'P_22_6 + -5'P_22_7 + -6'P_22_8 + -7'P_22_9 + -8'P_22_10 + -8'P_22_11 + -8'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -8'P_22_18 + -8'P_22_19 + -8'P_22_20 + -7'P_22_21 + -7'P_22_22 + -6'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_3 + -2'P_23_4 + -3'P_23_5 + -4'P_23_6 + -5'P_23_7 + -6'P_23_8 + -7'P_23_9 + -7'P_23_10 + -7'P_23_11 + -7'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -7'P_23_18 + -7'P_23_19 + -7'P_23_20 + -7'P_23_21 + -6'P_23_22 + -6'P_23_23 + -5'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_3 + -2'P_24_4 + -3'P_24_5 + -4'P_24_6 + -5'P_24_7 + -6'P_24_8 + -6'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -6'P_24_21 + -6'P_24_22 + -5'P_24_23 + -5'P_24_24 + -4'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_3 + -2'P_25_4 + -3'P_25_5 + -4'P_25_6 + -5'P_25_7 + -5'P_25_8 + -5'P_25_9 + -5'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -5'P_25_20 + -5'P_25_21 + -5'P_25_22 + -5'P_25_23 + -4'P_25_24 + -4'P_25_25 + -3'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_3 + -2'P_26_4 + -3'P_26_5 + -4'P_26_6 + -4'P_26_7 + -4'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -4'P_26_22 + -4'P_26_23 + -4'P_26_24 + -3'P_26_25 + -3'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_3 + -2'P_27_4 + -3'P_27_5 + -3'P_27_6 + -3'P_27_7 + -3'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -3'P_27_22 + -3'P_27_23 + -3'P_27_24 + -3'P_27_25 + -2'P_27_26 + -2'P_27_27 + -1'P_27_28 + -1'P_28_3 + -2'P_28_4 + -2'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -2'P_28_25 + -2'P_28_26 + -1'P_28_27 + -1'P_28_28 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + -1'cX_4 + -2'cX_5 + -3'cX_6 + -4'cX_7 + -5'cX_8 + -6'cX_9 + -7'cX_10 + -8'cX_11 + -9'cX_12 + -10'cX_13 + -11'cX_14 + -12'cX_15 + -13'cX_16 + -14'cX_17 + -15'cX_18 + -16'cX_19 + -17'cX_20 + -18'cX_21 + -19'cX_22 + -20'cX_23 + -21'cX_24 + -22'cX_25 + -23'cX_26 + -24'cX_27 + -25'cX_28 + -26'cX_29 + -1'cY_3 + -2'cY_4 + -3'cY_5 + -4'cY_6 + -5'cY_7 + -6'cY_8 + -7'cY_9 + -8'cY_10 + -9'cY_11 + -10'cY_12 + -11'cY_13 + -12'cY_14 + -13'cY_15 + -14'cY_16 + -15'cY_17 + -16'cY_18 + -17'cY_19 + -18'cY_20 + -19'cY_21 + -20'cY_22 + -21'cY_23 + -22'cY_24 + -23'cY_25 + -24'cY_26 + -25'cY_27 + -26'cY_28 + -27'cY_29 + 14'L_0 + 14'L_1 + 13'L_2 + 13'L_3 + 12'L_4 + 12'L_5 + 11'L_6 + 11'L_7 + 10'L_8 + 10'L_9 + 9'L_10 + 9'L_11 + 8'L_12 + 8'L_13 + 7'L_14 + 7'L_15 + 6'L_16 + 6'L_17 + 5'L_18 + 5'L_19 + 4'L_20 + 4'L_21 + 3'L_22 + 3'L_23 + 2'L_24 + 2'L_25 + L_26 + L_27 + L_33 + L_34 + 2'L_35 + 2'L_36 + 3'L_37 + 3'L_38 + 4'L_39 + 4'L_40 + 5'L_41 + 5'L_42 + 6'L_43 + 6'L_44 + 7'L_45 + 7'L_46 + 8'L_47 + 8'L_48 + 9'L_49 + 9'L_50 + 10'L_51 + 10'L_52 + 11'L_53 + 11'L_54 + 12'L_55 + 12'L_56 + 13'L_57 + 13'L_58 + R_6 + R_7 + 2'R_8 + 2'R_9 + 3'R_10 + 3'R_11 + 4'R_12 + 4'R_13 + 5'R_14 + 5'R_15 + 6'R_16 + 6'R_17 + 7'R_18 + 7'R_19 + 8'R_20 + 8'R_21 + 9'R_22 + 9'R_23 + 10'R_24 + 10'R_25 + 11'R_26 + 11'R_27 + 12'R_28 + 12'R_29 + 13'R_30 + 13'R_31 + 14'R_32 + 14'R_33 + 16'R_34 + 17'R_35 + 19'R_36 + 20'R_37 + 22'R_38 + 23'R_39 + 25'R_40 + 26'R_41 + 28'R_42 + 29'R_43 + 31'R_44 + 32'R_45 + 34'R_46 + 35'R_47 + 37'R_48 + 38'R_49 + 40'R_50 + 41'R_51 + 43'R_52 + 44'R_53 + 46'R_54 + 47'R_55 + 49'R_56 + 50'R_57 + 52'R_58 + 53'R_59 = 770
invariant :P_1_14 + -1'P_3_13 + -1'P_3_14 + -1'P_3_15 + -1'P_4_12 + -2'P_4_13 + -2'P_4_14 + -2'P_4_15 + -1'P_4_16 + -1'P_5_11 + -2'P_5_12 + -3'P_5_13 + -3'P_5_14 + -3'P_5_15 + -2'P_5_16 + -1'P_5_17 + -1'P_6_10 + -2'P_6_11 + -3'P_6_12 + -4'P_6_13 + -4'P_6_14 + -4'P_6_15 + -3'P_6_16 + -2'P_6_17 + -1'P_6_18 + -1'P_7_9 + -2'P_7_10 + -3'P_7_11 + -4'P_7_12 + -5'P_7_13 + -5'P_7_14 + -5'P_7_15 + -4'P_7_16 + -3'P_7_17 + -2'P_7_18 + -1'P_7_19 + -1'P_8_8 + -2'P_8_9 + -3'P_8_10 + -4'P_8_11 + -5'P_8_12 + -6'P_8_13 + -6'P_8_14 + -6'P_8_15 + -5'P_8_16 + -4'P_8_17 + -3'P_8_18 + -2'P_8_19 + -1'P_8_20 + -1'P_9_7 + -2'P_9_8 + -3'P_9_9 + -4'P_9_10 + -5'P_9_11 + -6'P_9_12 + -7'P_9_13 + -7'P_9_14 + -7'P_9_15 + -6'P_9_16 + -5'P_9_17 + -4'P_9_18 + -3'P_9_19 + -2'P_9_20 + -1'P_9_21 + -1'P_10_6 + -2'P_10_7 + -3'P_10_8 + -4'P_10_9 + -5'P_10_10 + -6'P_10_11 + -7'P_10_12 + -8'P_10_13 + -8'P_10_14 + -8'P_10_15 + -7'P_10_16 + -6'P_10_17 + -5'P_10_18 + -4'P_10_19 + -3'P_10_20 + -2'P_10_21 + -1'P_10_22 + -1'P_11_5 + -2'P_11_6 + -3'P_11_7 + -4'P_11_8 + -5'P_11_9 + -6'P_11_10 + -7'P_11_11 + -8'P_11_12 + -9'P_11_13 + -9'P_11_14 + -9'P_11_15 + -8'P_11_16 + -7'P_11_17 + -6'P_11_18 + -5'P_11_19 + -4'P_11_20 + -3'P_11_21 + -2'P_11_22 + -1'P_11_23 + -1'P_12_4 + -2'P_12_5 + -3'P_12_6 + -4'P_12_7 + -5'P_12_8 + -6'P_12_9 + -7'P_12_10 + -8'P_12_11 + -9'P_12_12 + -10'P_12_13 + -10'P_12_14 + -10'P_12_15 + -9'P_12_16 + -8'P_12_17 + -7'P_12_18 + -6'P_12_19 + -5'P_12_20 + -4'P_12_21 + -3'P_12_22 + -2'P_12_23 + -1'P_12_24 + -1'P_13_3 + -2'P_13_4 + -3'P_13_5 + -4'P_13_6 + -5'P_13_7 + -6'P_13_8 + -7'P_13_9 + -8'P_13_10 + -9'P_13_11 + -10'P_13_12 + -11'P_13_13 + -11'P_13_14 + -11'P_13_15 + -10'P_13_16 + -9'P_13_17 + -8'P_13_18 + -7'P_13_19 + -6'P_13_20 + -5'P_13_21 + -4'P_13_22 + -3'P_13_23 + -2'P_13_24 + -1'P_13_25 + -1'P_14_2 + -2'P_14_3 + -3'P_14_4 + -4'P_14_5 + -5'P_14_6 + -6'P_14_7 + -7'P_14_8 + -8'P_14_9 + -9'P_14_10 + -10'P_14_11 + -11'P_14_12 + -12'P_14_13 + -12'P_14_14 + -12'P_14_15 + -11'P_14_16 + -10'P_14_17 + -9'P_14_18 + -8'P_14_19 + -7'P_14_20 + -6'P_14_21 + -5'P_14_22 + -4'P_14_23 + -3'P_14_24 + -2'P_14_25 + -1'P_14_26 + -1'P_15_2 + -2'P_15_3 + -3'P_15_4 + -4'P_15_5 + -5'P_15_6 + -6'P_15_7 + -7'P_15_8 + -8'P_15_9 + -9'P_15_10 + -10'P_15_11 + -11'P_15_12 + -12'P_15_13 + -12'P_15_14 + -12'P_15_15 + -11'P_15_16 + -10'P_15_17 + -9'P_15_18 + -8'P_15_19 + -7'P_15_20 + -6'P_15_21 + -5'P_15_22 + -4'P_15_23 + -3'P_15_24 + -2'P_15_25 + -1'P_15_26 + P_15_28 + -1'P_16_3 + -2'P_16_4 + -3'P_16_5 + -4'P_16_6 + -5'P_16_7 + -6'P_16_8 + -7'P_16_9 + -8'P_16_10 + -9'P_16_11 + -10'P_16_12 + -11'P_16_13 + -11'P_16_14 + -11'P_16_15 + -10'P_16_16 + -9'P_16_17 + -8'P_16_18 + -7'P_16_19 + -6'P_16_20 + -5'P_16_21 + -4'P_16_22 + -3'P_16_23 + -2'P_16_24 + -1'P_16_25 + P_16_27 + P_16_28 + -1'P_17_4 + -2'P_17_5 + -3'P_17_6 + -4'P_17_7 + -5'P_17_8 + -6'P_17_9 + -7'P_17_10 + -8'P_17_11 + -9'P_17_12 + -10'P_17_13 + -10'P_17_14 + -10'P_17_15 + -9'P_17_16 + -8'P_17_17 + -7'P_17_18 + -6'P_17_19 + -5'P_17_20 + -4'P_17_21 + -3'P_17_22 + -2'P_17_23 + -1'P_17_24 + P_17_26 + P_17_27 + -1'P_18_5 + -2'P_18_6 + -3'P_18_7 + -4'P_18_8 + -5'P_18_9 + -6'P_18_10 + -7'P_18_11 + -8'P_18_12 + -9'P_18_13 + -9'P_18_14 + -9'P_18_15 + -8'P_18_16 + -7'P_18_17 + -6'P_18_18 + -5'P_18_19 + -4'P_18_20 + -3'P_18_21 + -2'P_18_22 + -1'P_18_23 + P_18_25 + P_18_26 + -1'P_19_6 + -2'P_19_7 + -3'P_19_8 + -4'P_19_9 + -5'P_19_10 + -6'P_19_11 + -7'P_19_12 + -8'P_19_13 + -8'P_19_14 + -8'P_19_15 + -7'P_19_16 + -6'P_19_17 + -5'P_19_18 + -4'P_19_19 + -3'P_19_20 + -2'P_19_21 + -1'P_19_22 + P_19_24 + P_19_25 + -1'P_20_7 + -2'P_20_8 + -3'P_20_9 + -4'P_20_10 + -5'P_20_11 + -6'P_20_12 + -7'P_20_13 + -7'P_20_14 + -7'P_20_15 + -6'P_20_16 + -5'P_20_17 + -4'P_20_18 + -3'P_20_19 + -2'P_20_20 + -1'P_20_21 + P_20_23 + P_20_24 + -1'P_21_8 + -2'P_21_9 + -3'P_21_10 + -4'P_21_11 + -5'P_21_12 + -6'P_21_13 + -6'P_21_14 + -6'P_21_15 + -5'P_21_16 + -4'P_21_17 + -3'P_21_18 + -2'P_21_19 + -1'P_21_20 + P_21_22 + P_21_23 + -1'P_22_9 + -2'P_22_10 + -3'P_22_11 + -4'P_22_12 + -5'P_22_13 + -5'P_22_14 + -5'P_22_15 + -4'P_22_16 + -3'P_22_17 + -2'P_22_18 + -1'P_22_19 + P_22_21 + P_22_22 + -1'P_23_10 + -2'P_23_11 + -3'P_23_12 + -4'P_23_13 + -4'P_23_14 + -4'P_23_15 + -3'P_23_16 + -2'P_23_17 + -1'P_23_18 + P_23_20 + P_23_21 + -1'P_24_11 + -2'P_24_12 + -3'P_24_13 + -3'P_24_14 + -3'P_24_15 + -2'P_24_16 + -1'P_24_17 + P_24_19 + P_24_20 + -1'P_25_12 + -2'P_25_13 + -2'P_25_14 + -2'P_25_15 + -1'P_25_16 + P_25_18 + P_25_19 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + P_26_17 + P_26_18 + P_27_16 + P_27_17 + P_28_14 + P_28_15 + P_28_16 + P_29_14 + P_29_15 + cX_15 + 3'cX_16 + 5'cX_17 + 7'cX_18 + 9'cX_19 + 11'cX_20 + 13'cX_21 + 15'cX_22 + 17'cX_23 + 19'cX_24 + 21'cX_25 + 23'cX_26 + 25'cX_27 + 27'cX_28 + 29'cX_29 + cY_14 + 2'cY_15 + 4'cY_16 + 6'cY_17 + 8'cY_18 + 10'cY_19 + 12'cY_20 + 14'cY_21 + 16'cY_22 + 18'cY_23 + 20'cY_24 + 22'cY_25 + 24'cY_26 + 26'cY_27 + 28'cY_28 + 30'cY_29 + -16'L_0 + -15'L_1 + -14'L_2 + -13'L_3 + -12'L_4 + -11'L_5 + -10'L_6 + -9'L_7 + -8'L_8 + -7'L_9 + -6'L_10 + -5'L_11 + -4'L_12 + -3'L_13 + -2'L_14 + -1'L_15 + -1'L_44 + -2'L_45 + -3'L_46 + -4'L_47 + -5'L_48 + -6'L_49 + -7'L_50 + -8'L_51 + -9'L_52 + -10'L_53 + -11'L_54 + -12'L_55 + -13'L_56 + -14'L_57 + -15'L_58 + -1'R_17 + -2'R_18 + -3'R_19 + -4'R_20 + -5'R_21 + -6'R_22 + -7'R_23 + -8'R_24 + -9'R_25 + -10'R_26 + -11'R_27 + -12'R_28 + -13'R_29 + -14'R_30 + -15'R_31 + -16'R_32 + -17'R_33 + -18'R_34 + -19'R_35 + -20'R_36 + -21'R_37 + -22'R_38 + -23'R_39 + -24'R_40 + -25'R_41 + -26'R_42 + -27'R_43 + -28'R_44 + -30'R_45 + -33'R_46 + -35'R_47 + -37'R_48 + -39'R_49 + -41'R_50 + -43'R_51 + -45'R_52 + -47'R_53 + -49'R_54 + -51'R_55 + -53'R_56 + -55'R_57 + -57'R_58 + -59'R_59 = -870
invariant :P_2_4 + P_3_3 + P_3_4 + P_3_5 + P_4_2 + P_4_3 + 2'P_4_4 + P_4_5 + P_4_6 + P_5_3 + P_5_4 + P_5_5 + -1'P_5_8 + -1'P_5_9 + -1'P_5_10 + -1'P_5_11 + -1'P_5_12 + -1'P_5_13 + -1'P_5_14 + -1'P_5_15 + -1'P_5_16 + -1'P_5_17 + -1'P_5_18 + -1'P_5_19 + -1'P_5_20 + -1'P_5_21 + -1'P_5_22 + -1'P_5_23 + -1'P_5_24 + -1'P_5_25 + -1'P_5_26 + -1'P_5_27 + -1'P_5_28 + P_6_4 + -1'P_6_7 + -1'P_6_8 + -2'P_6_9 + -2'P_6_10 + -2'P_6_11 + -2'P_6_12 + -2'P_6_13 + -2'P_6_14 + -2'P_6_15 + -2'P_6_16 + -2'P_6_17 + -2'P_6_18 + -2'P_6_19 + -2'P_6_20 + -2'P_6_21 + -2'P_6_22 + -2'P_6_23 + -2'P_6_24 + -2'P_6_25 + -2'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_6 + -1'P_7_7 + -2'P_7_8 + -2'P_7_9 + -3'P_7_10 + -3'P_7_11 + -3'P_7_12 + -3'P_7_13 + -3'P_7_14 + -3'P_7_15 + -3'P_7_16 + -3'P_7_17 + -3'P_7_18 + -3'P_7_19 + -3'P_7_20 + -3'P_7_21 + -3'P_7_22 + -3'P_7_23 + -3'P_7_24 + -3'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_5 + -1'P_8_6 + -2'P_8_7 + -2'P_8_8 + -3'P_8_9 + -3'P_8_10 + -4'P_8_11 + -4'P_8_12 + -4'P_8_13 + -4'P_8_14 + -4'P_8_15 + -4'P_8_16 + -4'P_8_17 + -4'P_8_18 + -4'P_8_19 + -4'P_8_20 + -4'P_8_21 + -4'P_8_22 + -4'P_8_23 + -4'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_5 + -2'P_9_6 + -2'P_9_7 + -3'P_9_8 + -3'P_9_9 + -4'P_9_10 + -4'P_9_11 + -5'P_9_12 + -5'P_9_13 + -5'P_9_14 + -5'P_9_15 + -5'P_9_16 + -5'P_9_17 + -5'P_9_18 + -5'P_9_19 + -5'P_9_20 + -5'P_9_21 + -5'P_9_22 + -5'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_5 + -2'P_10_6 + -3'P_10_7 + -3'P_10_8 + -4'P_10_9 + -4'P_10_10 + -5'P_10_11 + -5'P_10_12 + -6'P_10_13 + -6'P_10_14 + -6'P_10_15 + -6'P_10_16 + -6'P_10_17 + -6'P_10_18 + -6'P_10_19 + -6'P_10_20 + -6'P_10_21 + -6'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_5 + -2'P_11_6 + -3'P_11_7 + -4'P_11_8 + -4'P_11_9 + -5'P_11_10 + -5'P_11_11 + -6'P_11_12 + -6'P_11_13 + -7'P_11_14 + -7'P_11_15 + -7'P_11_16 + -7'P_11_17 + -7'P_11_18 + -7'P_11_19 + -7'P_11_20 + -7'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_5 + -2'P_12_6 + -3'P_12_7 + -4'P_12_8 + -5'P_12_9 + -5'P_12_10 + -6'P_12_11 + -6'P_12_12 + -7'P_12_13 + -7'P_12_14 + -8'P_12_15 + -8'P_12_16 + -8'P_12_17 + -8'P_12_18 + -8'P_12_19 + -8'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_5 + -2'P_13_6 + -3'P_13_7 + -4'P_13_8 + -5'P_13_9 + -6'P_13_10 + -6'P_13_11 + -7'P_13_12 + -7'P_13_13 + -8'P_13_14 + -8'P_13_15 + -9'P_13_16 + -9'P_13_17 + -9'P_13_18 + -9'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_5 + -2'P_14_6 + -3'P_14_7 + -4'P_14_8 + -5'P_14_9 + -6'P_14_10 + -7'P_14_11 + -7'P_14_12 + -8'P_14_13 + -8'P_14_14 + -9'P_14_15 + -9'P_14_16 + -10'P_14_17 + -10'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_5 + -2'P_15_6 + -3'P_15_7 + -4'P_15_8 + -5'P_15_9 + -6'P_15_10 + -7'P_15_11 + -8'P_15_12 + -8'P_15_13 + -9'P_15_14 + -9'P_15_15 + -10'P_15_16 + -10'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_5 + -2'P_16_6 + -3'P_16_7 + -4'P_16_8 + -5'P_16_9 + -6'P_16_10 + -7'P_16_11 + -8'P_16_12 + -9'P_16_13 + -9'P_16_14 + -10'P_16_15 + -10'P_16_16 + -11'P_16_17 + -10'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_5 + -2'P_17_6 + -3'P_17_7 + -4'P_17_8 + -5'P_17_9 + -6'P_17_10 + -7'P_17_11 + -8'P_17_12 + -9'P_17_13 + -10'P_17_14 + -10'P_17_15 + -11'P_17_16 + -10'P_17_17 + -10'P_17_18 + -9'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_5 + -2'P_18_6 + -3'P_18_7 + -4'P_18_8 + -5'P_18_9 + -6'P_18_10 + -7'P_18_11 + -8'P_18_12 + -9'P_18_13 + -10'P_18_14 + -11'P_18_15 + -10'P_18_16 + -10'P_18_17 + -9'P_18_18 + -9'P_18_19 + -8'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_5 + -2'P_19_6 + -3'P_19_7 + -4'P_19_8 + -5'P_19_9 + -6'P_19_10 + -7'P_19_11 + -8'P_19_12 + -9'P_19_13 + -10'P_19_14 + -10'P_19_15 + -10'P_19_16 + -9'P_19_17 + -9'P_19_18 + -8'P_19_19 + -8'P_19_20 + -7'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_5 + -2'P_20_6 + -3'P_20_7 + -4'P_20_8 + -5'P_20_9 + -6'P_20_10 + -7'P_20_11 + -8'P_20_12 + -9'P_20_13 + -9'P_20_14 + -9'P_20_15 + -9'P_20_16 + -9'P_20_17 + -8'P_20_18 + -8'P_20_19 + -7'P_20_20 + -7'P_20_21 + -6'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_5 + -2'P_21_6 + -3'P_21_7 + -4'P_21_8 + -5'P_21_9 + -6'P_21_10 + -7'P_21_11 + -8'P_21_12 + -8'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -8'P_21_17 + -8'P_21_18 + -7'P_21_19 + -7'P_21_20 + -6'P_21_21 + -6'P_21_22 + -5'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_5 + -2'P_22_6 + -3'P_22_7 + -4'P_22_8 + -5'P_22_9 + -6'P_22_10 + -7'P_22_11 + -7'P_22_12 + -7'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -7'P_22_17 + -7'P_22_18 + -7'P_22_19 + -6'P_22_20 + -6'P_22_21 + -5'P_22_22 + -5'P_22_23 + -4'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_5 + -2'P_23_6 + -3'P_23_7 + -4'P_23_8 + -5'P_23_9 + -6'P_23_10 + -6'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -6'P_23_19 + -6'P_23_20 + -5'P_23_21 + -5'P_23_22 + -4'P_23_23 + -4'P_23_24 + -3'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_5 + -2'P_24_6 + -3'P_24_7 + -4'P_24_8 + -5'P_24_9 + -5'P_24_10 + -5'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -5'P_24_19 + -5'P_24_20 + -5'P_24_21 + -4'P_24_22 + -4'P_24_23 + -3'P_24_24 + -3'P_24_25 + -2'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_5 + -2'P_25_6 + -3'P_25_7 + -4'P_25_8 + -4'P_25_9 + -4'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -4'P_25_20 + -4'P_25_21 + -4'P_25_22 + -3'P_25_23 + -3'P_25_24 + -2'P_25_25 + -2'P_25_26 + -1'P_25_27 + -1'P_25_28 + -1'P_26_5 + -2'P_26_6 + -3'P_26_7 + -3'P_26_8 + -3'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -3'P_26_21 + -3'P_26_22 + -3'P_26_23 + -2'P_26_24 + -2'P_26_25 + -1'P_26_26 + -1'P_26_27 + -1'P_27_5 + -2'P_27_6 + -2'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -2'P_27_23 + -2'P_27_24 + -1'P_27_25 + -1'P_27_26 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'cX_5 + -2'cX_6 + -3'cX_7 + -4'cX_8 + -5'cX_9 + -6'cX_10 + -7'cX_11 + -8'cX_12 + -9'cX_13 + -10'cX_14 + -11'cX_15 + -12'cX_16 + -13'cX_17 + -14'cX_18 + -15'cX_19 + -16'cX_20 + -17'cX_21 + -18'cX_22 + -19'cX_23 + -20'cX_24 + -21'cX_25 + -22'cX_26 + -23'cX_27 + -24'cX_28 + -25'cX_29 + -1'cY_5 + -2'cY_6 + -3'cY_7 + -4'cY_8 + -5'cY_9 + -6'cY_10 + -7'cY_11 + -8'cY_12 + -9'cY_13 + -10'cY_14 + -11'cY_15 + -12'cY_16 + -13'cY_17 + -14'cY_18 + -15'cY_19 + -16'cY_20 + -17'cY_21 + -18'cY_22 + -19'cY_23 + -20'cY_24 + -21'cY_25 + -22'cY_26 + -23'cY_27 + -24'cY_28 + -25'cY_29 + 13'L_0 + 12'L_1 + 12'L_2 + 11'L_3 + 11'L_4 + 10'L_5 + 10'L_6 + 9'L_7 + 9'L_8 + 8'L_9 + 8'L_10 + 7'L_11 + 7'L_12 + 6'L_13 + 6'L_14 + 5'L_15 + 5'L_16 + 4'L_17 + 4'L_18 + 3'L_19 + 3'L_20 + 2'L_21 + 2'L_22 + L_23 + L_24 + L_34 + L_35 + 2'L_36 + 2'L_37 + 3'L_38 + 3'L_39 + 4'L_40 + 4'L_41 + 5'L_42 + 5'L_43 + 6'L_44 + 6'L_45 + 7'L_46 + 7'L_47 + 8'L_48 + 8'L_49 + 9'L_50 + 9'L_51 + 10'L_52 + 10'L_53 + 11'L_54 + 11'L_55 + 12'L_56 + 12'L_57 + 13'L_58 + R_7 + R_8 + 2'R_9 + 2'R_10 + 3'R_11 + 3'R_12 + 4'R_13 + 4'R_14 + 5'R_15 + 5'R_16 + 6'R_17 + 6'R_18 + 7'R_19 + 7'R_20 + 8'R_21 + 8'R_22 + 9'R_23 + 9'R_24 + 10'R_25 + 10'R_26 + 11'R_27 + 11'R_28 + 12'R_29 + 12'R_30 + 13'R_31 + 13'R_32 + 14'R_33 + 14'R_34 + 16'R_35 + 17'R_36 + 19'R_37 + 20'R_38 + 22'R_39 + 23'R_40 + 25'R_41 + 26'R_42 + 28'R_43 + 29'R_44 + 31'R_45 + 32'R_46 + 34'R_47 + 35'R_48 + 37'R_49 + 38'R_50 + 40'R_51 + 41'R_52 + 43'R_53 + 44'R_54 + 46'R_55 + 47'R_56 + 48'R_57 + 49'R_58 + 50'R_59 = 738
invariant :P_1_1 + P_3_3 + P_3_4 + P_3_5 + P_3_6 + P_3_7 + P_3_8 + P_3_9 + P_3_10 + P_3_11 + P_3_12 + P_3_13 + P_3_14 + P_3_15 + P_3_16 + P_3_17 + P_3_18 + P_3_19 + P_3_20 + P_3_21 + P_3_22 + P_3_23 + P_3_24 + P_3_25 + P_3_26 + P_3_27 + P_3_28 + P_4_3 + 2'P_4_4 + 2'P_4_5 + 2'P_4_6 + 2'P_4_7 + 2'P_4_8 + 2'P_4_9 + 2'P_4_10 + 2'P_4_11 + 2'P_4_12 + 2'P_4_13 + 2'P_4_14 + 2'P_4_15 + 2'P_4_16 + 2'P_4_17 + 2'P_4_18 + 2'P_4_19 + 2'P_4_20 + 2'P_4_21 + 2'P_4_22 + 2'P_4_23 + 2'P_4_24 + 2'P_4_25 + 2'P_4_26 + 2'P_4_27 + P_4_28 + P_5_3 + 2'P_5_4 + 3'P_5_5 + 3'P_5_6 + 3'P_5_7 + 3'P_5_8 + 3'P_5_9 + 3'P_5_10 + 3'P_5_11 + 3'P_5_12 + 3'P_5_13 + 3'P_5_14 + 3'P_5_15 + 3'P_5_16 + 3'P_5_17 + 3'P_5_18 + 3'P_5_19 + 3'P_5_20 + 3'P_5_21 + 3'P_5_22 + 3'P_5_23 + 3'P_5_24 + 3'P_5_25 + 3'P_5_26 + 2'P_5_27 + P_5_28 + P_6_3 + 2'P_6_4 + 3'P_6_5 + 4'P_6_6 + 4'P_6_7 + 4'P_6_8 + 4'P_6_9 + 4'P_6_10 + 4'P_6_11 + 4'P_6_12 + 4'P_6_13 + 4'P_6_14 + 4'P_6_15 + 4'P_6_16 + 4'P_6_17 + 4'P_6_18 + 4'P_6_19 + 4'P_6_20 + 4'P_6_21 + 4'P_6_22 + 4'P_6_23 + 4'P_6_24 + 4'P_6_25 + 3'P_6_26 + 2'P_6_27 + P_6_28 + P_7_3 + 2'P_7_4 + 3'P_7_5 + 4'P_7_6 + 5'P_7_7 + 5'P_7_8 + 5'P_7_9 + 5'P_7_10 + 5'P_7_11 + 5'P_7_12 + 5'P_7_13 + 5'P_7_14 + 5'P_7_15 + 5'P_7_16 + 5'P_7_17 + 5'P_7_18 + 5'P_7_19 + 5'P_7_20 + 5'P_7_21 + 5'P_7_22 + 5'P_7_23 + 5'P_7_24 + 4'P_7_25 + 3'P_7_26 + 2'P_7_27 + P_7_28 + P_8_3 + 2'P_8_4 + 3'P_8_5 + 4'P_8_6 + 5'P_8_7 + 6'P_8_8 + 6'P_8_9 + 6'P_8_10 + 6'P_8_11 + 6'P_8_12 + 6'P_8_13 + 6'P_8_14 + 6'P_8_15 + 6'P_8_16 + 6'P_8_17 + 6'P_8_18 + 6'P_8_19 + 6'P_8_20 + 6'P_8_21 + 6'P_8_22 + 6'P_8_23 + 5'P_8_24 + 4'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_3 + 2'P_9_4 + 3'P_9_5 + 4'P_9_6 + 5'P_9_7 + 6'P_9_8 + 7'P_9_9 + 7'P_9_10 + 7'P_9_11 + 7'P_9_12 + 7'P_9_13 + 7'P_9_14 + 7'P_9_15 + 7'P_9_16 + 7'P_9_17 + 7'P_9_18 + 7'P_9_19 + 7'P_9_20 + 7'P_9_21 + 7'P_9_22 + 6'P_9_23 + 5'P_9_24 + 4'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_3 + 2'P_10_4 + 3'P_10_5 + 4'P_10_6 + 5'P_10_7 + 6'P_10_8 + 7'P_10_9 + 8'P_10_10 + 8'P_10_11 + 8'P_10_12 + 8'P_10_13 + 8'P_10_14 + 8'P_10_15 + 8'P_10_16 + 8'P_10_17 + 8'P_10_18 + 8'P_10_19 + 8'P_10_20 + 8'P_10_21 + 7'P_10_22 + 6'P_10_23 + 5'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_3 + 2'P_11_4 + 3'P_11_5 + 4'P_11_6 + 5'P_11_7 + 6'P_11_8 + 7'P_11_9 + 8'P_11_10 + 9'P_11_11 + 9'P_11_12 + 9'P_11_13 + 9'P_11_14 + 9'P_11_15 + 9'P_11_16 + 9'P_11_17 + 9'P_11_18 + 9'P_11_19 + 9'P_11_20 + 8'P_11_21 + 7'P_11_22 + 6'P_11_23 + 5'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_3 + 2'P_12_4 + 3'P_12_5 + 4'P_12_6 + 5'P_12_7 + 6'P_12_8 + 7'P_12_9 + 8'P_12_10 + 9'P_12_11 + 10'P_12_12 + 10'P_12_13 + 10'P_12_14 + 10'P_12_15 + 10'P_12_16 + 10'P_12_17 + 10'P_12_18 + 10'P_12_19 + 9'P_12_20 + 8'P_12_21 + 7'P_12_22 + 6'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_3 + 2'P_13_4 + 3'P_13_5 + 4'P_13_6 + 5'P_13_7 + 6'P_13_8 + 7'P_13_9 + 8'P_13_10 + 9'P_13_11 + 10'P_13_12 + 11'P_13_13 + 11'P_13_14 + 11'P_13_15 + 11'P_13_16 + 11'P_13_17 + 11'P_13_18 + 10'P_13_19 + 9'P_13_20 + 8'P_13_21 + 7'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_3 + 2'P_14_4 + 3'P_14_5 + 4'P_14_6 + 5'P_14_7 + 6'P_14_8 + 7'P_14_9 + 8'P_14_10 + 9'P_14_11 + 10'P_14_12 + 11'P_14_13 + 12'P_14_14 + 12'P_14_15 + 12'P_14_16 + 12'P_14_17 + 11'P_14_18 + 10'P_14_19 + 9'P_14_20 + 8'P_14_21 + 7'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_3 + 2'P_15_4 + 3'P_15_5 + 4'P_15_6 + 5'P_15_7 + 6'P_15_8 + 7'P_15_9 + 8'P_15_10 + 9'P_15_11 + 10'P_15_12 + 11'P_15_13 + 12'P_15_14 + 13'P_15_15 + 13'P_15_16 + 12'P_15_17 + 11'P_15_18 + 10'P_15_19 + 9'P_15_20 + 8'P_15_21 + 7'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_3 + 2'P_16_4 + 3'P_16_5 + 4'P_16_6 + 5'P_16_7 + 6'P_16_8 + 7'P_16_9 + 8'P_16_10 + 9'P_16_11 + 10'P_16_12 + 11'P_16_13 + 12'P_16_14 + 13'P_16_15 + 13'P_16_16 + 12'P_16_17 + 11'P_16_18 + 10'P_16_19 + 9'P_16_20 + 8'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_3 + 2'P_17_4 + 3'P_17_5 + 4'P_17_6 + 5'P_17_7 + 6'P_17_8 + 7'P_17_9 + 8'P_17_10 + 9'P_17_11 + 10'P_17_12 + 11'P_17_13 + 12'P_17_14 + 12'P_17_15 + 12'P_17_16 + 12'P_17_17 + 11'P_17_18 + 10'P_17_19 + 9'P_17_20 + 8'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_3 + 2'P_18_4 + 3'P_18_5 + 4'P_18_6 + 5'P_18_7 + 6'P_18_8 + 7'P_18_9 + 8'P_18_10 + 9'P_18_11 + 10'P_18_12 + 11'P_18_13 + 11'P_18_14 + 11'P_18_15 + 11'P_18_16 + 11'P_18_17 + 11'P_18_18 + 10'P_18_19 + 9'P_18_20 + 8'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_3 + 2'P_19_4 + 3'P_19_5 + 4'P_19_6 + 5'P_19_7 + 6'P_19_8 + 7'P_19_9 + 8'P_19_10 + 9'P_19_11 + 10'P_19_12 + 10'P_19_13 + 10'P_19_14 + 10'P_19_15 + 10'P_19_16 + 10'P_19_17 + 10'P_19_18 + 10'P_19_19 + 9'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_3 + 2'P_20_4 + 3'P_20_5 + 4'P_20_6 + 5'P_20_7 + 6'P_20_8 + 7'P_20_9 + 8'P_20_10 + 9'P_20_11 + 9'P_20_12 + 9'P_20_13 + 9'P_20_14 + 9'P_20_15 + 9'P_20_16 + 9'P_20_17 + 9'P_20_18 + 9'P_20_19 + 9'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_3 + 2'P_21_4 + 3'P_21_5 + 4'P_21_6 + 5'P_21_7 + 6'P_21_8 + 7'P_21_9 + 8'P_21_10 + 8'P_21_11 + 8'P_21_12 + 8'P_21_13 + 8'P_21_14 + 8'P_21_15 + 8'P_21_16 + 8'P_21_17 + 8'P_21_18 + 8'P_21_19 + 8'P_21_20 + 8'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_3 + 2'P_22_4 + 3'P_22_5 + 4'P_22_6 + 5'P_22_7 + 6'P_22_8 + 7'P_22_9 + 7'P_22_10 + 7'P_22_11 + 7'P_22_12 + 7'P_22_13 + 7'P_22_14 + 7'P_22_15 + 7'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 7'P_22_20 + 7'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_3 + 2'P_23_4 + 3'P_23_5 + 4'P_23_6 + 5'P_23_7 + 6'P_23_8 + 6'P_23_9 + 6'P_23_10 + 6'P_23_11 + 6'P_23_12 + 6'P_23_13 + 6'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 6'P_23_21 + 6'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_3 + 2'P_24_4 + 3'P_24_5 + 4'P_24_6 + 5'P_24_7 + 5'P_24_8 + 5'P_24_9 + 5'P_24_10 + 5'P_24_11 + 5'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 5'P_24_22 + 5'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_3 + 2'P_25_4 + 3'P_25_5 + 4'P_25_6 + 4'P_25_7 + 4'P_25_8 + 4'P_25_9 + 4'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 4'P_25_23 + 4'P_25_24 + 4'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_3 + 2'P_26_4 + 3'P_26_5 + 3'P_26_6 + 3'P_26_7 + 3'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 3'P_26_24 + 3'P_26_25 + 3'P_26_26 + 2'P_26_27 + P_26_28 + P_27_3 + 2'P_27_4 + 2'P_27_5 + 2'P_27_6 + 2'P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + 2'P_27_24 + 2'P_27_25 + 2'P_27_26 + 2'P_27_27 + P_27_28 + P_28_3 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_28_27 + P_28_28 + cX_3 + 2'cX_4 + 3'cX_5 + 4'cX_6 + 5'cX_7 + 6'cX_8 + 7'cX_9 + 8'cX_10 + 9'cX_11 + 10'cX_12 + 11'cX_13 + 12'cX_14 + 13'cX_15 + 14'cX_16 + 15'cX_17 + 16'cX_18 + 17'cX_19 + 18'cX_20 + 19'cX_21 + 20'cX_22 + 21'cX_23 + 22'cX_24 + 23'cX_25 + 24'cX_26 + 25'cX_27 + 26'cX_28 + 27'cX_29 + cY_3 + 2'cY_4 + 3'cY_5 + 4'cY_6 + 5'cY_7 + 6'cY_8 + 7'cY_9 + 8'cY_10 + 9'cY_11 + 10'cY_12 + 11'cY_13 + 12'cY_14 + 13'cY_15 + 14'cY_16 + 15'cY_17 + 16'cY_18 + 17'cY_19 + 18'cY_20 + 19'cY_21 + 20'cY_22 + 21'cY_23 + 22'cY_24 + 23'cY_25 + 24'cY_26 + 25'cY_27 + 26'cY_28 + 27'cY_29 + -14'L_0 + -14'L_1 + -13'L_2 + -13'L_3 + -12'L_4 + -12'L_5 + -11'L_6 + -11'L_7 + -10'L_8 + -10'L_9 + -9'L_10 + -9'L_11 + -8'L_12 + -8'L_13 + -7'L_14 + -7'L_15 + -6'L_16 + -6'L_17 + -5'L_18 + -5'L_19 + -4'L_20 + -4'L_21 + -3'L_22 + -3'L_23 + -2'L_24 + -2'L_25 + -1'L_26 + -1'L_27 + -1'L_31 + -1'L_32 + -2'L_33 + -2'L_34 + -3'L_35 + -3'L_36 + -4'L_37 + -4'L_38 + -5'L_39 + -5'L_40 + -6'L_41 + -6'L_42 + -7'L_43 + -7'L_44 + -8'L_45 + -8'L_46 + -9'L_47 + -9'L_48 + -10'L_49 + -10'L_50 + -11'L_51 + -11'L_52 + -12'L_53 + -12'L_54 + -13'L_55 + -13'L_56 + -14'L_57 + -14'L_58 + R_3 + -1'R_6 + -1'R_7 + -2'R_8 + -2'R_9 + -3'R_10 + -3'R_11 + -4'R_12 + -4'R_13 + -5'R_14 + -5'R_15 + -6'R_16 + -6'R_17 + -7'R_18 + -7'R_19 + -8'R_20 + -8'R_21 + -9'R_22 + -9'R_23 + -10'R_24 + -10'R_25 + -11'R_26 + -11'R_27 + -12'R_28 + -12'R_29 + -13'R_30 + -13'R_31 + -14'R_32 + -15'R_33 + -17'R_34 + -18'R_35 + -20'R_36 + -21'R_37 + -23'R_38 + -24'R_39 + -26'R_40 + -27'R_41 + -29'R_42 + -30'R_43 + -32'R_44 + -33'R_45 + -35'R_46 + -36'R_47 + -38'R_48 + -39'R_49 + -41'R_50 + -42'R_51 + -44'R_52 + -45'R_53 + -47'R_54 + -48'R_55 + -50'R_56 + -51'R_57 + -53'R_58 + -54'R_59 = -797
invariant :P_12_29 + P_13_28 + P_14_27 + P_15_26 + P_16_25 + P_17_24 + P_18_23 + P_19_22 + P_20_21 + P_21_20 + P_22_19 + P_23_18 + P_24_17 + P_25_16 + P_26_15 + P_27_14 + P_28_13 + P_29_12 + R_42 = 1
invariant :P_2_28 + P_3_27 + P_3_28 + P_4_26 + P_4_27 + P_4_28 + P_5_25 + P_5_26 + P_5_27 + P_5_28 + P_6_24 + P_6_25 + P_6_26 + P_6_27 + P_6_28 + P_7_23 + P_7_24 + P_7_25 + P_7_26 + P_7_27 + P_7_28 + P_8_22 + P_8_23 + P_8_24 + P_8_25 + P_8_26 + P_8_27 + P_8_28 + P_9_21 + P_9_22 + P_9_23 + P_9_24 + P_9_25 + P_9_26 + P_9_27 + P_9_28 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_10_25 + P_10_26 + P_10_27 + P_10_28 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_11_26 + P_11_27 + P_11_28 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_12_27 + P_12_28 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_13_26 + P_13_27 + P_13_28 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_14_25 + P_14_26 + P_14_27 + P_14_28 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_15_25 + P_15_26 + P_15_27 + P_15_28 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_16_26 + P_16_27 + P_16_28 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_17_26 + P_17_27 + P_17_28 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_18_26 + P_18_27 + P_18_28 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_19_26 + P_19_27 + P_19_28 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_20_26 + P_20_27 + P_20_28 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_21_26 + P_21_27 + P_21_28 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_22_26 + P_22_27 + P_22_28 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_23_25 + P_23_26 + P_23_27 + P_23_28 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_24_25 + P_24_26 + P_24_27 + P_24_28 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_25_26 + P_25_27 + P_25_28 + P_26_4 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_26_26 + P_26_27 + P_26_28 + P_27_3 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_27_26 + P_27_27 + P_27_28 + P_28_2 + P_28_3 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_28_27 + P_28_28 + -1'cX_29 + -1'cY_29 + L_0 + L_58 + R_31 + R_32 + R_33 + R_34 + R_35 + R_36 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + 2'R_59 = 30
invariant :P_2_26 + P_3_25 + P_3_26 + P_3_27 + P_4_24 + P_4_25 + 2'P_4_26 + P_4_27 + P_4_28 + P_5_23 + P_5_24 + 2'P_5_25 + 2'P_5_26 + 2'P_5_27 + P_5_28 + P_6_22 + P_6_23 + 2'P_6_24 + 2'P_6_25 + 3'P_6_26 + 2'P_6_27 + P_6_28 + P_7_21 + P_7_22 + 2'P_7_23 + 2'P_7_24 + 3'P_7_25 + 3'P_7_26 + 2'P_7_27 + P_7_28 + P_8_20 + P_8_21 + 2'P_8_22 + 2'P_8_23 + 3'P_8_24 + 3'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_19 + P_9_20 + 2'P_9_21 + 2'P_9_22 + 3'P_9_23 + 3'P_9_24 + 3'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_18 + P_10_19 + 2'P_10_20 + 2'P_10_21 + 3'P_10_22 + 3'P_10_23 + 3'P_10_24 + 3'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_17 + P_11_18 + 2'P_11_19 + 2'P_11_20 + 3'P_11_21 + 3'P_11_22 + 3'P_11_23 + 3'P_11_24 + 3'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_16 + P_12_17 + 2'P_12_18 + 2'P_12_19 + 3'P_12_20 + 3'P_12_21 + 3'P_12_22 + 3'P_12_23 + 3'P_12_24 + 3'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_15 + P_13_16 + 2'P_13_17 + 2'P_13_18 + 3'P_13_19 + 3'P_13_20 + 3'P_13_21 + 3'P_13_22 + 3'P_13_23 + 3'P_13_24 + 3'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_14 + P_14_15 + 2'P_14_16 + 2'P_14_17 + 3'P_14_18 + 3'P_14_19 + 3'P_14_20 + 3'P_14_21 + 3'P_14_22 + 3'P_14_23 + 3'P_14_24 + 3'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_13 + P_15_14 + 2'P_15_15 + 2'P_15_16 + 3'P_15_17 + 3'P_15_18 + 3'P_15_19 + 3'P_15_20 + 3'P_15_21 + 3'P_15_22 + 3'P_15_23 + 3'P_15_24 + 3'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_12 + P_16_13 + 2'P_16_14 + 2'P_16_15 + 3'P_16_16 + 3'P_16_17 + 3'P_16_18 + 3'P_16_19 + 3'P_16_20 + 3'P_16_21 + 3'P_16_22 + 3'P_16_23 + 3'P_16_24 + 3'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_11 + P_17_12 + 2'P_17_13 + 2'P_17_14 + 3'P_17_15 + 3'P_17_16 + 3'P_17_17 + 3'P_17_18 + 3'P_17_19 + 3'P_17_20 + 3'P_17_21 + 3'P_17_22 + 3'P_17_23 + 3'P_17_24 + 3'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_10 + P_18_11 + 2'P_18_12 + 2'P_18_13 + 3'P_18_14 + 3'P_18_15 + 3'P_18_16 + 3'P_18_17 + 3'P_18_18 + 3'P_18_19 + 3'P_18_20 + 3'P_18_21 + 3'P_18_22 + 3'P_18_23 + 3'P_18_24 + 3'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_9 + P_19_10 + 2'P_19_11 + 2'P_19_12 + 3'P_19_13 + 3'P_19_14 + 3'P_19_15 + 3'P_19_16 + 3'P_19_17 + 3'P_19_18 + 3'P_19_19 + 3'P_19_20 + 3'P_19_21 + 3'P_19_22 + 3'P_19_23 + 3'P_19_24 + 3'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_8 + P_20_9 + 2'P_20_10 + 2'P_20_11 + 3'P_20_12 + 3'P_20_13 + 3'P_20_14 + 3'P_20_15 + 3'P_20_16 + 3'P_20_17 + 3'P_20_18 + 3'P_20_19 + 3'P_20_20 + 3'P_20_21 + 3'P_20_22 + 3'P_20_23 + 3'P_20_24 + 3'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_7 + P_21_8 + 2'P_21_9 + 2'P_21_10 + 3'P_21_11 + 3'P_21_12 + 3'P_21_13 + 3'P_21_14 + 3'P_21_15 + 3'P_21_16 + 3'P_21_17 + 3'P_21_18 + 3'P_21_19 + 3'P_21_20 + 3'P_21_21 + 3'P_21_22 + 3'P_21_23 + 3'P_21_24 + 3'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_6 + P_22_7 + 2'P_22_8 + 2'P_22_9 + 3'P_22_10 + 3'P_22_11 + 3'P_22_12 + 3'P_22_13 + 3'P_22_14 + 3'P_22_15 + 3'P_22_16 + 3'P_22_17 + 3'P_22_18 + 3'P_22_19 + 3'P_22_20 + 3'P_22_21 + 3'P_22_22 + 3'P_22_23 + 3'P_22_24 + 3'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_5 + P_23_6 + 2'P_23_7 + 2'P_23_8 + 3'P_23_9 + 3'P_23_10 + 3'P_23_11 + 3'P_23_12 + 3'P_23_13 + 3'P_23_14 + 3'P_23_15 + 3'P_23_16 + 3'P_23_17 + 3'P_23_18 + 3'P_23_19 + 3'P_23_20 + 3'P_23_21 + 3'P_23_22 + 3'P_23_23 + 3'P_23_24 + 3'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_4 + P_24_5 + 2'P_24_6 + 2'P_24_7 + 3'P_24_8 + 3'P_24_9 + 3'P_24_10 + 3'P_24_11 + 3'P_24_12 + 3'P_24_13 + 3'P_24_14 + 3'P_24_15 + 3'P_24_16 + 3'P_24_17 + 3'P_24_18 + 3'P_24_19 + 3'P_24_20 + 3'P_24_21 + 3'P_24_22 + 3'P_24_23 + 3'P_24_24 + 3'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_3 + P_25_4 + 2'P_25_5 + 2'P_25_6 + 3'P_25_7 + 3'P_25_8 + 3'P_25_9 + 3'P_25_10 + 3'P_25_11 + 3'P_25_12 + 3'P_25_13 + 3'P_25_14 + 3'P_25_15 + 3'P_25_16 + 3'P_25_17 + 3'P_25_18 + 3'P_25_19 + 3'P_25_20 + 3'P_25_21 + 3'P_25_22 + 3'P_25_23 + 3'P_25_24 + 3'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_2 + P_26_3 + 2'P_26_4 + 2'P_26_5 + 3'P_26_6 + 3'P_26_7 + 3'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 3'P_26_24 + 3'P_26_25 + 3'P_26_26 + 2'P_26_27 + P_26_28 + P_27_3 + P_27_4 + 2'P_27_5 + 2'P_27_6 + 2'P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + 2'P_27_24 + 2'P_27_25 + 2'P_27_26 + P_27_27 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + -1'cX_27 + -2'cX_28 + -3'cX_29 + -1'cY_27 + -2'cY_28 + -3'cY_29 + 2'L_0 + L_1 + L_2 + L_56 + L_57 + 2'L_58 + R_29 + R_30 + 2'R_31 + 2'R_32 + 3'R_33 + 3'R_34 + 3'R_35 + 3'R_36 + 3'R_37 + 3'R_38 + 3'R_39 + 3'R_40 + 3'R_41 + 3'R_42 + 3'R_43 + 3'R_44 + 3'R_45 + 3'R_46 + 3'R_47 + 3'R_48 + 3'R_49 + 3'R_50 + 3'R_51 + 3'R_52 + 3'R_53 + 3'R_54 + 3'R_55 + 3'R_56 + 4'R_57 + 5'R_58 + 6'R_59 = 89
invariant :P_9_29 + P_10_28 + P_11_27 + P_12_26 + P_13_25 + P_14_24 + P_15_23 + P_16_22 + P_17_21 + P_18_20 + P_19_19 + P_20_18 + P_21_17 + P_22_16 + P_23_15 + P_24_14 + P_25_13 + P_26_12 + P_27_11 + P_28_10 + P_29_9 + R_39 = 1
invariant :P_13_29 + P_14_28 + P_15_27 + P_16_26 + P_17_25 + P_18_24 + P_19_23 + P_20_22 + P_21_21 + P_22_20 + P_23_19 + P_24_18 + P_25_17 + P_26_16 + P_27_15 + P_28_14 + P_29_13 + R_43 = 1
invariant :P_3_29 + P_4_28 + P_5_27 + P_6_26 + P_7_25 + P_8_24 + P_9_23 + P_10_22 + P_11_21 + P_12_20 + P_13_19 + P_14_18 + P_15_17 + P_16_16 + P_17_15 + P_18_14 + P_19_13 + P_20_12 + P_21_11 + P_22_10 + P_23_9 + P_24_8 + P_25_7 + P_26_6 + P_27_5 + P_28_4 + P_29_3 + R_33 = 1
invariant :P_2_20 + P_3_19 + P_3_20 + P_3_21 + P_4_18 + P_4_19 + 2'P_4_20 + P_4_21 + P_4_22 + P_5_17 + P_5_18 + 2'P_5_19 + 2'P_5_20 + 2'P_5_21 + P_5_22 + P_5_23 + P_6_16 + P_6_17 + 2'P_6_18 + 2'P_6_19 + 3'P_6_20 + 2'P_6_21 + 2'P_6_22 + P_6_23 + P_6_24 + P_7_15 + P_7_16 + 2'P_7_17 + 2'P_7_18 + 3'P_7_19 + 3'P_7_20 + 3'P_7_21 + 2'P_7_22 + 2'P_7_23 + P_7_24 + P_7_25 + P_8_14 + P_8_15 + 2'P_8_16 + 2'P_8_17 + 3'P_8_18 + 3'P_8_19 + 4'P_8_20 + 3'P_8_21 + 3'P_8_22 + 2'P_8_23 + 2'P_8_24 + P_8_25 + P_8_26 + P_9_13 + P_9_14 + 2'P_9_15 + 2'P_9_16 + 3'P_9_17 + 3'P_9_18 + 4'P_9_19 + 4'P_9_20 + 4'P_9_21 + 3'P_9_22 + 3'P_9_23 + 2'P_9_24 + 2'P_9_25 + P_9_26 + P_9_27 + P_10_12 + P_10_13 + 2'P_10_14 + 2'P_10_15 + 3'P_10_16 + 3'P_10_17 + 4'P_10_18 + 4'P_10_19 + 5'P_10_20 + 4'P_10_21 + 4'P_10_22 + 3'P_10_23 + 3'P_10_24 + 2'P_10_25 + 2'P_10_26 + P_10_27 + P_10_28 + P_11_11 + P_11_12 + 2'P_11_13 + 2'P_11_14 + 3'P_11_15 + 3'P_11_16 + 4'P_11_17 + 4'P_11_18 + 5'P_11_19 + 5'P_11_20 + 5'P_11_21 + 4'P_11_22 + 4'P_11_23 + 3'P_11_24 + 3'P_11_25 + 2'P_11_26 + 2'P_11_27 + P_11_28 + P_12_10 + P_12_11 + 2'P_12_12 + 2'P_12_13 + 3'P_12_14 + 3'P_12_15 + 4'P_12_16 + 4'P_12_17 + 5'P_12_18 + 5'P_12_19 + 6'P_12_20 + 5'P_12_21 + 5'P_12_22 + 4'P_12_23 + 4'P_12_24 + 3'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_9 + P_13_10 + 2'P_13_11 + 2'P_13_12 + 3'P_13_13 + 3'P_13_14 + 4'P_13_15 + 4'P_13_16 + 5'P_13_17 + 5'P_13_18 + 6'P_13_19 + 6'P_13_20 + 6'P_13_21 + 5'P_13_22 + 5'P_13_23 + 4'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_8 + P_14_9 + 2'P_14_10 + 2'P_14_11 + 3'P_14_12 + 3'P_14_13 + 4'P_14_14 + 4'P_14_15 + 5'P_14_16 + 5'P_14_17 + 6'P_14_18 + 6'P_14_19 + 7'P_14_20 + 6'P_14_21 + 6'P_14_22 + 5'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_7 + P_15_8 + 2'P_15_9 + 2'P_15_10 + 3'P_15_11 + 3'P_15_12 + 4'P_15_13 + 4'P_15_14 + 5'P_15_15 + 5'P_15_16 + 6'P_15_17 + 6'P_15_18 + 7'P_15_19 + 7'P_15_20 + 7'P_15_21 + 6'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_6 + P_16_7 + 2'P_16_8 + 2'P_16_9 + 3'P_16_10 + 3'P_16_11 + 4'P_16_12 + 4'P_16_13 + 5'P_16_14 + 5'P_16_15 + 6'P_16_16 + 6'P_16_17 + 7'P_16_18 + 7'P_16_19 + 8'P_16_20 + 7'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_5 + P_17_6 + 2'P_17_7 + 2'P_17_8 + 3'P_17_9 + 3'P_17_10 + 4'P_17_11 + 4'P_17_12 + 5'P_17_13 + 5'P_17_14 + 6'P_17_15 + 6'P_17_16 + 7'P_17_17 + 7'P_17_18 + 8'P_17_19 + 8'P_17_20 + 8'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_4 + P_18_5 + 2'P_18_6 + 2'P_18_7 + 3'P_18_8 + 3'P_18_9 + 4'P_18_10 + 4'P_18_11 + 5'P_18_12 + 5'P_18_13 + 6'P_18_14 + 6'P_18_15 + 7'P_18_16 + 7'P_18_17 + 8'P_18_18 + 8'P_18_19 + 9'P_18_20 + 8'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_3 + P_19_4 + 2'P_19_5 + 2'P_19_6 + 3'P_19_7 + 3'P_19_8 + 4'P_19_9 + 4'P_19_10 + 5'P_19_11 + 5'P_19_12 + 6'P_19_13 + 6'P_19_14 + 7'P_19_15 + 7'P_19_16 + 8'P_19_17 + 8'P_19_18 + 9'P_19_19 + 9'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_2 + P_20_3 + 2'P_20_4 + 2'P_20_5 + 3'P_20_6 + 3'P_20_7 + 4'P_20_8 + 4'P_20_9 + 5'P_20_10 + 5'P_20_11 + 6'P_20_12 + 6'P_20_13 + 7'P_20_14 + 7'P_20_15 + 8'P_20_16 + 8'P_20_17 + 9'P_20_18 + 9'P_20_19 + 9'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_3 + P_21_4 + 2'P_21_5 + 2'P_21_6 + 3'P_21_7 + 3'P_21_8 + 4'P_21_9 + 4'P_21_10 + 5'P_21_11 + 5'P_21_12 + 6'P_21_13 + 6'P_21_14 + 7'P_21_15 + 7'P_21_16 + 8'P_21_17 + 8'P_21_18 + 8'P_21_19 + 8'P_21_20 + 7'P_21_21 + 6'P_21_22 + 5'P_21_23 + 4'P_21_24 + 3'P_21_25 + 2'P_21_26 + P_21_27 + P_22_4 + P_22_5 + 2'P_22_6 + 2'P_22_7 + 3'P_22_8 + 3'P_22_9 + 4'P_22_10 + 4'P_22_11 + 5'P_22_12 + 5'P_22_13 + 6'P_22_14 + 6'P_22_15 + 7'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 7'P_22_20 + 6'P_22_21 + 5'P_22_22 + 4'P_22_23 + 3'P_22_24 + 2'P_22_25 + P_22_26 + P_23_5 + P_23_6 + 2'P_23_7 + 2'P_23_8 + 3'P_23_9 + 3'P_23_10 + 4'P_23_11 + 4'P_23_12 + 5'P_23_13 + 5'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 5'P_23_21 + 4'P_23_22 + 3'P_23_23 + 2'P_23_24 + P_23_25 + P_24_6 + P_24_7 + 2'P_24_8 + 2'P_24_9 + 3'P_24_10 + 3'P_24_11 + 4'P_24_12 + 4'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 4'P_24_21 + 3'P_24_22 + 2'P_24_23 + P_24_24 + P_25_7 + P_25_8 + 2'P_25_9 + 2'P_25_10 + 3'P_25_11 + 3'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 3'P_25_21 + 2'P_25_22 + P_25_23 + P_26_8 + P_26_9 + 2'P_26_10 + 2'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 2'P_26_21 + P_26_22 + P_27_9 + P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + P_27_21 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + -1'cX_21 + -2'cX_22 + -3'cX_23 + -4'cX_24 + -5'cX_25 + -6'cX_26 + -7'cX_27 + -8'cX_28 + -9'cX_29 + -1'cY_21 + -2'cY_22 + -3'cY_23 + -4'cY_24 + -5'cY_25 + -6'cY_26 + -7'cY_27 + -8'cY_28 + -9'cY_29 + 5'L_0 + 4'L_1 + 4'L_2 + 3'L_3 + 3'L_4 + 2'L_5 + 2'L_6 + L_7 + L_8 + L_50 + L_51 + 2'L_52 + 2'L_53 + 3'L_54 + 3'L_55 + 4'L_56 + 4'L_57 + 5'L_58 + R_23 + R_24 + 2'R_25 + 2'R_26 + 3'R_27 + 3'R_28 + 4'R_29 + 4'R_30 + 5'R_31 + 5'R_32 + 6'R_33 + 6'R_34 + 7'R_35 + 7'R_36 + 8'R_37 + 8'R_38 + 9'R_39 + 9'R_40 + 9'R_41 + 9'R_42 + 9'R_43 + 9'R_44 + 9'R_45 + 9'R_46 + 9'R_47 + 9'R_48 + 9'R_49 + 9'R_50 + 10'R_51 + 11'R_52 + 12'R_53 + 13'R_54 + 14'R_55 + 15'R_56 + 16'R_57 + 17'R_58 + 18'R_59 = 266
invariant :P_1_7 + -1'P_3_6 + -1'P_3_7 + -1'P_3_8 + -1'P_4_5 + -2'P_4_6 + -2'P_4_7 + -2'P_4_8 + -1'P_4_9 + -1'P_5_4 + -2'P_5_5 + -3'P_5_6 + -3'P_5_7 + -3'P_5_8 + -2'P_5_9 + -1'P_5_10 + -1'P_6_3 + -2'P_6_4 + -3'P_6_5 + -4'P_6_6 + -4'P_6_7 + -4'P_6_8 + -3'P_6_9 + -2'P_6_10 + -1'P_6_11 + -1'P_7_2 + -2'P_7_3 + -3'P_7_4 + -4'P_7_5 + -5'P_7_6 + -5'P_7_7 + -5'P_7_8 + -4'P_7_9 + -3'P_7_10 + -2'P_7_11 + -1'P_7_12 + -1'P_8_2 + -2'P_8_3 + -3'P_8_4 + -4'P_8_5 + -5'P_8_6 + -5'P_8_7 + -5'P_8_8 + -4'P_8_9 + -3'P_8_10 + -2'P_8_11 + -1'P_8_12 + P_8_14 + P_8_15 + P_8_16 + P_8_17 + P_8_18 + P_8_19 + P_8_20 + P_8_21 + P_8_22 + P_8_23 + P_8_24 + P_8_25 + P_8_26 + P_8_27 + P_8_28 + -1'P_9_3 + -2'P_9_4 + -3'P_9_5 + -4'P_9_6 + -4'P_9_7 + -4'P_9_8 + -3'P_9_9 + -2'P_9_10 + -1'P_9_11 + P_9_13 + 2'P_9_14 + 3'P_9_15 + 3'P_9_16 + 3'P_9_17 + 3'P_9_18 + 3'P_9_19 + 3'P_9_20 + 3'P_9_21 + 3'P_9_22 + 3'P_9_23 + 3'P_9_24 + 3'P_9_25 + 3'P_9_26 + 3'P_9_27 + 2'P_9_28 + -1'P_10_4 + -2'P_10_5 + -3'P_10_6 + -3'P_10_7 + -3'P_10_8 + -2'P_10_9 + -1'P_10_10 + P_10_12 + 2'P_10_13 + 3'P_10_14 + 4'P_10_15 + 5'P_10_16 + 5'P_10_17 + 5'P_10_18 + 5'P_10_19 + 5'P_10_20 + 5'P_10_21 + 5'P_10_22 + 5'P_10_23 + 5'P_10_24 + 5'P_10_25 + 5'P_10_26 + 4'P_10_27 + 2'P_10_28 + -1'P_11_5 + -2'P_11_6 + -2'P_11_7 + -2'P_11_8 + -1'P_11_9 + P_11_11 + 2'P_11_12 + 3'P_11_13 + 4'P_11_14 + 5'P_11_15 + 6'P_11_16 + 7'P_11_17 + 7'P_11_18 + 7'P_11_19 + 7'P_11_20 + 7'P_11_21 + 7'P_11_22 + 7'P_11_23 + 7'P_11_24 + 7'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + -1'P_12_6 + -1'P_12_7 + -1'P_12_8 + P_12_10 + 2'P_12_11 + 3'P_12_12 + 4'P_12_13 + 5'P_12_14 + 6'P_12_15 + 7'P_12_16 + 8'P_12_17 + 9'P_12_18 + 9'P_12_19 + 9'P_12_20 + 9'P_12_21 + 9'P_12_22 + 9'P_12_23 + 9'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_9 + 2'P_13_10 + 3'P_13_11 + 4'P_13_12 + 5'P_13_13 + 6'P_13_14 + 7'P_13_15 + 8'P_13_16 + 9'P_13_17 + 10'P_13_18 + 11'P_13_19 + 11'P_13_20 + 11'P_13_21 + 11'P_13_22 + 11'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_7 + P_14_8 + 2'P_14_9 + 3'P_14_10 + 4'P_14_11 + 5'P_14_12 + 6'P_14_13 + 7'P_14_14 + 8'P_14_15 + 9'P_14_16 + 10'P_14_17 + 11'P_14_18 + 12'P_14_19 + 13'P_14_20 + 13'P_14_21 + 13'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_7 + 2'P_15_8 + 3'P_15_9 + 4'P_15_10 + 5'P_15_11 + 6'P_15_12 + 7'P_15_13 + 8'P_15_14 + 9'P_15_15 + 10'P_15_16 + 11'P_15_17 + 12'P_15_18 + 13'P_15_19 + 14'P_15_20 + 15'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_7 + 2'P_16_8 + 4'P_16_9 + 5'P_16_10 + 6'P_16_11 + 7'P_16_12 + 8'P_16_13 + 9'P_16_14 + 10'P_16_15 + 11'P_16_16 + 12'P_16_17 + 13'P_16_18 + 14'P_16_19 + 15'P_16_20 + 15'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_7 + 2'P_17_8 + 4'P_17_9 + 6'P_17_10 + 7'P_17_11 + 8'P_17_12 + 9'P_17_13 + 10'P_17_14 + 11'P_17_15 + 12'P_17_16 + 13'P_17_17 + 14'P_17_18 + 15'P_17_19 + 15'P_17_20 + 14'P_17_21 + 13'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_7 + 2'P_18_8 + 4'P_18_9 + 6'P_18_10 + 8'P_18_11 + 9'P_18_12 + 10'P_18_13 + 11'P_18_14 + 12'P_18_15 + 13'P_18_16 + 14'P_18_17 + 15'P_18_18 + 15'P_18_19 + 14'P_18_20 + 13'P_18_21 + 12'P_18_22 + 11'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_7 + 2'P_19_8 + 4'P_19_9 + 6'P_19_10 + 8'P_19_11 + 10'P_19_12 + 11'P_19_13 + 12'P_19_14 + 13'P_19_15 + 14'P_19_16 + 15'P_19_17 + 15'P_19_18 + 14'P_19_19 + 13'P_19_20 + 12'P_19_21 + 11'P_19_22 + 10'P_19_23 + 9'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_7 + 2'P_20_8 + 4'P_20_9 + 6'P_20_10 + 8'P_20_11 + 10'P_20_12 + 12'P_20_13 + 13'P_20_14 + 14'P_20_15 + 15'P_20_16 + 15'P_20_17 + 14'P_20_18 + 13'P_20_19 + 12'P_20_20 + 11'P_20_21 + 10'P_20_22 + 9'P_20_23 + 8'P_20_24 + 7'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_7 + 2'P_21_8 + 4'P_21_9 + 6'P_21_10 + 8'P_21_11 + 10'P_21_12 + 12'P_21_13 + 14'P_21_14 + 15'P_21_15 + 15'P_21_16 + 14'P_21_17 + 13'P_21_18 + 12'P_21_19 + 11'P_21_20 + 10'P_21_21 + 9'P_21_22 + 8'P_21_23 + 7'P_21_24 + 6'P_21_25 + 5'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_7 + 2'P_22_8 + 4'P_22_9 + 6'P_22_10 + 8'P_22_11 + 10'P_22_12 + 12'P_22_13 + 14'P_22_14 + 15'P_22_15 + 14'P_22_16 + 13'P_22_17 + 12'P_22_18 + 11'P_22_19 + 10'P_22_20 + 9'P_22_21 + 8'P_22_22 + 7'P_22_23 + 6'P_22_24 + 5'P_22_25 + 4'P_22_26 + 3'P_22_27 + 2'P_22_28 + P_23_7 + 2'P_23_8 + 4'P_23_9 + 6'P_23_10 + 8'P_23_11 + 10'P_23_12 + 12'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 12'P_23_17 + 11'P_23_18 + 10'P_23_19 + 9'P_23_20 + 8'P_23_21 + 7'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_7 + 2'P_24_8 + 4'P_24_9 + 6'P_24_10 + 8'P_24_11 + 10'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 10'P_24_18 + 9'P_24_19 + 8'P_24_20 + 7'P_24_21 + 6'P_24_22 + 5'P_24_23 + 4'P_24_24 + 3'P_24_25 + 2'P_24_26 + P_24_27 + P_25_7 + 2'P_25_8 + 4'P_25_9 + 6'P_25_10 + 8'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 8'P_25_19 + 7'P_25_20 + 6'P_25_21 + 5'P_25_22 + 4'P_25_23 + 3'P_25_24 + 2'P_25_25 + P_25_26 + P_26_7 + 2'P_26_8 + 4'P_26_9 + 6'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 6'P_26_20 + 5'P_26_21 + 4'P_26_22 + 3'P_26_23 + 2'P_26_24 + P_26_25 + P_27_7 + 2'P_27_8 + 4'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 4'P_27_21 + 3'P_27_22 + 2'P_27_23 + P_27_24 + P_28_7 + 2'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 2'P_28_22 + P_28_23 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + cX_8 + 3'cX_9 + 5'cX_10 + 7'cX_11 + 9'cX_12 + 11'cX_13 + 13'cX_14 + 15'cX_15 + 17'cX_16 + 19'cX_17 + 21'cX_18 + 23'cX_19 + 25'cX_20 + 27'cX_21 + 29'cX_22 + 31'cX_23 + 33'cX_24 + 35'cX_25 + 37'cX_26 + 39'cX_27 + 41'cX_28 + 43'cX_29 + cY_7 + 2'cY_8 + 4'cY_9 + 6'cY_10 + 8'cY_11 + 10'cY_12 + 12'cY_13 + 14'cY_14 + 16'cY_15 + 18'cY_16 + 20'cY_17 + 22'cY_18 + 24'cY_19 + 26'cY_20 + 28'cY_21 + 30'cY_22 + 32'cY_23 + 34'cY_24 + 36'cY_25 + 38'cY_26 + 40'cY_27 + 42'cY_28 + 44'cY_29 + -23'L_0 + -22'L_1 + -21'L_2 + -20'L_3 + -19'L_4 + -18'L_5 + -17'L_6 + -16'L_7 + -15'L_8 + -14'L_9 + -13'L_10 + -12'L_11 + -11'L_12 + -10'L_13 + -9'L_14 + -8'L_15 + -7'L_16 + -6'L_17 + -5'L_18 + -4'L_19 + -3'L_20 + -2'L_21 + -1'L_22 + -1'L_37 + -2'L_38 + -3'L_39 + -4'L_40 + -5'L_41 + -6'L_42 + -7'L_43 + -8'L_44 + -9'L_45 + -10'L_46 + -11'L_47 + -12'L_48 + -13'L_49 + -14'L_50 + -15'L_51 + -16'L_52 + -17'L_53 + -18'L_54 + -19'L_55 + -20'L_56 + -21'L_57 + -22'L_58 + -1'R_10 + -2'R_11 + -3'R_12 + -4'R_13 + -5'R_14 + -6'R_15 + -7'R_16 + -8'R_17 + -9'R_18 + -10'R_19 + -11'R_20 + -12'R_21 + -13'R_22 + -14'R_23 + -15'R_24 + -16'R_25 + -17'R_26 + -18'R_27 + -19'R_28 + -20'R_29 + -21'R_30 + -22'R_31 + -23'R_32 + -24'R_33 + -25'R_34 + -26'R_35 + -27'R_36 + -28'R_37 + -30'R_38 + -33'R_39 + -36'R_40 + -39'R_41 + -42'R_42 + -45'R_43 + -48'R_44 + -51'R_45 + -54'R_46 + -57'R_47 + -60'R_48 + -63'R_49 + -66'R_50 + -69'R_51 + -72'R_52 + -75'R_53 + -77'R_54 + -79'R_55 + -81'R_56 + -83'R_57 + -85'R_58 + -87'R_59 = -1276
invariant :P_0_19 + P_3_19 + P_4_18 + P_4_19 + P_4_20 + P_5_17 + P_5_18 + 2'P_5_19 + P_5_20 + P_5_21 + P_6_16 + P_6_17 + 2'P_6_18 + 2'P_6_19 + 2'P_6_20 + P_6_21 + P_6_22 + P_7_15 + P_7_16 + 2'P_7_17 + 2'P_7_18 + 3'P_7_19 + 2'P_7_20 + 2'P_7_21 + P_7_22 + P_7_23 + P_8_14 + P_8_15 + 2'P_8_16 + 2'P_8_17 + 3'P_8_18 + 3'P_8_19 + 3'P_8_20 + 2'P_8_21 + 2'P_8_22 + P_8_23 + P_8_24 + P_9_13 + P_9_14 + 2'P_9_15 + 2'P_9_16 + 3'P_9_17 + 3'P_9_18 + 4'P_9_19 + 3'P_9_20 + 3'P_9_21 + 2'P_9_22 + 2'P_9_23 + P_9_24 + P_9_25 + P_10_12 + P_10_13 + 2'P_10_14 + 2'P_10_15 + 3'P_10_16 + 3'P_10_17 + 4'P_10_18 + 4'P_10_19 + 4'P_10_20 + 3'P_10_21 + 3'P_10_22 + 2'P_10_23 + 2'P_10_24 + P_10_25 + P_10_26 + P_11_11 + P_11_12 + 2'P_11_13 + 2'P_11_14 + 3'P_11_15 + 3'P_11_16 + 4'P_11_17 + 4'P_11_18 + 5'P_11_19 + 4'P_11_20 + 4'P_11_21 + 3'P_11_22 + 3'P_11_23 + 2'P_11_24 + 2'P_11_25 + P_11_26 + P_11_27 + P_12_10 + P_12_11 + 2'P_12_12 + 2'P_12_13 + 3'P_12_14 + 3'P_12_15 + 4'P_12_16 + 4'P_12_17 + 5'P_12_18 + 5'P_12_19 + 5'P_12_20 + 4'P_12_21 + 4'P_12_22 + 3'P_12_23 + 3'P_12_24 + 2'P_12_25 + 2'P_12_26 + P_12_27 + P_12_28 + P_13_9 + P_13_10 + 2'P_13_11 + 2'P_13_12 + 3'P_13_13 + 3'P_13_14 + 4'P_13_15 + 4'P_13_16 + 5'P_13_17 + 5'P_13_18 + 6'P_13_19 + 5'P_13_20 + 5'P_13_21 + 4'P_13_22 + 4'P_13_23 + 3'P_13_24 + 3'P_13_25 + 2'P_13_26 + 2'P_13_27 + P_13_28 + P_14_8 + P_14_9 + 2'P_14_10 + 2'P_14_11 + 3'P_14_12 + 3'P_14_13 + 4'P_14_14 + 4'P_14_15 + 5'P_14_16 + 5'P_14_17 + 6'P_14_18 + 6'P_14_19 + 6'P_14_20 + 5'P_14_21 + 5'P_14_22 + 4'P_14_23 + 4'P_14_24 + 3'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_7 + P_15_8 + 2'P_15_9 + 2'P_15_10 + 3'P_15_11 + 3'P_15_12 + 4'P_15_13 + 4'P_15_14 + 5'P_15_15 + 5'P_15_16 + 6'P_15_17 + 6'P_15_18 + 7'P_15_19 + 6'P_15_20 + 6'P_15_21 + 5'P_15_22 + 5'P_15_23 + 4'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_6 + P_16_7 + 2'P_16_8 + 2'P_16_9 + 3'P_16_10 + 3'P_16_11 + 4'P_16_12 + 4'P_16_13 + 5'P_16_14 + 5'P_16_15 + 6'P_16_16 + 6'P_16_17 + 7'P_16_18 + 7'P_16_19 + 7'P_16_20 + 6'P_16_21 + 6'P_16_22 + 5'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_5 + P_17_6 + 2'P_17_7 + 2'P_17_8 + 3'P_17_9 + 3'P_17_10 + 4'P_17_11 + 4'P_17_12 + 5'P_17_13 + 5'P_17_14 + 6'P_17_15 + 6'P_17_16 + 7'P_17_17 + 7'P_17_18 + 8'P_17_19 + 7'P_17_20 + 7'P_17_21 + 6'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_4 + P_18_5 + 2'P_18_6 + 2'P_18_7 + 3'P_18_8 + 3'P_18_9 + 4'P_18_10 + 4'P_18_11 + 5'P_18_12 + 5'P_18_13 + 6'P_18_14 + 6'P_18_15 + 7'P_18_16 + 7'P_18_17 + 8'P_18_18 + 8'P_18_19 + 8'P_18_20 + 7'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_3 + P_19_4 + 2'P_19_5 + 2'P_19_6 + 3'P_19_7 + 3'P_19_8 + 4'P_19_9 + 4'P_19_10 + 5'P_19_11 + 5'P_19_12 + 6'P_19_13 + 6'P_19_14 + 7'P_19_15 + 7'P_19_16 + 8'P_19_17 + 8'P_19_18 + 9'P_19_19 + 8'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_2 + P_20_3 + 2'P_20_4 + 2'P_20_5 + 3'P_20_6 + 3'P_20_7 + 4'P_20_8 + 4'P_20_9 + 5'P_20_10 + 5'P_20_11 + 6'P_20_12 + 6'P_20_13 + 7'P_20_14 + 7'P_20_15 + 8'P_20_16 + 8'P_20_17 + 9'P_20_18 + 9'P_20_19 + 9'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_3 + P_21_4 + 2'P_21_5 + 2'P_21_6 + 3'P_21_7 + 3'P_21_8 + 4'P_21_9 + 4'P_21_10 + 5'P_21_11 + 5'P_21_12 + 6'P_21_13 + 6'P_21_14 + 7'P_21_15 + 7'P_21_16 + 8'P_21_17 + 8'P_21_18 + 9'P_21_19 + 8'P_21_20 + 7'P_21_21 + 6'P_21_22 + 5'P_21_23 + 4'P_21_24 + 3'P_21_25 + 2'P_21_26 + P_21_27 + P_22_4 + P_22_5 + 2'P_22_6 + 2'P_22_7 + 3'P_22_8 + 3'P_22_9 + 4'P_22_10 + 4'P_22_11 + 5'P_22_12 + 5'P_22_13 + 6'P_22_14 + 6'P_22_15 + 7'P_22_16 + 7'P_22_17 + 8'P_22_18 + 8'P_22_19 + 7'P_22_20 + 6'P_22_21 + 5'P_22_22 + 4'P_22_23 + 3'P_22_24 + 2'P_22_25 + P_22_26 + P_23_5 + P_23_6 + 2'P_23_7 + 2'P_23_8 + 3'P_23_9 + 3'P_23_10 + 4'P_23_11 + 4'P_23_12 + 5'P_23_13 + 5'P_23_14 + 6'P_23_15 + 6'P_23_16 + 7'P_23_17 + 7'P_23_18 + 7'P_23_19 + 6'P_23_20 + 5'P_23_21 + 4'P_23_22 + 3'P_23_23 + 2'P_23_24 + P_23_25 + P_24_6 + P_24_7 + 2'P_24_8 + 2'P_24_9 + 3'P_24_10 + 3'P_24_11 + 4'P_24_12 + 4'P_24_13 + 5'P_24_14 + 5'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 5'P_24_20 + 4'P_24_21 + 3'P_24_22 + 2'P_24_23 + P_24_24 + P_25_7 + P_25_8 + 2'P_25_9 + 2'P_25_10 + 3'P_25_11 + 3'P_25_12 + 4'P_25_13 + 4'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 4'P_25_20 + 3'P_25_21 + 2'P_25_22 + P_25_23 + P_26_8 + P_26_9 + 2'P_26_10 + 2'P_26_11 + 3'P_26_12 + 3'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 3'P_26_20 + 2'P_26_21 + P_26_22 + P_27_9 + P_27_10 + 2'P_27_11 + 2'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 2'P_27_20 + P_27_21 + P_28_10 + P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + P_28_20 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + -1'cX_21 + -2'cX_22 + -3'cX_23 + -4'cX_24 + -5'cX_25 + -6'cX_26 + -7'cX_27 + -8'cX_28 + -9'cX_29 + -1'cY_20 + -2'cY_21 + -3'cY_22 + -4'cY_23 + -5'cY_24 + -6'cY_25 + -7'cY_26 + -8'cY_27 + -9'cY_28 + -10'cY_29 + 6'L_0 + 5'L_1 + 5'L_2 + 4'L_3 + 4'L_4 + 3'L_5 + 3'L_6 + 2'L_7 + 2'L_8 + L_9 + L_10 + L_50 + L_51 + 2'L_52 + 2'L_53 + 3'L_54 + 3'L_55 + 4'L_56 + 4'L_57 + 5'L_58 + R_23 + R_24 + 2'R_25 + 2'R_26 + 3'R_27 + 3'R_28 + 4'R_29 + 4'R_30 + 5'R_31 + 5'R_32 + 6'R_33 + 6'R_34 + 7'R_35 + 7'R_36 + 8'R_37 + 8'R_38 + 9'R_39 + 9'R_40 + 10'R_41 + 10'R_42 + 10'R_43 + 10'R_44 + 10'R_45 + 10'R_46 + 10'R_47 + 10'R_48 + 10'R_49 + 10'R_50 + 11'R_51 + 12'R_52 + 13'R_53 + 14'R_54 + 15'R_55 + 16'R_56 + 17'R_57 + 18'R_58 + 19'R_59 = 286
invariant :P_11_29 + P_12_28 + P_13_27 + P_14_26 + P_15_25 + P_16_24 + P_17_23 + P_18_22 + P_19_21 + P_20_20 + P_21_19 + P_22_18 + P_23_17 + P_24_16 + P_25_15 + P_26_14 + P_27_13 + P_28_12 + P_29_11 + R_41 = 1
invariant :P_2_6 + P_3_5 + P_3_6 + P_3_7 + P_4_4 + P_4_5 + 2'P_4_6 + P_4_7 + P_4_8 + P_5_3 + P_5_4 + 2'P_5_5 + 2'P_5_6 + 2'P_5_7 + P_5_8 + P_5_9 + P_6_2 + P_6_3 + 2'P_6_4 + 2'P_6_5 + 3'P_6_6 + 2'P_6_7 + 2'P_6_8 + P_6_9 + P_6_10 + P_7_3 + P_7_4 + 2'P_7_5 + 2'P_7_6 + 2'P_7_7 + P_7_8 + P_7_9 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_7_25 + -1'P_7_26 + -1'P_7_27 + -1'P_7_28 + P_8_4 + P_8_5 + 2'P_8_6 + P_8_7 + P_8_8 + -1'P_8_11 + -1'P_8_12 + -2'P_8_13 + -2'P_8_14 + -2'P_8_15 + -2'P_8_16 + -2'P_8_17 + -2'P_8_18 + -2'P_8_19 + -2'P_8_20 + -2'P_8_21 + -2'P_8_22 + -2'P_8_23 + -2'P_8_24 + -2'P_8_25 + -2'P_8_26 + -2'P_8_27 + -1'P_8_28 + P_9_5 + P_9_6 + P_9_7 + -1'P_9_10 + -1'P_9_11 + -2'P_9_12 + -2'P_9_13 + -3'P_9_14 + -3'P_9_15 + -3'P_9_16 + -3'P_9_17 + -3'P_9_18 + -3'P_9_19 + -3'P_9_20 + -3'P_9_21 + -3'P_9_22 + -3'P_9_23 + -3'P_9_24 + -3'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + P_10_6 + -1'P_10_9 + -1'P_10_10 + -2'P_10_11 + -2'P_10_12 + -3'P_10_13 + -3'P_10_14 + -4'P_10_15 + -4'P_10_16 + -4'P_10_17 + -4'P_10_18 + -4'P_10_19 + -4'P_10_20 + -4'P_10_21 + -4'P_10_22 + -4'P_10_23 + -4'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_8 + -1'P_11_9 + -2'P_11_10 + -2'P_11_11 + -3'P_11_12 + -3'P_11_13 + -4'P_11_14 + -4'P_11_15 + -5'P_11_16 + -5'P_11_17 + -5'P_11_18 + -5'P_11_19 + -5'P_11_20 + -5'P_11_21 + -5'P_11_22 + -5'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_7 + -1'P_12_8 + -2'P_12_9 + -2'P_12_10 + -3'P_12_11 + -3'P_12_12 + -4'P_12_13 + -4'P_12_14 + -5'P_12_15 + -5'P_12_16 + -6'P_12_17 + -6'P_12_18 + -6'P_12_19 + -6'P_12_20 + -6'P_12_21 + -6'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_7 + -2'P_13_8 + -2'P_13_9 + -3'P_13_10 + -3'P_13_11 + -4'P_13_12 + -4'P_13_13 + -5'P_13_14 + -5'P_13_15 + -6'P_13_16 + -6'P_13_17 + -7'P_13_18 + -7'P_13_19 + -7'P_13_20 + -7'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_7 + -2'P_14_8 + -3'P_14_9 + -3'P_14_10 + -4'P_14_11 + -4'P_14_12 + -5'P_14_13 + -5'P_14_14 + -6'P_14_15 + -6'P_14_16 + -7'P_14_17 + -7'P_14_18 + -8'P_14_19 + -8'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_7 + -2'P_15_8 + -3'P_15_9 + -4'P_15_10 + -4'P_15_11 + -5'P_15_12 + -5'P_15_13 + -6'P_15_14 + -6'P_15_15 + -7'P_15_16 + -7'P_15_17 + -8'P_15_18 + -8'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_7 + -2'P_16_8 + -3'P_16_9 + -4'P_16_10 + -5'P_16_11 + -5'P_16_12 + -6'P_16_13 + -6'P_16_14 + -7'P_16_15 + -7'P_16_16 + -8'P_16_17 + -8'P_16_18 + -9'P_16_19 + -8'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_7 + -2'P_17_8 + -3'P_17_9 + -4'P_17_10 + -5'P_17_11 + -6'P_17_12 + -6'P_17_13 + -7'P_17_14 + -7'P_17_15 + -8'P_17_16 + -8'P_17_17 + -9'P_17_18 + -8'P_17_19 + -8'P_17_20 + -7'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_7 + -2'P_18_8 + -3'P_18_9 + -4'P_18_10 + -5'P_18_11 + -6'P_18_12 + -7'P_18_13 + -7'P_18_14 + -8'P_18_15 + -8'P_18_16 + -9'P_18_17 + -8'P_18_18 + -8'P_18_19 + -7'P_18_20 + -7'P_18_21 + -6'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_7 + -2'P_19_8 + -3'P_19_9 + -4'P_19_10 + -5'P_19_11 + -6'P_19_12 + -7'P_19_13 + -8'P_19_14 + -8'P_19_15 + -9'P_19_16 + -8'P_19_17 + -8'P_19_18 + -7'P_19_19 + -7'P_19_20 + -6'P_19_21 + -6'P_19_22 + -5'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_7 + -2'P_20_8 + -3'P_20_9 + -4'P_20_10 + -5'P_20_11 + -6'P_20_12 + -7'P_20_13 + -8'P_20_14 + -9'P_20_15 + -8'P_20_16 + -8'P_20_17 + -7'P_20_18 + -7'P_20_19 + -6'P_20_20 + -6'P_20_21 + -5'P_20_22 + -5'P_20_23 + -4'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_7 + -2'P_21_8 + -3'P_21_9 + -4'P_21_10 + -5'P_21_11 + -6'P_21_12 + -7'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -7'P_21_17 + -7'P_21_18 + -6'P_21_19 + -6'P_21_20 + -5'P_21_21 + -5'P_21_22 + -4'P_21_23 + -4'P_21_24 + -3'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_7 + -2'P_22_8 + -3'P_22_9 + -4'P_22_10 + -5'P_22_11 + -6'P_22_12 + -7'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -7'P_22_17 + -6'P_22_18 + -6'P_22_19 + -5'P_22_20 + -5'P_22_21 + -4'P_22_22 + -4'P_22_23 + -3'P_22_24 + -3'P_22_25 + -2'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_7 + -2'P_23_8 + -3'P_23_9 + -4'P_23_10 + -5'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -5'P_23_19 + -5'P_23_20 + -4'P_23_21 + -4'P_23_22 + -3'P_23_23 + -3'P_23_24 + -2'P_23_25 + -2'P_23_26 + -1'P_23_27 + -1'P_23_28 + -1'P_24_7 + -2'P_24_8 + -3'P_24_9 + -4'P_24_10 + -5'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -5'P_24_19 + -4'P_24_20 + -4'P_24_21 + -3'P_24_22 + -3'P_24_23 + -2'P_24_24 + -2'P_24_25 + -1'P_24_26 + -1'P_24_27 + -1'P_25_7 + -2'P_25_8 + -3'P_25_9 + -4'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -4'P_25_20 + -3'P_25_21 + -3'P_25_22 + -2'P_25_23 + -2'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_26_7 + -2'P_26_8 + -3'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -3'P_26_21 + -2'P_26_22 + -2'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'cX_7 + -2'cX_8 + -3'cX_9 + -4'cX_10 + -5'cX_11 + -6'cX_12 + -7'cX_13 + -8'cX_14 + -9'cX_15 + -10'cX_16 + -11'cX_17 + -12'cX_18 + -13'cX_19 + -14'cX_20 + -15'cX_21 + -16'cX_22 + -17'cX_23 + -18'cX_24 + -19'cX_25 + -20'cX_26 + -21'cX_27 + -22'cX_28 + -23'cX_29 + -1'cY_7 + -2'cY_8 + -3'cY_9 + -4'cY_10 + -5'cY_11 + -6'cY_12 + -7'cY_13 + -8'cY_14 + -9'cY_15 + -10'cY_16 + -11'cY_17 + -12'cY_18 + -13'cY_19 + -14'cY_20 + -15'cY_21 + -16'cY_22 + -17'cY_23 + -18'cY_24 + -19'cY_25 + -20'cY_26 + -21'cY_27 + -22'cY_28 + -23'cY_29 + 12'L_0 + 11'L_1 + 11'L_2 + 10'L_3 + 10'L_4 + 9'L_5 + 9'L_6 + 8'L_7 + 8'L_8 + 7'L_9 + 7'L_10 + 6'L_11 + 6'L_12 + 5'L_13 + 5'L_14 + 4'L_15 + 4'L_16 + 3'L_17 + 3'L_18 + 2'L_19 + 2'L_20 + L_21 + L_22 + L_36 + L_37 + 2'L_38 + 2'L_39 + 3'L_40 + 3'L_41 + 4'L_42 + 4'L_43 + 5'L_44 + 5'L_45 + 6'L_46 + 6'L_47 + 7'L_48 + 7'L_49 + 8'L_50 + 8'L_51 + 9'L_52 + 9'L_53 + 10'L_54 + 10'L_55 + 11'L_56 + 11'L_57 + 12'L_58 + R_9 + R_10 + 2'R_11 + 2'R_12 + 3'R_13 + 3'R_14 + 4'R_15 + 4'R_16 + 5'R_17 + 5'R_18 + 6'R_19 + 6'R_20 + 7'R_21 + 7'R_22 + 8'R_23 + 8'R_24 + 9'R_25 + 9'R_26 + 10'R_27 + 10'R_28 + 11'R_29 + 11'R_30 + 12'R_31 + 12'R_32 + 13'R_33 + 13'R_34 + 14'R_35 + 14'R_36 + 16'R_37 + 17'R_38 + 19'R_39 + 20'R_40 + 22'R_41 + 23'R_42 + 25'R_43 + 26'R_44 + 28'R_45 + 29'R_46 + 31'R_47 + 32'R_48 + 34'R_49 + 35'R_50 + 37'R_51 + 38'R_52 + 40'R_53 + 41'R_54 + 42'R_55 + 43'R_56 + 44'R_57 + 45'R_58 + 46'R_59 = 679
invariant :P_25_0 + -1'P_26_2 + -1'P_26_3 + -1'P_26_4 + -1'P_26_5 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_26_26 + -1'P_26_27 + -1'P_26_28 + -1'P_27_3 + -1'P_27_4 + -1'P_27_5 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_27_26 + -1'P_27_27 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_54 + L_55 + L_56 + L_57 + L_58 + R_56 + R_57 + R_58 + R_59 = 5
invariant :P_14_1 + P_14_2 + P_14_3 + P_14_4 + P_14_5 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_14_25 + P_14_26 + P_14_27 + P_14_28 + P_15_2 + P_15_3 + P_15_4 + P_15_5 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_15_25 + P_15_26 + P_15_27 + P_16_3 + P_16_4 + P_16_5 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_16_26 + P_17_4 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_27_14 + P_27_15 + -1'P_29_14 + -1'P_29_15 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -16
invariant :P_15_0 + -1'P_16_2 + -1'P_16_3 + -1'P_16_4 + -1'P_16_5 + -1'P_16_6 + -1'P_16_7 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_16_24 + -1'P_16_25 + -1'P_16_26 + -1'P_16_27 + -1'P_16_28 + -1'P_17_3 + -1'P_17_4 + -1'P_17_5 + -1'P_17_6 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_17_24 + -1'P_17_25 + -1'P_17_26 + -1'P_17_27 + -1'P_18_4 + -1'P_18_5 + -1'P_18_6 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_18_24 + -1'P_18_25 + -1'P_18_26 + -1'P_19_5 + -1'P_19_6 + -1'P_19_7 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_19_24 + -1'P_19_25 + -1'P_20_6 + -1'P_20_7 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_20_24 + -1'P_21_7 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_29_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 15
invariant :P_1_10 + -1'P_3_9 + -1'P_3_10 + -1'P_3_11 + -1'P_4_8 + -2'P_4_9 + -2'P_4_10 + -2'P_4_11 + -1'P_4_12 + -1'P_5_7 + -2'P_5_8 + -3'P_5_9 + -3'P_5_10 + -3'P_5_11 + -2'P_5_12 + -1'P_5_13 + -1'P_6_6 + -2'P_6_7 + -3'P_6_8 + -4'P_6_9 + -4'P_6_10 + -4'P_6_11 + -3'P_6_12 + -2'P_6_13 + -1'P_6_14 + -1'P_7_5 + -2'P_7_6 + -3'P_7_7 + -4'P_7_8 + -5'P_7_9 + -5'P_7_10 + -5'P_7_11 + -4'P_7_12 + -3'P_7_13 + -2'P_7_14 + -1'P_7_15 + -1'P_8_4 + -2'P_8_5 + -3'P_8_6 + -4'P_8_7 + -5'P_8_8 + -6'P_8_9 + -6'P_8_10 + -6'P_8_11 + -5'P_8_12 + -4'P_8_13 + -3'P_8_14 + -2'P_8_15 + -1'P_8_16 + -1'P_9_3 + -2'P_9_4 + -3'P_9_5 + -4'P_9_6 + -5'P_9_7 + -6'P_9_8 + -7'P_9_9 + -7'P_9_10 + -7'P_9_11 + -6'P_9_12 + -5'P_9_13 + -4'P_9_14 + -3'P_9_15 + -2'P_9_16 + -1'P_9_17 + -1'P_10_2 + -2'P_10_3 + -3'P_10_4 + -4'P_10_5 + -5'P_10_6 + -6'P_10_7 + -7'P_10_8 + -8'P_10_9 + -8'P_10_10 + -8'P_10_11 + -7'P_10_12 + -6'P_10_13 + -5'P_10_14 + -4'P_10_15 + -3'P_10_16 + -2'P_10_17 + -1'P_10_18 + -1'P_11_2 + -2'P_11_3 + -3'P_11_4 + -4'P_11_5 + -5'P_11_6 + -6'P_11_7 + -7'P_11_8 + -8'P_11_9 + -8'P_11_10 + -8'P_11_11 + -7'P_11_12 + -6'P_11_13 + -5'P_11_14 + -4'P_11_15 + -3'P_11_16 + -2'P_11_17 + -1'P_11_18 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_11_26 + P_11_27 + P_11_28 + -1'P_12_3 + -2'P_12_4 + -3'P_12_5 + -4'P_12_6 + -5'P_12_7 + -6'P_12_8 + -7'P_12_9 + -7'P_12_10 + -7'P_12_11 + -6'P_12_12 + -5'P_12_13 + -4'P_12_14 + -3'P_12_15 + -2'P_12_16 + -1'P_12_17 + P_12_19 + 2'P_12_20 + 3'P_12_21 + 3'P_12_22 + 3'P_12_23 + 3'P_12_24 + 3'P_12_25 + 3'P_12_26 + 3'P_12_27 + 2'P_12_28 + -1'P_13_4 + -2'P_13_5 + -3'P_13_6 + -4'P_13_7 + -5'P_13_8 + -6'P_13_9 + -6'P_13_10 + -6'P_13_11 + -5'P_13_12 + -4'P_13_13 + -3'P_13_14 + -2'P_13_15 + -1'P_13_16 + P_13_18 + 2'P_13_19 + 3'P_13_20 + 4'P_13_21 + 5'P_13_22 + 5'P_13_23 + 5'P_13_24 + 5'P_13_25 + 5'P_13_26 + 4'P_13_27 + 2'P_13_28 + -1'P_14_5 + -2'P_14_6 + -3'P_14_7 + -4'P_14_8 + -5'P_14_9 + -5'P_14_10 + -5'P_14_11 + -4'P_14_12 + -3'P_14_13 + -2'P_14_14 + -1'P_14_15 + P_14_17 + 2'P_14_18 + 3'P_14_19 + 4'P_14_20 + 5'P_14_21 + 6'P_14_22 + 7'P_14_23 + 7'P_14_24 + 7'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + -1'P_15_6 + -2'P_15_7 + -3'P_15_8 + -4'P_15_9 + -4'P_15_10 + -4'P_15_11 + -3'P_15_12 + -2'P_15_13 + -1'P_15_14 + P_15_16 + 2'P_15_17 + 3'P_15_18 + 4'P_15_19 + 5'P_15_20 + 6'P_15_21 + 7'P_15_22 + 8'P_15_23 + 9'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + -1'P_16_7 + -2'P_16_8 + -3'P_16_9 + -3'P_16_10 + -3'P_16_11 + -2'P_16_12 + -1'P_16_13 + P_16_15 + 2'P_16_16 + 3'P_16_17 + 4'P_16_18 + 5'P_16_19 + 6'P_16_20 + 7'P_16_21 + 8'P_16_22 + 9'P_16_23 + 9'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + -1'P_17_8 + -2'P_17_9 + -2'P_17_10 + -2'P_17_11 + -1'P_17_12 + P_17_14 + 2'P_17_15 + 3'P_17_16 + 4'P_17_17 + 5'P_17_18 + 6'P_17_19 + 7'P_17_20 + 8'P_17_21 + 9'P_17_22 + 9'P_17_23 + 8'P_17_24 + 7'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + P_18_13 + 2'P_18_14 + 3'P_18_15 + 4'P_18_16 + 5'P_18_17 + 6'P_18_18 + 7'P_18_19 + 8'P_18_20 + 9'P_18_21 + 9'P_18_22 + 8'P_18_23 + 7'P_18_24 + 6'P_18_25 + 5'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_12 + 2'P_19_13 + 3'P_19_14 + 4'P_19_15 + 5'P_19_16 + 6'P_19_17 + 7'P_19_18 + 8'P_19_19 + 9'P_19_20 + 9'P_19_21 + 8'P_19_22 + 7'P_19_23 + 6'P_19_24 + 5'P_19_25 + 4'P_19_26 + 3'P_19_27 + 2'P_19_28 + P_20_10 + P_20_11 + 2'P_20_12 + 3'P_20_13 + 4'P_20_14 + 5'P_20_15 + 6'P_20_16 + 7'P_20_17 + 8'P_20_18 + 9'P_20_19 + 9'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_10 + 2'P_21_11 + 3'P_21_12 + 4'P_21_13 + 5'P_21_14 + 6'P_21_15 + 7'P_21_16 + 8'P_21_17 + 9'P_21_18 + 9'P_21_19 + 8'P_21_20 + 7'P_21_21 + 6'P_21_22 + 5'P_21_23 + 4'P_21_24 + 3'P_21_25 + 2'P_21_26 + P_21_27 + P_22_10 + 2'P_22_11 + 4'P_22_12 + 5'P_22_13 + 6'P_22_14 + 7'P_22_15 + 8'P_22_16 + 9'P_22_17 + 9'P_22_18 + 8'P_22_19 + 7'P_22_20 + 6'P_22_21 + 5'P_22_22 + 4'P_22_23 + 3'P_22_24 + 2'P_22_25 + P_22_26 + P_23_10 + 2'P_23_11 + 4'P_23_12 + 6'P_23_13 + 7'P_23_14 + 8'P_23_15 + 9'P_23_16 + 9'P_23_17 + 8'P_23_18 + 7'P_23_19 + 6'P_23_20 + 5'P_23_21 + 4'P_23_22 + 3'P_23_23 + 2'P_23_24 + P_23_25 + P_24_10 + 2'P_24_11 + 4'P_24_12 + 6'P_24_13 + 8'P_24_14 + 9'P_24_15 + 9'P_24_16 + 8'P_24_17 + 7'P_24_18 + 6'P_24_19 + 5'P_24_20 + 4'P_24_21 + 3'P_24_22 + 2'P_24_23 + P_24_24 + P_25_10 + 2'P_25_11 + 4'P_25_12 + 6'P_25_13 + 8'P_25_14 + 9'P_25_15 + 8'P_25_16 + 7'P_25_17 + 6'P_25_18 + 5'P_25_19 + 4'P_25_20 + 3'P_25_21 + 2'P_25_22 + P_25_23 + P_26_10 + 2'P_26_11 + 4'P_26_12 + 6'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 6'P_26_17 + 5'P_26_18 + 4'P_26_19 + 3'P_26_20 + 2'P_26_21 + P_26_22 + P_27_10 + 2'P_27_11 + 4'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 4'P_27_18 + 3'P_27_19 + 2'P_27_20 + P_27_21 + P_28_10 + 2'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 2'P_28_19 + P_28_20 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + cX_11 + 3'cX_12 + 5'cX_13 + 7'cX_14 + 9'cX_15 + 11'cX_16 + 13'cX_17 + 15'cX_18 + 17'cX_19 + 19'cX_20 + 21'cX_21 + 23'cX_22 + 25'cX_23 + 27'cX_24 + 29'cX_25 + 31'cX_26 + 33'cX_27 + 35'cX_28 + 37'cX_29 + cY_10 + 2'cY_11 + 4'cY_12 + 6'cY_13 + 8'cY_14 + 10'cY_15 + 12'cY_16 + 14'cY_17 + 16'cY_18 + 18'cY_19 + 20'cY_20 + 22'cY_21 + 24'cY_22 + 26'cY_23 + 28'cY_24 + 30'cY_25 + 32'cY_26 + 34'cY_27 + 36'cY_28 + 38'cY_29 + -20'L_0 + -19'L_1 + -18'L_2 + -17'L_3 + -16'L_4 + -15'L_5 + -14'L_6 + -13'L_7 + -12'L_8 + -11'L_9 + -10'L_10 + -9'L_11 + -8'L_12 + -7'L_13 + -6'L_14 + -5'L_15 + -4'L_16 + -3'L_17 + -2'L_18 + -1'L_19 + -1'L_40 + -2'L_41 + -3'L_42 + -4'L_43 + -5'L_44 + -6'L_45 + -7'L_46 + -8'L_47 + -9'L_48 + -10'L_49 + -11'L_50 + -12'L_51 + -13'L_52 + -14'L_53 + -15'L_54 + -16'L_55 + -17'L_56 + -18'L_57 + -19'L_58 + -1'R_13 + -2'R_14 + -3'R_15 + -4'R_16 + -5'R_17 + -6'R_18 + -7'R_19 + -8'R_20 + -9'R_21 + -10'R_22 + -11'R_23 + -12'R_24 + -13'R_25 + -14'R_26 + -15'R_27 + -16'R_28 + -17'R_29 + -18'R_30 + -19'R_31 + -20'R_32 + -21'R_33 + -22'R_34 + -23'R_35 + -24'R_36 + -25'R_37 + -26'R_38 + -27'R_39 + -28'R_40 + -30'R_41 + -33'R_42 + -36'R_43 + -39'R_44 + -42'R_45 + -45'R_46 + -48'R_47 + -51'R_48 + -54'R_49 + -57'R_50 + -59'R_51 + -61'R_52 + -63'R_53 + -65'R_54 + -67'R_55 + -69'R_56 + -71'R_57 + -73'R_58 + -75'R_59 = -1102
invariant :P_15_29 + P_16_28 + P_17_27 + P_18_26 + P_19_25 + P_20_24 + P_21_23 + P_22_22 + P_23_21 + P_24_20 + P_25_19 + P_26_18 + P_27_17 + P_28_16 + P_29_15 + R_45 = 1
invariant :P_9_0 + -1'P_10_2 + -1'P_10_3 + -1'P_10_4 + -1'P_10_5 + -1'P_10_6 + -1'P_10_7 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_10_26 + -1'P_10_27 + -1'P_10_28 + -1'P_11_3 + -1'P_11_4 + -1'P_11_5 + -1'P_11_6 + -1'P_11_7 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_11_26 + -1'P_11_27 + -1'P_12_4 + -1'P_12_5 + -1'P_12_6 + -1'P_12_7 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_12_26 + -1'P_13_5 + -1'P_13_6 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_14_6 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_14_24 + -1'P_15_7 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_23_15 + P_24_15 + P_25_14 + P_25_15 + P_25_16 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 21
invariant :P_2_14 + P_3_13 + P_3_14 + P_3_15 + P_4_12 + P_4_13 + 2'P_4_14 + P_4_15 + P_4_16 + P_5_11 + P_5_12 + 2'P_5_13 + 2'P_5_14 + 2'P_5_15 + P_5_16 + P_5_17 + P_6_10 + P_6_11 + 2'P_6_12 + 2'P_6_13 + 3'P_6_14 + 2'P_6_15 + 2'P_6_16 + P_6_17 + P_6_18 + P_7_9 + P_7_10 + 2'P_7_11 + 2'P_7_12 + 3'P_7_13 + 3'P_7_14 + 3'P_7_15 + 2'P_7_16 + 2'P_7_17 + P_7_18 + P_7_19 + P_8_8 + P_8_9 + 2'P_8_10 + 2'P_8_11 + 3'P_8_12 + 3'P_8_13 + 4'P_8_14 + 3'P_8_15 + 3'P_8_16 + 2'P_8_17 + 2'P_8_18 + P_8_19 + P_8_20 + P_9_7 + P_9_8 + 2'P_9_9 + 2'P_9_10 + 3'P_9_11 + 3'P_9_12 + 4'P_9_13 + 4'P_9_14 + 4'P_9_15 + 3'P_9_16 + 3'P_9_17 + 2'P_9_18 + 2'P_9_19 + P_9_20 + P_9_21 + P_10_6 + P_10_7 + 2'P_10_8 + 2'P_10_9 + 3'P_10_10 + 3'P_10_11 + 4'P_10_12 + 4'P_10_13 + 5'P_10_14 + 4'P_10_15 + 4'P_10_16 + 3'P_10_17 + 3'P_10_18 + 2'P_10_19 + 2'P_10_20 + P_10_21 + P_10_22 + P_11_5 + P_11_6 + 2'P_11_7 + 2'P_11_8 + 3'P_11_9 + 3'P_11_10 + 4'P_11_11 + 4'P_11_12 + 5'P_11_13 + 5'P_11_14 + 5'P_11_15 + 4'P_11_16 + 4'P_11_17 + 3'P_11_18 + 3'P_11_19 + 2'P_11_20 + 2'P_11_21 + P_11_22 + P_11_23 + P_12_4 + P_12_5 + 2'P_12_6 + 2'P_12_7 + 3'P_12_8 + 3'P_12_9 + 4'P_12_10 + 4'P_12_11 + 5'P_12_12 + 5'P_12_13 + 6'P_12_14 + 5'P_12_15 + 5'P_12_16 + 4'P_12_17 + 4'P_12_18 + 3'P_12_19 + 3'P_12_20 + 2'P_12_21 + 2'P_12_22 + P_12_23 + P_12_24 + P_13_3 + P_13_4 + 2'P_13_5 + 2'P_13_6 + 3'P_13_7 + 3'P_13_8 + 4'P_13_9 + 4'P_13_10 + 5'P_13_11 + 5'P_13_12 + 6'P_13_13 + 6'P_13_14 + 6'P_13_15 + 5'P_13_16 + 5'P_13_17 + 4'P_13_18 + 4'P_13_19 + 3'P_13_20 + 3'P_13_21 + 2'P_13_22 + 2'P_13_23 + P_13_24 + P_13_25 + P_14_2 + P_14_3 + 2'P_14_4 + 2'P_14_5 + 3'P_14_6 + 3'P_14_7 + 4'P_14_8 + 4'P_14_9 + 5'P_14_10 + 5'P_14_11 + 6'P_14_12 + 6'P_14_13 + 7'P_14_14 + 6'P_14_15 + 6'P_14_16 + 5'P_14_17 + 5'P_14_18 + 4'P_14_19 + 4'P_14_20 + 3'P_14_21 + 3'P_14_22 + 2'P_14_23 + 2'P_14_24 + P_14_25 + P_14_26 + P_15_3 + P_15_4 + 2'P_15_5 + 2'P_15_6 + 3'P_15_7 + 3'P_15_8 + 4'P_15_9 + 4'P_15_10 + 5'P_15_11 + 5'P_15_12 + 6'P_15_13 + 6'P_15_14 + 6'P_15_15 + 5'P_15_16 + 5'P_15_17 + 4'P_15_18 + 4'P_15_19 + 3'P_15_20 + 3'P_15_21 + 2'P_15_22 + 2'P_15_23 + P_15_24 + P_15_25 + -1'P_15_28 + P_16_4 + P_16_5 + 2'P_16_6 + 2'P_16_7 + 3'P_16_8 + 3'P_16_9 + 4'P_16_10 + 4'P_16_11 + 5'P_16_12 + 5'P_16_13 + 6'P_16_14 + 5'P_16_15 + 5'P_16_16 + 4'P_16_17 + 4'P_16_18 + 3'P_16_19 + 3'P_16_20 + 2'P_16_21 + 2'P_16_22 + P_16_23 + P_16_24 + -1'P_16_27 + P_17_5 + P_17_6 + 2'P_17_7 + 2'P_17_8 + 3'P_17_9 + 3'P_17_10 + 4'P_17_11 + 4'P_17_12 + 5'P_17_13 + 5'P_17_14 + 5'P_17_15 + 4'P_17_16 + 4'P_17_17 + 3'P_17_18 + 3'P_17_19 + 2'P_17_20 + 2'P_17_21 + P_17_22 + P_17_23 + -1'P_17_26 + P_18_6 + P_18_7 + 2'P_18_8 + 2'P_18_9 + 3'P_18_10 + 3'P_18_11 + 4'P_18_12 + 4'P_18_13 + 5'P_18_14 + 4'P_18_15 + 4'P_18_16 + 3'P_18_17 + 3'P_18_18 + 2'P_18_19 + 2'P_18_20 + P_18_21 + P_18_22 + -1'P_18_25 + P_19_7 + P_19_8 + 2'P_19_9 + 2'P_19_10 + 3'P_19_11 + 3'P_19_12 + 4'P_19_13 + 4'P_19_14 + 4'P_19_15 + 3'P_19_16 + 3'P_19_17 + 2'P_19_18 + 2'P_19_19 + P_19_20 + P_19_21 + -1'P_19_24 + P_20_8 + P_20_9 + 2'P_20_10 + 2'P_20_11 + 3'P_20_12 + 3'P_20_13 + 4'P_20_14 + 3'P_20_15 + 3'P_20_16 + 2'P_20_17 + 2'P_20_18 + P_20_19 + P_20_20 + -1'P_20_23 + P_21_9 + P_21_10 + 2'P_21_11 + 2'P_21_12 + 3'P_21_13 + 3'P_21_14 + 3'P_21_15 + 2'P_21_16 + 2'P_21_17 + P_21_18 + P_21_19 + -1'P_21_22 + P_22_10 + P_22_11 + 2'P_22_12 + 2'P_22_13 + 3'P_22_14 + 2'P_22_15 + 2'P_22_16 + P_22_17 + P_22_18 + -1'P_22_21 + P_23_11 + P_23_12 + 2'P_23_13 + 2'P_23_14 + 2'P_23_15 + P_23_16 + P_23_17 + -1'P_23_20 + P_24_12 + P_24_13 + 2'P_24_14 + P_24_15 + P_24_16 + -1'P_24_19 + P_25_13 + P_25_14 + P_25_15 + -1'P_25_18 + P_26_14 + -1'P_26_17 + -1'P_27_16 + -1'P_28_15 + -1'cX_15 + -2'cX_16 + -3'cX_17 + -4'cX_18 + -5'cX_19 + -6'cX_20 + -7'cX_21 + -8'cX_22 + -9'cX_23 + -10'cX_24 + -11'cX_25 + -12'cX_26 + -13'cX_27 + -14'cX_28 + -15'cX_29 + -1'cY_15 + -2'cY_16 + -3'cY_17 + -4'cY_18 + -5'cY_19 + -6'cY_20 + -7'cY_21 + -8'cY_22 + -9'cY_23 + -10'cY_24 + -11'cY_25 + -12'cY_26 + -13'cY_27 + -14'cY_28 + -15'cY_29 + 8'L_0 + 7'L_1 + 7'L_2 + 6'L_3 + 6'L_4 + 5'L_5 + 5'L_6 + 4'L_7 + 4'L_8 + 3'L_9 + 3'L_10 + 2'L_11 + 2'L_12 + L_13 + L_14 + L_44 + L_45 + 2'L_46 + 2'L_47 + 3'L_48 + 3'L_49 + 4'L_50 + 4'L_51 + 5'L_52 + 5'L_53 + 6'L_54 + 6'L_55 + 7'L_56 + 7'L_57 + 8'L_58 + R_17 + R_18 + 2'R_19 + 2'R_20 + 3'R_21 + 3'R_22 + 4'R_23 + 4'R_24 + 5'R_25 + 5'R_26 + 6'R_27 + 6'R_28 + 7'R_29 + 7'R_30 + 8'R_31 + 8'R_32 + 9'R_33 + 9'R_34 + 10'R_35 + 10'R_36 + 11'R_37 + 11'R_38 + 12'R_39 + 12'R_40 + 13'R_41 + 13'R_42 + 14'R_43 + 14'R_44 + 16'R_45 + 17'R_46 + 18'R_47 + 19'R_48 + 20'R_49 + 21'R_50 + 22'R_51 + 23'R_52 + 24'R_53 + 25'R_54 + 26'R_55 + 27'R_56 + 28'R_57 + 29'R_58 + 30'R_59 = 443
invariant :P_20_29 + P_21_28 + P_22_27 + P_23_26 + P_24_25 + P_25_24 + P_26_23 + P_27_22 + P_28_21 + P_29_20 + R_50 = 1
invariant :cX_1 + -3'cX_3 + -8'cX_4 + -15'cX_5 + -24'cX_6 + -35'cX_7 + -48'cX_8 + -63'cX_9 + -80'cX_10 + -99'cX_11 + -120'cX_12 + -143'cX_13 + -168'cX_14 + -195'cX_15 + -224'cX_16 + -255'cX_17 + -288'cX_18 + -323'cX_19 + -360'cX_20 + -399'cX_21 + -440'cX_22 + -483'cX_23 + -528'cX_24 + -575'cX_25 + -624'cX_26 + -675'cX_27 + -728'cX_28 + -783'cX_29 + -2'cY_2 + -6'cY_3 + -12'cY_4 + -20'cY_5 + -30'cY_6 + -42'cY_7 + -56'cY_8 + -72'cY_9 + -90'cY_10 + -110'cY_11 + -132'cY_12 + -156'cY_13 + -182'cY_14 + -210'cY_15 + -240'cY_16 + -272'cY_17 + -306'cY_18 + -342'cY_19 + -380'cY_20 + -420'cY_21 + -462'cY_22 + -506'cY_23 + -552'cY_24 + -600'cY_25 + -650'cY_26 + -702'cY_27 + -756'cY_28 + -812'cY_29 + 434'L_0 + 406'L_1 + 377'L_2 + 351'L_3 + 324'L_4 + 300'L_5 + 275'L_6 + 253'L_7 + 230'L_8 + 210'L_9 + 189'L_10 + 171'L_11 + 152'L_12 + 136'L_13 + 119'L_14 + 105'L_15 + 90'L_16 + 78'L_17 + 65'L_18 + 55'L_19 + 44'L_20 + 36'L_21 + 27'L_22 + 21'L_23 + 14'L_24 + 10'L_25 + 5'L_26 + 3'L_27 + -1'L_30 + L_31 + 2'L_32 + 6'L_33 + 9'L_34 + 15'L_35 + 20'L_36 + 28'L_37 + 35'L_38 + 45'L_39 + 54'L_40 + 66'L_41 + 77'L_42 + 91'L_43 + 104'L_44 + 120'L_45 + 135'L_46 + 153'L_47 + 170'L_48 + 190'L_49 + 209'L_50 + 231'L_51 + 252'L_52 + 276'L_53 + 299'L_54 + 325'L_55 + 350'L_56 + 378'L_57 + 405'L_58 + -1'R_3 + R_4 + 2'R_5 + 6'R_6 + 9'R_7 + 15'R_8 + 20'R_9 + 28'R_10 + 35'R_11 + 45'R_12 + 54'R_13 + 66'R_14 + 77'R_15 + 91'R_16 + 104'R_17 + 120'R_18 + 135'R_19 + 153'R_20 + 170'R_21 + 190'R_22 + 209'R_23 + 231'R_24 + 252'R_25 + 276'R_26 + 299'R_27 + 325'R_28 + 350'R_29 + 378'R_30 + 405'R_31 + 435'R_32 + 464'R_33 + 496'R_34 + 527'R_35 + 561'R_36 + 594'R_37 + 630'R_38 + 665'R_39 + 703'R_40 + 740'R_41 + 780'R_42 + 819'R_43 + 861'R_44 + 902'R_45 + 946'R_46 + 989'R_47 + 1035'R_48 + 1080'R_49 + 1128'R_50 + 1175'R_51 + 1225'R_52 + 1274'R_53 + 1326'R_54 + 1377'R_55 + 1431'R_56 + 1484'R_57 + 1540'R_58 + 1595'R_59 = 23547
invariant :P_0_10 + P_3_10 + P_4_9 + P_4_10 + P_4_11 + P_5_8 + P_5_9 + 2'P_5_10 + P_5_11 + P_5_12 + P_6_7 + P_6_8 + 2'P_6_9 + 2'P_6_10 + 2'P_6_11 + P_6_12 + P_6_13 + P_7_6 + P_7_7 + 2'P_7_8 + 2'P_7_9 + 3'P_7_10 + 2'P_7_11 + 2'P_7_12 + P_7_13 + P_7_14 + P_8_5 + P_8_6 + 2'P_8_7 + 2'P_8_8 + 3'P_8_9 + 3'P_8_10 + 3'P_8_11 + 2'P_8_12 + 2'P_8_13 + P_8_14 + P_8_15 + P_9_4 + P_9_5 + 2'P_9_6 + 2'P_9_7 + 3'P_9_8 + 3'P_9_9 + 4'P_9_10 + 3'P_9_11 + 3'P_9_12 + 2'P_9_13 + 2'P_9_14 + P_9_15 + P_9_16 + P_10_3 + P_10_4 + 2'P_10_5 + 2'P_10_6 + 3'P_10_7 + 3'P_10_8 + 4'P_10_9 + 4'P_10_10 + 4'P_10_11 + 3'P_10_12 + 3'P_10_13 + 2'P_10_14 + 2'P_10_15 + P_10_16 + P_10_17 + P_11_2 + P_11_3 + 2'P_11_4 + 2'P_11_5 + 3'P_11_6 + 3'P_11_7 + 4'P_11_8 + 4'P_11_9 + 5'P_11_10 + 4'P_11_11 + 4'P_11_12 + 3'P_11_13 + 3'P_11_14 + 2'P_11_15 + 2'P_11_16 + P_11_17 + P_11_18 + P_12_3 + P_12_4 + 2'P_12_5 + 2'P_12_6 + 3'P_12_7 + 3'P_12_8 + 4'P_12_9 + 4'P_12_10 + 4'P_12_11 + 3'P_12_12 + 3'P_12_13 + 2'P_12_14 + 2'P_12_15 + P_12_16 + P_12_17 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_12_26 + -1'P_12_27 + -1'P_12_28 + P_13_4 + P_13_5 + 2'P_13_6 + 2'P_13_7 + 3'P_13_8 + 3'P_13_9 + 4'P_13_10 + 3'P_13_11 + 3'P_13_12 + 2'P_13_13 + 2'P_13_14 + P_13_15 + P_13_16 + -1'P_13_19 + -1'P_13_20 + -2'P_13_21 + -2'P_13_22 + -2'P_13_23 + -2'P_13_24 + -2'P_13_25 + -2'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_5 + P_14_6 + 2'P_14_7 + 2'P_14_8 + 3'P_14_9 + 3'P_14_10 + 3'P_14_11 + 2'P_14_12 + 2'P_14_13 + P_14_14 + P_14_15 + -1'P_14_18 + -1'P_14_19 + -2'P_14_20 + -2'P_14_21 + -3'P_14_22 + -3'P_14_23 + -3'P_14_24 + -3'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_6 + P_15_7 + 2'P_15_8 + 2'P_15_9 + 3'P_15_10 + 2'P_15_11 + 2'P_15_12 + P_15_13 + P_15_14 + -1'P_15_17 + -1'P_15_18 + -2'P_15_19 + -2'P_15_20 + -3'P_15_21 + -3'P_15_22 + -4'P_15_23 + -4'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_7 + P_16_8 + 2'P_16_9 + 2'P_16_10 + 2'P_16_11 + P_16_12 + P_16_13 + -1'P_16_16 + -1'P_16_17 + -2'P_16_18 + -2'P_16_19 + -3'P_16_20 + -3'P_16_21 + -4'P_16_22 + -4'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_8 + P_17_9 + 2'P_17_10 + P_17_11 + P_17_12 + -1'P_17_15 + -1'P_17_16 + -2'P_17_17 + -2'P_17_18 + -3'P_17_19 + -3'P_17_20 + -4'P_17_21 + -4'P_17_22 + -5'P_17_23 + -4'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_9 + P_18_10 + P_18_11 + -1'P_18_14 + -1'P_18_15 + -2'P_18_16 + -2'P_18_17 + -3'P_18_18 + -3'P_18_19 + -4'P_18_20 + -4'P_18_21 + -5'P_18_22 + -4'P_18_23 + -4'P_18_24 + -3'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + P_19_10 + -1'P_19_13 + -1'P_19_14 + -2'P_19_15 + -2'P_19_16 + -3'P_19_17 + -3'P_19_18 + -4'P_19_19 + -4'P_19_20 + -5'P_19_21 + -4'P_19_22 + -4'P_19_23 + -3'P_19_24 + -3'P_19_25 + -2'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_12 + -1'P_20_13 + -2'P_20_14 + -2'P_20_15 + -3'P_20_16 + -3'P_20_17 + -4'P_20_18 + -4'P_20_19 + -5'P_20_20 + -4'P_20_21 + -4'P_20_22 + -3'P_20_23 + -3'P_20_24 + -2'P_20_25 + -2'P_20_26 + -1'P_20_27 + -1'P_20_28 + -1'P_21_11 + -1'P_21_12 + -2'P_21_13 + -2'P_21_14 + -3'P_21_15 + -3'P_21_16 + -4'P_21_17 + -4'P_21_18 + -5'P_21_19 + -4'P_21_20 + -4'P_21_21 + -3'P_21_22 + -3'P_21_23 + -2'P_21_24 + -2'P_21_25 + -1'P_21_26 + -1'P_21_27 + -1'P_22_11 + -2'P_22_12 + -2'P_22_13 + -3'P_22_14 + -3'P_22_15 + -4'P_22_16 + -4'P_22_17 + -5'P_22_18 + -4'P_22_19 + -4'P_22_20 + -3'P_22_21 + -3'P_22_22 + -2'P_22_23 + -2'P_22_24 + -1'P_22_25 + -1'P_22_26 + -1'P_23_11 + -2'P_23_12 + -3'P_23_13 + -3'P_23_14 + -4'P_23_15 + -4'P_23_16 + -5'P_23_17 + -4'P_23_18 + -4'P_23_19 + -3'P_23_20 + -3'P_23_21 + -2'P_23_22 + -2'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_24_11 + -2'P_24_12 + -3'P_24_13 + -4'P_24_14 + -4'P_24_15 + -5'P_24_16 + -4'P_24_17 + -4'P_24_18 + -3'P_24_19 + -3'P_24_20 + -2'P_24_21 + -2'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_25_11 + -2'P_25_12 + -3'P_25_13 + -4'P_25_14 + -5'P_25_15 + -4'P_25_16 + -4'P_25_17 + -3'P_25_18 + -3'P_25_19 + -2'P_25_20 + -2'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_26_11 + -2'P_26_12 + -3'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -3'P_26_17 + -3'P_26_18 + -2'P_26_19 + -2'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_27_11 + -2'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -2'P_27_18 + -2'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'cX_12 + -2'cX_13 + -3'cX_14 + -4'cX_15 + -5'cX_16 + -6'cX_17 + -7'cX_18 + -8'cX_19 + -9'cX_20 + -10'cX_21 + -11'cX_22 + -12'cX_23 + -13'cX_24 + -14'cX_25 + -15'cX_26 + -16'cX_27 + -17'cX_28 + -18'cX_29 + -1'cY_11 + -2'cY_12 + -3'cY_13 + -4'cY_14 + -5'cY_15 + -6'cY_16 + -7'cY_17 + -8'cY_18 + -9'cY_19 + -10'cY_20 + -11'cY_21 + -12'cY_22 + -13'cY_23 + -14'cY_24 + -15'cY_25 + -16'cY_26 + -17'cY_27 + -18'cY_28 + -19'cY_29 + 10'L_0 + 10'L_1 + 9'L_2 + 9'L_3 + 8'L_4 + 8'L_5 + 7'L_6 + 7'L_7 + 6'L_8 + 6'L_9 + 5'L_10 + 5'L_11 + 4'L_12 + 4'L_13 + 3'L_14 + 3'L_15 + 2'L_16 + 2'L_17 + L_18 + L_19 + L_41 + L_42 + 2'L_43 + 2'L_44 + 3'L_45 + 3'L_46 + 4'L_47 + 4'L_48 + 5'L_49 + 5'L_50 + 6'L_51 + 6'L_52 + 7'L_53 + 7'L_54 + 8'L_55 + 8'L_56 + 9'L_57 + 9'L_58 + R_14 + R_15 + 2'R_16 + 2'R_17 + 3'R_18 + 3'R_19 + 4'R_20 + 4'R_21 + 5'R_22 + 5'R_23 + 6'R_24 + 6'R_25 + 7'R_26 + 7'R_27 + 8'R_28 + 8'R_29 + 9'R_30 + 9'R_31 + 10'R_32 + 10'R_33 + 11'R_34 + 11'R_35 + 12'R_36 + 12'R_37 + 13'R_38 + 13'R_39 + 14'R_40 + 14'R_41 + 16'R_42 + 17'R_43 + 19'R_44 + 20'R_45 + 22'R_46 + 23'R_47 + 25'R_48 + 26'R_49 + 28'R_50 + 29'R_51 + 30'R_52 + 31'R_53 + 32'R_54 + 33'R_55 + 34'R_56 + 35'R_57 + 36'R_58 + 37'R_59 = 542
invariant :P_2_16 + P_3_15 + P_3_16 + P_3_17 + P_4_14 + P_4_15 + 2'P_4_16 + P_4_17 + P_4_18 + P_5_13 + P_5_14 + 2'P_5_15 + 2'P_5_16 + 2'P_5_17 + P_5_18 + P_5_19 + P_6_12 + P_6_13 + 2'P_6_14 + 2'P_6_15 + 3'P_6_16 + 2'P_6_17 + 2'P_6_18 + P_6_19 + P_6_20 + P_7_11 + P_7_12 + 2'P_7_13 + 2'P_7_14 + 3'P_7_15 + 3'P_7_16 + 3'P_7_17 + 2'P_7_18 + 2'P_7_19 + P_7_20 + P_7_21 + P_8_10 + P_8_11 + 2'P_8_12 + 2'P_8_13 + 3'P_8_14 + 3'P_8_15 + 4'P_8_16 + 3'P_8_17 + 3'P_8_18 + 2'P_8_19 + 2'P_8_20 + P_8_21 + P_8_22 + P_9_9 + P_9_10 + 2'P_9_11 + 2'P_9_12 + 3'P_9_13 + 3'P_9_14 + 4'P_9_15 + 4'P_9_16 + 4'P_9_17 + 3'P_9_18 + 3'P_9_19 + 2'P_9_20 + 2'P_9_21 + P_9_22 + P_9_23 + P_10_8 + P_10_9 + 2'P_10_10 + 2'P_10_11 + 3'P_10_12 + 3'P_10_13 + 4'P_10_14 + 4'P_10_15 + 5'P_10_16 + 4'P_10_17 + 4'P_10_18 + 3'P_10_19 + 3'P_10_20 + 2'P_10_21 + 2'P_10_22 + P_10_23 + P_10_24 + P_11_7 + P_11_8 + 2'P_11_9 + 2'P_11_10 + 3'P_11_11 + 3'P_11_12 + 4'P_11_13 + 4'P_11_14 + 5'P_11_15 + 5'P_11_16 + 5'P_11_17 + 4'P_11_18 + 4'P_11_19 + 3'P_11_20 + 3'P_11_21 + 2'P_11_22 + 2'P_11_23 + P_11_24 + P_11_25 + P_12_6 + P_12_7 + 2'P_12_8 + 2'P_12_9 + 3'P_12_10 + 3'P_12_11 + 4'P_12_12 + 4'P_12_13 + 5'P_12_14 + 5'P_12_15 + 6'P_12_16 + 5'P_12_17 + 5'P_12_18 + 4'P_12_19 + 4'P_12_20 + 3'P_12_21 + 3'P_12_22 + 2'P_12_23 + 2'P_12_24 + P_12_25 + P_12_26 + P_13_5 + P_13_6 + 2'P_13_7 + 2'P_13_8 + 3'P_13_9 + 3'P_13_10 + 4'P_13_11 + 4'P_13_12 + 5'P_13_13 + 5'P_13_14 + 6'P_13_15 + 6'P_13_16 + 6'P_13_17 + 5'P_13_18 + 5'P_13_19 + 4'P_13_20 + 4'P_13_21 + 3'P_13_22 + 3'P_13_23 + 2'P_13_24 + 2'P_13_25 + P_13_26 + P_13_27 + P_14_4 + P_14_5 + 2'P_14_6 + 2'P_14_7 + 3'P_14_8 + 3'P_14_9 + 4'P_14_10 + 4'P_14_11 + 5'P_14_12 + 5'P_14_13 + 6'P_14_14 + 6'P_14_15 + 7'P_14_16 + 6'P_14_17 + 6'P_14_18 + 5'P_14_19 + 5'P_14_20 + 4'P_14_21 + 4'P_14_22 + 3'P_14_23 + 3'P_14_24 + 2'P_14_25 + 2'P_14_26 + P_14_27 + P_14_28 + P_15_3 + P_15_4 + 2'P_15_5 + 2'P_15_6 + 3'P_15_7 + 3'P_15_8 + 4'P_15_9 + 4'P_15_10 + 5'P_15_11 + 5'P_15_12 + 6'P_15_13 + 6'P_15_14 + 7'P_15_15 + 7'P_15_16 + 7'P_15_17 + 6'P_15_18 + 6'P_15_19 + 5'P_15_20 + 5'P_15_21 + 4'P_15_22 + 4'P_15_23 + 3'P_15_24 + 3'P_15_25 + 2'P_15_26 + 2'P_15_27 + P_15_28 + P_16_2 + P_16_3 + 2'P_16_4 + 2'P_16_5 + 3'P_16_6 + 3'P_16_7 + 4'P_16_8 + 4'P_16_9 + 5'P_16_10 + 5'P_16_11 + 6'P_16_12 + 6'P_16_13 + 7'P_16_14 + 7'P_16_15 + 8'P_16_16 + 7'P_16_17 + 7'P_16_18 + 6'P_16_19 + 6'P_16_20 + 5'P_16_21 + 5'P_16_22 + 4'P_16_23 + 4'P_16_24 + 3'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_3 + P_17_4 + 2'P_17_5 + 2'P_17_6 + 3'P_17_7 + 3'P_17_8 + 4'P_17_9 + 4'P_17_10 + 5'P_17_11 + 5'P_17_12 + 6'P_17_13 + 6'P_17_14 + 7'P_17_15 + 7'P_17_16 + 7'P_17_17 + 6'P_17_18 + 6'P_17_19 + 5'P_17_20 + 5'P_17_21 + 4'P_17_22 + 4'P_17_23 + 3'P_17_24 + 3'P_17_25 + 2'P_17_26 + P_17_27 + P_18_4 + P_18_5 + 2'P_18_6 + 2'P_18_7 + 3'P_18_8 + 3'P_18_9 + 4'P_18_10 + 4'P_18_11 + 5'P_18_12 + 5'P_18_13 + 6'P_18_14 + 6'P_18_15 + 7'P_18_16 + 6'P_18_17 + 6'P_18_18 + 5'P_18_19 + 5'P_18_20 + 4'P_18_21 + 4'P_18_22 + 3'P_18_23 + 3'P_18_24 + 2'P_18_25 + P_18_26 + P_19_5 + P_19_6 + 2'P_19_7 + 2'P_19_8 + 3'P_19_9 + 3'P_19_10 + 4'P_19_11 + 4'P_19_12 + 5'P_19_13 + 5'P_19_14 + 6'P_19_15 + 6'P_19_16 + 6'P_19_17 + 5'P_19_18 + 5'P_19_19 + 4'P_19_20 + 4'P_19_21 + 3'P_19_22 + 3'P_19_23 + 2'P_19_24 + P_19_25 + P_20_6 + P_20_7 + 2'P_20_8 + 2'P_20_9 + 3'P_20_10 + 3'P_20_11 + 4'P_20_12 + 4'P_20_13 + 5'P_20_14 + 5'P_20_15 + 6'P_20_16 + 5'P_20_17 + 5'P_20_18 + 4'P_20_19 + 4'P_20_20 + 3'P_20_21 + 3'P_20_22 + 2'P_20_23 + P_20_24 + P_21_7 + P_21_8 + 2'P_21_9 + 2'P_21_10 + 3'P_21_11 + 3'P_21_12 + 4'P_21_13 + 4'P_21_14 + 5'P_21_15 + 5'P_21_16 + 5'P_21_17 + 4'P_21_18 + 4'P_21_19 + 3'P_21_20 + 3'P_21_21 + 2'P_21_22 + P_21_23 + P_22_8 + P_22_9 + 2'P_22_10 + 2'P_22_11 + 3'P_22_12 + 3'P_22_13 + 4'P_22_14 + 4'P_22_15 + 5'P_22_16 + 4'P_22_17 + 4'P_22_18 + 3'P_22_19 + 3'P_22_20 + 2'P_22_21 + P_22_22 + P_23_9 + P_23_10 + 2'P_23_11 + 2'P_23_12 + 3'P_23_13 + 3'P_23_14 + 4'P_23_15 + 4'P_23_16 + 4'P_23_17 + 3'P_23_18 + 3'P_23_19 + 2'P_23_20 + P_23_21 + P_24_10 + P_24_11 + 2'P_24_12 + 2'P_24_13 + 3'P_24_14 + 3'P_24_15 + 4'P_24_16 + 3'P_24_17 + 3'P_24_18 + 2'P_24_19 + P_24_20 + P_25_11 + P_25_12 + 2'P_25_13 + 2'P_25_14 + 3'P_25_15 + 3'P_25_16 + 3'P_25_17 + 2'P_25_18 + P_25_19 + P_26_12 + P_26_13 + 2'P_26_14 + 2'P_26_15 + 3'P_26_16 + 2'P_26_17 + P_26_18 + P_27_13 + P_27_14 + 2'P_27_15 + 2'P_27_16 + P_27_17 + P_28_14 + P_28_15 + P_28_16 + -1'cX_17 + -2'cX_18 + -3'cX_19 + -4'cX_20 + -5'cX_21 + -6'cX_22 + -7'cX_23 + -8'cX_24 + -9'cX_25 + -10'cX_26 + -11'cX_27 + -12'cX_28 + -13'cX_29 + -1'cY_17 + -2'cY_18 + -3'cY_19 + -4'cY_20 + -5'cY_21 + -6'cY_22 + -7'cY_23 + -8'cY_24 + -9'cY_25 + -10'cY_26 + -11'cY_27 + -12'cY_28 + -13'cY_29 + 7'L_0 + 6'L_1 + 6'L_2 + 5'L_3 + 5'L_4 + 4'L_5 + 4'L_6 + 3'L_7 + 3'L_8 + 2'L_9 + 2'L_10 + L_11 + L_12 + L_46 + L_47 + 2'L_48 + 2'L_49 + 3'L_50 + 3'L_51 + 4'L_52 + 4'L_53 + 5'L_54 + 5'L_55 + 6'L_56 + 6'L_57 + 7'L_58 + R_19 + R_20 + 2'R_21 + 2'R_22 + 3'R_23 + 3'R_24 + 4'R_25 + 4'R_26 + 5'R_27 + 5'R_28 + 6'R_29 + 6'R_30 + 7'R_31 + 7'R_32 + 8'R_33 + 8'R_34 + 9'R_35 + 9'R_36 + 10'R_37 + 10'R_38 + 11'R_39 + 11'R_40 + 12'R_41 + 12'R_42 + 13'R_43 + 13'R_44 + 13'R_45 + 13'R_46 + 14'R_47 + 15'R_48 + 16'R_49 + 17'R_50 + 18'R_51 + 19'R_52 + 20'R_53 + 21'R_54 + 22'R_55 + 23'R_56 + 24'R_57 + 25'R_58 + 26'R_59 = 384
invariant :P_11_0 + -1'P_12_2 + -1'P_12_3 + -1'P_12_4 + -1'P_12_5 + -1'P_12_6 + -1'P_12_7 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_12_25 + -1'P_12_26 + -1'P_12_27 + -1'P_12_28 + -1'P_13_3 + -1'P_13_4 + -1'P_13_5 + -1'P_13_6 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_13_27 + -1'P_14_4 + -1'P_14_5 + -1'P_14_6 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_14_24 + -1'P_14_25 + -1'P_14_26 + -1'P_15_5 + -1'P_15_6 + -1'P_15_7 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_15_24 + -1'P_15_25 + -1'P_16_6 + -1'P_16_7 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_16_24 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_25_15 + P_26_15 + P_27_14 + P_27_15 + P_27_16 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 19
invariant :P_0_1 + -1'P_3_2 + -1'P_3_3 + -1'P_3_4 + -1'P_3_5 + -1'P_3_6 + -1'P_3_7 + -1'P_3_8 + -1'P_3_9 + -1'P_3_10 + -1'P_3_11 + -1'P_3_12 + -1'P_3_13 + -1'P_3_14 + -1'P_3_15 + -1'P_3_16 + -1'P_3_17 + -1'P_3_18 + -1'P_3_19 + -1'P_3_20 + -1'P_3_21 + -1'P_3_22 + -1'P_3_23 + -1'P_3_24 + -1'P_3_25 + -1'P_3_26 + -1'P_3_27 + -1'P_3_28 + -1'P_4_2 + -2'P_4_3 + -2'P_4_4 + -2'P_4_5 + -2'P_4_6 + -2'P_4_7 + -2'P_4_8 + -2'P_4_9 + -2'P_4_10 + -2'P_4_11 + -2'P_4_12 + -2'P_4_13 + -2'P_4_14 + -2'P_4_15 + -2'P_4_16 + -2'P_4_17 + -2'P_4_18 + -2'P_4_19 + -2'P_4_20 + -2'P_4_21 + -2'P_4_22 + -2'P_4_23 + -2'P_4_24 + -2'P_4_25 + -2'P_4_26 + -2'P_4_27 + -1'P_4_28 + -1'P_5_2 + -2'P_5_3 + -3'P_5_4 + -3'P_5_5 + -3'P_5_6 + -3'P_5_7 + -3'P_5_8 + -3'P_5_9 + -3'P_5_10 + -3'P_5_11 + -3'P_5_12 + -3'P_5_13 + -3'P_5_14 + -3'P_5_15 + -3'P_5_16 + -3'P_5_17 + -3'P_5_18 + -3'P_5_19 + -3'P_5_20 + -3'P_5_21 + -3'P_5_22 + -3'P_5_23 + -3'P_5_24 + -3'P_5_25 + -3'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_2 + -2'P_6_3 + -3'P_6_4 + -4'P_6_5 + -4'P_6_6 + -4'P_6_7 + -4'P_6_8 + -4'P_6_9 + -4'P_6_10 + -4'P_6_11 + -4'P_6_12 + -4'P_6_13 + -4'P_6_14 + -4'P_6_15 + -4'P_6_16 + -4'P_6_17 + -4'P_6_18 + -4'P_6_19 + -4'P_6_20 + -4'P_6_21 + -4'P_6_22 + -4'P_6_23 + -4'P_6_24 + -4'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_2 + -2'P_7_3 + -3'P_7_4 + -4'P_7_5 + -5'P_7_6 + -5'P_7_7 + -5'P_7_8 + -5'P_7_9 + -5'P_7_10 + -5'P_7_11 + -5'P_7_12 + -5'P_7_13 + -5'P_7_14 + -5'P_7_15 + -5'P_7_16 + -5'P_7_17 + -5'P_7_18 + -5'P_7_19 + -5'P_7_20 + -5'P_7_21 + -5'P_7_22 + -5'P_7_23 + -5'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_2 + -2'P_8_3 + -3'P_8_4 + -4'P_8_5 + -5'P_8_6 + -6'P_8_7 + -6'P_8_8 + -6'P_8_9 + -6'P_8_10 + -6'P_8_11 + -6'P_8_12 + -6'P_8_13 + -6'P_8_14 + -6'P_8_15 + -6'P_8_16 + -6'P_8_17 + -6'P_8_18 + -6'P_8_19 + -6'P_8_20 + -6'P_8_21 + -6'P_8_22 + -6'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_2 + -2'P_9_3 + -3'P_9_4 + -4'P_9_5 + -5'P_9_6 + -6'P_9_7 + -7'P_9_8 + -7'P_9_9 + -7'P_9_10 + -7'P_9_11 + -7'P_9_12 + -7'P_9_13 + -7'P_9_14 + -7'P_9_15 + -7'P_9_16 + -7'P_9_17 + -7'P_9_18 + -7'P_9_19 + -7'P_9_20 + -7'P_9_21 + -7'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_2 + -2'P_10_3 + -3'P_10_4 + -4'P_10_5 + -5'P_10_6 + -6'P_10_7 + -7'P_10_8 + -8'P_10_9 + -8'P_10_10 + -8'P_10_11 + -8'P_10_12 + -8'P_10_13 + -8'P_10_14 + -8'P_10_15 + -8'P_10_16 + -8'P_10_17 + -8'P_10_18 + -8'P_10_19 + -8'P_10_20 + -8'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_2 + -2'P_11_3 + -3'P_11_4 + -4'P_11_5 + -5'P_11_6 + -6'P_11_7 + -7'P_11_8 + -8'P_11_9 + -9'P_11_10 + -9'P_11_11 + -9'P_11_12 + -9'P_11_13 + -9'P_11_14 + -9'P_11_15 + -9'P_11_16 + -9'P_11_17 + -9'P_11_18 + -9'P_11_19 + -9'P_11_20 + -8'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_2 + -2'P_12_3 + -3'P_12_4 + -4'P_12_5 + -5'P_12_6 + -6'P_12_7 + -7'P_12_8 + -8'P_12_9 + -9'P_12_10 + -10'P_12_11 + -10'P_12_12 + -10'P_12_13 + -10'P_12_14 + -10'P_12_15 + -10'P_12_16 + -10'P_12_17 + -10'P_12_18 + -10'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_2 + -2'P_13_3 + -3'P_13_4 + -4'P_13_5 + -5'P_13_6 + -6'P_13_7 + -7'P_13_8 + -8'P_13_9 + -9'P_13_10 + -10'P_13_11 + -11'P_13_12 + -11'P_13_13 + -11'P_13_14 + -11'P_13_15 + -11'P_13_16 + -11'P_13_17 + -11'P_13_18 + -10'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_2 + -2'P_14_3 + -3'P_14_4 + -4'P_14_5 + -5'P_14_6 + -6'P_14_7 + -7'P_14_8 + -8'P_14_9 + -9'P_14_10 + -10'P_14_11 + -11'P_14_12 + -12'P_14_13 + -12'P_14_14 + -12'P_14_15 + -12'P_14_16 + -12'P_14_17 + -11'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_2 + -2'P_15_3 + -3'P_15_4 + -4'P_15_5 + -5'P_15_6 + -6'P_15_7 + -7'P_15_8 + -8'P_15_9 + -9'P_15_10 + -10'P_15_11 + -11'P_15_12 + -12'P_15_13 + -13'P_15_14 + -13'P_15_15 + -13'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_2 + -2'P_16_3 + -3'P_16_4 + -4'P_16_5 + -5'P_16_6 + -6'P_16_7 + -7'P_16_8 + -8'P_16_9 + -9'P_16_10 + -10'P_16_11 + -11'P_16_12 + -12'P_16_13 + -13'P_16_14 + -14'P_16_15 + -13'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_2 + -2'P_17_3 + -3'P_17_4 + -4'P_17_5 + -5'P_17_6 + -6'P_17_7 + -7'P_17_8 + -8'P_17_9 + -9'P_17_10 + -10'P_17_11 + -11'P_17_12 + -12'P_17_13 + -13'P_17_14 + -13'P_17_15 + -13'P_17_16 + -12'P_17_17 + -11'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_2 + -2'P_18_3 + -3'P_18_4 + -4'P_18_5 + -5'P_18_6 + -6'P_18_7 + -7'P_18_8 + -8'P_18_9 + -9'P_18_10 + -10'P_18_11 + -11'P_18_12 + -12'P_18_13 + -12'P_18_14 + -12'P_18_15 + -12'P_18_16 + -12'P_18_17 + -11'P_18_18 + -10'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_2 + -2'P_19_3 + -3'P_19_4 + -4'P_19_5 + -5'P_19_6 + -6'P_19_7 + -7'P_19_8 + -8'P_19_9 + -9'P_19_10 + -10'P_19_11 + -11'P_19_12 + -11'P_19_13 + -11'P_19_14 + -11'P_19_15 + -11'P_19_16 + -11'P_19_17 + -11'P_19_18 + -10'P_19_19 + -9'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_2 + -2'P_20_3 + -3'P_20_4 + -4'P_20_5 + -5'P_20_6 + -6'P_20_7 + -7'P_20_8 + -8'P_20_9 + -9'P_20_10 + -10'P_20_11 + -10'P_20_12 + -10'P_20_13 + -10'P_20_14 + -10'P_20_15 + -10'P_20_16 + -10'P_20_17 + -10'P_20_18 + -10'P_20_19 + -9'P_20_20 + -8'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_2 + -2'P_21_3 + -3'P_21_4 + -4'P_21_5 + -5'P_21_6 + -6'P_21_7 + -7'P_21_8 + -8'P_21_9 + -9'P_21_10 + -9'P_21_11 + -9'P_21_12 + -9'P_21_13 + -9'P_21_14 + -9'P_21_15 + -9'P_21_16 + -9'P_21_17 + -9'P_21_18 + -9'P_21_19 + -9'P_21_20 + -8'P_21_21 + -7'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_2 + -2'P_22_3 + -3'P_22_4 + -4'P_22_5 + -5'P_22_6 + -6'P_22_7 + -7'P_22_8 + -8'P_22_9 + -8'P_22_10 + -8'P_22_11 + -8'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -8'P_22_18 + -8'P_22_19 + -8'P_22_20 + -8'P_22_21 + -7'P_22_22 + -6'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_2 + -2'P_23_3 + -3'P_23_4 + -4'P_23_5 + -5'P_23_6 + -6'P_23_7 + -7'P_23_8 + -7'P_23_9 + -7'P_23_10 + -7'P_23_11 + -7'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -7'P_23_18 + -7'P_23_19 + -7'P_23_20 + -7'P_23_21 + -7'P_23_22 + -6'P_23_23 + -5'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_2 + -2'P_24_3 + -3'P_24_4 + -4'P_24_5 + -5'P_24_6 + -6'P_24_7 + -6'P_24_8 + -6'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -6'P_24_21 + -6'P_24_22 + -6'P_24_23 + -5'P_24_24 + -4'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_2 + -2'P_25_3 + -3'P_25_4 + -4'P_25_5 + -5'P_25_6 + -5'P_25_7 + -5'P_25_8 + -5'P_25_9 + -5'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -5'P_25_20 + -5'P_25_21 + -5'P_25_22 + -5'P_25_23 + -5'P_25_24 + -4'P_25_25 + -3'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_2 + -2'P_26_3 + -3'P_26_4 + -4'P_26_5 + -4'P_26_6 + -4'P_26_7 + -4'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -4'P_26_22 + -4'P_26_23 + -4'P_26_24 + -4'P_26_25 + -3'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_2 + -2'P_27_3 + -3'P_27_4 + -3'P_27_5 + -3'P_27_6 + -3'P_27_7 + -3'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -3'P_27_22 + -3'P_27_23 + -3'P_27_24 + -3'P_27_25 + -3'P_27_26 + -2'P_27_27 + -1'P_27_28 + -1'P_28_2 + -2'P_28_3 + -2'P_28_4 + -2'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -2'P_28_25 + -2'P_28_26 + -2'P_28_27 + -1'P_28_28 + -1'P_29_2 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + -1'P_29_28 + -1'cX_3 + -2'cX_4 + -3'cX_5 + -4'cX_6 + -5'cX_7 + -6'cX_8 + -7'cX_9 + -8'cX_10 + -9'cX_11 + -10'cX_12 + -11'cX_13 + -12'cX_14 + -13'cX_15 + -14'cX_16 + -15'cX_17 + -16'cX_18 + -17'cX_19 + -18'cX_20 + -19'cX_21 + -20'cX_22 + -21'cX_23 + -22'cX_24 + -23'cX_25 + -24'cX_26 + -25'cX_27 + -26'cX_28 + -27'cX_29 + -1'cY_2 + -2'cY_3 + -3'cY_4 + -4'cY_5 + -5'cY_6 + -6'cY_7 + -7'cY_8 + -8'cY_9 + -9'cY_10 + -10'cY_11 + -11'cY_12 + -12'cY_13 + -13'cY_14 + -14'cY_15 + -15'cY_16 + -16'cY_17 + -17'cY_18 + -18'cY_19 + -19'cY_20 + -20'cY_21 + -21'cY_22 + -22'cY_23 + -23'cY_24 + -24'cY_25 + -25'cY_26 + -26'cY_27 + -27'cY_28 + -28'cY_29 + 14'L_0 + 14'L_1 + 13'L_2 + 13'L_3 + 12'L_4 + 12'L_5 + 11'L_6 + 11'L_7 + 10'L_8 + 10'L_9 + 9'L_10 + 9'L_11 + 8'L_12 + 8'L_13 + 7'L_14 + 7'L_15 + 6'L_16 + 6'L_17 + 5'L_18 + 5'L_19 + 4'L_20 + 4'L_21 + 3'L_22 + 3'L_23 + 2'L_24 + 2'L_25 + L_26 + L_27 + -1'L_30 + L_33 + L_34 + 2'L_35 + 2'L_36 + 3'L_37 + 3'L_38 + 4'L_39 + 4'L_40 + 5'L_41 + 5'L_42 + 6'L_43 + 6'L_44 + 7'L_45 + 7'L_46 + 8'L_47 + 8'L_48 + 9'L_49 + 9'L_50 + 10'L_51 + 10'L_52 + 11'L_53 + 11'L_54 + 12'L_55 + 12'L_56 + 13'L_57 + 13'L_58 + R_2 + R_4 + R_5 + 2'R_6 + 2'R_7 + 3'R_8 + 3'R_9 + 4'R_10 + 4'R_11 + 5'R_12 + 5'R_13 + 6'R_14 + 6'R_15 + 7'R_16 + 7'R_17 + 8'R_18 + 8'R_19 + 9'R_20 + 9'R_21 + 10'R_22 + 10'R_23 + 11'R_24 + 11'R_25 + 12'R_26 + 12'R_27 + 13'R_28 + 13'R_29 + 14'R_30 + 14'R_31 + 15'R_32 + 16'R_33 + 18'R_34 + 19'R_35 + 21'R_36 + 22'R_37 + 24'R_38 + 25'R_39 + 27'R_40 + 28'R_41 + 30'R_42 + 31'R_43 + 33'R_44 + 34'R_45 + 36'R_46 + 37'R_47 + 39'R_48 + 40'R_49 + 42'R_50 + 43'R_51 + 45'R_52 + 46'R_53 + 48'R_54 + 49'R_55 + 51'R_56 + 52'R_57 + 54'R_58 + 55'R_59 = 798
invariant :P_1_12 + -1'P_3_11 + -1'P_3_12 + -1'P_3_13 + -1'P_4_10 + -2'P_4_11 + -2'P_4_12 + -2'P_4_13 + -1'P_4_14 + -1'P_5_9 + -2'P_5_10 + -3'P_5_11 + -3'P_5_12 + -3'P_5_13 + -2'P_5_14 + -1'P_5_15 + -1'P_6_8 + -2'P_6_9 + -3'P_6_10 + -4'P_6_11 + -4'P_6_12 + -4'P_6_13 + -3'P_6_14 + -2'P_6_15 + -1'P_6_16 + -1'P_7_7 + -2'P_7_8 + -3'P_7_9 + -4'P_7_10 + -5'P_7_11 + -5'P_7_12 + -5'P_7_13 + -4'P_7_14 + -3'P_7_15 + -2'P_7_16 + -1'P_7_17 + -1'P_8_6 + -2'P_8_7 + -3'P_8_8 + -4'P_8_9 + -5'P_8_10 + -6'P_8_11 + -6'P_8_12 + -6'P_8_13 + -5'P_8_14 + -4'P_8_15 + -3'P_8_16 + -2'P_8_17 + -1'P_8_18 + -1'P_9_5 + -2'P_9_6 + -3'P_9_7 + -4'P_9_8 + -5'P_9_9 + -6'P_9_10 + -7'P_9_11 + -7'P_9_12 + -7'P_9_13 + -6'P_9_14 + -5'P_9_15 + -4'P_9_16 + -3'P_9_17 + -2'P_9_18 + -1'P_9_19 + -1'P_10_4 + -2'P_10_5 + -3'P_10_6 + -4'P_10_7 + -5'P_10_8 + -6'P_10_9 + -7'P_10_10 + -8'P_10_11 + -8'P_10_12 + -8'P_10_13 + -7'P_10_14 + -6'P_10_15 + -5'P_10_16 + -4'P_10_17 + -3'P_10_18 + -2'P_10_19 + -1'P_10_20 + -1'P_11_3 + -2'P_11_4 + -3'P_11_5 + -4'P_11_6 + -5'P_11_7 + -6'P_11_8 + -7'P_11_9 + -8'P_11_10 + -9'P_11_11 + -9'P_11_12 + -9'P_11_13 + -8'P_11_14 + -7'P_11_15 + -6'P_11_16 + -5'P_11_17 + -4'P_11_18 + -3'P_11_19 + -2'P_11_20 + -1'P_11_21 + -1'P_12_2 + -2'P_12_3 + -3'P_12_4 + -4'P_12_5 + -5'P_12_6 + -6'P_12_7 + -7'P_12_8 + -8'P_12_9 + -9'P_12_10 + -10'P_12_11 + -10'P_12_12 + -10'P_12_13 + -9'P_12_14 + -8'P_12_15 + -7'P_12_16 + -6'P_12_17 + -5'P_12_18 + -4'P_12_19 + -3'P_12_20 + -2'P_12_21 + -1'P_12_22 + -1'P_13_2 + -2'P_13_3 + -3'P_13_4 + -4'P_13_5 + -5'P_13_6 + -6'P_13_7 + -7'P_13_8 + -8'P_13_9 + -9'P_13_10 + -10'P_13_11 + -10'P_13_12 + -10'P_13_13 + -9'P_13_14 + -8'P_13_15 + -7'P_13_16 + -6'P_13_17 + -5'P_13_18 + -4'P_13_19 + -3'P_13_20 + -2'P_13_21 + -1'P_13_22 + P_13_24 + P_13_25 + P_13_26 + P_13_27 + P_13_28 + -1'P_14_3 + -2'P_14_4 + -3'P_14_5 + -4'P_14_6 + -5'P_14_7 + -6'P_14_8 + -7'P_14_9 + -8'P_14_10 + -9'P_14_11 + -9'P_14_12 + -9'P_14_13 + -8'P_14_14 + -7'P_14_15 + -6'P_14_16 + -5'P_14_17 + -4'P_14_18 + -3'P_14_19 + -2'P_14_20 + -1'P_14_21 + P_14_23 + 2'P_14_24 + 3'P_14_25 + 3'P_14_26 + 3'P_14_27 + 2'P_14_28 + -1'P_15_4 + -2'P_15_5 + -3'P_15_6 + -4'P_15_7 + -5'P_15_8 + -6'P_15_9 + -7'P_15_10 + -8'P_15_11 + -8'P_15_12 + -8'P_15_13 + -7'P_15_14 + -6'P_15_15 + -5'P_15_16 + -4'P_15_17 + -3'P_15_18 + -2'P_15_19 + -1'P_15_20 + P_15_22 + 2'P_15_23 + 3'P_15_24 + 4'P_15_25 + 5'P_15_26 + 4'P_15_27 + 2'P_15_28 + -1'P_16_5 + -2'P_16_6 + -3'P_16_7 + -4'P_16_8 + -5'P_16_9 + -6'P_16_10 + -7'P_16_11 + -7'P_16_12 + -7'P_16_13 + -6'P_16_14 + -5'P_16_15 + -4'P_16_16 + -3'P_16_17 + -2'P_16_18 + -1'P_16_19 + P_16_21 + 2'P_16_22 + 3'P_16_23 + 4'P_16_24 + 5'P_16_25 + 5'P_16_26 + 4'P_16_27 + 2'P_16_28 + -1'P_17_6 + -2'P_17_7 + -3'P_17_8 + -4'P_17_9 + -5'P_17_10 + -6'P_17_11 + -6'P_17_12 + -6'P_17_13 + -5'P_17_14 + -4'P_17_15 + -3'P_17_16 + -2'P_17_17 + -1'P_17_18 + P_17_20 + 2'P_17_21 + 3'P_17_22 + 4'P_17_23 + 5'P_17_24 + 5'P_17_25 + 4'P_17_26 + 3'P_17_27 + 2'P_17_28 + -1'P_18_7 + -2'P_18_8 + -3'P_18_9 + -4'P_18_10 + -5'P_18_11 + -5'P_18_12 + -5'P_18_13 + -4'P_18_14 + -3'P_18_15 + -2'P_18_16 + -1'P_18_17 + P_18_19 + 2'P_18_20 + 3'P_18_21 + 4'P_18_22 + 5'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + -1'P_19_8 + -2'P_19_9 + -3'P_19_10 + -4'P_19_11 + -4'P_19_12 + -4'P_19_13 + -3'P_19_14 + -2'P_19_15 + -1'P_19_16 + P_19_18 + 2'P_19_19 + 3'P_19_20 + 4'P_19_21 + 5'P_19_22 + 5'P_19_23 + 4'P_19_24 + 3'P_19_25 + 2'P_19_26 + P_19_27 + -1'P_20_9 + -2'P_20_10 + -3'P_20_11 + -3'P_20_12 + -3'P_20_13 + -2'P_20_14 + -1'P_20_15 + P_20_17 + 2'P_20_18 + 3'P_20_19 + 4'P_20_20 + 5'P_20_21 + 5'P_20_22 + 4'P_20_23 + 3'P_20_24 + 2'P_20_25 + P_20_26 + -1'P_21_10 + -2'P_21_11 + -2'P_21_12 + -2'P_21_13 + -1'P_21_14 + P_21_16 + 2'P_21_17 + 3'P_21_18 + 4'P_21_19 + 5'P_21_20 + 5'P_21_21 + 4'P_21_22 + 3'P_21_23 + 2'P_21_24 + P_21_25 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + P_22_15 + 2'P_22_16 + 3'P_22_17 + 4'P_22_18 + 5'P_22_19 + 5'P_22_20 + 4'P_22_21 + 3'P_22_22 + 2'P_22_23 + P_22_24 + P_23_14 + 2'P_23_15 + 3'P_23_16 + 4'P_23_17 + 5'P_23_18 + 5'P_23_19 + 4'P_23_20 + 3'P_23_21 + 2'P_23_22 + P_23_23 + P_24_12 + P_24_13 + 2'P_24_14 + 3'P_24_15 + 4'P_24_16 + 5'P_24_17 + 5'P_24_18 + 4'P_24_19 + 3'P_24_20 + 2'P_24_21 + P_24_22 + P_25_12 + 2'P_25_13 + 3'P_25_14 + 4'P_25_15 + 5'P_25_16 + 5'P_25_17 + 4'P_25_18 + 3'P_25_19 + 2'P_25_20 + P_25_21 + P_26_12 + 2'P_26_13 + 4'P_26_14 + 5'P_26_15 + 5'P_26_16 + 4'P_26_17 + 3'P_26_18 + 2'P_26_19 + P_26_20 + P_27_12 + 2'P_27_13 + 4'P_27_14 + 5'P_27_15 + 4'P_27_16 + 3'P_27_17 + 2'P_27_18 + P_27_19 + P_28_12 + 2'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 2'P_28_17 + P_28_18 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + cX_13 + 3'cX_14 + 5'cX_15 + 7'cX_16 + 9'cX_17 + 11'cX_18 + 13'cX_19 + 15'cX_20 + 17'cX_21 + 19'cX_22 + 21'cX_23 + 23'cX_24 + 25'cX_25 + 27'cX_26 + 29'cX_27 + 31'cX_28 + 33'cX_29 + cY_12 + 2'cY_13 + 4'cY_14 + 6'cY_15 + 8'cY_16 + 10'cY_17 + 12'cY_18 + 14'cY_19 + 16'cY_20 + 18'cY_21 + 20'cY_22 + 22'cY_23 + 24'cY_24 + 26'cY_25 + 28'cY_26 + 30'cY_27 + 32'cY_28 + 34'cY_29 + -18'L_0 + -17'L_1 + -16'L_2 + -15'L_3 + -14'L_4 + -13'L_5 + -12'L_6 + -11'L_7 + -10'L_8 + -9'L_9 + -8'L_10 + -7'L_11 + -6'L_12 + -5'L_13 + -4'L_14 + -3'L_15 + -2'L_16 + -1'L_17 + -1'L_42 + -2'L_43 + -3'L_44 + -4'L_45 + -5'L_46 + -6'L_47 + -7'L_48 + -8'L_49 + -9'L_50 + -10'L_51 + -11'L_52 + -12'L_53 + -13'L_54 + -14'L_55 + -15'L_56 + -16'L_57 + -17'L_58 + -1'R_15 + -2'R_16 + -3'R_17 + -4'R_18 + -5'R_19 + -6'R_20 + -7'R_21 + -8'R_22 + -9'R_23 + -10'R_24 + -11'R_25 + -12'R_26 + -13'R_27 + -14'R_28 + -15'R_29 + -16'R_30 + -17'R_31 + -18'R_32 + -19'R_33 + -20'R_34 + -21'R_35 + -22'R_36 + -23'R_37 + -24'R_38 + -25'R_39 + -26'R_40 + -27'R_41 + -28'R_42 + -30'R_43 + -33'R_44 + -36'R_45 + -39'R_46 + -42'R_47 + -45'R_48 + -47'R_49 + -49'R_50 + -51'R_51 + -53'R_52 + -55'R_53 + -57'R_54 + -59'R_55 + -61'R_56 + -63'R_57 + -65'R_58 + -67'R_59 = -986
invariant :P_2_5 + P_3_4 + P_3_5 + P_3_6 + P_4_3 + P_4_4 + 2'P_4_5 + P_4_6 + P_4_7 + P_5_2 + P_5_3 + 2'P_5_4 + 2'P_5_5 + 2'P_5_6 + P_5_7 + P_5_8 + P_6_3 + P_6_4 + 2'P_6_5 + P_6_6 + P_6_7 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_6_26 + -1'P_6_27 + -1'P_6_28 + P_7_4 + P_7_5 + P_7_6 + -1'P_7_9 + -1'P_7_10 + -2'P_7_11 + -2'P_7_12 + -2'P_7_13 + -2'P_7_14 + -2'P_7_15 + -2'P_7_16 + -2'P_7_17 + -2'P_7_18 + -2'P_7_19 + -2'P_7_20 + -2'P_7_21 + -2'P_7_22 + -2'P_7_23 + -2'P_7_24 + -2'P_7_25 + -2'P_7_26 + -2'P_7_27 + -1'P_7_28 + P_8_5 + -1'P_8_8 + -1'P_8_9 + -2'P_8_10 + -2'P_8_11 + -3'P_8_12 + -3'P_8_13 + -3'P_8_14 + -3'P_8_15 + -3'P_8_16 + -3'P_8_17 + -3'P_8_18 + -3'P_8_19 + -3'P_8_20 + -3'P_8_21 + -3'P_8_22 + -3'P_8_23 + -3'P_8_24 + -3'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_7 + -1'P_9_8 + -2'P_9_9 + -2'P_9_10 + -3'P_9_11 + -3'P_9_12 + -4'P_9_13 + -4'P_9_14 + -4'P_9_15 + -4'P_9_16 + -4'P_9_17 + -4'P_9_18 + -4'P_9_19 + -4'P_9_20 + -4'P_9_21 + -4'P_9_22 + -4'P_9_23 + -4'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_6 + -1'P_10_7 + -2'P_10_8 + -2'P_10_9 + -3'P_10_10 + -3'P_10_11 + -4'P_10_12 + -4'P_10_13 + -5'P_10_14 + -5'P_10_15 + -5'P_10_16 + -5'P_10_17 + -5'P_10_18 + -5'P_10_19 + -5'P_10_20 + -5'P_10_21 + -5'P_10_22 + -5'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_6 + -2'P_11_7 + -2'P_11_8 + -3'P_11_9 + -3'P_11_10 + -4'P_11_11 + -4'P_11_12 + -5'P_11_13 + -5'P_11_14 + -6'P_11_15 + -6'P_11_16 + -6'P_11_17 + -6'P_11_18 + -6'P_11_19 + -6'P_11_20 + -6'P_11_21 + -6'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_6 + -2'P_12_7 + -3'P_12_8 + -3'P_12_9 + -4'P_12_10 + -4'P_12_11 + -5'P_12_12 + -5'P_12_13 + -6'P_12_14 + -6'P_12_15 + -7'P_12_16 + -7'P_12_17 + -7'P_12_18 + -7'P_12_19 + -7'P_12_20 + -7'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_6 + -2'P_13_7 + -3'P_13_8 + -4'P_13_9 + -4'P_13_10 + -5'P_13_11 + -5'P_13_12 + -6'P_13_13 + -6'P_13_14 + -7'P_13_15 + -7'P_13_16 + -8'P_13_17 + -8'P_13_18 + -8'P_13_19 + -8'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_6 + -2'P_14_7 + -3'P_14_8 + -4'P_14_9 + -5'P_14_10 + -5'P_14_11 + -6'P_14_12 + -6'P_14_13 + -7'P_14_14 + -7'P_14_15 + -8'P_14_16 + -8'P_14_17 + -9'P_14_18 + -9'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_6 + -2'P_15_7 + -3'P_15_8 + -4'P_15_9 + -5'P_15_10 + -6'P_15_11 + -6'P_15_12 + -7'P_15_13 + -7'P_15_14 + -8'P_15_15 + -8'P_15_16 + -9'P_15_17 + -9'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_6 + -2'P_16_7 + -3'P_16_8 + -4'P_16_9 + -5'P_16_10 + -6'P_16_11 + -7'P_16_12 + -7'P_16_13 + -8'P_16_14 + -8'P_16_15 + -9'P_16_16 + -9'P_16_17 + -10'P_16_18 + -9'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_6 + -2'P_17_7 + -3'P_17_8 + -4'P_17_9 + -5'P_17_10 + -6'P_17_11 + -7'P_17_12 + -8'P_17_13 + -8'P_17_14 + -9'P_17_15 + -9'P_17_16 + -10'P_17_17 + -9'P_17_18 + -9'P_17_19 + -8'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_6 + -2'P_18_7 + -3'P_18_8 + -4'P_18_9 + -5'P_18_10 + -6'P_18_11 + -7'P_18_12 + -8'P_18_13 + -9'P_18_14 + -9'P_18_15 + -10'P_18_16 + -9'P_18_17 + -9'P_18_18 + -8'P_18_19 + -8'P_18_20 + -7'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_6 + -2'P_19_7 + -3'P_19_8 + -4'P_19_9 + -5'P_19_10 + -6'P_19_11 + -7'P_19_12 + -8'P_19_13 + -9'P_19_14 + -10'P_19_15 + -9'P_19_16 + -9'P_19_17 + -8'P_19_18 + -8'P_19_19 + -7'P_19_20 + -7'P_19_21 + -6'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_6 + -2'P_20_7 + -3'P_20_8 + -4'P_20_9 + -5'P_20_10 + -6'P_20_11 + -7'P_20_12 + -8'P_20_13 + -9'P_20_14 + -9'P_20_15 + -9'P_20_16 + -8'P_20_17 + -8'P_20_18 + -7'P_20_19 + -7'P_20_20 + -6'P_20_21 + -6'P_20_22 + -5'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_6 + -2'P_21_7 + -3'P_21_8 + -4'P_21_9 + -5'P_21_10 + -6'P_21_11 + -7'P_21_12 + -8'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -8'P_21_17 + -7'P_21_18 + -7'P_21_19 + -6'P_21_20 + -6'P_21_21 + -5'P_21_22 + -5'P_21_23 + -4'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_6 + -2'P_22_7 + -3'P_22_8 + -4'P_22_9 + -5'P_22_10 + -6'P_22_11 + -7'P_22_12 + -7'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -7'P_22_17 + -7'P_22_18 + -6'P_22_19 + -6'P_22_20 + -5'P_22_21 + -5'P_22_22 + -4'P_22_23 + -4'P_22_24 + -3'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_6 + -2'P_23_7 + -3'P_23_8 + -4'P_23_9 + -5'P_23_10 + -6'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -6'P_23_19 + -5'P_23_20 + -5'P_23_21 + -4'P_23_22 + -4'P_23_23 + -3'P_23_24 + -3'P_23_25 + -2'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_6 + -2'P_24_7 + -3'P_24_8 + -4'P_24_9 + -5'P_24_10 + -5'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -5'P_24_19 + -5'P_24_20 + -4'P_24_21 + -4'P_24_22 + -3'P_24_23 + -3'P_24_24 + -2'P_24_25 + -2'P_24_26 + -1'P_24_27 + -1'P_24_28 + -1'P_25_6 + -2'P_25_7 + -3'P_25_8 + -4'P_25_9 + -4'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -4'P_25_20 + -4'P_25_21 + -3'P_25_22 + -3'P_25_23 + -2'P_25_24 + -2'P_25_25 + -1'P_25_26 + -1'P_25_27 + -1'P_26_6 + -2'P_26_7 + -3'P_26_8 + -3'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -3'P_26_21 + -3'P_26_22 + -2'P_26_23 + -2'P_26_24 + -1'P_26_25 + -1'P_26_26 + -1'P_27_6 + -2'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -2'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'cX_6 + -2'cX_7 + -3'cX_8 + -4'cX_9 + -5'cX_10 + -6'cX_11 + -7'cX_12 + -8'cX_13 + -9'cX_14 + -10'cX_15 + -11'cX_16 + -12'cX_17 + -13'cX_18 + -14'cX_19 + -15'cX_20 + -16'cX_21 + -17'cX_22 + -18'cX_23 + -19'cX_24 + -20'cX_25 + -21'cX_26 + -22'cX_27 + -23'cX_28 + -24'cX_29 + -1'cY_6 + -2'cY_7 + -3'cY_8 + -4'cY_9 + -5'cY_10 + -6'cY_11 + -7'cY_12 + -8'cY_13 + -9'cY_14 + -10'cY_15 + -11'cY_16 + -12'cY_17 + -13'cY_18 + -14'cY_19 + -15'cY_20 + -16'cY_21 + -17'cY_22 + -18'cY_23 + -19'cY_24 + -20'cY_25 + -21'cY_26 + -22'cY_27 + -23'cY_28 + -24'cY_29 + 12'L_0 + 12'L_1 + 11'L_2 + 11'L_3 + 10'L_4 + 10'L_5 + 9'L_6 + 9'L_7 + 8'L_8 + 8'L_9 + 7'L_10 + 7'L_11 + 6'L_12 + 6'L_13 + 5'L_14 + 5'L_15 + 4'L_16 + 4'L_17 + 3'L_18 + 3'L_19 + 2'L_20 + 2'L_21 + L_22 + L_23 + L_35 + L_36 + 2'L_37 + 2'L_38 + 3'L_39 + 3'L_40 + 4'L_41 + 4'L_42 + 5'L_43 + 5'L_44 + 6'L_45 + 6'L_46 + 7'L_47 + 7'L_48 + 8'L_49 + 8'L_50 + 9'L_51 + 9'L_52 + 10'L_53 + 10'L_54 + 11'L_55 + 11'L_56 + 12'L_57 + 12'L_58 + R_8 + R_9 + 2'R_10 + 2'R_11 + 3'R_12 + 3'R_13 + 4'R_14 + 4'R_15 + 5'R_16 + 5'R_17 + 6'R_18 + 6'R_19 + 7'R_20 + 7'R_21 + 8'R_22 + 8'R_23 + 9'R_24 + 9'R_25 + 10'R_26 + 10'R_27 + 11'R_28 + 11'R_29 + 12'R_30 + 12'R_31 + 13'R_32 + 13'R_33 + 14'R_34 + 14'R_35 + 16'R_36 + 17'R_37 + 19'R_38 + 20'R_39 + 22'R_40 + 23'R_41 + 25'R_42 + 26'R_43 + 28'R_44 + 29'R_45 + 31'R_46 + 32'R_47 + 34'R_48 + 35'R_49 + 37'R_50 + 38'R_51 + 40'R_52 + 41'R_53 + 43'R_54 + 44'R_55 + 45'R_56 + 46'R_57 + 47'R_58 + 48'R_59 = 708
invariant :P_26_1 + P_26_2 + P_26_3 + P_26_4 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_26_26 + P_26_27 + P_26_28 + P_27_2 + P_27_3 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_27_26 + P_27_27 + P_28_3 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -4
invariant :P_18_1 + P_18_2 + P_18_3 + P_18_4 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_18_26 + P_18_27 + P_18_28 + P_19_2 + P_19_3 + P_19_4 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_19_26 + P_19_27 + P_20_3 + P_20_4 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_20_26 + P_21_4 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -12
invariant :P_1_2 + P_3_4 + P_3_5 + P_3_6 + P_3_7 + P_3_8 + P_3_9 + P_3_10 + P_3_11 + P_3_12 + P_3_13 + P_3_14 + P_3_15 + P_3_16 + P_3_17 + P_3_18 + P_3_19 + P_3_20 + P_3_21 + P_3_22 + P_3_23 + P_3_24 + P_3_25 + P_3_26 + P_3_27 + P_3_28 + P_4_2 + P_4_3 + 2'P_4_4 + 3'P_4_5 + 3'P_4_6 + 3'P_4_7 + 3'P_4_8 + 3'P_4_9 + 3'P_4_10 + 3'P_4_11 + 3'P_4_12 + 3'P_4_13 + 3'P_4_14 + 3'P_4_15 + 3'P_4_16 + 3'P_4_17 + 3'P_4_18 + 3'P_4_19 + 3'P_4_20 + 3'P_4_21 + 3'P_4_22 + 3'P_4_23 + 3'P_4_24 + 3'P_4_25 + 3'P_4_26 + 3'P_4_27 + 2'P_4_28 + P_5_2 + 2'P_5_3 + 3'P_5_4 + 4'P_5_5 + 5'P_5_6 + 5'P_5_7 + 5'P_5_8 + 5'P_5_9 + 5'P_5_10 + 5'P_5_11 + 5'P_5_12 + 5'P_5_13 + 5'P_5_14 + 5'P_5_15 + 5'P_5_16 + 5'P_5_17 + 5'P_5_18 + 5'P_5_19 + 5'P_5_20 + 5'P_5_21 + 5'P_5_22 + 5'P_5_23 + 5'P_5_24 + 5'P_5_25 + 5'P_5_26 + 4'P_5_27 + 2'P_5_28 + P_6_2 + 2'P_6_3 + 4'P_6_4 + 5'P_6_5 + 6'P_6_6 + 7'P_6_7 + 7'P_6_8 + 7'P_6_9 + 7'P_6_10 + 7'P_6_11 + 7'P_6_12 + 7'P_6_13 + 7'P_6_14 + 7'P_6_15 + 7'P_6_16 + 7'P_6_17 + 7'P_6_18 + 7'P_6_19 + 7'P_6_20 + 7'P_6_21 + 7'P_6_22 + 7'P_6_23 + 7'P_6_24 + 7'P_6_25 + 6'P_6_26 + 4'P_6_27 + 2'P_6_28 + P_7_2 + 2'P_7_3 + 4'P_7_4 + 6'P_7_5 + 7'P_7_6 + 8'P_7_7 + 9'P_7_8 + 9'P_7_9 + 9'P_7_10 + 9'P_7_11 + 9'P_7_12 + 9'P_7_13 + 9'P_7_14 + 9'P_7_15 + 9'P_7_16 + 9'P_7_17 + 9'P_7_18 + 9'P_7_19 + 9'P_7_20 + 9'P_7_21 + 9'P_7_22 + 9'P_7_23 + 9'P_7_24 + 8'P_7_25 + 6'P_7_26 + 4'P_7_27 + 2'P_7_28 + P_8_2 + 2'P_8_3 + 4'P_8_4 + 6'P_8_5 + 8'P_8_6 + 9'P_8_7 + 10'P_8_8 + 11'P_8_9 + 11'P_8_10 + 11'P_8_11 + 11'P_8_12 + 11'P_8_13 + 11'P_8_14 + 11'P_8_15 + 11'P_8_16 + 11'P_8_17 + 11'P_8_18 + 11'P_8_19 + 11'P_8_20 + 11'P_8_21 + 11'P_8_22 + 11'P_8_23 + 10'P_8_24 + 8'P_8_25 + 6'P_8_26 + 4'P_8_27 + 2'P_8_28 + P_9_2 + 2'P_9_3 + 4'P_9_4 + 6'P_9_5 + 8'P_9_6 + 10'P_9_7 + 11'P_9_8 + 12'P_9_9 + 13'P_9_10 + 13'P_9_11 + 13'P_9_12 + 13'P_9_13 + 13'P_9_14 + 13'P_9_15 + 13'P_9_16 + 13'P_9_17 + 13'P_9_18 + 13'P_9_19 + 13'P_9_20 + 13'P_9_21 + 13'P_9_22 + 12'P_9_23 + 10'P_9_24 + 8'P_9_25 + 6'P_9_26 + 4'P_9_27 + 2'P_9_28 + P_10_2 + 2'P_10_3 + 4'P_10_4 + 6'P_10_5 + 8'P_10_6 + 10'P_10_7 + 12'P_10_8 + 13'P_10_9 + 14'P_10_10 + 15'P_10_11 + 15'P_10_12 + 15'P_10_13 + 15'P_10_14 + 15'P_10_15 + 15'P_10_16 + 15'P_10_17 + 15'P_10_18 + 15'P_10_19 + 15'P_10_20 + 15'P_10_21 + 14'P_10_22 + 12'P_10_23 + 10'P_10_24 + 8'P_10_25 + 6'P_10_26 + 4'P_10_27 + 2'P_10_28 + P_11_2 + 2'P_11_3 + 4'P_11_4 + 6'P_11_5 + 8'P_11_6 + 10'P_11_7 + 12'P_11_8 + 14'P_11_9 + 15'P_11_10 + 16'P_11_11 + 17'P_11_12 + 17'P_11_13 + 17'P_11_14 + 17'P_11_15 + 17'P_11_16 + 17'P_11_17 + 17'P_11_18 + 17'P_11_19 + 17'P_11_20 + 16'P_11_21 + 14'P_11_22 + 12'P_11_23 + 10'P_11_24 + 8'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + P_12_2 + 2'P_12_3 + 4'P_12_4 + 6'P_12_5 + 8'P_12_6 + 10'P_12_7 + 12'P_12_8 + 14'P_12_9 + 16'P_12_10 + 17'P_12_11 + 18'P_12_12 + 19'P_12_13 + 19'P_12_14 + 19'P_12_15 + 19'P_12_16 + 19'P_12_17 + 19'P_12_18 + 19'P_12_19 + 18'P_12_20 + 16'P_12_21 + 14'P_12_22 + 12'P_12_23 + 10'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_2 + 2'P_13_3 + 4'P_13_4 + 6'P_13_5 + 8'P_13_6 + 10'P_13_7 + 12'P_13_8 + 14'P_13_9 + 16'P_13_10 + 18'P_13_11 + 19'P_13_12 + 20'P_13_13 + 21'P_13_14 + 21'P_13_15 + 21'P_13_16 + 21'P_13_17 + 21'P_13_18 + 20'P_13_19 + 18'P_13_20 + 16'P_13_21 + 14'P_13_22 + 12'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_2 + 2'P_14_3 + 4'P_14_4 + 6'P_14_5 + 8'P_14_6 + 10'P_14_7 + 12'P_14_8 + 14'P_14_9 + 16'P_14_10 + 18'P_14_11 + 20'P_14_12 + 21'P_14_13 + 22'P_14_14 + 23'P_14_15 + 23'P_14_16 + 23'P_14_17 + 22'P_14_18 + 20'P_14_19 + 18'P_14_20 + 16'P_14_21 + 14'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_2 + 2'P_15_3 + 4'P_15_4 + 6'P_15_5 + 8'P_15_6 + 10'P_15_7 + 12'P_15_8 + 14'P_15_9 + 16'P_15_10 + 18'P_15_11 + 20'P_15_12 + 22'P_15_13 + 23'P_15_14 + 24'P_15_15 + 25'P_15_16 + 24'P_15_17 + 22'P_15_18 + 20'P_15_19 + 18'P_15_20 + 16'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_2 + 2'P_16_3 + 4'P_16_4 + 6'P_16_5 + 8'P_16_6 + 10'P_16_7 + 12'P_16_8 + 14'P_16_9 + 16'P_16_10 + 18'P_16_11 + 20'P_16_12 + 22'P_16_13 + 24'P_16_14 + 25'P_16_15 + 25'P_16_16 + 24'P_16_17 + 22'P_16_18 + 20'P_16_19 + 18'P_16_20 + 16'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_2 + 2'P_17_3 + 4'P_17_4 + 6'P_17_5 + 8'P_17_6 + 10'P_17_7 + 12'P_17_8 + 14'P_17_9 + 16'P_17_10 + 18'P_17_11 + 20'P_17_12 + 22'P_17_13 + 24'P_17_14 + 25'P_17_15 + 24'P_17_16 + 23'P_17_17 + 22'P_17_18 + 20'P_17_19 + 18'P_17_20 + 16'P_17_21 + 14'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_2 + 2'P_18_3 + 4'P_18_4 + 6'P_18_5 + 8'P_18_6 + 10'P_18_7 + 12'P_18_8 + 14'P_18_9 + 16'P_18_10 + 18'P_18_11 + 20'P_18_12 + 22'P_18_13 + 23'P_18_14 + 23'P_18_15 + 23'P_18_16 + 22'P_18_17 + 21'P_18_18 + 20'P_18_19 + 18'P_18_20 + 16'P_18_21 + 14'P_18_22 + 12'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_2 + 2'P_19_3 + 4'P_19_4 + 6'P_19_5 + 8'P_19_6 + 10'P_19_7 + 12'P_19_8 + 14'P_19_9 + 16'P_19_10 + 18'P_19_11 + 20'P_19_12 + 21'P_19_13 + 21'P_19_14 + 21'P_19_15 + 21'P_19_16 + 21'P_19_17 + 20'P_19_18 + 19'P_19_19 + 18'P_19_20 + 16'P_19_21 + 14'P_19_22 + 12'P_19_23 + 10'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_2 + 2'P_20_3 + 4'P_20_4 + 6'P_20_5 + 8'P_20_6 + 10'P_20_7 + 12'P_20_8 + 14'P_20_9 + 16'P_20_10 + 18'P_20_11 + 19'P_20_12 + 19'P_20_13 + 19'P_20_14 + 19'P_20_15 + 19'P_20_16 + 19'P_20_17 + 19'P_20_18 + 18'P_20_19 + 17'P_20_20 + 16'P_20_21 + 14'P_20_22 + 12'P_20_23 + 10'P_20_24 + 8'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_2 + 2'P_21_3 + 4'P_21_4 + 6'P_21_5 + 8'P_21_6 + 10'P_21_7 + 12'P_21_8 + 14'P_21_9 + 16'P_21_10 + 17'P_21_11 + 17'P_21_12 + 17'P_21_13 + 17'P_21_14 + 17'P_21_15 + 17'P_21_16 + 17'P_21_17 + 17'P_21_18 + 17'P_21_19 + 16'P_21_20 + 15'P_21_21 + 14'P_21_22 + 12'P_21_23 + 10'P_21_24 + 8'P_21_25 + 6'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_2 + 2'P_22_3 + 4'P_22_4 + 6'P_22_5 + 8'P_22_6 + 10'P_22_7 + 12'P_22_8 + 14'P_22_9 + 15'P_22_10 + 15'P_22_11 + 15'P_22_12 + 15'P_22_13 + 15'P_22_14 + 15'P_22_15 + 15'P_22_16 + 15'P_22_17 + 15'P_22_18 + 15'P_22_19 + 15'P_22_20 + 14'P_22_21 + 13'P_22_22 + 12'P_22_23 + 10'P_22_24 + 8'P_22_25 + 6'P_22_26 + 4'P_22_27 + 2'P_22_28 + P_23_2 + 2'P_23_3 + 4'P_23_4 + 6'P_23_5 + 8'P_23_6 + 10'P_23_7 + 12'P_23_8 + 13'P_23_9 + 13'P_23_10 + 13'P_23_11 + 13'P_23_12 + 13'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 13'P_23_17 + 13'P_23_18 + 13'P_23_19 + 13'P_23_20 + 13'P_23_21 + 12'P_23_22 + 11'P_23_23 + 10'P_23_24 + 8'P_23_25 + 6'P_23_26 + 4'P_23_27 + 2'P_23_28 + P_24_2 + 2'P_24_3 + 4'P_24_4 + 6'P_24_5 + 8'P_24_6 + 10'P_24_7 + 11'P_24_8 + 11'P_24_9 + 11'P_24_10 + 11'P_24_11 + 11'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 11'P_24_18 + 11'P_24_19 + 11'P_24_20 + 11'P_24_21 + 11'P_24_22 + 10'P_24_23 + 9'P_24_24 + 8'P_24_25 + 6'P_24_26 + 4'P_24_27 + 2'P_24_28 + P_25_2 + 2'P_25_3 + 4'P_25_4 + 6'P_25_5 + 8'P_25_6 + 9'P_25_7 + 9'P_25_8 + 9'P_25_9 + 9'P_25_10 + 9'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 9'P_25_19 + 9'P_25_20 + 9'P_25_21 + 9'P_25_22 + 9'P_25_23 + 8'P_25_24 + 7'P_25_25 + 6'P_25_26 + 4'P_25_27 + 2'P_25_28 + P_26_2 + 2'P_26_3 + 4'P_26_4 + 6'P_26_5 + 7'P_26_6 + 7'P_26_7 + 7'P_26_8 + 7'P_26_9 + 7'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 7'P_26_20 + 7'P_26_21 + 7'P_26_22 + 7'P_26_23 + 7'P_26_24 + 6'P_26_25 + 5'P_26_26 + 4'P_26_27 + 2'P_26_28 + P_27_2 + 2'P_27_3 + 4'P_27_4 + 5'P_27_5 + 5'P_27_6 + 5'P_27_7 + 5'P_27_8 + 5'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 5'P_27_21 + 5'P_27_22 + 5'P_27_23 + 5'P_27_24 + 5'P_27_25 + 4'P_27_26 + 3'P_27_27 + 2'P_27_28 + P_28_2 + 2'P_28_3 + 3'P_28_4 + 3'P_28_5 + 3'P_28_6 + 3'P_28_7 + 3'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 3'P_28_22 + 3'P_28_23 + 3'P_28_24 + 3'P_28_25 + 3'P_28_26 + 2'P_28_27 + P_28_28 + P_29_2 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + cX_3 + 3'cX_4 + 5'cX_5 + 7'cX_6 + 9'cX_7 + 11'cX_8 + 13'cX_9 + 15'cX_10 + 17'cX_11 + 19'cX_12 + 21'cX_13 + 23'cX_14 + 25'cX_15 + 27'cX_16 + 29'cX_17 + 31'cX_18 + 33'cX_19 + 35'cX_20 + 37'cX_21 + 39'cX_22 + 41'cX_23 + 43'cX_24 + 45'cX_25 + 47'cX_26 + 49'cX_27 + 51'cX_28 + 53'cX_29 + cY_2 + 2'cY_3 + 4'cY_4 + 6'cY_5 + 8'cY_6 + 10'cY_7 + 12'cY_8 + 14'cY_9 + 16'cY_10 + 18'cY_11 + 20'cY_12 + 22'cY_13 + 24'cY_14 + 26'cY_15 + 28'cY_16 + 30'cY_17 + 32'cY_18 + 34'cY_19 + 36'cY_20 + 38'cY_21 + 40'cY_22 + 42'cY_23 + 44'cY_24 + 46'cY_25 + 48'cY_26 + 50'cY_27 + 52'cY_28 + 54'cY_29 + -28'L_0 + -27'L_1 + -26'L_2 + -25'L_3 + -24'L_4 + -23'L_5 + -22'L_6 + -21'L_7 + -20'L_8 + -19'L_9 + -18'L_10 + -17'L_11 + -16'L_12 + -15'L_13 + -14'L_14 + -13'L_15 + -12'L_16 + -11'L_17 + -10'L_18 + -9'L_19 + -8'L_20 + -7'L_21 + -6'L_22 + -5'L_23 + -4'L_24 + -3'L_25 + -2'L_26 + -1'L_27 + -1'L_32 + -2'L_33 + -3'L_34 + -4'L_35 + -5'L_36 + -6'L_37 + -7'L_38 + -8'L_39 + -9'L_40 + -10'L_41 + -11'L_42 + -12'L_43 + -13'L_44 + -14'L_45 + -15'L_46 + -16'L_47 + -17'L_48 + -18'L_49 + -19'L_50 + -20'L_51 + -21'L_52 + -22'L_53 + -23'L_54 + -24'L_55 + -25'L_56 + -26'L_57 + -27'L_58 + -1'R_5 + -2'R_6 + -3'R_7 + -4'R_8 + -5'R_9 + -6'R_10 + -7'R_11 + -8'R_12 + -9'R_13 + -10'R_14 + -11'R_15 + -12'R_16 + -13'R_17 + -14'R_18 + -15'R_19 + -16'R_20 + -17'R_21 + -18'R_22 + -19'R_23 + -20'R_24 + -21'R_25 + -22'R_26 + -23'R_27 + -24'R_28 + -25'R_29 + -26'R_30 + -27'R_31 + -28'R_32 + -30'R_33 + -33'R_34 + -36'R_35 + -39'R_36 + -42'R_37 + -45'R_38 + -48'R_39 + -51'R_40 + -54'R_41 + -57'R_42 + -60'R_43 + -63'R_44 + -66'R_45 + -69'R_46 + -72'R_47 + -75'R_48 + -78'R_49 + -81'R_50 + -84'R_51 + -87'R_52 + -90'R_53 + -93'R_54 + -96'R_55 + -99'R_56 + -102'R_57 + -105'R_58 + -107'R_59 = -1566
invariant :P_4_29 + P_5_28 + P_6_27 + P_7_26 + P_8_25 + P_9_24 + P_10_23 + P_11_22 + P_12_21 + P_13_20 + P_14_19 + P_15_18 + P_16_17 + P_17_16 + P_18_15 + P_19_14 + P_20_13 + P_21_12 + P_22_11 + P_23_10 + P_24_9 + P_25_8 + P_26_7 + P_27_6 + P_28_5 + P_29_4 + R_34 = 1
invariant :P_1_18 + -1'P_3_17 + -1'P_3_18 + -1'P_3_19 + -1'P_4_16 + -2'P_4_17 + -2'P_4_18 + -2'P_4_19 + -1'P_4_20 + -1'P_5_15 + -2'P_5_16 + -3'P_5_17 + -3'P_5_18 + -3'P_5_19 + -2'P_5_20 + -1'P_5_21 + -1'P_6_14 + -2'P_6_15 + -3'P_6_16 + -4'P_6_17 + -4'P_6_18 + -4'P_6_19 + -3'P_6_20 + -2'P_6_21 + -1'P_6_22 + -1'P_7_13 + -2'P_7_14 + -3'P_7_15 + -4'P_7_16 + -5'P_7_17 + -5'P_7_18 + -5'P_7_19 + -4'P_7_20 + -3'P_7_21 + -2'P_7_22 + -1'P_7_23 + -1'P_8_12 + -2'P_8_13 + -3'P_8_14 + -4'P_8_15 + -5'P_8_16 + -6'P_8_17 + -6'P_8_18 + -6'P_8_19 + -5'P_8_20 + -4'P_8_21 + -3'P_8_22 + -2'P_8_23 + -1'P_8_24 + -1'P_9_11 + -2'P_9_12 + -3'P_9_13 + -4'P_9_14 + -5'P_9_15 + -6'P_9_16 + -7'P_9_17 + -7'P_9_18 + -7'P_9_19 + -6'P_9_20 + -5'P_9_21 + -4'P_9_22 + -3'P_9_23 + -2'P_9_24 + -1'P_9_25 + -1'P_10_10 + -2'P_10_11 + -3'P_10_12 + -4'P_10_13 + -5'P_10_14 + -6'P_10_15 + -7'P_10_16 + -8'P_10_17 + -8'P_10_18 + -8'P_10_19 + -7'P_10_20 + -6'P_10_21 + -5'P_10_22 + -4'P_10_23 + -3'P_10_24 + -2'P_10_25 + -1'P_10_26 + -1'P_11_9 + -2'P_11_10 + -3'P_11_11 + -4'P_11_12 + -5'P_11_13 + -6'P_11_14 + -7'P_11_15 + -8'P_11_16 + -9'P_11_17 + -9'P_11_18 + -9'P_11_19 + -8'P_11_20 + -7'P_11_21 + -6'P_11_22 + -5'P_11_23 + -4'P_11_24 + -3'P_11_25 + -2'P_11_26 + -1'P_11_27 + -1'P_12_8 + -2'P_12_9 + -3'P_12_10 + -4'P_12_11 + -5'P_12_12 + -6'P_12_13 + -7'P_12_14 + -8'P_12_15 + -9'P_12_16 + -10'P_12_17 + -10'P_12_18 + -10'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_7 + -2'P_13_8 + -3'P_13_9 + -4'P_13_10 + -5'P_13_11 + -6'P_13_12 + -7'P_13_13 + -8'P_13_14 + -9'P_13_15 + -10'P_13_16 + -11'P_13_17 + -11'P_13_18 + -11'P_13_19 + -10'P_13_20 + -9'P_13_21 + -8'P_13_22 + -7'P_13_23 + -6'P_13_24 + -5'P_13_25 + -4'P_13_26 + -3'P_13_27 + -2'P_13_28 + -1'P_14_6 + -2'P_14_7 + -3'P_14_8 + -4'P_14_9 + -5'P_14_10 + -6'P_14_11 + -7'P_14_12 + -8'P_14_13 + -9'P_14_14 + -10'P_14_15 + -11'P_14_16 + -12'P_14_17 + -12'P_14_18 + -12'P_14_19 + -11'P_14_20 + -10'P_14_21 + -9'P_14_22 + -8'P_14_23 + -7'P_14_24 + -6'P_14_25 + -5'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_5 + -2'P_15_6 + -3'P_15_7 + -4'P_15_8 + -5'P_15_9 + -6'P_15_10 + -7'P_15_11 + -8'P_15_12 + -9'P_15_13 + -10'P_15_14 + -11'P_15_15 + -12'P_15_16 + -13'P_15_17 + -13'P_15_18 + -13'P_15_19 + -12'P_15_20 + -11'P_15_21 + -10'P_15_22 + -9'P_15_23 + -8'P_15_24 + -7'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_4 + -2'P_16_5 + -3'P_16_6 + -4'P_16_7 + -5'P_16_8 + -6'P_16_9 + -7'P_16_10 + -8'P_16_11 + -9'P_16_12 + -10'P_16_13 + -11'P_16_14 + -12'P_16_15 + -13'P_16_16 + -14'P_16_17 + -14'P_16_18 + -14'P_16_19 + -13'P_16_20 + -12'P_16_21 + -11'P_16_22 + -10'P_16_23 + -9'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_3 + -2'P_17_4 + -3'P_17_5 + -4'P_17_6 + -5'P_17_7 + -6'P_17_8 + -7'P_17_9 + -8'P_17_10 + -9'P_17_11 + -10'P_17_12 + -11'P_17_13 + -12'P_17_14 + -13'P_17_15 + -14'P_17_16 + -15'P_17_17 + -15'P_17_18 + -15'P_17_19 + -14'P_17_20 + -13'P_17_21 + -12'P_17_22 + -11'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_2 + -2'P_18_3 + -3'P_18_4 + -4'P_18_5 + -5'P_18_6 + -6'P_18_7 + -7'P_18_8 + -8'P_18_9 + -9'P_18_10 + -10'P_18_11 + -11'P_18_12 + -12'P_18_13 + -13'P_18_14 + -14'P_18_15 + -15'P_18_16 + -16'P_18_17 + -16'P_18_18 + -16'P_18_19 + -15'P_18_20 + -14'P_18_21 + -13'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_2 + -2'P_19_3 + -3'P_19_4 + -4'P_19_5 + -5'P_19_6 + -6'P_19_7 + -7'P_19_8 + -8'P_19_9 + -9'P_19_10 + -10'P_19_11 + -11'P_19_12 + -12'P_19_13 + -13'P_19_14 + -14'P_19_15 + -15'P_19_16 + -16'P_19_17 + -16'P_19_18 + -16'P_19_19 + -15'P_19_20 + -14'P_19_21 + -13'P_19_22 + -11'P_19_23 + -9'P_19_24 + -7'P_19_25 + -5'P_19_26 + -3'P_19_27 + -1'P_19_28 + -1'P_20_3 + -2'P_20_4 + -3'P_20_5 + -4'P_20_6 + -5'P_20_7 + -6'P_20_8 + -7'P_20_9 + -8'P_20_10 + -9'P_20_11 + -10'P_20_12 + -11'P_20_13 + -12'P_20_14 + -13'P_20_15 + -14'P_20_16 + -15'P_20_17 + -15'P_20_18 + -15'P_20_19 + -14'P_20_20 + -13'P_20_21 + -11'P_20_22 + -9'P_20_23 + -7'P_20_24 + -5'P_20_25 + -3'P_20_26 + -1'P_20_27 + -1'P_21_4 + -2'P_21_5 + -3'P_21_6 + -4'P_21_7 + -5'P_21_8 + -6'P_21_9 + -7'P_21_10 + -8'P_21_11 + -9'P_21_12 + -10'P_21_13 + -11'P_21_14 + -12'P_21_15 + -13'P_21_16 + -14'P_21_17 + -14'P_21_18 + -14'P_21_19 + -13'P_21_20 + -11'P_21_21 + -9'P_21_22 + -7'P_21_23 + -5'P_21_24 + -3'P_21_25 + -1'P_21_26 + -1'P_22_5 + -2'P_22_6 + -3'P_22_7 + -4'P_22_8 + -5'P_22_9 + -6'P_22_10 + -7'P_22_11 + -8'P_22_12 + -9'P_22_13 + -10'P_22_14 + -11'P_22_15 + -12'P_22_16 + -13'P_22_17 + -13'P_22_18 + -13'P_22_19 + -11'P_22_20 + -9'P_22_21 + -7'P_22_22 + -5'P_22_23 + -3'P_22_24 + -1'P_22_25 + -1'P_23_6 + -2'P_23_7 + -3'P_23_8 + -4'P_23_9 + -5'P_23_10 + -6'P_23_11 + -7'P_23_12 + -8'P_23_13 + -9'P_23_14 + -10'P_23_15 + -11'P_23_16 + -12'P_23_17 + -12'P_23_18 + -11'P_23_19 + -9'P_23_20 + -7'P_23_21 + -5'P_23_22 + -3'P_23_23 + -1'P_23_24 + -1'P_24_7 + -2'P_24_8 + -3'P_24_9 + -4'P_24_10 + -5'P_24_11 + -6'P_24_12 + -7'P_24_13 + -8'P_24_14 + -9'P_24_15 + -10'P_24_16 + -11'P_24_17 + -10'P_24_18 + -9'P_24_19 + -7'P_24_20 + -5'P_24_21 + -3'P_24_22 + -1'P_24_23 + -1'P_25_8 + -2'P_25_9 + -3'P_25_10 + -4'P_25_11 + -5'P_25_12 + -6'P_25_13 + -7'P_25_14 + -8'P_25_15 + -9'P_25_16 + -9'P_25_17 + -8'P_25_18 + -7'P_25_19 + -5'P_25_20 + -3'P_25_21 + -1'P_25_22 + -1'P_26_9 + -2'P_26_10 + -3'P_26_11 + -4'P_26_12 + -5'P_26_13 + -6'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -6'P_26_18 + -5'P_26_19 + -3'P_26_20 + -1'P_26_21 + -1'P_27_10 + -2'P_27_11 + -3'P_27_12 + -4'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -4'P_27_18 + -3'P_27_19 + -1'P_27_20 + -1'P_28_11 + -2'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -2'P_28_18 + -1'P_28_19 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + cX_19 + 3'cX_20 + 5'cX_21 + 7'cX_22 + 9'cX_23 + 11'cX_24 + 13'cX_25 + 15'cX_26 + 17'cX_27 + 19'cX_28 + 21'cX_29 + cY_18 + 2'cY_19 + 4'cY_20 + 6'cY_21 + 8'cY_22 + 10'cY_23 + 12'cY_24 + 14'cY_25 + 16'cY_26 + 18'cY_27 + 20'cY_28 + 22'cY_29 + -12'L_0 + -11'L_1 + -10'L_2 + -9'L_3 + -8'L_4 + -7'L_5 + -6'L_6 + -5'L_7 + -4'L_8 + -3'L_9 + -2'L_10 + -1'L_11 + -1'L_48 + -2'L_49 + -3'L_50 + -4'L_51 + -5'L_52 + -6'L_53 + -7'L_54 + -8'L_55 + -9'L_56 + -10'L_57 + -11'L_58 + -1'R_21 + -2'R_22 + -3'R_23 + -4'R_24 + -5'R_25 + -6'R_26 + -7'R_27 + -8'R_28 + -9'R_29 + -10'R_30 + -11'R_31 + -12'R_32 + -13'R_33 + -14'R_34 + -15'R_35 + -16'R_36 + -17'R_37 + -18'R_38 + -19'R_39 + -20'R_40 + -21'R_41 + -22'R_42 + -22'R_43 + -22'R_44 + -22'R_45 + -22'R_46 + -22'R_47 + -22'R_48 + -23'R_49 + -25'R_50 + -27'R_51 + -29'R_52 + -31'R_53 + -33'R_54 + -35'R_55 + -37'R_56 + -39'R_57 + -41'R_58 + -43'R_59 = -638
invariant :P_2_25 + P_3_24 + P_3_25 + P_3_26 + P_4_23 + P_4_24 + 2'P_4_25 + P_4_26 + P_4_27 + P_5_22 + P_5_23 + 2'P_5_24 + 2'P_5_25 + 2'P_5_26 + P_5_27 + P_5_28 + P_6_21 + P_6_22 + 2'P_6_23 + 2'P_6_24 + 3'P_6_25 + 2'P_6_26 + 2'P_6_27 + P_6_28 + P_7_20 + P_7_21 + 2'P_7_22 + 2'P_7_23 + 3'P_7_24 + 3'P_7_25 + 3'P_7_26 + 2'P_7_27 + P_7_28 + P_8_19 + P_8_20 + 2'P_8_21 + 2'P_8_22 + 3'P_8_23 + 3'P_8_24 + 4'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_18 + P_9_19 + 2'P_9_20 + 2'P_9_21 + 3'P_9_22 + 3'P_9_23 + 4'P_9_24 + 4'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_17 + P_10_18 + 2'P_10_19 + 2'P_10_20 + 3'P_10_21 + 3'P_10_22 + 4'P_10_23 + 4'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_16 + P_11_17 + 2'P_11_18 + 2'P_11_19 + 3'P_11_20 + 3'P_11_21 + 4'P_11_22 + 4'P_11_23 + 4'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_15 + P_12_16 + 2'P_12_17 + 2'P_12_18 + 3'P_12_19 + 3'P_12_20 + 4'P_12_21 + 4'P_12_22 + 4'P_12_23 + 4'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_14 + P_13_15 + 2'P_13_16 + 2'P_13_17 + 3'P_13_18 + 3'P_13_19 + 4'P_13_20 + 4'P_13_21 + 4'P_13_22 + 4'P_13_23 + 4'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_13 + P_14_14 + 2'P_14_15 + 2'P_14_16 + 3'P_14_17 + 3'P_14_18 + 4'P_14_19 + 4'P_14_20 + 4'P_14_21 + 4'P_14_22 + 4'P_14_23 + 4'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_12 + P_15_13 + 2'P_15_14 + 2'P_15_15 + 3'P_15_16 + 3'P_15_17 + 4'P_15_18 + 4'P_15_19 + 4'P_15_20 + 4'P_15_21 + 4'P_15_22 + 4'P_15_23 + 4'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_11 + P_16_12 + 2'P_16_13 + 2'P_16_14 + 3'P_16_15 + 3'P_16_16 + 4'P_16_17 + 4'P_16_18 + 4'P_16_19 + 4'P_16_20 + 4'P_16_21 + 4'P_16_22 + 4'P_16_23 + 4'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_10 + P_17_11 + 2'P_17_12 + 2'P_17_13 + 3'P_17_14 + 3'P_17_15 + 4'P_17_16 + 4'P_17_17 + 4'P_17_18 + 4'P_17_19 + 4'P_17_20 + 4'P_17_21 + 4'P_17_22 + 4'P_17_23 + 4'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_9 + P_18_10 + 2'P_18_11 + 2'P_18_12 + 3'P_18_13 + 3'P_18_14 + 4'P_18_15 + 4'P_18_16 + 4'P_18_17 + 4'P_18_18 + 4'P_18_19 + 4'P_18_20 + 4'P_18_21 + 4'P_18_22 + 4'P_18_23 + 4'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_8 + P_19_9 + 2'P_19_10 + 2'P_19_11 + 3'P_19_12 + 3'P_19_13 + 4'P_19_14 + 4'P_19_15 + 4'P_19_16 + 4'P_19_17 + 4'P_19_18 + 4'P_19_19 + 4'P_19_20 + 4'P_19_21 + 4'P_19_22 + 4'P_19_23 + 4'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_7 + P_20_8 + 2'P_20_9 + 2'P_20_10 + 3'P_20_11 + 3'P_20_12 + 4'P_20_13 + 4'P_20_14 + 4'P_20_15 + 4'P_20_16 + 4'P_20_17 + 4'P_20_18 + 4'P_20_19 + 4'P_20_20 + 4'P_20_21 + 4'P_20_22 + 4'P_20_23 + 4'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_6 + P_21_7 + 2'P_21_8 + 2'P_21_9 + 3'P_21_10 + 3'P_21_11 + 4'P_21_12 + 4'P_21_13 + 4'P_21_14 + 4'P_21_15 + 4'P_21_16 + 4'P_21_17 + 4'P_21_18 + 4'P_21_19 + 4'P_21_20 + 4'P_21_21 + 4'P_21_22 + 4'P_21_23 + 4'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_5 + P_22_6 + 2'P_22_7 + 2'P_22_8 + 3'P_22_9 + 3'P_22_10 + 4'P_22_11 + 4'P_22_12 + 4'P_22_13 + 4'P_22_14 + 4'P_22_15 + 4'P_22_16 + 4'P_22_17 + 4'P_22_18 + 4'P_22_19 + 4'P_22_20 + 4'P_22_21 + 4'P_22_22 + 4'P_22_23 + 4'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_4 + P_23_5 + 2'P_23_6 + 2'P_23_7 + 3'P_23_8 + 3'P_23_9 + 4'P_23_10 + 4'P_23_11 + 4'P_23_12 + 4'P_23_13 + 4'P_23_14 + 4'P_23_15 + 4'P_23_16 + 4'P_23_17 + 4'P_23_18 + 4'P_23_19 + 4'P_23_20 + 4'P_23_21 + 4'P_23_22 + 4'P_23_23 + 4'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_3 + P_24_4 + 2'P_24_5 + 2'P_24_6 + 3'P_24_7 + 3'P_24_8 + 4'P_24_9 + 4'P_24_10 + 4'P_24_11 + 4'P_24_12 + 4'P_24_13 + 4'P_24_14 + 4'P_24_15 + 4'P_24_16 + 4'P_24_17 + 4'P_24_18 + 4'P_24_19 + 4'P_24_20 + 4'P_24_21 + 4'P_24_22 + 4'P_24_23 + 4'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_2 + P_25_3 + 2'P_25_4 + 2'P_25_5 + 3'P_25_6 + 3'P_25_7 + 4'P_25_8 + 4'P_25_9 + 4'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 4'P_25_23 + 4'P_25_24 + 4'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_3 + P_26_4 + 2'P_26_5 + 2'P_26_6 + 3'P_26_7 + 3'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 3'P_26_24 + 3'P_26_25 + 2'P_26_26 + P_26_27 + P_27_4 + P_27_5 + 2'P_27_6 + 2'P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + 2'P_27_24 + 2'P_27_25 + P_27_26 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + -1'cX_26 + -2'cX_27 + -3'cX_28 + -4'cX_29 + -1'cY_26 + -2'cY_27 + -3'cY_28 + -4'cY_29 + 2'L_0 + 2'L_1 + L_2 + L_3 + L_55 + L_56 + 2'L_57 + 2'L_58 + R_28 + R_29 + 2'R_30 + 2'R_31 + 3'R_32 + 3'R_33 + 4'R_34 + 4'R_35 + 4'R_36 + 4'R_37 + 4'R_38 + 4'R_39 + 4'R_40 + 4'R_41 + 4'R_42 + 4'R_43 + 4'R_44 + 4'R_45 + 4'R_46 + 4'R_47 + 4'R_48 + 4'R_49 + 4'R_50 + 4'R_51 + 4'R_52 + 4'R_53 + 4'R_54 + 4'R_55 + 5'R_56 + 6'R_57 + 7'R_58 + 8'R_59 = 118
invariant :P_26_0 + -1'P_27_2 + -1'P_27_3 + -1'P_27_4 + -1'P_27_5 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_27_26 + -1'P_27_27 + -1'P_27_28 + -1'P_28_3 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'P_28_27 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_55 + L_56 + L_57 + L_58 + R_57 + R_58 + R_59 = 4
invariant :P_2_13 + P_3_12 + P_3_13 + P_3_14 + P_4_11 + P_4_12 + 2'P_4_13 + P_4_14 + P_4_15 + P_5_10 + P_5_11 + 2'P_5_12 + 2'P_5_13 + 2'P_5_14 + P_5_15 + P_5_16 + P_6_9 + P_6_10 + 2'P_6_11 + 2'P_6_12 + 3'P_6_13 + 2'P_6_14 + 2'P_6_15 + P_6_16 + P_6_17 + P_7_8 + P_7_9 + 2'P_7_10 + 2'P_7_11 + 3'P_7_12 + 3'P_7_13 + 3'P_7_14 + 2'P_7_15 + 2'P_7_16 + P_7_17 + P_7_18 + P_8_7 + P_8_8 + 2'P_8_9 + 2'P_8_10 + 3'P_8_11 + 3'P_8_12 + 4'P_8_13 + 3'P_8_14 + 3'P_8_15 + 2'P_8_16 + 2'P_8_17 + P_8_18 + P_8_19 + P_9_6 + P_9_7 + 2'P_9_8 + 2'P_9_9 + 3'P_9_10 + 3'P_9_11 + 4'P_9_12 + 4'P_9_13 + 4'P_9_14 + 3'P_9_15 + 3'P_9_16 + 2'P_9_17 + 2'P_9_18 + P_9_19 + P_9_20 + P_10_5 + P_10_6 + 2'P_10_7 + 2'P_10_8 + 3'P_10_9 + 3'P_10_10 + 4'P_10_11 + 4'P_10_12 + 5'P_10_13 + 4'P_10_14 + 4'P_10_15 + 3'P_10_16 + 3'P_10_17 + 2'P_10_18 + 2'P_10_19 + P_10_20 + P_10_21 + P_11_4 + P_11_5 + 2'P_11_6 + 2'P_11_7 + 3'P_11_8 + 3'P_11_9 + 4'P_11_10 + 4'P_11_11 + 5'P_11_12 + 5'P_11_13 + 5'P_11_14 + 4'P_11_15 + 4'P_11_16 + 3'P_11_17 + 3'P_11_18 + 2'P_11_19 + 2'P_11_20 + P_11_21 + P_11_22 + P_12_3 + P_12_4 + 2'P_12_5 + 2'P_12_6 + 3'P_12_7 + 3'P_12_8 + 4'P_12_9 + 4'P_12_10 + 5'P_12_11 + 5'P_12_12 + 6'P_12_13 + 5'P_12_14 + 5'P_12_15 + 4'P_12_16 + 4'P_12_17 + 3'P_12_18 + 3'P_12_19 + 2'P_12_20 + 2'P_12_21 + P_12_22 + P_12_23 + P_13_2 + P_13_3 + 2'P_13_4 + 2'P_13_5 + 3'P_13_6 + 3'P_13_7 + 4'P_13_8 + 4'P_13_9 + 5'P_13_10 + 5'P_13_11 + 6'P_13_12 + 6'P_13_13 + 6'P_13_14 + 5'P_13_15 + 5'P_13_16 + 4'P_13_17 + 4'P_13_18 + 3'P_13_19 + 3'P_13_20 + 2'P_13_21 + 2'P_13_22 + P_13_23 + P_13_24 + P_14_3 + P_14_4 + 2'P_14_5 + 2'P_14_6 + 3'P_14_7 + 3'P_14_8 + 4'P_14_9 + 4'P_14_10 + 5'P_14_11 + 5'P_14_12 + 6'P_14_13 + 5'P_14_14 + 5'P_14_15 + 4'P_14_16 + 4'P_14_17 + 3'P_14_18 + 3'P_14_19 + 2'P_14_20 + 2'P_14_21 + P_14_22 + P_14_23 + -1'P_14_26 + -1'P_14_27 + -1'P_14_28 + P_15_4 + P_15_5 + 2'P_15_6 + 2'P_15_7 + 3'P_15_8 + 3'P_15_9 + 4'P_15_10 + 4'P_15_11 + 5'P_15_12 + 5'P_15_13 + 5'P_15_14 + 4'P_15_15 + 4'P_15_16 + 3'P_15_17 + 3'P_15_18 + 2'P_15_19 + 2'P_15_20 + P_15_21 + P_15_22 + -1'P_15_25 + -1'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_5 + P_16_6 + 2'P_16_7 + 2'P_16_8 + 3'P_16_9 + 3'P_16_10 + 4'P_16_11 + 4'P_16_12 + 5'P_16_13 + 4'P_16_14 + 4'P_16_15 + 3'P_16_16 + 3'P_16_17 + 2'P_16_18 + 2'P_16_19 + P_16_20 + P_16_21 + -1'P_16_24 + -1'P_16_25 + -2'P_16_26 + -1'P_16_27 + -1'P_16_28 + P_17_6 + P_17_7 + 2'P_17_8 + 2'P_17_9 + 3'P_17_10 + 3'P_17_11 + 4'P_17_12 + 4'P_17_13 + 4'P_17_14 + 3'P_17_15 + 3'P_17_16 + 2'P_17_17 + 2'P_17_18 + P_17_19 + P_17_20 + -1'P_17_23 + -1'P_17_24 + -2'P_17_25 + -1'P_17_26 + -1'P_17_27 + P_18_7 + P_18_8 + 2'P_18_9 + 2'P_18_10 + 3'P_18_11 + 3'P_18_12 + 4'P_18_13 + 3'P_18_14 + 3'P_18_15 + 2'P_18_16 + 2'P_18_17 + P_18_18 + P_18_19 + -1'P_18_22 + -1'P_18_23 + -2'P_18_24 + -1'P_18_25 + -1'P_18_26 + P_19_8 + P_19_9 + 2'P_19_10 + 2'P_19_11 + 3'P_19_12 + 3'P_19_13 + 3'P_19_14 + 2'P_19_15 + 2'P_19_16 + P_19_17 + P_19_18 + -1'P_19_21 + -1'P_19_22 + -2'P_19_23 + -1'P_19_24 + -1'P_19_25 + P_20_9 + P_20_10 + 2'P_20_11 + 2'P_20_12 + 3'P_20_13 + 2'P_20_14 + 2'P_20_15 + P_20_16 + P_20_17 + -1'P_20_20 + -1'P_20_21 + -2'P_20_22 + -1'P_20_23 + -1'P_20_24 + P_21_10 + P_21_11 + 2'P_21_12 + 2'P_21_13 + 2'P_21_14 + P_21_15 + P_21_16 + -1'P_21_19 + -1'P_21_20 + -2'P_21_21 + -1'P_21_22 + -1'P_21_23 + P_22_11 + P_22_12 + 2'P_22_13 + P_22_14 + P_22_15 + -1'P_22_18 + -1'P_22_19 + -2'P_22_20 + -1'P_22_21 + -1'P_22_22 + P_23_12 + P_23_13 + P_23_14 + -1'P_23_17 + -1'P_23_18 + -2'P_23_19 + -1'P_23_20 + -1'P_23_21 + P_24_13 + -1'P_24_16 + -1'P_24_17 + -2'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_25_15 + -1'P_25_16 + -2'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_26_14 + -1'P_26_15 + -2'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_27_14 + -2'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'cX_14 + -2'cX_15 + -3'cX_16 + -4'cX_17 + -5'cX_18 + -6'cX_19 + -7'cX_20 + -8'cX_21 + -9'cX_22 + -10'cX_23 + -11'cX_24 + -12'cX_25 + -13'cX_26 + -14'cX_27 + -15'cX_28 + -16'cX_29 + -1'cY_14 + -2'cY_15 + -3'cY_16 + -4'cY_17 + -5'cY_18 + -6'cY_19 + -7'cY_20 + -8'cY_21 + -9'cY_22 + -10'cY_23 + -11'cY_24 + -12'cY_25 + -13'cY_26 + -14'cY_27 + -15'cY_28 + -16'cY_29 + 8'L_0 + 8'L_1 + 7'L_2 + 7'L_3 + 6'L_4 + 6'L_5 + 5'L_6 + 5'L_7 + 4'L_8 + 4'L_9 + 3'L_10 + 3'L_11 + 2'L_12 + 2'L_13 + L_14 + L_15 + L_43 + L_44 + 2'L_45 + 2'L_46 + 3'L_47 + 3'L_48 + 4'L_49 + 4'L_50 + 5'L_51 + 5'L_52 + 6'L_53 + 6'L_54 + 7'L_55 + 7'L_56 + 8'L_57 + 8'L_58 + R_16 + R_17 + 2'R_18 + 2'R_19 + 3'R_20 + 3'R_21 + 4'R_22 + 4'R_23 + 5'R_24 + 5'R_25 + 6'R_26 + 6'R_27 + 7'R_28 + 7'R_29 + 8'R_30 + 8'R_31 + 9'R_32 + 9'R_33 + 10'R_34 + 10'R_35 + 11'R_36 + 11'R_37 + 12'R_38 + 12'R_39 + 13'R_40 + 13'R_41 + 14'R_42 + 14'R_43 + 16'R_44 + 17'R_45 + 19'R_46 + 20'R_47 + 21'R_48 + 22'R_49 + 23'R_50 + 24'R_51 + 25'R_52 + 26'R_53 + 27'R_54 + 28'R_55 + 29'R_56 + 30'R_57 + 31'R_58 + 32'R_59 = 472
invariant :P_1_15 + -1'P_3_14 + -1'P_3_15 + -1'P_3_16 + -1'P_4_13 + -2'P_4_14 + -2'P_4_15 + -2'P_4_16 + -1'P_4_17 + -1'P_5_12 + -2'P_5_13 + -3'P_5_14 + -3'P_5_15 + -3'P_5_16 + -2'P_5_17 + -1'P_5_18 + -1'P_6_11 + -2'P_6_12 + -3'P_6_13 + -4'P_6_14 + -4'P_6_15 + -4'P_6_16 + -3'P_6_17 + -2'P_6_18 + -1'P_6_19 + -1'P_7_10 + -2'P_7_11 + -3'P_7_12 + -4'P_7_13 + -5'P_7_14 + -5'P_7_15 + -5'P_7_16 + -4'P_7_17 + -3'P_7_18 + -2'P_7_19 + -1'P_7_20 + -1'P_8_9 + -2'P_8_10 + -3'P_8_11 + -4'P_8_12 + -5'P_8_13 + -6'P_8_14 + -6'P_8_15 + -6'P_8_16 + -5'P_8_17 + -4'P_8_18 + -3'P_8_19 + -2'P_8_20 + -1'P_8_21 + -1'P_9_8 + -2'P_9_9 + -3'P_9_10 + -4'P_9_11 + -5'P_9_12 + -6'P_9_13 + -7'P_9_14 + -7'P_9_15 + -7'P_9_16 + -6'P_9_17 + -5'P_9_18 + -4'P_9_19 + -3'P_9_20 + -2'P_9_21 + -1'P_9_22 + -1'P_10_7 + -2'P_10_8 + -3'P_10_9 + -4'P_10_10 + -5'P_10_11 + -6'P_10_12 + -7'P_10_13 + -8'P_10_14 + -8'P_10_15 + -8'P_10_16 + -7'P_10_17 + -6'P_10_18 + -5'P_10_19 + -4'P_10_20 + -3'P_10_21 + -2'P_10_22 + -1'P_10_23 + -1'P_11_6 + -2'P_11_7 + -3'P_11_8 + -4'P_11_9 + -5'P_11_10 + -6'P_11_11 + -7'P_11_12 + -8'P_11_13 + -9'P_11_14 + -9'P_11_15 + -9'P_11_16 + -8'P_11_17 + -7'P_11_18 + -6'P_11_19 + -5'P_11_20 + -4'P_11_21 + -3'P_11_22 + -2'P_11_23 + -1'P_11_24 + -1'P_12_5 + -2'P_12_6 + -3'P_12_7 + -4'P_12_8 + -5'P_12_9 + -6'P_12_10 + -7'P_12_11 + -8'P_12_12 + -9'P_12_13 + -10'P_12_14 + -10'P_12_15 + -10'P_12_16 + -9'P_12_17 + -8'P_12_18 + -7'P_12_19 + -6'P_12_20 + -5'P_12_21 + -4'P_12_22 + -3'P_12_23 + -2'P_12_24 + -1'P_12_25 + -1'P_13_4 + -2'P_13_5 + -3'P_13_6 + -4'P_13_7 + -5'P_13_8 + -6'P_13_9 + -7'P_13_10 + -8'P_13_11 + -9'P_13_12 + -10'P_13_13 + -11'P_13_14 + -11'P_13_15 + -11'P_13_16 + -10'P_13_17 + -9'P_13_18 + -8'P_13_19 + -7'P_13_20 + -6'P_13_21 + -5'P_13_22 + -4'P_13_23 + -3'P_13_24 + -2'P_13_25 + -1'P_13_26 + -1'P_14_3 + -2'P_14_4 + -3'P_14_5 + -4'P_14_6 + -5'P_14_7 + -6'P_14_8 + -7'P_14_9 + -8'P_14_10 + -9'P_14_11 + -10'P_14_12 + -11'P_14_13 + -12'P_14_14 + -12'P_14_15 + -12'P_14_16 + -11'P_14_17 + -10'P_14_18 + -9'P_14_19 + -8'P_14_20 + -7'P_14_21 + -6'P_14_22 + -5'P_14_23 + -4'P_14_24 + -3'P_14_25 + -2'P_14_26 + -1'P_14_27 + -1'P_15_2 + -2'P_15_3 + -3'P_15_4 + -4'P_15_5 + -5'P_15_6 + -6'P_15_7 + -7'P_15_8 + -8'P_15_9 + -9'P_15_10 + -10'P_15_11 + -11'P_15_12 + -12'P_15_13 + -13'P_15_14 + -13'P_15_15 + -13'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_2 + -2'P_16_3 + -3'P_16_4 + -4'P_16_5 + -5'P_16_6 + -6'P_16_7 + -7'P_16_8 + -8'P_16_9 + -9'P_16_10 + -10'P_16_11 + -11'P_16_12 + -12'P_16_13 + -13'P_16_14 + -13'P_16_15 + -13'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_3 + -2'P_17_4 + -3'P_17_5 + -4'P_17_6 + -5'P_17_7 + -6'P_17_8 + -7'P_17_9 + -8'P_17_10 + -9'P_17_11 + -10'P_17_12 + -11'P_17_13 + -12'P_17_14 + -12'P_17_15 + -12'P_17_16 + -11'P_17_17 + -10'P_17_18 + -9'P_17_19 + -8'P_17_20 + -7'P_17_21 + -6'P_17_22 + -5'P_17_23 + -4'P_17_24 + -3'P_17_25 + -2'P_17_26 + -1'P_17_27 + -1'P_18_4 + -2'P_18_5 + -3'P_18_6 + -4'P_18_7 + -5'P_18_8 + -6'P_18_9 + -7'P_18_10 + -8'P_18_11 + -9'P_18_12 + -10'P_18_13 + -11'P_18_14 + -11'P_18_15 + -11'P_18_16 + -10'P_18_17 + -9'P_18_18 + -8'P_18_19 + -7'P_18_20 + -6'P_18_21 + -5'P_18_22 + -4'P_18_23 + -3'P_18_24 + -2'P_18_25 + -1'P_18_26 + -1'P_19_5 + -2'P_19_6 + -3'P_19_7 + -4'P_19_8 + -5'P_19_9 + -6'P_19_10 + -7'P_19_11 + -8'P_19_12 + -9'P_19_13 + -10'P_19_14 + -10'P_19_15 + -10'P_19_16 + -9'P_19_17 + -8'P_19_18 + -7'P_19_19 + -6'P_19_20 + -5'P_19_21 + -4'P_19_22 + -3'P_19_23 + -2'P_19_24 + -1'P_19_25 + -1'P_20_6 + -2'P_20_7 + -3'P_20_8 + -4'P_20_9 + -5'P_20_10 + -6'P_20_11 + -7'P_20_12 + -8'P_20_13 + -9'P_20_14 + -9'P_20_15 + -9'P_20_16 + -8'P_20_17 + -7'P_20_18 + -6'P_20_19 + -5'P_20_20 + -4'P_20_21 + -3'P_20_22 + -2'P_20_23 + -1'P_20_24 + -1'P_21_7 + -2'P_21_8 + -3'P_21_9 + -4'P_21_10 + -5'P_21_11 + -6'P_21_12 + -7'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -7'P_21_17 + -6'P_21_18 + -5'P_21_19 + -4'P_21_20 + -3'P_21_21 + -2'P_21_22 + -1'P_21_23 + -1'P_22_8 + -2'P_22_9 + -3'P_22_10 + -4'P_22_11 + -5'P_22_12 + -6'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -6'P_22_17 + -5'P_22_18 + -4'P_22_19 + -3'P_22_20 + -2'P_22_21 + -1'P_22_22 + -1'P_23_9 + -2'P_23_10 + -3'P_23_11 + -4'P_23_12 + -5'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -5'P_23_17 + -4'P_23_18 + -3'P_23_19 + -2'P_23_20 + -1'P_23_21 + -1'P_24_10 + -2'P_24_11 + -3'P_24_12 + -4'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -4'P_24_17 + -3'P_24_18 + -2'P_24_19 + -1'P_24_20 + -1'P_25_11 + -2'P_25_12 + -3'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -3'P_25_17 + -2'P_25_18 + -1'P_25_19 + -1'P_26_12 + -2'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -2'P_26_17 + -1'P_26_18 + -1'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -1'P_27_17 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + cX_16 + 3'cX_17 + 5'cX_18 + 7'cX_19 + 9'cX_20 + 11'cX_21 + 13'cX_22 + 15'cX_23 + 17'cX_24 + 19'cX_25 + 21'cX_26 + 23'cX_27 + 25'cX_28 + 27'cX_29 + cY_15 + 2'cY_16 + 4'cY_17 + 6'cY_18 + 8'cY_19 + 10'cY_20 + 12'cY_21 + 14'cY_22 + 16'cY_23 + 18'cY_24 + 20'cY_25 + 22'cY_26 + 24'cY_27 + 26'cY_28 + 28'cY_29 + -15'L_0 + -14'L_1 + -13'L_2 + -12'L_3 + -11'L_4 + -10'L_5 + -9'L_6 + -8'L_7 + -7'L_8 + -6'L_9 + -5'L_10 + -4'L_11 + -3'L_12 + -2'L_13 + -1'L_14 + -1'L_45 + -2'L_46 + -3'L_47 + -4'L_48 + -5'L_49 + -6'L_50 + -7'L_51 + -8'L_52 + -9'L_53 + -10'L_54 + -11'L_55 + -12'L_56 + -13'L_57 + -14'L_58 + -1'R_18 + -2'R_19 + -3'R_20 + -4'R_21 + -5'R_22 + -6'R_23 + -7'R_24 + -8'R_25 + -9'R_26 + -10'R_27 + -11'R_28 + -12'R_29 + -13'R_30 + -14'R_31 + -15'R_32 + -16'R_33 + -17'R_34 + -18'R_35 + -19'R_36 + -20'R_37 + -21'R_38 + -22'R_39 + -23'R_40 + -24'R_41 + -25'R_42 + -26'R_43 + -27'R_44 + -28'R_45 + -29'R_46 + -31'R_47 + -33'R_48 + -35'R_49 + -37'R_50 + -39'R_51 + -41'R_52 + -43'R_53 + -45'R_54 + -47'R_55 + -49'R_56 + -51'R_57 + -53'R_58 + -55'R_59 = -812
invariant :P_2_22 + P_3_21 + P_3_22 + P_3_23 + P_4_20 + P_4_21 + 2'P_4_22 + P_4_23 + P_4_24 + P_5_19 + P_5_20 + 2'P_5_21 + 2'P_5_22 + 2'P_5_23 + P_5_24 + P_5_25 + P_6_18 + P_6_19 + 2'P_6_20 + 2'P_6_21 + 3'P_6_22 + 2'P_6_23 + 2'P_6_24 + P_6_25 + P_6_26 + P_7_17 + P_7_18 + 2'P_7_19 + 2'P_7_20 + 3'P_7_21 + 3'P_7_22 + 3'P_7_23 + 2'P_7_24 + 2'P_7_25 + P_7_26 + P_7_27 + P_8_16 + P_8_17 + 2'P_8_18 + 2'P_8_19 + 3'P_8_20 + 3'P_8_21 + 4'P_8_22 + 3'P_8_23 + 3'P_8_24 + 2'P_8_25 + 2'P_8_26 + P_8_27 + P_8_28 + P_9_15 + P_9_16 + 2'P_9_17 + 2'P_9_18 + 3'P_9_19 + 3'P_9_20 + 4'P_9_21 + 4'P_9_22 + 4'P_9_23 + 3'P_9_24 + 3'P_9_25 + 2'P_9_26 + 2'P_9_27 + P_9_28 + P_10_14 + P_10_15 + 2'P_10_16 + 2'P_10_17 + 3'P_10_18 + 3'P_10_19 + 4'P_10_20 + 4'P_10_21 + 5'P_10_22 + 4'P_10_23 + 4'P_10_24 + 3'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_13 + P_11_14 + 2'P_11_15 + 2'P_11_16 + 3'P_11_17 + 3'P_11_18 + 4'P_11_19 + 4'P_11_20 + 5'P_11_21 + 5'P_11_22 + 5'P_11_23 + 4'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_12 + P_12_13 + 2'P_12_14 + 2'P_12_15 + 3'P_12_16 + 3'P_12_17 + 4'P_12_18 + 4'P_12_19 + 5'P_12_20 + 5'P_12_21 + 6'P_12_22 + 5'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_11 + P_13_12 + 2'P_13_13 + 2'P_13_14 + 3'P_13_15 + 3'P_13_16 + 4'P_13_17 + 4'P_13_18 + 5'P_13_19 + 5'P_13_20 + 6'P_13_21 + 6'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_10 + P_14_11 + 2'P_14_12 + 2'P_14_13 + 3'P_14_14 + 3'P_14_15 + 4'P_14_16 + 4'P_14_17 + 5'P_14_18 + 5'P_14_19 + 6'P_14_20 + 6'P_14_21 + 7'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_9 + P_15_10 + 2'P_15_11 + 2'P_15_12 + 3'P_15_13 + 3'P_15_14 + 4'P_15_15 + 4'P_15_16 + 5'P_15_17 + 5'P_15_18 + 6'P_15_19 + 6'P_15_20 + 7'P_15_21 + 7'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_8 + P_16_9 + 2'P_16_10 + 2'P_16_11 + 3'P_16_12 + 3'P_16_13 + 4'P_16_14 + 4'P_16_15 + 5'P_16_16 + 5'P_16_17 + 6'P_16_18 + 6'P_16_19 + 7'P_16_20 + 7'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_7 + P_17_8 + 2'P_17_9 + 2'P_17_10 + 3'P_17_11 + 3'P_17_12 + 4'P_17_13 + 4'P_17_14 + 5'P_17_15 + 5'P_17_16 + 6'P_17_17 + 6'P_17_18 + 7'P_17_19 + 7'P_17_20 + 7'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_6 + P_18_7 + 2'P_18_8 + 2'P_18_9 + 3'P_18_10 + 3'P_18_11 + 4'P_18_12 + 4'P_18_13 + 5'P_18_14 + 5'P_18_15 + 6'P_18_16 + 6'P_18_17 + 7'P_18_18 + 7'P_18_19 + 7'P_18_20 + 7'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_5 + P_19_6 + 2'P_19_7 + 2'P_19_8 + 3'P_19_9 + 3'P_19_10 + 4'P_19_11 + 4'P_19_12 + 5'P_19_13 + 5'P_19_14 + 6'P_19_15 + 6'P_19_16 + 7'P_19_17 + 7'P_19_18 + 7'P_19_19 + 7'P_19_20 + 7'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_4 + P_20_5 + 2'P_20_6 + 2'P_20_7 + 3'P_20_8 + 3'P_20_9 + 4'P_20_10 + 4'P_20_11 + 5'P_20_12 + 5'P_20_13 + 6'P_20_14 + 6'P_20_15 + 7'P_20_16 + 7'P_20_17 + 7'P_20_18 + 7'P_20_19 + 7'P_20_20 + 7'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_3 + P_21_4 + 2'P_21_5 + 2'P_21_6 + 3'P_21_7 + 3'P_21_8 + 4'P_21_9 + 4'P_21_10 + 5'P_21_11 + 5'P_21_12 + 6'P_21_13 + 6'P_21_14 + 7'P_21_15 + 7'P_21_16 + 7'P_21_17 + 7'P_21_18 + 7'P_21_19 + 7'P_21_20 + 7'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_2 + P_22_3 + 2'P_22_4 + 2'P_22_5 + 3'P_22_6 + 3'P_22_7 + 4'P_22_8 + 4'P_22_9 + 5'P_22_10 + 5'P_22_11 + 6'P_22_12 + 6'P_22_13 + 7'P_22_14 + 7'P_22_15 + 7'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 7'P_22_20 + 7'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_3 + P_23_4 + 2'P_23_5 + 2'P_23_6 + 3'P_23_7 + 3'P_23_8 + 4'P_23_9 + 4'P_23_10 + 5'P_23_11 + 5'P_23_12 + 6'P_23_13 + 6'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 6'P_23_21 + 6'P_23_22 + 5'P_23_23 + 4'P_23_24 + 3'P_23_25 + 2'P_23_26 + P_23_27 + P_24_4 + P_24_5 + 2'P_24_6 + 2'P_24_7 + 3'P_24_8 + 3'P_24_9 + 4'P_24_10 + 4'P_24_11 + 5'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 5'P_24_22 + 4'P_24_23 + 3'P_24_24 + 2'P_24_25 + P_24_26 + P_25_5 + P_25_6 + 2'P_25_7 + 2'P_25_8 + 3'P_25_9 + 3'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 3'P_25_23 + 2'P_25_24 + P_25_25 + P_26_6 + P_26_7 + 2'P_26_8 + 2'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 2'P_26_23 + P_26_24 + P_27_7 + P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + P_27_23 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + -1'cX_23 + -2'cX_24 + -3'cX_25 + -4'cX_26 + -5'cX_27 + -6'cX_28 + -7'cX_29 + -1'cY_23 + -2'cY_24 + -3'cY_25 + -4'cY_26 + -5'cY_27 + -6'cY_28 + -7'cY_29 + 4'L_0 + 3'L_1 + 3'L_2 + 2'L_3 + 2'L_4 + L_5 + L_6 + L_52 + L_53 + 2'L_54 + 2'L_55 + 3'L_56 + 3'L_57 + 4'L_58 + R_25 + R_26 + 2'R_27 + 2'R_28 + 3'R_29 + 3'R_30 + 4'R_31 + 4'R_32 + 5'R_33 + 5'R_34 + 6'R_35 + 6'R_36 + 7'R_37 + 7'R_38 + 7'R_39 + 7'R_40 + 7'R_41 + 7'R_42 + 7'R_43 + 7'R_44 + 7'R_45 + 7'R_46 + 7'R_47 + 7'R_48 + 7'R_49 + 7'R_50 + 7'R_51 + 7'R_52 + 8'R_53 + 9'R_54 + 10'R_55 + 11'R_56 + 12'R_57 + 13'R_58 + 14'R_59 = 207
invariant :P_7_0 + -1'P_8_2 + -1'P_8_3 + -1'P_8_4 + -1'P_8_5 + -1'P_8_6 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_8_26 + -1'P_8_27 + -1'P_8_28 + -1'P_9_3 + -1'P_9_4 + -1'P_9_5 + -1'P_9_6 + -1'P_9_7 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_9_27 + -1'P_10_4 + -1'P_10_5 + -1'P_10_6 + -1'P_10_7 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_10_26 + -1'P_11_5 + -1'P_11_6 + -1'P_11_7 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_12_6 + -1'P_12_7 + -1'P_12_8 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_12_22 + -1'P_12_23 + -1'P_12_24 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_21_15 + P_22_15 + P_23_14 + P_23_15 + P_23_16 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 23
invariant :P_1_23 + -1'P_3_22 + -1'P_3_23 + -1'P_3_24 + -1'P_4_21 + -2'P_4_22 + -2'P_4_23 + -2'P_4_24 + -1'P_4_25 + -1'P_5_20 + -2'P_5_21 + -3'P_5_22 + -3'P_5_23 + -3'P_5_24 + -2'P_5_25 + -1'P_5_26 + -1'P_6_19 + -2'P_6_20 + -3'P_6_21 + -4'P_6_22 + -4'P_6_23 + -4'P_6_24 + -3'P_6_25 + -2'P_6_26 + -1'P_6_27 + -1'P_7_18 + -2'P_7_19 + -3'P_7_20 + -4'P_7_21 + -5'P_7_22 + -5'P_7_23 + -5'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_17 + -2'P_8_18 + -3'P_8_19 + -4'P_8_20 + -5'P_8_21 + -6'P_8_22 + -6'P_8_23 + -6'P_8_24 + -5'P_8_25 + -4'P_8_26 + -3'P_8_27 + -2'P_8_28 + -1'P_9_16 + -2'P_9_17 + -3'P_9_18 + -4'P_9_19 + -5'P_9_20 + -6'P_9_21 + -7'P_9_22 + -7'P_9_23 + -7'P_9_24 + -6'P_9_25 + -5'P_9_26 + -4'P_9_27 + -2'P_9_28 + -1'P_10_15 + -2'P_10_16 + -3'P_10_17 + -4'P_10_18 + -5'P_10_19 + -6'P_10_20 + -7'P_10_21 + -8'P_10_22 + -8'P_10_23 + -8'P_10_24 + -7'P_10_25 + -6'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_14 + -2'P_11_15 + -3'P_11_16 + -4'P_11_17 + -5'P_11_18 + -6'P_11_19 + -7'P_11_20 + -8'P_11_21 + -9'P_11_22 + -9'P_11_23 + -9'P_11_24 + -8'P_11_25 + -6'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_13 + -2'P_12_14 + -3'P_12_15 + -4'P_12_16 + -5'P_12_17 + -6'P_12_18 + -7'P_12_19 + -8'P_12_20 + -9'P_12_21 + -10'P_12_22 + -10'P_12_23 + -10'P_12_24 + -8'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_12 + -2'P_13_13 + -3'P_13_14 + -4'P_13_15 + -5'P_13_16 + -6'P_13_17 + -7'P_13_18 + -8'P_13_19 + -9'P_13_20 + -10'P_13_21 + -11'P_13_22 + -11'P_13_23 + -10'P_13_24 + -8'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_11 + -2'P_14_12 + -3'P_14_13 + -4'P_14_14 + -5'P_14_15 + -6'P_14_16 + -7'P_14_17 + -8'P_14_18 + -9'P_14_19 + -10'P_14_20 + -11'P_14_21 + -12'P_14_22 + -11'P_14_23 + -10'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_10 + -2'P_15_11 + -3'P_15_12 + -4'P_15_13 + -5'P_15_14 + -6'P_15_15 + -7'P_15_16 + -8'P_15_17 + -9'P_15_18 + -10'P_15_19 + -11'P_15_20 + -12'P_15_21 + -12'P_15_22 + -11'P_15_23 + -10'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_9 + -2'P_16_10 + -3'P_16_11 + -4'P_16_12 + -5'P_16_13 + -6'P_16_14 + -7'P_16_15 + -8'P_16_16 + -9'P_16_17 + -10'P_16_18 + -11'P_16_19 + -12'P_16_20 + -12'P_16_21 + -12'P_16_22 + -11'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_8 + -2'P_17_9 + -3'P_17_10 + -4'P_17_11 + -5'P_17_12 + -6'P_17_13 + -7'P_17_14 + -8'P_17_15 + -9'P_17_16 + -10'P_17_17 + -11'P_17_18 + -12'P_17_19 + -12'P_17_20 + -12'P_17_21 + -12'P_17_22 + -11'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_7 + -2'P_18_8 + -3'P_18_9 + -4'P_18_10 + -5'P_18_11 + -6'P_18_12 + -7'P_18_13 + -8'P_18_14 + -9'P_18_15 + -10'P_18_16 + -11'P_18_17 + -12'P_18_18 + -12'P_18_19 + -12'P_18_20 + -12'P_18_21 + -12'P_18_22 + -11'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_6 + -2'P_19_7 + -3'P_19_8 + -4'P_19_9 + -5'P_19_10 + -6'P_19_11 + -7'P_19_12 + -8'P_19_13 + -9'P_19_14 + -10'P_19_15 + -11'P_19_16 + -12'P_19_17 + -12'P_19_18 + -12'P_19_19 + -12'P_19_20 + -12'P_19_21 + -12'P_19_22 + -11'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_5 + -2'P_20_6 + -3'P_20_7 + -4'P_20_8 + -5'P_20_9 + -6'P_20_10 + -7'P_20_11 + -8'P_20_12 + -9'P_20_13 + -10'P_20_14 + -11'P_20_15 + -12'P_20_16 + -12'P_20_17 + -12'P_20_18 + -12'P_20_19 + -12'P_20_20 + -12'P_20_21 + -12'P_20_22 + -11'P_20_23 + -10'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_4 + -2'P_21_5 + -3'P_21_6 + -4'P_21_7 + -5'P_21_8 + -6'P_21_9 + -7'P_21_10 + -8'P_21_11 + -9'P_21_12 + -10'P_21_13 + -11'P_21_14 + -12'P_21_15 + -12'P_21_16 + -12'P_21_17 + -12'P_21_18 + -12'P_21_19 + -12'P_21_20 + -12'P_21_21 + -12'P_21_22 + -11'P_21_23 + -10'P_21_24 + -8'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_3 + -2'P_22_4 + -3'P_22_5 + -4'P_22_6 + -5'P_22_7 + -6'P_22_8 + -7'P_22_9 + -8'P_22_10 + -9'P_22_11 + -10'P_22_12 + -11'P_22_13 + -12'P_22_14 + -12'P_22_15 + -12'P_22_16 + -12'P_22_17 + -12'P_22_18 + -12'P_22_19 + -12'P_22_20 + -12'P_22_21 + -12'P_22_22 + -11'P_22_23 + -10'P_22_24 + -8'P_22_25 + -6'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_2 + -2'P_23_3 + -3'P_23_4 + -4'P_23_5 + -5'P_23_6 + -6'P_23_7 + -7'P_23_8 + -8'P_23_9 + -9'P_23_10 + -10'P_23_11 + -11'P_23_12 + -12'P_23_13 + -12'P_23_14 + -12'P_23_15 + -12'P_23_16 + -12'P_23_17 + -12'P_23_18 + -12'P_23_19 + -12'P_23_20 + -12'P_23_21 + -12'P_23_22 + -11'P_23_23 + -10'P_23_24 + -8'P_23_25 + -6'P_23_26 + -4'P_23_27 + -2'P_23_28 + -1'P_24_2 + -2'P_24_3 + -3'P_24_4 + -4'P_24_5 + -5'P_24_6 + -6'P_24_7 + -7'P_24_8 + -8'P_24_9 + -9'P_24_10 + -10'P_24_11 + -11'P_24_12 + -11'P_24_13 + -11'P_24_14 + -11'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -11'P_24_19 + -11'P_24_20 + -11'P_24_21 + -11'P_24_22 + -10'P_24_23 + -9'P_24_24 + -7'P_24_25 + -5'P_24_26 + -3'P_24_27 + -1'P_24_28 + -1'P_25_3 + -2'P_25_4 + -3'P_25_5 + -4'P_25_6 + -5'P_25_7 + -6'P_25_8 + -7'P_25_9 + -8'P_25_10 + -9'P_25_11 + -9'P_25_12 + -9'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -9'P_25_20 + -9'P_25_21 + -9'P_25_22 + -8'P_25_23 + -7'P_25_24 + -5'P_25_25 + -3'P_25_26 + -1'P_25_27 + -1'P_26_4 + -2'P_26_5 + -3'P_26_6 + -4'P_26_7 + -5'P_26_8 + -6'P_26_9 + -7'P_26_10 + -7'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -7'P_26_21 + -7'P_26_22 + -6'P_26_23 + -5'P_26_24 + -3'P_26_25 + -1'P_26_26 + -1'P_27_5 + -2'P_27_6 + -3'P_27_7 + -4'P_27_8 + -5'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -5'P_27_22 + -4'P_27_23 + -3'P_27_24 + -1'P_27_25 + -1'P_28_6 + -2'P_28_7 + -3'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -3'P_28_22 + -2'P_28_23 + -1'P_28_24 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + cX_24 + 3'cX_25 + 5'cX_26 + 7'cX_27 + 9'cX_28 + 11'cX_29 + cY_23 + 2'cY_24 + 4'cY_25 + 6'cY_26 + 8'cY_27 + 10'cY_28 + 12'cY_29 + -7'L_0 + -6'L_1 + -5'L_2 + -4'L_3 + -3'L_4 + -2'L_5 + -1'L_6 + -1'L_53 + -2'L_54 + -3'L_55 + -4'L_56 + -5'L_57 + -6'L_58 + -1'R_26 + -2'R_27 + -3'R_28 + -4'R_29 + -5'R_30 + -6'R_31 + -7'R_32 + -8'R_33 + -9'R_34 + -10'R_35 + -11'R_36 + -12'R_37 + -12'R_38 + -12'R_39 + -12'R_40 + -12'R_41 + -12'R_42 + -12'R_43 + -12'R_44 + -12'R_45 + -12'R_46 + -12'R_47 + -12'R_48 + -12'R_49 + -12'R_50 + -12'R_51 + -12'R_52 + -12'R_53 + -13'R_54 + -15'R_55 + -17'R_56 + -19'R_57 + -21'R_58 + -23'R_59 = -348
invariant :P_29_1 + P_29_2 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + P_29_28 + cX_29 + -1'L_58 + -1'R_59 = -1
invariant :cY_1 + 2'cY_2 + 3'cY_3 + 4'cY_4 + 5'cY_5 + 6'cY_6 + 7'cY_7 + 8'cY_8 + 9'cY_9 + 10'cY_10 + 11'cY_11 + 12'cY_12 + 13'cY_13 + 14'cY_14 + 15'cY_15 + 16'cY_16 + 17'cY_17 + 18'cY_18 + 19'cY_19 + 20'cY_20 + 21'cY_21 + 22'cY_22 + 23'cY_23 + 24'cY_24 + 25'cY_25 + 26'cY_26 + 27'cY_27 + 28'cY_28 + 29'cY_29 + -14'L_0 + -14'L_1 + -13'L_2 + -13'L_3 + -12'L_4 + -12'L_5 + -11'L_6 + -11'L_7 + -10'L_8 + -10'L_9 + -9'L_10 + -9'L_11 + -8'L_12 + -8'L_13 + -7'L_14 + -7'L_15 + -6'L_16 + -6'L_17 + -5'L_18 + -5'L_19 + -4'L_20 + -4'L_21 + -3'L_22 + -3'L_23 + -2'L_24 + -2'L_25 + -1'L_26 + -1'L_27 + L_30 + L_31 + 2'L_32 + 2'L_33 + 3'L_34 + 3'L_35 + 4'L_36 + 4'L_37 + 5'L_38 + 5'L_39 + 6'L_40 + 6'L_41 + 7'L_42 + 7'L_43 + 8'L_44 + 8'L_45 + 9'L_46 + 9'L_47 + 10'L_48 + 10'L_49 + 11'L_50 + 11'L_51 + 12'L_52 + 12'L_53 + 13'L_54 + 13'L_55 + 14'L_56 + 14'L_57 + 15'L_58 + -1'R_2 + -1'R_3 + -2'R_4 + -2'R_5 + -3'R_6 + -3'R_7 + -4'R_8 + -4'R_9 + -5'R_10 + -5'R_11 + -6'R_12 + -6'R_13 + -7'R_14 + -7'R_15 + -8'R_16 + -8'R_17 + -9'R_18 + -9'R_19 + -10'R_20 + -10'R_21 + -11'R_22 + -11'R_23 + -12'R_24 + -12'R_25 + -13'R_26 + -13'R_27 + -14'R_28 + -14'R_29 + -15'R_30 + -15'R_31 + -16'R_32 + -16'R_33 + -17'R_34 + -17'R_35 + -18'R_36 + -18'R_37 + -19'R_38 + -19'R_39 + -20'R_40 + -20'R_41 + -21'R_42 + -21'R_43 + -22'R_44 + -22'R_45 + -23'R_46 + -23'R_47 + -24'R_48 + -24'R_49 + -25'R_50 + -25'R_51 + -26'R_52 + -26'R_53 + -27'R_54 + -27'R_55 + -28'R_56 + -28'R_57 + -29'R_58 + -29'R_59 = -420
invariant :P_15_1 + P_15_2 + P_15_3 + P_15_4 + P_15_5 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_15_25 + P_15_26 + P_15_27 + P_15_28 + P_16_2 + P_16_3 + P_16_4 + P_16_5 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_16_26 + P_16_27 + P_17_3 + P_17_4 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_17_26 + P_18_4 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_28_14 + P_28_15 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -15
invariant :P_0_14 + P_3_14 + P_4_13 + P_4_14 + P_4_15 + P_5_12 + P_5_13 + 2'P_5_14 + P_5_15 + P_5_16 + P_6_11 + P_6_12 + 2'P_6_13 + 2'P_6_14 + 2'P_6_15 + P_6_16 + P_6_17 + P_7_10 + P_7_11 + 2'P_7_12 + 2'P_7_13 + 3'P_7_14 + 2'P_7_15 + 2'P_7_16 + P_7_17 + P_7_18 + P_8_9 + P_8_10 + 2'P_8_11 + 2'P_8_12 + 3'P_8_13 + 3'P_8_14 + 3'P_8_15 + 2'P_8_16 + 2'P_8_17 + P_8_18 + P_8_19 + P_9_8 + P_9_9 + 2'P_9_10 + 2'P_9_11 + 3'P_9_12 + 3'P_9_13 + 4'P_9_14 + 3'P_9_15 + 3'P_9_16 + 2'P_9_17 + 2'P_9_18 + P_9_19 + P_9_20 + P_10_7 + P_10_8 + 2'P_10_9 + 2'P_10_10 + 3'P_10_11 + 3'P_10_12 + 4'P_10_13 + 4'P_10_14 + 4'P_10_15 + 3'P_10_16 + 3'P_10_17 + 2'P_10_18 + 2'P_10_19 + P_10_20 + P_10_21 + P_11_6 + P_11_7 + 2'P_11_8 + 2'P_11_9 + 3'P_11_10 + 3'P_11_11 + 4'P_11_12 + 4'P_11_13 + 5'P_11_14 + 4'P_11_15 + 4'P_11_16 + 3'P_11_17 + 3'P_11_18 + 2'P_11_19 + 2'P_11_20 + P_11_21 + P_11_22 + P_12_5 + P_12_6 + 2'P_12_7 + 2'P_12_8 + 3'P_12_9 + 3'P_12_10 + 4'P_12_11 + 4'P_12_12 + 5'P_12_13 + 5'P_12_14 + 5'P_12_15 + 4'P_12_16 + 4'P_12_17 + 3'P_12_18 + 3'P_12_19 + 2'P_12_20 + 2'P_12_21 + P_12_22 + P_12_23 + P_13_4 + P_13_5 + 2'P_13_6 + 2'P_13_7 + 3'P_13_8 + 3'P_13_9 + 4'P_13_10 + 4'P_13_11 + 5'P_13_12 + 5'P_13_13 + 6'P_13_14 + 5'P_13_15 + 5'P_13_16 + 4'P_13_17 + 4'P_13_18 + 3'P_13_19 + 3'P_13_20 + 2'P_13_21 + 2'P_13_22 + P_13_23 + P_13_24 + P_14_3 + P_14_4 + 2'P_14_5 + 2'P_14_6 + 3'P_14_7 + 3'P_14_8 + 4'P_14_9 + 4'P_14_10 + 5'P_14_11 + 5'P_14_12 + 6'P_14_13 + 6'P_14_14 + 6'P_14_15 + 5'P_14_16 + 5'P_14_17 + 4'P_14_18 + 4'P_14_19 + 3'P_14_20 + 3'P_14_21 + 2'P_14_22 + 2'P_14_23 + P_14_24 + P_14_25 + P_15_2 + P_15_3 + 2'P_15_4 + 2'P_15_5 + 3'P_15_6 + 3'P_15_7 + 4'P_15_8 + 4'P_15_9 + 5'P_15_10 + 5'P_15_11 + 6'P_15_12 + 6'P_15_13 + 7'P_15_14 + 6'P_15_15 + 6'P_15_16 + 5'P_15_17 + 5'P_15_18 + 4'P_15_19 + 4'P_15_20 + 3'P_15_21 + 3'P_15_22 + 2'P_15_23 + 2'P_15_24 + P_15_25 + P_15_26 + P_16_3 + P_16_4 + 2'P_16_5 + 2'P_16_6 + 3'P_16_7 + 3'P_16_8 + 4'P_16_9 + 4'P_16_10 + 5'P_16_11 + 5'P_16_12 + 6'P_16_13 + 6'P_16_14 + 6'P_16_15 + 5'P_16_16 + 5'P_16_17 + 4'P_16_18 + 4'P_16_19 + 3'P_16_20 + 3'P_16_21 + 2'P_16_22 + 2'P_16_23 + P_16_24 + P_16_25 + -1'P_16_28 + P_17_4 + P_17_5 + 2'P_17_6 + 2'P_17_7 + 3'P_17_8 + 3'P_17_9 + 4'P_17_10 + 4'P_17_11 + 5'P_17_12 + 5'P_17_13 + 6'P_17_14 + 5'P_17_15 + 5'P_17_16 + 4'P_17_17 + 4'P_17_18 + 3'P_17_19 + 3'P_17_20 + 2'P_17_21 + 2'P_17_22 + P_17_23 + P_17_24 + -1'P_17_27 + P_18_5 + P_18_6 + 2'P_18_7 + 2'P_18_8 + 3'P_18_9 + 3'P_18_10 + 4'P_18_11 + 4'P_18_12 + 5'P_18_13 + 5'P_18_14 + 5'P_18_15 + 4'P_18_16 + 4'P_18_17 + 3'P_18_18 + 3'P_18_19 + 2'P_18_20 + 2'P_18_21 + P_18_22 + P_18_23 + -1'P_18_26 + P_19_6 + P_19_7 + 2'P_19_8 + 2'P_19_9 + 3'P_19_10 + 3'P_19_11 + 4'P_19_12 + 4'P_19_13 + 5'P_19_14 + 4'P_19_15 + 4'P_19_16 + 3'P_19_17 + 3'P_19_18 + 2'P_19_19 + 2'P_19_20 + P_19_21 + P_19_22 + -1'P_19_25 + P_20_7 + P_20_8 + 2'P_20_9 + 2'P_20_10 + 3'P_20_11 + 3'P_20_12 + 4'P_20_13 + 4'P_20_14 + 4'P_20_15 + 3'P_20_16 + 3'P_20_17 + 2'P_20_18 + 2'P_20_19 + P_20_20 + P_20_21 + -1'P_20_24 + P_21_8 + P_21_9 + 2'P_21_10 + 2'P_21_11 + 3'P_21_12 + 3'P_21_13 + 4'P_21_14 + 3'P_21_15 + 3'P_21_16 + 2'P_21_17 + 2'P_21_18 + P_21_19 + P_21_20 + -1'P_21_23 + P_22_9 + P_22_10 + 2'P_22_11 + 2'P_22_12 + 3'P_22_13 + 3'P_22_14 + 3'P_22_15 + 2'P_22_16 + 2'P_22_17 + P_22_18 + P_22_19 + -1'P_22_22 + P_23_10 + P_23_11 + 2'P_23_12 + 2'P_23_13 + 3'P_23_14 + 2'P_23_15 + 2'P_23_16 + P_23_17 + P_23_18 + -1'P_23_21 + P_24_11 + P_24_12 + 2'P_24_13 + 2'P_24_14 + 2'P_24_15 + P_24_16 + P_24_17 + -1'P_24_20 + P_25_12 + P_25_13 + 2'P_25_14 + P_25_15 + P_25_16 + -1'P_25_19 + P_26_13 + P_26_14 + P_26_15 + -1'P_26_18 + P_27_14 + -1'P_27_17 + -1'P_28_16 + -1'P_29_15 + -1'cX_16 + -2'cX_17 + -3'cX_18 + -4'cX_19 + -5'cX_20 + -6'cX_21 + -7'cX_22 + -8'cX_23 + -9'cX_24 + -10'cX_25 + -11'cX_26 + -12'cX_27 + -13'cX_28 + -14'cX_29 + -1'cY_15 + -2'cY_16 + -3'cY_17 + -4'cY_18 + -5'cY_19 + -6'cY_20 + -7'cY_21 + -8'cY_22 + -9'cY_23 + -10'cY_24 + -11'cY_25 + -12'cY_26 + -13'cY_27 + -14'cY_28 + -15'cY_29 + 8'L_0 + 8'L_1 + 7'L_2 + 7'L_3 + 6'L_4 + 6'L_5 + 5'L_6 + 5'L_7 + 4'L_8 + 4'L_9 + 3'L_10 + 3'L_11 + 2'L_12 + 2'L_13 + L_14 + L_15 + L_45 + L_46 + 2'L_47 + 2'L_48 + 3'L_49 + 3'L_50 + 4'L_51 + 4'L_52 + 5'L_53 + 5'L_54 + 6'L_55 + 6'L_56 + 7'L_57 + 7'L_58 + R_18 + R_19 + 2'R_20 + 2'R_21 + 3'R_22 + 3'R_23 + 4'R_24 + 4'R_25 + 5'R_26 + 5'R_27 + 6'R_28 + 6'R_29 + 7'R_30 + 7'R_31 + 8'R_32 + 8'R_33 + 9'R_34 + 9'R_35 + 10'R_36 + 10'R_37 + 11'R_38 + 11'R_39 + 12'R_40 + 12'R_41 + 13'R_42 + 13'R_43 + 14'R_44 + 14'R_45 + 16'R_46 + 17'R_47 + 18'R_48 + 19'R_49 + 20'R_50 + 21'R_51 + 22'R_52 + 23'R_53 + 24'R_54 + 25'R_55 + 26'R_56 + 27'R_57 + 28'R_58 + 29'R_59 = 428
invariant :P_16_29 + P_17_28 + P_18_27 + P_19_26 + P_20_25 + P_21_24 + P_22_23 + P_23_22 + P_24_21 + P_25_20 + P_26_19 + P_27_18 + P_28_17 + P_29_16 + R_46 = 1
invariant :P_1_0 + P_3_2 + P_3_3 + P_3_4 + P_3_5 + P_3_6 + P_3_7 + P_3_8 + P_3_9 + P_3_10 + P_3_11 + P_3_12 + P_3_13 + P_3_14 + P_3_15 + P_3_16 + P_3_17 + P_3_18 + P_3_19 + P_3_20 + P_3_21 + P_3_22 + P_3_23 + P_3_24 + P_3_25 + P_3_26 + P_3_27 + P_3_28 + P_4_2 + 2'P_4_3 + 2'P_4_4 + 2'P_4_5 + 2'P_4_6 + 2'P_4_7 + 2'P_4_8 + 2'P_4_9 + 2'P_4_10 + 2'P_4_11 + 2'P_4_12 + 2'P_4_13 + 2'P_4_14 + 2'P_4_15 + 2'P_4_16 + 2'P_4_17 + 2'P_4_18 + 2'P_4_19 + 2'P_4_20 + 2'P_4_21 + 2'P_4_22 + 2'P_4_23 + 2'P_4_24 + 2'P_4_25 + 2'P_4_26 + 2'P_4_27 + P_4_28 + P_5_2 + 2'P_5_3 + 3'P_5_4 + 3'P_5_5 + 3'P_5_6 + 3'P_5_7 + 3'P_5_8 + 3'P_5_9 + 3'P_5_10 + 3'P_5_11 + 3'P_5_12 + 3'P_5_13 + 3'P_5_14 + 3'P_5_15 + 3'P_5_16 + 3'P_5_17 + 3'P_5_18 + 3'P_5_19 + 3'P_5_20 + 3'P_5_21 + 3'P_5_22 + 3'P_5_23 + 3'P_5_24 + 3'P_5_25 + 3'P_5_26 + 2'P_5_27 + P_5_28 + P_6_2 + 2'P_6_3 + 3'P_6_4 + 4'P_6_5 + 4'P_6_6 + 4'P_6_7 + 4'P_6_8 + 4'P_6_9 + 4'P_6_10 + 4'P_6_11 + 4'P_6_12 + 4'P_6_13 + 4'P_6_14 + 4'P_6_15 + 4'P_6_16 + 4'P_6_17 + 4'P_6_18 + 4'P_6_19 + 4'P_6_20 + 4'P_6_21 + 4'P_6_22 + 4'P_6_23 + 4'P_6_24 + 4'P_6_25 + 3'P_6_26 + 2'P_6_27 + P_6_28 + P_7_2 + 2'P_7_3 + 3'P_7_4 + 4'P_7_5 + 5'P_7_6 + 5'P_7_7 + 5'P_7_8 + 5'P_7_9 + 5'P_7_10 + 5'P_7_11 + 5'P_7_12 + 5'P_7_13 + 5'P_7_14 + 5'P_7_15 + 5'P_7_16 + 5'P_7_17 + 5'P_7_18 + 5'P_7_19 + 5'P_7_20 + 5'P_7_21 + 5'P_7_22 + 5'P_7_23 + 5'P_7_24 + 4'P_7_25 + 3'P_7_26 + 2'P_7_27 + P_7_28 + P_8_2 + 2'P_8_3 + 3'P_8_4 + 4'P_8_5 + 5'P_8_6 + 6'P_8_7 + 6'P_8_8 + 6'P_8_9 + 6'P_8_10 + 6'P_8_11 + 6'P_8_12 + 6'P_8_13 + 6'P_8_14 + 6'P_8_15 + 6'P_8_16 + 6'P_8_17 + 6'P_8_18 + 6'P_8_19 + 6'P_8_20 + 6'P_8_21 + 6'P_8_22 + 6'P_8_23 + 5'P_8_24 + 4'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_2 + 2'P_9_3 + 3'P_9_4 + 4'P_9_5 + 5'P_9_6 + 6'P_9_7 + 7'P_9_8 + 7'P_9_9 + 7'P_9_10 + 7'P_9_11 + 7'P_9_12 + 7'P_9_13 + 7'P_9_14 + 7'P_9_15 + 7'P_9_16 + 7'P_9_17 + 7'P_9_18 + 7'P_9_19 + 7'P_9_20 + 7'P_9_21 + 7'P_9_22 + 6'P_9_23 + 5'P_9_24 + 4'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_2 + 2'P_10_3 + 3'P_10_4 + 4'P_10_5 + 5'P_10_6 + 6'P_10_7 + 7'P_10_8 + 8'P_10_9 + 8'P_10_10 + 8'P_10_11 + 8'P_10_12 + 8'P_10_13 + 8'P_10_14 + 8'P_10_15 + 8'P_10_16 + 8'P_10_17 + 8'P_10_18 + 8'P_10_19 + 8'P_10_20 + 8'P_10_21 + 7'P_10_22 + 6'P_10_23 + 5'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_2 + 2'P_11_3 + 3'P_11_4 + 4'P_11_5 + 5'P_11_6 + 6'P_11_7 + 7'P_11_8 + 8'P_11_9 + 9'P_11_10 + 9'P_11_11 + 9'P_11_12 + 9'P_11_13 + 9'P_11_14 + 9'P_11_15 + 9'P_11_16 + 9'P_11_17 + 9'P_11_18 + 9'P_11_19 + 9'P_11_20 + 8'P_11_21 + 7'P_11_22 + 6'P_11_23 + 5'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_2 + 2'P_12_3 + 3'P_12_4 + 4'P_12_5 + 5'P_12_6 + 6'P_12_7 + 7'P_12_8 + 8'P_12_9 + 9'P_12_10 + 10'P_12_11 + 10'P_12_12 + 10'P_12_13 + 10'P_12_14 + 10'P_12_15 + 10'P_12_16 + 10'P_12_17 + 10'P_12_18 + 10'P_12_19 + 9'P_12_20 + 8'P_12_21 + 7'P_12_22 + 6'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_2 + 2'P_13_3 + 3'P_13_4 + 4'P_13_5 + 5'P_13_6 + 6'P_13_7 + 7'P_13_8 + 8'P_13_9 + 9'P_13_10 + 10'P_13_11 + 11'P_13_12 + 11'P_13_13 + 11'P_13_14 + 11'P_13_15 + 11'P_13_16 + 11'P_13_17 + 11'P_13_18 + 10'P_13_19 + 9'P_13_20 + 8'P_13_21 + 7'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_2 + 2'P_14_3 + 3'P_14_4 + 4'P_14_5 + 5'P_14_6 + 6'P_14_7 + 7'P_14_8 + 8'P_14_9 + 9'P_14_10 + 10'P_14_11 + 11'P_14_12 + 12'P_14_13 + 12'P_14_14 + 12'P_14_15 + 12'P_14_16 + 12'P_14_17 + 11'P_14_18 + 10'P_14_19 + 9'P_14_20 + 8'P_14_21 + 7'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_2 + 2'P_15_3 + 3'P_15_4 + 4'P_15_5 + 5'P_15_6 + 6'P_15_7 + 7'P_15_8 + 8'P_15_9 + 9'P_15_10 + 10'P_15_11 + 11'P_15_12 + 12'P_15_13 + 13'P_15_14 + 13'P_15_15 + 13'P_15_16 + 12'P_15_17 + 11'P_15_18 + 10'P_15_19 + 9'P_15_20 + 8'P_15_21 + 7'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_2 + 2'P_16_3 + 3'P_16_4 + 4'P_16_5 + 5'P_16_6 + 6'P_16_7 + 7'P_16_8 + 8'P_16_9 + 9'P_16_10 + 10'P_16_11 + 11'P_16_12 + 12'P_16_13 + 13'P_16_14 + 14'P_16_15 + 13'P_16_16 + 12'P_16_17 + 11'P_16_18 + 10'P_16_19 + 9'P_16_20 + 8'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_2 + 2'P_17_3 + 3'P_17_4 + 4'P_17_5 + 5'P_17_6 + 6'P_17_7 + 7'P_17_8 + 8'P_17_9 + 9'P_17_10 + 10'P_17_11 + 11'P_17_12 + 12'P_17_13 + 13'P_17_14 + 13'P_17_15 + 13'P_17_16 + 12'P_17_17 + 11'P_17_18 + 10'P_17_19 + 9'P_17_20 + 8'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_2 + 2'P_18_3 + 3'P_18_4 + 4'P_18_5 + 5'P_18_6 + 6'P_18_7 + 7'P_18_8 + 8'P_18_9 + 9'P_18_10 + 10'P_18_11 + 11'P_18_12 + 12'P_18_13 + 12'P_18_14 + 12'P_18_15 + 12'P_18_16 + 12'P_18_17 + 11'P_18_18 + 10'P_18_19 + 9'P_18_20 + 8'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_2 + 2'P_19_3 + 3'P_19_4 + 4'P_19_5 + 5'P_19_6 + 6'P_19_7 + 7'P_19_8 + 8'P_19_9 + 9'P_19_10 + 10'P_19_11 + 11'P_19_12 + 11'P_19_13 + 11'P_19_14 + 11'P_19_15 + 11'P_19_16 + 11'P_19_17 + 11'P_19_18 + 10'P_19_19 + 9'P_19_20 + 8'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_2 + 2'P_20_3 + 3'P_20_4 + 4'P_20_5 + 5'P_20_6 + 6'P_20_7 + 7'P_20_8 + 8'P_20_9 + 9'P_20_10 + 10'P_20_11 + 10'P_20_12 + 10'P_20_13 + 10'P_20_14 + 10'P_20_15 + 10'P_20_16 + 10'P_20_17 + 10'P_20_18 + 10'P_20_19 + 9'P_20_20 + 8'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_2 + 2'P_21_3 + 3'P_21_4 + 4'P_21_5 + 5'P_21_6 + 6'P_21_7 + 7'P_21_8 + 8'P_21_9 + 9'P_21_10 + 9'P_21_11 + 9'P_21_12 + 9'P_21_13 + 9'P_21_14 + 9'P_21_15 + 9'P_21_16 + 9'P_21_17 + 9'P_21_18 + 9'P_21_19 + 9'P_21_20 + 8'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_2 + 2'P_22_3 + 3'P_22_4 + 4'P_22_5 + 5'P_22_6 + 6'P_22_7 + 7'P_22_8 + 8'P_22_9 + 8'P_22_10 + 8'P_22_11 + 8'P_22_12 + 8'P_22_13 + 8'P_22_14 + 8'P_22_15 + 8'P_22_16 + 8'P_22_17 + 8'P_22_18 + 8'P_22_19 + 8'P_22_20 + 8'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_2 + 2'P_23_3 + 3'P_23_4 + 4'P_23_5 + 5'P_23_6 + 6'P_23_7 + 7'P_23_8 + 7'P_23_9 + 7'P_23_10 + 7'P_23_11 + 7'P_23_12 + 7'P_23_13 + 7'P_23_14 + 7'P_23_15 + 7'P_23_16 + 7'P_23_17 + 7'P_23_18 + 7'P_23_19 + 7'P_23_20 + 7'P_23_21 + 7'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_2 + 2'P_24_3 + 3'P_24_4 + 4'P_24_5 + 5'P_24_6 + 6'P_24_7 + 6'P_24_8 + 6'P_24_9 + 6'P_24_10 + 6'P_24_11 + 6'P_24_12 + 6'P_24_13 + 6'P_24_14 + 6'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 6'P_24_20 + 6'P_24_21 + 6'P_24_22 + 6'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_2 + 2'P_25_3 + 3'P_25_4 + 4'P_25_5 + 5'P_25_6 + 5'P_25_7 + 5'P_25_8 + 5'P_25_9 + 5'P_25_10 + 5'P_25_11 + 5'P_25_12 + 5'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 5'P_25_21 + 5'P_25_22 + 5'P_25_23 + 5'P_25_24 + 4'P_25_25 + 3'P_25_26 + 2'P_25_27 + P_25_28 + P_26_2 + 2'P_26_3 + 3'P_26_4 + 4'P_26_5 + 4'P_26_6 + 4'P_26_7 + 4'P_26_8 + 4'P_26_9 + 4'P_26_10 + 4'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 4'P_26_22 + 4'P_26_23 + 4'P_26_24 + 4'P_26_25 + 3'P_26_26 + 2'P_26_27 + P_26_28 + P_27_2 + 2'P_27_3 + 3'P_27_4 + 3'P_27_5 + 3'P_27_6 + 3'P_27_7 + 3'P_27_8 + 3'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 3'P_27_23 + 3'P_27_24 + 3'P_27_25 + 3'P_27_26 + 2'P_27_27 + P_27_28 + P_28_2 + 2'P_28_3 + 2'P_28_4 + 2'P_28_5 + 2'P_28_6 + 2'P_28_7 + 2'P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + 2'P_28_23 + 2'P_28_24 + 2'P_28_25 + 2'P_28_26 + 2'P_28_27 + P_28_28 + P_29_2 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + P_29_28 + cX_3 + 2'cX_4 + 3'cX_5 + 4'cX_6 + 5'cX_7 + 6'cX_8 + 7'cX_9 + 8'cX_10 + 9'cX_11 + 10'cX_12 + 11'cX_13 + 12'cX_14 + 13'cX_15 + 14'cX_16 + 15'cX_17 + 16'cX_18 + 17'cX_19 + 18'cX_20 + 19'cX_21 + 20'cX_22 + 21'cX_23 + 22'cX_24 + 23'cX_25 + 24'cX_26 + 25'cX_27 + 26'cX_28 + 27'cX_29 + cY_2 + 2'cY_3 + 3'cY_4 + 4'cY_5 + 5'cY_6 + 6'cY_7 + 7'cY_8 + 8'cY_9 + 9'cY_10 + 10'cY_11 + 11'cY_12 + 12'cY_13 + 13'cY_14 + 14'cY_15 + 15'cY_16 + 16'cY_17 + 17'cY_18 + 18'cY_19 + 19'cY_20 + 20'cY_21 + 21'cY_22 + 22'cY_23 + 23'cY_24 + 24'cY_25 + 25'cY_26 + 26'cY_27 + 27'cY_28 + 28'cY_29 + -14'L_0 + -14'L_1 + -13'L_2 + -13'L_3 + -12'L_4 + -12'L_5 + -11'L_6 + -11'L_7 + -10'L_8 + -10'L_9 + -9'L_10 + -9'L_11 + -8'L_12 + -8'L_13 + -7'L_14 + -7'L_15 + -6'L_16 + -6'L_17 + -5'L_18 + -5'L_19 + -4'L_20 + -4'L_21 + -3'L_22 + -3'L_23 + -2'L_24 + -2'L_25 + -1'L_26 + -1'L_27 + L_30 + -1'L_33 + -1'L_34 + -2'L_35 + -2'L_36 + -3'L_37 + -3'L_38 + -4'L_39 + -4'L_40 + -5'L_41 + -5'L_42 + -6'L_43 + -6'L_44 + -7'L_45 + -7'L_46 + -8'L_47 + -8'L_48 + -9'L_49 + -9'L_50 + -10'L_51 + -10'L_52 + -11'L_53 + -11'L_54 + -12'L_55 + -12'L_56 + -13'L_57 + -13'L_58 + -1'R_4 + -1'R_5 + -2'R_6 + -2'R_7 + -3'R_8 + -3'R_9 + -4'R_10 + -4'R_11 + -5'R_12 + -5'R_13 + -6'R_14 + -6'R_15 + -7'R_16 + -7'R_17 + -8'R_18 + -8'R_19 + -9'R_20 + -9'R_21 + -10'R_22 + -10'R_23 + -11'R_24 + -11'R_25 + -12'R_26 + -12'R_27 + -13'R_28 + -13'R_29 + -14'R_30 + -14'R_31 + -15'R_32 + -16'R_33 + -18'R_34 + -19'R_35 + -21'R_36 + -22'R_37 + -24'R_38 + -25'R_39 + -27'R_40 + -28'R_41 + -30'R_42 + -31'R_43 + -33'R_44 + -34'R_45 + -36'R_46 + -37'R_47 + -39'R_48 + -40'R_49 + -42'R_50 + -43'R_51 + -45'R_52 + -46'R_53 + -48'R_54 + -49'R_55 + -51'R_56 + -52'R_57 + -54'R_58 + -55'R_59 = -797
invariant :P_1_6 + -1'P_3_5 + -1'P_3_6 + -1'P_3_7 + -1'P_4_4 + -2'P_4_5 + -2'P_4_6 + -2'P_4_7 + -1'P_4_8 + -1'P_5_3 + -2'P_5_4 + -3'P_5_5 + -3'P_5_6 + -3'P_5_7 + -2'P_5_8 + -1'P_5_9 + -1'P_6_2 + -2'P_6_3 + -3'P_6_4 + -4'P_6_5 + -4'P_6_6 + -4'P_6_7 + -3'P_6_8 + -2'P_6_9 + -1'P_6_10 + -1'P_7_2 + -2'P_7_3 + -3'P_7_4 + -4'P_7_5 + -4'P_7_6 + -4'P_7_7 + -3'P_7_8 + -2'P_7_9 + -1'P_7_10 + P_7_12 + P_7_13 + P_7_14 + P_7_15 + P_7_16 + P_7_17 + P_7_18 + P_7_19 + P_7_20 + P_7_21 + P_7_22 + P_7_23 + P_7_24 + P_7_25 + P_7_26 + P_7_27 + P_7_28 + -1'P_8_3 + -2'P_8_4 + -3'P_8_5 + -3'P_8_6 + -3'P_8_7 + -2'P_8_8 + -1'P_8_9 + P_8_11 + 2'P_8_12 + 3'P_8_13 + 3'P_8_14 + 3'P_8_15 + 3'P_8_16 + 3'P_8_17 + 3'P_8_18 + 3'P_8_19 + 3'P_8_20 + 3'P_8_21 + 3'P_8_22 + 3'P_8_23 + 3'P_8_24 + 3'P_8_25 + 3'P_8_26 + 3'P_8_27 + 2'P_8_28 + -1'P_9_4 + -2'P_9_5 + -2'P_9_6 + -2'P_9_7 + -1'P_9_8 + P_9_10 + 2'P_9_11 + 3'P_9_12 + 4'P_9_13 + 5'P_9_14 + 5'P_9_15 + 5'P_9_16 + 5'P_9_17 + 5'P_9_18 + 5'P_9_19 + 5'P_9_20 + 5'P_9_21 + 5'P_9_22 + 5'P_9_23 + 5'P_9_24 + 5'P_9_25 + 5'P_9_26 + 4'P_9_27 + 2'P_9_28 + -1'P_10_5 + -1'P_10_6 + -1'P_10_7 + P_10_9 + 2'P_10_10 + 3'P_10_11 + 4'P_10_12 + 5'P_10_13 + 6'P_10_14 + 7'P_10_15 + 7'P_10_16 + 7'P_10_17 + 7'P_10_18 + 7'P_10_19 + 7'P_10_20 + 7'P_10_21 + 7'P_10_22 + 7'P_10_23 + 7'P_10_24 + 7'P_10_25 + 6'P_10_26 + 4'P_10_27 + 2'P_10_28 + P_11_8 + 2'P_11_9 + 3'P_11_10 + 4'P_11_11 + 5'P_11_12 + 6'P_11_13 + 7'P_11_14 + 8'P_11_15 + 9'P_11_16 + 9'P_11_17 + 9'P_11_18 + 9'P_11_19 + 9'P_11_20 + 9'P_11_21 + 9'P_11_22 + 9'P_11_23 + 9'P_11_24 + 8'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + P_12_6 + P_12_7 + 2'P_12_8 + 3'P_12_9 + 4'P_12_10 + 5'P_12_11 + 6'P_12_12 + 7'P_12_13 + 8'P_12_14 + 9'P_12_15 + 10'P_12_16 + 11'P_12_17 + 11'P_12_18 + 11'P_12_19 + 11'P_12_20 + 11'P_12_21 + 11'P_12_22 + 11'P_12_23 + 10'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_6 + 2'P_13_7 + 3'P_13_8 + 4'P_13_9 + 5'P_13_10 + 6'P_13_11 + 7'P_13_12 + 8'P_13_13 + 9'P_13_14 + 10'P_13_15 + 11'P_13_16 + 12'P_13_17 + 13'P_13_18 + 13'P_13_19 + 13'P_13_20 + 13'P_13_21 + 13'P_13_22 + 12'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_6 + 2'P_14_7 + 4'P_14_8 + 5'P_14_9 + 6'P_14_10 + 7'P_14_11 + 8'P_14_12 + 9'P_14_13 + 10'P_14_14 + 11'P_14_15 + 12'P_14_16 + 13'P_14_17 + 14'P_14_18 + 15'P_14_19 + 15'P_14_20 + 15'P_14_21 + 14'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_6 + 2'P_15_7 + 4'P_15_8 + 6'P_15_9 + 7'P_15_10 + 8'P_15_11 + 9'P_15_12 + 10'P_15_13 + 11'P_15_14 + 12'P_15_15 + 13'P_15_16 + 14'P_15_17 + 15'P_15_18 + 16'P_15_19 + 17'P_15_20 + 16'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_6 + 2'P_16_7 + 4'P_16_8 + 6'P_16_9 + 8'P_16_10 + 9'P_16_11 + 10'P_16_12 + 11'P_16_13 + 12'P_16_14 + 13'P_16_15 + 14'P_16_16 + 15'P_16_17 + 16'P_16_18 + 17'P_16_19 + 17'P_16_20 + 16'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_6 + 2'P_17_7 + 4'P_17_8 + 6'P_17_9 + 8'P_17_10 + 10'P_17_11 + 11'P_17_12 + 12'P_17_13 + 13'P_17_14 + 14'P_17_15 + 15'P_17_16 + 16'P_17_17 + 17'P_17_18 + 17'P_17_19 + 16'P_17_20 + 15'P_17_21 + 14'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_6 + 2'P_18_7 + 4'P_18_8 + 6'P_18_9 + 8'P_18_10 + 10'P_18_11 + 12'P_18_12 + 13'P_18_13 + 14'P_18_14 + 15'P_18_15 + 16'P_18_16 + 17'P_18_17 + 17'P_18_18 + 16'P_18_19 + 15'P_18_20 + 14'P_18_21 + 13'P_18_22 + 12'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_6 + 2'P_19_7 + 4'P_19_8 + 6'P_19_9 + 8'P_19_10 + 10'P_19_11 + 12'P_19_12 + 14'P_19_13 + 15'P_19_14 + 16'P_19_15 + 17'P_19_16 + 17'P_19_17 + 16'P_19_18 + 15'P_19_19 + 14'P_19_20 + 13'P_19_21 + 12'P_19_22 + 11'P_19_23 + 10'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_6 + 2'P_20_7 + 4'P_20_8 + 6'P_20_9 + 8'P_20_10 + 10'P_20_11 + 12'P_20_12 + 14'P_20_13 + 16'P_20_14 + 17'P_20_15 + 17'P_20_16 + 16'P_20_17 + 15'P_20_18 + 14'P_20_19 + 13'P_20_20 + 12'P_20_21 + 11'P_20_22 + 10'P_20_23 + 9'P_20_24 + 8'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_6 + 2'P_21_7 + 4'P_21_8 + 6'P_21_9 + 8'P_21_10 + 10'P_21_11 + 12'P_21_12 + 14'P_21_13 + 16'P_21_14 + 17'P_21_15 + 16'P_21_16 + 15'P_21_17 + 14'P_21_18 + 13'P_21_19 + 12'P_21_20 + 11'P_21_21 + 10'P_21_22 + 9'P_21_23 + 8'P_21_24 + 7'P_21_25 + 6'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_6 + 2'P_22_7 + 4'P_22_8 + 6'P_22_9 + 8'P_22_10 + 10'P_22_11 + 12'P_22_12 + 14'P_22_13 + 15'P_22_14 + 15'P_22_15 + 15'P_22_16 + 14'P_22_17 + 13'P_22_18 + 12'P_22_19 + 11'P_22_20 + 10'P_22_21 + 9'P_22_22 + 8'P_22_23 + 7'P_22_24 + 6'P_22_25 + 5'P_22_26 + 4'P_22_27 + 2'P_22_28 + P_23_6 + 2'P_23_7 + 4'P_23_8 + 6'P_23_9 + 8'P_23_10 + 10'P_23_11 + 12'P_23_12 + 13'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 13'P_23_17 + 12'P_23_18 + 11'P_23_19 + 10'P_23_20 + 9'P_23_21 + 8'P_23_22 + 7'P_23_23 + 6'P_23_24 + 5'P_23_25 + 4'P_23_26 + 3'P_23_27 + 2'P_23_28 + P_24_6 + 2'P_24_7 + 4'P_24_8 + 6'P_24_9 + 8'P_24_10 + 10'P_24_11 + 11'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 11'P_24_18 + 10'P_24_19 + 9'P_24_20 + 8'P_24_21 + 7'P_24_22 + 6'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_6 + 2'P_25_7 + 4'P_25_8 + 6'P_25_9 + 8'P_25_10 + 9'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 9'P_25_19 + 8'P_25_20 + 7'P_25_21 + 6'P_25_22 + 5'P_25_23 + 4'P_25_24 + 3'P_25_25 + 2'P_25_26 + P_25_27 + P_26_6 + 2'P_26_7 + 4'P_26_8 + 6'P_26_9 + 7'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 7'P_26_20 + 6'P_26_21 + 5'P_26_22 + 4'P_26_23 + 3'P_26_24 + 2'P_26_25 + P_26_26 + P_27_6 + 2'P_27_7 + 4'P_27_8 + 5'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 5'P_27_21 + 4'P_27_22 + 3'P_27_23 + 2'P_27_24 + P_27_25 + P_28_6 + 2'P_28_7 + 3'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 3'P_28_22 + 2'P_28_23 + P_28_24 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + cX_7 + 3'cX_8 + 5'cX_9 + 7'cX_10 + 9'cX_11 + 11'cX_12 + 13'cX_13 + 15'cX_14 + 17'cX_15 + 19'cX_16 + 21'cX_17 + 23'cX_18 + 25'cX_19 + 27'cX_20 + 29'cX_21 + 31'cX_22 + 33'cX_23 + 35'cX_24 + 37'cX_25 + 39'cX_26 + 41'cX_27 + 43'cX_28 + 45'cX_29 + cY_6 + 2'cY_7 + 4'cY_8 + 6'cY_9 + 8'cY_10 + 10'cY_11 + 12'cY_12 + 14'cY_13 + 16'cY_14 + 18'cY_15 + 20'cY_16 + 22'cY_17 + 24'cY_18 + 26'cY_19 + 28'cY_20 + 30'cY_21 + 32'cY_22 + 34'cY_23 + 36'cY_24 + 38'cY_25 + 40'cY_26 + 42'cY_27 + 44'cY_28 + 46'cY_29 + -24'L_0 + -23'L_1 + -22'L_2 + -21'L_3 + -20'L_4 + -19'L_5 + -18'L_6 + -17'L_7 + -16'L_8 + -15'L_9 + -14'L_10 + -13'L_11 + -12'L_12 + -11'L_13 + -10'L_14 + -9'L_15 + -8'L_16 + -7'L_17 + -6'L_18 + -5'L_19 + -4'L_20 + -3'L_21 + -2'L_22 + -1'L_23 + -1'L_36 + -2'L_37 + -3'L_38 + -4'L_39 + -5'L_40 + -6'L_41 + -7'L_42 + -8'L_43 + -9'L_44 + -10'L_45 + -11'L_46 + -12'L_47 + -13'L_48 + -14'L_49 + -15'L_50 + -16'L_51 + -17'L_52 + -18'L_53 + -19'L_54 + -20'L_55 + -21'L_56 + -22'L_57 + -23'L_58 + -1'R_9 + -2'R_10 + -3'R_11 + -4'R_12 + -5'R_13 + -6'R_14 + -7'R_15 + -8'R_16 + -9'R_17 + -10'R_18 + -11'R_19 + -12'R_20 + -13'R_21 + -14'R_22 + -15'R_23 + -16'R_24 + -17'R_25 + -18'R_26 + -19'R_27 + -20'R_28 + -21'R_29 + -22'R_30 + -23'R_31 + -24'R_32 + -25'R_33 + -26'R_34 + -27'R_35 + -28'R_36 + -30'R_37 + -33'R_38 + -36'R_39 + -39'R_40 + -42'R_41 + -45'R_42 + -48'R_43 + -51'R_44 + -54'R_45 + -57'R_46 + -60'R_47 + -63'R_48 + -66'R_49 + -69'R_50 + -72'R_51 + -75'R_52 + -78'R_53 + -81'R_54 + -83'R_55 + -85'R_56 + -87'R_57 + -89'R_58 + -91'R_59 = -1334
invariant :P_17_29 + P_18_28 + P_19_27 + P_20_26 + P_21_25 + P_22_24 + P_23_23 + P_24_22 + P_25_21 + P_26_20 + P_27_19 + P_28_18 + P_29_17 + R_47 = 1
invariant :P_0_3 + P_3_3 + P_4_2 + P_4_3 + P_4_4 + P_5_3 + -1'P_5_6 + -1'P_5_7 + -1'P_5_8 + -1'P_5_9 + -1'P_5_10 + -1'P_5_11 + -1'P_5_12 + -1'P_5_13 + -1'P_5_14 + -1'P_5_15 + -1'P_5_16 + -1'P_5_17 + -1'P_5_18 + -1'P_5_19 + -1'P_5_20 + -1'P_5_21 + -1'P_5_22 + -1'P_5_23 + -1'P_5_24 + -1'P_5_25 + -1'P_5_26 + -1'P_5_27 + -1'P_5_28 + -1'P_6_5 + -1'P_6_6 + -2'P_6_7 + -2'P_6_8 + -2'P_6_9 + -2'P_6_10 + -2'P_6_11 + -2'P_6_12 + -2'P_6_13 + -2'P_6_14 + -2'P_6_15 + -2'P_6_16 + -2'P_6_17 + -2'P_6_18 + -2'P_6_19 + -2'P_6_20 + -2'P_6_21 + -2'P_6_22 + -2'P_6_23 + -2'P_6_24 + -2'P_6_25 + -2'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_4 + -1'P_7_5 + -2'P_7_6 + -2'P_7_7 + -3'P_7_8 + -3'P_7_9 + -3'P_7_10 + -3'P_7_11 + -3'P_7_12 + -3'P_7_13 + -3'P_7_14 + -3'P_7_15 + -3'P_7_16 + -3'P_7_17 + -3'P_7_18 + -3'P_7_19 + -3'P_7_20 + -3'P_7_21 + -3'P_7_22 + -3'P_7_23 + -3'P_7_24 + -3'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_4 + -2'P_8_5 + -2'P_8_6 + -3'P_8_7 + -3'P_8_8 + -4'P_8_9 + -4'P_8_10 + -4'P_8_11 + -4'P_8_12 + -4'P_8_13 + -4'P_8_14 + -4'P_8_15 + -4'P_8_16 + -4'P_8_17 + -4'P_8_18 + -4'P_8_19 + -4'P_8_20 + -4'P_8_21 + -4'P_8_22 + -4'P_8_23 + -4'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_4 + -2'P_9_5 + -3'P_9_6 + -3'P_9_7 + -4'P_9_8 + -4'P_9_9 + -5'P_9_10 + -5'P_9_11 + -5'P_9_12 + -5'P_9_13 + -5'P_9_14 + -5'P_9_15 + -5'P_9_16 + -5'P_9_17 + -5'P_9_18 + -5'P_9_19 + -5'P_9_20 + -5'P_9_21 + -5'P_9_22 + -5'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_4 + -2'P_10_5 + -3'P_10_6 + -4'P_10_7 + -4'P_10_8 + -5'P_10_9 + -5'P_10_10 + -6'P_10_11 + -6'P_10_12 + -6'P_10_13 + -6'P_10_14 + -6'P_10_15 + -6'P_10_16 + -6'P_10_17 + -6'P_10_18 + -6'P_10_19 + -6'P_10_20 + -6'P_10_21 + -6'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_4 + -2'P_11_5 + -3'P_11_6 + -4'P_11_7 + -5'P_11_8 + -5'P_11_9 + -6'P_11_10 + -6'P_11_11 + -7'P_11_12 + -7'P_11_13 + -7'P_11_14 + -7'P_11_15 + -7'P_11_16 + -7'P_11_17 + -7'P_11_18 + -7'P_11_19 + -7'P_11_20 + -7'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_4 + -2'P_12_5 + -3'P_12_6 + -4'P_12_7 + -5'P_12_8 + -6'P_12_9 + -6'P_12_10 + -7'P_12_11 + -7'P_12_12 + -8'P_12_13 + -8'P_12_14 + -8'P_12_15 + -8'P_12_16 + -8'P_12_17 + -8'P_12_18 + -8'P_12_19 + -8'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_4 + -2'P_13_5 + -3'P_13_6 + -4'P_13_7 + -5'P_13_8 + -6'P_13_9 + -7'P_13_10 + -7'P_13_11 + -8'P_13_12 + -8'P_13_13 + -9'P_13_14 + -9'P_13_15 + -9'P_13_16 + -9'P_13_17 + -9'P_13_18 + -9'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_4 + -2'P_14_5 + -3'P_14_6 + -4'P_14_7 + -5'P_14_8 + -6'P_14_9 + -7'P_14_10 + -8'P_14_11 + -8'P_14_12 + -9'P_14_13 + -9'P_14_14 + -10'P_14_15 + -10'P_14_16 + -10'P_14_17 + -10'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_4 + -2'P_15_5 + -3'P_15_6 + -4'P_15_7 + -5'P_15_8 + -6'P_15_9 + -7'P_15_10 + -8'P_15_11 + -9'P_15_12 + -9'P_15_13 + -10'P_15_14 + -10'P_15_15 + -11'P_15_16 + -11'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_4 + -2'P_16_5 + -3'P_16_6 + -4'P_16_7 + -5'P_16_8 + -6'P_16_9 + -7'P_16_10 + -8'P_16_11 + -9'P_16_12 + -10'P_16_13 + -10'P_16_14 + -11'P_16_15 + -11'P_16_16 + -12'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_4 + -2'P_17_5 + -3'P_17_6 + -4'P_17_7 + -5'P_17_8 + -6'P_17_9 + -7'P_17_10 + -8'P_17_11 + -9'P_17_12 + -10'P_17_13 + -11'P_17_14 + -11'P_17_15 + -12'P_17_16 + -11'P_17_17 + -11'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_4 + -2'P_18_5 + -3'P_18_6 + -4'P_18_7 + -5'P_18_8 + -6'P_18_9 + -7'P_18_10 + -8'P_18_11 + -9'P_18_12 + -10'P_18_13 + -11'P_18_14 + -12'P_18_15 + -11'P_18_16 + -11'P_18_17 + -10'P_18_18 + -10'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_4 + -2'P_19_5 + -3'P_19_6 + -4'P_19_7 + -5'P_19_8 + -6'P_19_9 + -7'P_19_10 + -8'P_19_11 + -9'P_19_12 + -10'P_19_13 + -11'P_19_14 + -11'P_19_15 + -11'P_19_16 + -10'P_19_17 + -10'P_19_18 + -9'P_19_19 + -9'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_4 + -2'P_20_5 + -3'P_20_6 + -4'P_20_7 + -5'P_20_8 + -6'P_20_9 + -7'P_20_10 + -8'P_20_11 + -9'P_20_12 + -10'P_20_13 + -10'P_20_14 + -10'P_20_15 + -10'P_20_16 + -10'P_20_17 + -9'P_20_18 + -9'P_20_19 + -8'P_20_20 + -8'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_4 + -2'P_21_5 + -3'P_21_6 + -4'P_21_7 + -5'P_21_8 + -6'P_21_9 + -7'P_21_10 + -8'P_21_11 + -9'P_21_12 + -9'P_21_13 + -9'P_21_14 + -9'P_21_15 + -9'P_21_16 + -9'P_21_17 + -9'P_21_18 + -8'P_21_19 + -8'P_21_20 + -7'P_21_21 + -7'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_4 + -2'P_22_5 + -3'P_22_6 + -4'P_22_7 + -5'P_22_8 + -6'P_22_9 + -7'P_22_10 + -8'P_22_11 + -8'P_22_12 + -8'P_22_13 + -8'P_22_14 + -8'P_22_15 + -8'P_22_16 + -8'P_22_17 + -8'P_22_18 + -8'P_22_19 + -7'P_22_20 + -7'P_22_21 + -6'P_22_22 + -6'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_4 + -2'P_23_5 + -3'P_23_6 + -4'P_23_7 + -5'P_23_8 + -6'P_23_9 + -7'P_23_10 + -7'P_23_11 + -7'P_23_12 + -7'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -7'P_23_17 + -7'P_23_18 + -7'P_23_19 + -7'P_23_20 + -6'P_23_21 + -6'P_23_22 + -5'P_23_23 + -5'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_4 + -2'P_24_5 + -3'P_24_6 + -4'P_24_7 + -5'P_24_8 + -6'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -6'P_24_21 + -5'P_24_22 + -5'P_24_23 + -4'P_24_24 + -4'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_4 + -2'P_25_5 + -3'P_25_6 + -4'P_25_7 + -5'P_25_8 + -5'P_25_9 + -5'P_25_10 + -5'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -5'P_25_19 + -5'P_25_20 + -5'P_25_21 + -5'P_25_22 + -4'P_25_23 + -4'P_25_24 + -3'P_25_25 + -3'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_4 + -2'P_26_5 + -3'P_26_6 + -4'P_26_7 + -4'P_26_8 + -4'P_26_9 + -4'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -4'P_26_20 + -4'P_26_21 + -4'P_26_22 + -4'P_26_23 + -3'P_26_24 + -3'P_26_25 + -2'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_4 + -2'P_27_5 + -3'P_27_6 + -3'P_27_7 + -3'P_27_8 + -3'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -3'P_27_21 + -3'P_27_22 + -3'P_27_23 + -3'P_27_24 + -2'P_27_25 + -2'P_27_26 + -1'P_27_27 + -1'P_27_28 + -1'P_28_4 + -2'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -2'P_28_25 + -1'P_28_26 + -1'P_28_27 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'cX_5 + -2'cX_6 + -3'cX_7 + -4'cX_8 + -5'cX_9 + -6'cX_10 + -7'cX_11 + -8'cX_12 + -9'cX_13 + -10'cX_14 + -11'cX_15 + -12'cX_16 + -13'cX_17 + -14'cX_18 + -15'cX_19 + -16'cX_20 + -17'cX_21 + -18'cX_22 + -19'cX_23 + -20'cX_24 + -21'cX_25 + -22'cX_26 + -23'cX_27 + -24'cX_28 + -25'cX_29 + -1'cY_4 + -2'cY_5 + -3'cY_6 + -4'cY_7 + -5'cY_8 + -6'cY_9 + -7'cY_10 + -8'cY_11 + -9'cY_12 + -10'cY_13 + -11'cY_14 + -12'cY_15 + -13'cY_16 + -14'cY_17 + -15'cY_18 + -16'cY_19 + -17'cY_20 + -18'cY_21 + -19'cY_22 + -20'cY_23 + -21'cY_24 + -22'cY_25 + -23'cY_26 + -24'cY_27 + -25'cY_28 + -26'cY_29 + 14'L_0 + 13'L_1 + 13'L_2 + 12'L_3 + 12'L_4 + 11'L_5 + 11'L_6 + 10'L_7 + 10'L_8 + 9'L_9 + 9'L_10 + 8'L_11 + 8'L_12 + 7'L_13 + 7'L_14 + 6'L_15 + 6'L_16 + 5'L_17 + 5'L_18 + 4'L_19 + 4'L_20 + 3'L_21 + 3'L_22 + 2'L_23 + 2'L_24 + L_25 + L_26 + L_34 + L_35 + 2'L_36 + 2'L_37 + 3'L_38 + 3'L_39 + 4'L_40 + 4'L_41 + 5'L_42 + 5'L_43 + 6'L_44 + 6'L_45 + 7'L_46 + 7'L_47 + 8'L_48 + 8'L_49 + 9'L_50 + 9'L_51 + 10'L_52 + 10'L_53 + 11'L_54 + 11'L_55 + 12'L_56 + 12'L_57 + 13'L_58 + R_7 + R_8 + 2'R_9 + 2'R_10 + 3'R_11 + 3'R_12 + 4'R_13 + 4'R_14 + 5'R_15 + 5'R_16 + 6'R_17 + 6'R_18 + 7'R_19 + 7'R_20 + 8'R_21 + 8'R_22 + 9'R_23 + 9'R_24 + 10'R_25 + 10'R_26 + 11'R_27 + 11'R_28 + 12'R_29 + 12'R_30 + 13'R_31 + 13'R_32 + 14'R_33 + 14'R_34 + 16'R_35 + 17'R_36 + 19'R_37 + 20'R_38 + 22'R_39 + 23'R_40 + 25'R_41 + 26'R_42 + 28'R_43 + 29'R_44 + 31'R_45 + 32'R_46 + 34'R_47 + 35'R_48 + 37'R_49 + 38'R_50 + 40'R_51 + 41'R_52 + 43'R_53 + 44'R_54 + 46'R_55 + 47'R_56 + 49'R_57 + 50'R_58 + 51'R_59 = 742
invariant :P_10_29 + P_11_28 + P_12_27 + P_13_26 + P_14_25 + P_15_24 + P_16_23 + P_17_22 + P_18_21 + P_19_20 + P_20_19 + P_21_18 + P_22_17 + P_23_16 + P_24_15 + P_25_14 + P_26_13 + P_27_12 + P_28_11 + P_29_10 + R_40 = 1
invariant :P_28_29 + P_29_28 + R_58 = 1
invariant :P_2_23 + P_3_22 + P_3_23 + P_3_24 + P_4_21 + P_4_22 + 2'P_4_23 + P_4_24 + P_4_25 + P_5_20 + P_5_21 + 2'P_5_22 + 2'P_5_23 + 2'P_5_24 + P_5_25 + P_5_26 + P_6_19 + P_6_20 + 2'P_6_21 + 2'P_6_22 + 3'P_6_23 + 2'P_6_24 + 2'P_6_25 + P_6_26 + P_6_27 + P_7_18 + P_7_19 + 2'P_7_20 + 2'P_7_21 + 3'P_7_22 + 3'P_7_23 + 3'P_7_24 + 2'P_7_25 + 2'P_7_26 + P_7_27 + P_7_28 + P_8_17 + P_8_18 + 2'P_8_19 + 2'P_8_20 + 3'P_8_21 + 3'P_8_22 + 4'P_8_23 + 3'P_8_24 + 3'P_8_25 + 2'P_8_26 + 2'P_8_27 + P_8_28 + P_9_16 + P_9_17 + 2'P_9_18 + 2'P_9_19 + 3'P_9_20 + 3'P_9_21 + 4'P_9_22 + 4'P_9_23 + 4'P_9_24 + 3'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_15 + P_10_16 + 2'P_10_17 + 2'P_10_18 + 3'P_10_19 + 3'P_10_20 + 4'P_10_21 + 4'P_10_22 + 5'P_10_23 + 4'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_14 + P_11_15 + 2'P_11_16 + 2'P_11_17 + 3'P_11_18 + 3'P_11_19 + 4'P_11_20 + 4'P_11_21 + 5'P_11_22 + 5'P_11_23 + 5'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_13 + P_12_14 + 2'P_12_15 + 2'P_12_16 + 3'P_12_17 + 3'P_12_18 + 4'P_12_19 + 4'P_12_20 + 5'P_12_21 + 5'P_12_22 + 6'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_12 + P_13_13 + 2'P_13_14 + 2'P_13_15 + 3'P_13_16 + 3'P_13_17 + 4'P_13_18 + 4'P_13_19 + 5'P_13_20 + 5'P_13_21 + 6'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_11 + P_14_12 + 2'P_14_13 + 2'P_14_14 + 3'P_14_15 + 3'P_14_16 + 4'P_14_17 + 4'P_14_18 + 5'P_14_19 + 5'P_14_20 + 6'P_14_21 + 6'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_10 + P_15_11 + 2'P_15_12 + 2'P_15_13 + 3'P_15_14 + 3'P_15_15 + 4'P_15_16 + 4'P_15_17 + 5'P_15_18 + 5'P_15_19 + 6'P_15_20 + 6'P_15_21 + 6'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_9 + P_16_10 + 2'P_16_11 + 2'P_16_12 + 3'P_16_13 + 3'P_16_14 + 4'P_16_15 + 4'P_16_16 + 5'P_16_17 + 5'P_16_18 + 6'P_16_19 + 6'P_16_20 + 6'P_16_21 + 6'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_8 + P_17_9 + 2'P_17_10 + 2'P_17_11 + 3'P_17_12 + 3'P_17_13 + 4'P_17_14 + 4'P_17_15 + 5'P_17_16 + 5'P_17_17 + 6'P_17_18 + 6'P_17_19 + 6'P_17_20 + 6'P_17_21 + 6'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_7 + P_18_8 + 2'P_18_9 + 2'P_18_10 + 3'P_18_11 + 3'P_18_12 + 4'P_18_13 + 4'P_18_14 + 5'P_18_15 + 5'P_18_16 + 6'P_18_17 + 6'P_18_18 + 6'P_18_19 + 6'P_18_20 + 6'P_18_21 + 6'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_6 + P_19_7 + 2'P_19_8 + 2'P_19_9 + 3'P_19_10 + 3'P_19_11 + 4'P_19_12 + 4'P_19_13 + 5'P_19_14 + 5'P_19_15 + 6'P_19_16 + 6'P_19_17 + 6'P_19_18 + 6'P_19_19 + 6'P_19_20 + 6'P_19_21 + 6'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_5 + P_20_6 + 2'P_20_7 + 2'P_20_8 + 3'P_20_9 + 3'P_20_10 + 4'P_20_11 + 4'P_20_12 + 5'P_20_13 + 5'P_20_14 + 6'P_20_15 + 6'P_20_16 + 6'P_20_17 + 6'P_20_18 + 6'P_20_19 + 6'P_20_20 + 6'P_20_21 + 6'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_4 + P_21_5 + 2'P_21_6 + 2'P_21_7 + 3'P_21_8 + 3'P_21_9 + 4'P_21_10 + 4'P_21_11 + 5'P_21_12 + 5'P_21_13 + 6'P_21_14 + 6'P_21_15 + 6'P_21_16 + 6'P_21_17 + 6'P_21_18 + 6'P_21_19 + 6'P_21_20 + 6'P_21_21 + 6'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_3 + P_22_4 + 2'P_22_5 + 2'P_22_6 + 3'P_22_7 + 3'P_22_8 + 4'P_22_9 + 4'P_22_10 + 5'P_22_11 + 5'P_22_12 + 6'P_22_13 + 6'P_22_14 + 6'P_22_15 + 6'P_22_16 + 6'P_22_17 + 6'P_22_18 + 6'P_22_19 + 6'P_22_20 + 6'P_22_21 + 6'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_2 + P_23_3 + 2'P_23_4 + 2'P_23_5 + 3'P_23_6 + 3'P_23_7 + 4'P_23_8 + 4'P_23_9 + 5'P_23_10 + 5'P_23_11 + 6'P_23_12 + 6'P_23_13 + 6'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 6'P_23_21 + 6'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_3 + P_24_4 + 2'P_24_5 + 2'P_24_6 + 3'P_24_7 + 3'P_24_8 + 4'P_24_9 + 4'P_24_10 + 5'P_24_11 + 5'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 5'P_24_22 + 5'P_24_23 + 4'P_24_24 + 3'P_24_25 + 2'P_24_26 + P_24_27 + P_25_4 + P_25_5 + 2'P_25_6 + 2'P_25_7 + 3'P_25_8 + 3'P_25_9 + 4'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 4'P_25_23 + 3'P_25_24 + 2'P_25_25 + P_25_26 + P_26_5 + P_26_6 + 2'P_26_7 + 2'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 2'P_26_24 + P_26_25 + P_27_6 + P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + P_27_24 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + -1'cX_24 + -2'cX_25 + -3'cX_26 + -4'cX_27 + -5'cX_28 + -6'cX_29 + -1'cY_24 + -2'cY_25 + -3'cY_26 + -4'cY_27 + -5'cY_28 + -6'cY_29 + 3'L_0 + 3'L_1 + 2'L_2 + 2'L_3 + L_4 + L_5 + L_53 + L_54 + 2'L_55 + 2'L_56 + 3'L_57 + 3'L_58 + R_26 + R_27 + 2'R_28 + 2'R_29 + 3'R_30 + 3'R_31 + 4'R_32 + 4'R_33 + 5'R_34 + 5'R_35 + 6'R_36 + 6'R_37 + 6'R_38 + 6'R_39 + 6'R_40 + 6'R_41 + 6'R_42 + 6'R_43 + 6'R_44 + 6'R_45 + 6'R_46 + 6'R_47 + 6'R_48 + 6'R_49 + 6'R_50 + 6'R_51 + 6'R_52 + 6'R_53 + 7'R_54 + 8'R_55 + 9'R_56 + 10'R_57 + 11'R_58 + 12'R_59 = 177
invariant :P_0_12 + P_3_12 + P_4_11 + P_4_12 + P_4_13 + P_5_10 + P_5_11 + 2'P_5_12 + P_5_13 + P_5_14 + P_6_9 + P_6_10 + 2'P_6_11 + 2'P_6_12 + 2'P_6_13 + P_6_14 + P_6_15 + P_7_8 + P_7_9 + 2'P_7_10 + 2'P_7_11 + 3'P_7_12 + 2'P_7_13 + 2'P_7_14 + P_7_15 + P_7_16 + P_8_7 + P_8_8 + 2'P_8_9 + 2'P_8_10 + 3'P_8_11 + 3'P_8_12 + 3'P_8_13 + 2'P_8_14 + 2'P_8_15 + P_8_16 + P_8_17 + P_9_6 + P_9_7 + 2'P_9_8 + 2'P_9_9 + 3'P_9_10 + 3'P_9_11 + 4'P_9_12 + 3'P_9_13 + 3'P_9_14 + 2'P_9_15 + 2'P_9_16 + P_9_17 + P_9_18 + P_10_5 + P_10_6 + 2'P_10_7 + 2'P_10_8 + 3'P_10_9 + 3'P_10_10 + 4'P_10_11 + 4'P_10_12 + 4'P_10_13 + 3'P_10_14 + 3'P_10_15 + 2'P_10_16 + 2'P_10_17 + P_10_18 + P_10_19 + P_11_4 + P_11_5 + 2'P_11_6 + 2'P_11_7 + 3'P_11_8 + 3'P_11_9 + 4'P_11_10 + 4'P_11_11 + 5'P_11_12 + 4'P_11_13 + 4'P_11_14 + 3'P_11_15 + 3'P_11_16 + 2'P_11_17 + 2'P_11_18 + P_11_19 + P_11_20 + P_12_3 + P_12_4 + 2'P_12_5 + 2'P_12_6 + 3'P_12_7 + 3'P_12_8 + 4'P_12_9 + 4'P_12_10 + 5'P_12_11 + 5'P_12_12 + 5'P_12_13 + 4'P_12_14 + 4'P_12_15 + 3'P_12_16 + 3'P_12_17 + 2'P_12_18 + 2'P_12_19 + P_12_20 + P_12_21 + P_13_2 + P_13_3 + 2'P_13_4 + 2'P_13_5 + 3'P_13_6 + 3'P_13_7 + 4'P_13_8 + 4'P_13_9 + 5'P_13_10 + 5'P_13_11 + 6'P_13_12 + 5'P_13_13 + 5'P_13_14 + 4'P_13_15 + 4'P_13_16 + 3'P_13_17 + 3'P_13_18 + 2'P_13_19 + 2'P_13_20 + P_13_21 + P_13_22 + P_14_3 + P_14_4 + 2'P_14_5 + 2'P_14_6 + 3'P_14_7 + 3'P_14_8 + 4'P_14_9 + 4'P_14_10 + 5'P_14_11 + 5'P_14_12 + 5'P_14_13 + 4'P_14_14 + 4'P_14_15 + 3'P_14_16 + 3'P_14_17 + 2'P_14_18 + 2'P_14_19 + P_14_20 + P_14_21 + -1'P_14_24 + -1'P_14_25 + -1'P_14_26 + -1'P_14_27 + -1'P_14_28 + P_15_4 + P_15_5 + 2'P_15_6 + 2'P_15_7 + 3'P_15_8 + 3'P_15_9 + 4'P_15_10 + 4'P_15_11 + 5'P_15_12 + 4'P_15_13 + 4'P_15_14 + 3'P_15_15 + 3'P_15_16 + 2'P_15_17 + 2'P_15_18 + P_15_19 + P_15_20 + -1'P_15_23 + -1'P_15_24 + -2'P_15_25 + -2'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_5 + P_16_6 + 2'P_16_7 + 2'P_16_8 + 3'P_16_9 + 3'P_16_10 + 4'P_16_11 + 4'P_16_12 + 4'P_16_13 + 3'P_16_14 + 3'P_16_15 + 2'P_16_16 + 2'P_16_17 + P_16_18 + P_16_19 + -1'P_16_22 + -1'P_16_23 + -2'P_16_24 + -2'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_6 + P_17_7 + 2'P_17_8 + 2'P_17_9 + 3'P_17_10 + 3'P_17_11 + 4'P_17_12 + 3'P_17_13 + 3'P_17_14 + 2'P_17_15 + 2'P_17_16 + P_17_17 + P_17_18 + -1'P_17_21 + -1'P_17_22 + -2'P_17_23 + -2'P_17_24 + -3'P_17_25 + -2'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_7 + P_18_8 + 2'P_18_9 + 2'P_18_10 + 3'P_18_11 + 3'P_18_12 + 3'P_18_13 + 2'P_18_14 + 2'P_18_15 + P_18_16 + P_18_17 + -1'P_18_20 + -1'P_18_21 + -2'P_18_22 + -2'P_18_23 + -3'P_18_24 + -2'P_18_25 + -2'P_18_26 + -1'P_18_27 + -1'P_18_28 + P_19_8 + P_19_9 + 2'P_19_10 + 2'P_19_11 + 3'P_19_12 + 2'P_19_13 + 2'P_19_14 + P_19_15 + P_19_16 + -1'P_19_19 + -1'P_19_20 + -2'P_19_21 + -2'P_19_22 + -3'P_19_23 + -2'P_19_24 + -2'P_19_25 + -1'P_19_26 + -1'P_19_27 + P_20_9 + P_20_10 + 2'P_20_11 + 2'P_20_12 + 2'P_20_13 + P_20_14 + P_20_15 + -1'P_20_18 + -1'P_20_19 + -2'P_20_20 + -2'P_20_21 + -3'P_20_22 + -2'P_20_23 + -2'P_20_24 + -1'P_20_25 + -1'P_20_26 + P_21_10 + P_21_11 + 2'P_21_12 + P_21_13 + P_21_14 + -1'P_21_17 + -1'P_21_18 + -2'P_21_19 + -2'P_21_20 + -3'P_21_21 + -2'P_21_22 + -2'P_21_23 + -1'P_21_24 + -1'P_21_25 + P_22_11 + P_22_12 + P_22_13 + -1'P_22_16 + -1'P_22_17 + -2'P_22_18 + -2'P_22_19 + -3'P_22_20 + -2'P_22_21 + -2'P_22_22 + -1'P_22_23 + -1'P_22_24 + P_23_12 + -1'P_23_15 + -1'P_23_16 + -2'P_23_17 + -2'P_23_18 + -3'P_23_19 + -2'P_23_20 + -2'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_24_14 + -1'P_24_15 + -2'P_24_16 + -2'P_24_17 + -3'P_24_18 + -2'P_24_19 + -2'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_25_13 + -1'P_25_14 + -2'P_25_15 + -2'P_25_16 + -3'P_25_17 + -2'P_25_18 + -2'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_26_13 + -2'P_26_14 + -2'P_26_15 + -3'P_26_16 + -2'P_26_17 + -2'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_27_13 + -2'P_27_14 + -3'P_27_15 + -2'P_27_16 + -2'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'cX_14 + -2'cX_15 + -3'cX_16 + -4'cX_17 + -5'cX_18 + -6'cX_19 + -7'cX_20 + -8'cX_21 + -9'cX_22 + -10'cX_23 + -11'cX_24 + -12'cX_25 + -13'cX_26 + -14'cX_27 + -15'cX_28 + -16'cX_29 + -1'cY_13 + -2'cY_14 + -3'cY_15 + -4'cY_16 + -5'cY_17 + -6'cY_18 + -7'cY_19 + -8'cY_20 + -9'cY_21 + -10'cY_22 + -11'cY_23 + -12'cY_24 + -13'cY_25 + -14'cY_26 + -15'cY_27 + -16'cY_28 + -17'cY_29 + 9'L_0 + 9'L_1 + 8'L_2 + 8'L_3 + 7'L_4 + 7'L_5 + 6'L_6 + 6'L_7 + 5'L_8 + 5'L_9 + 4'L_10 + 4'L_11 + 3'L_12 + 3'L_13 + 2'L_14 + 2'L_15 + L_16 + L_17 + L_43 + L_44 + 2'L_45 + 2'L_46 + 3'L_47 + 3'L_48 + 4'L_49 + 4'L_50 + 5'L_51 + 5'L_52 + 6'L_53 + 6'L_54 + 7'L_55 + 7'L_56 + 8'L_57 + 8'L_58 + R_16 + R_17 + 2'R_18 + 2'R_19 + 3'R_20 + 3'R_21 + 4'R_22 + 4'R_23 + 5'R_24 + 5'R_25 + 6'R_26 + 6'R_27 + 7'R_28 + 7'R_29 + 8'R_30 + 8'R_31 + 9'R_32 + 9'R_33 + 10'R_34 + 10'R_35 + 11'R_36 + 11'R_37 + 12'R_38 + 12'R_39 + 13'R_40 + 13'R_41 + 14'R_42 + 14'R_43 + 16'R_44 + 17'R_45 + 19'R_46 + 20'R_47 + 22'R_48 + 23'R_49 + 24'R_50 + 25'R_51 + 26'R_52 + 27'R_53 + 28'R_54 + 29'R_55 + 30'R_56 + 31'R_57 + 32'R_58 + 33'R_59 = 485
invariant :P_0_8 + P_3_8 + P_4_7 + P_4_8 + P_4_9 + P_5_6 + P_5_7 + 2'P_5_8 + P_5_9 + P_5_10 + P_6_5 + P_6_6 + 2'P_6_7 + 2'P_6_8 + 2'P_6_9 + P_6_10 + P_6_11 + P_7_4 + P_7_5 + 2'P_7_6 + 2'P_7_7 + 3'P_7_8 + 2'P_7_9 + 2'P_7_10 + P_7_11 + P_7_12 + P_8_3 + P_8_4 + 2'P_8_5 + 2'P_8_6 + 3'P_8_7 + 3'P_8_8 + 3'P_8_9 + 2'P_8_10 + 2'P_8_11 + P_8_12 + P_8_13 + P_9_2 + P_9_3 + 2'P_9_4 + 2'P_9_5 + 3'P_9_6 + 3'P_9_7 + 4'P_9_8 + 3'P_9_9 + 3'P_9_10 + 2'P_9_11 + 2'P_9_12 + P_9_13 + P_9_14 + P_10_3 + P_10_4 + 2'P_10_5 + 2'P_10_6 + 3'P_10_7 + 3'P_10_8 + 3'P_10_9 + 2'P_10_10 + 2'P_10_11 + P_10_12 + P_10_13 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_10_24 + -1'P_10_25 + -1'P_10_26 + -1'P_10_27 + -1'P_10_28 + P_11_4 + P_11_5 + 2'P_11_6 + 2'P_11_7 + 3'P_11_8 + 2'P_11_9 + 2'P_11_10 + P_11_11 + P_11_12 + -1'P_11_15 + -1'P_11_16 + -2'P_11_17 + -2'P_11_18 + -2'P_11_19 + -2'P_11_20 + -2'P_11_21 + -2'P_11_22 + -2'P_11_23 + -2'P_11_24 + -2'P_11_25 + -2'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_5 + P_12_6 + 2'P_12_7 + 2'P_12_8 + 2'P_12_9 + P_12_10 + P_12_11 + -1'P_12_14 + -1'P_12_15 + -2'P_12_16 + -2'P_12_17 + -3'P_12_18 + -3'P_12_19 + -3'P_12_20 + -3'P_12_21 + -3'P_12_22 + -3'P_12_23 + -3'P_12_24 + -3'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_6 + P_13_7 + 2'P_13_8 + P_13_9 + P_13_10 + -1'P_13_13 + -1'P_13_14 + -2'P_13_15 + -2'P_13_16 + -3'P_13_17 + -3'P_13_18 + -4'P_13_19 + -4'P_13_20 + -4'P_13_21 + -4'P_13_22 + -4'P_13_23 + -4'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_7 + P_14_8 + P_14_9 + -1'P_14_12 + -1'P_14_13 + -2'P_14_14 + -2'P_14_15 + -3'P_14_16 + -3'P_14_17 + -4'P_14_18 + -4'P_14_19 + -5'P_14_20 + -5'P_14_21 + -5'P_14_22 + -5'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_8 + -1'P_15_11 + -1'P_15_12 + -2'P_15_13 + -2'P_15_14 + -3'P_15_15 + -3'P_15_16 + -4'P_15_17 + -4'P_15_18 + -5'P_15_19 + -5'P_15_20 + -6'P_15_21 + -6'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_10 + -1'P_16_11 + -2'P_16_12 + -2'P_16_13 + -3'P_16_14 + -3'P_16_15 + -4'P_16_16 + -4'P_16_17 + -5'P_16_18 + -5'P_16_19 + -6'P_16_20 + -6'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_9 + -1'P_17_10 + -2'P_17_11 + -2'P_17_12 + -3'P_17_13 + -3'P_17_14 + -4'P_17_15 + -4'P_17_16 + -5'P_17_17 + -5'P_17_18 + -6'P_17_19 + -6'P_17_20 + -7'P_17_21 + -6'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_9 + -2'P_18_10 + -2'P_18_11 + -3'P_18_12 + -3'P_18_13 + -4'P_18_14 + -4'P_18_15 + -5'P_18_16 + -5'P_18_17 + -6'P_18_18 + -6'P_18_19 + -7'P_18_20 + -6'P_18_21 + -6'P_18_22 + -5'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_9 + -2'P_19_10 + -3'P_19_11 + -3'P_19_12 + -4'P_19_13 + -4'P_19_14 + -5'P_19_15 + -5'P_19_16 + -6'P_19_17 + -6'P_19_18 + -7'P_19_19 + -6'P_19_20 + -6'P_19_21 + -5'P_19_22 + -5'P_19_23 + -4'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_9 + -2'P_20_10 + -3'P_20_11 + -4'P_20_12 + -4'P_20_13 + -5'P_20_14 + -5'P_20_15 + -6'P_20_16 + -6'P_20_17 + -7'P_20_18 + -6'P_20_19 + -6'P_20_20 + -5'P_20_21 + -5'P_20_22 + -4'P_20_23 + -4'P_20_24 + -3'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_9 + -2'P_21_10 + -3'P_21_11 + -4'P_21_12 + -5'P_21_13 + -5'P_21_14 + -6'P_21_15 + -6'P_21_16 + -7'P_21_17 + -6'P_21_18 + -6'P_21_19 + -5'P_21_20 + -5'P_21_21 + -4'P_21_22 + -4'P_21_23 + -3'P_21_24 + -3'P_21_25 + -2'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_9 + -2'P_22_10 + -3'P_22_11 + -4'P_22_12 + -5'P_22_13 + -6'P_22_14 + -6'P_22_15 + -7'P_22_16 + -6'P_22_17 + -6'P_22_18 + -5'P_22_19 + -5'P_22_20 + -4'P_22_21 + -4'P_22_22 + -3'P_22_23 + -3'P_22_24 + -2'P_22_25 + -2'P_22_26 + -1'P_22_27 + -1'P_22_28 + -1'P_23_9 + -2'P_23_10 + -3'P_23_11 + -4'P_23_12 + -5'P_23_13 + -6'P_23_14 + -7'P_23_15 + -6'P_23_16 + -6'P_23_17 + -5'P_23_18 + -5'P_23_19 + -4'P_23_20 + -4'P_23_21 + -3'P_23_22 + -3'P_23_23 + -2'P_23_24 + -2'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_24_9 + -2'P_24_10 + -3'P_24_11 + -4'P_24_12 + -5'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -5'P_24_17 + -5'P_24_18 + -4'P_24_19 + -4'P_24_20 + -3'P_24_21 + -3'P_24_22 + -2'P_24_23 + -2'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_25_9 + -2'P_25_10 + -3'P_25_11 + -4'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -4'P_25_18 + -4'P_25_19 + -3'P_25_20 + -3'P_25_21 + -2'P_25_22 + -2'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_26_9 + -2'P_26_10 + -3'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -3'P_26_19 + -3'P_26_20 + -2'P_26_21 + -2'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_27_9 + -2'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -2'P_27_20 + -2'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'cX_10 + -2'cX_11 + -3'cX_12 + -4'cX_13 + -5'cX_14 + -6'cX_15 + -7'cX_16 + -8'cX_17 + -9'cX_18 + -10'cX_19 + -11'cX_20 + -12'cX_21 + -13'cX_22 + -14'cX_23 + -15'cX_24 + -16'cX_25 + -17'cX_26 + -18'cX_27 + -19'cX_28 + -20'cX_29 + -1'cY_9 + -2'cY_10 + -3'cY_11 + -4'cY_12 + -5'cY_13 + -6'cY_14 + -7'cY_15 + -8'cY_16 + -9'cY_17 + -10'cY_18 + -11'cY_19 + -12'cY_20 + -13'cY_21 + -14'cY_22 + -15'cY_23 + -16'cY_24 + -17'cY_25 + -18'cY_26 + -19'cY_27 + -20'cY_28 + -21'cY_29 + 11'L_0 + 11'L_1 + 10'L_2 + 10'L_3 + 9'L_4 + 9'L_5 + 8'L_6 + 8'L_7 + 7'L_8 + 7'L_9 + 6'L_10 + 6'L_11 + 5'L_12 + 5'L_13 + 4'L_14 + 4'L_15 + 3'L_16 + 3'L_17 + 2'L_18 + 2'L_19 + L_20 + L_21 + L_39 + L_40 + 2'L_41 + 2'L_42 + 3'L_43 + 3'L_44 + 4'L_45 + 4'L_46 + 5'L_47 + 5'L_48 + 6'L_49 + 6'L_50 + 7'L_51 + 7'L_52 + 8'L_53 + 8'L_54 + 9'L_55 + 9'L_56 + 10'L_57 + 10'L_58 + R_12 + R_13 + 2'R_14 + 2'R_15 + 3'R_16 + 3'R_17 + 4'R_18 + 4'R_19 + 5'R_20 + 5'R_21 + 6'R_22 + 6'R_23 + 7'R_24 + 7'R_25 + 8'R_26 + 8'R_27 + 9'R_28 + 9'R_29 + 10'R_30 + 10'R_31 + 11'R_32 + 11'R_33 + 12'R_34 + 12'R_35 + 13'R_36 + 13'R_37 + 14'R_38 + 14'R_39 + 16'R_40 + 17'R_41 + 19'R_42 + 20'R_43 + 22'R_44 + 23'R_45 + 25'R_46 + 26'R_47 + 28'R_48 + 29'R_49 + 31'R_50 + 32'R_51 + 34'R_52 + 35'R_53 + 36'R_54 + 37'R_55 + 38'R_56 + 39'R_57 + 40'R_58 + 41'R_59 = 599
invariant :P_25_29 + P_26_28 + P_27_27 + P_28_26 + P_29_25 + R_55 = 1
invariant :P_24_0 + -1'P_25_2 + -1'P_25_3 + -1'P_25_4 + -1'P_25_5 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_25_27 + -1'P_25_28 + -1'P_26_3 + -1'P_26_4 + -1'P_26_5 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_26_26 + -1'P_26_27 + -1'P_27_4 + -1'P_27_5 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_27_25 + -1'P_27_26 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_55 + R_56 + R_57 + R_58 + R_59 = 6
invariant :P_1_4 + -1'P_3_3 + -1'P_3_4 + -1'P_3_5 + -1'P_4_2 + -2'P_4_3 + -2'P_4_4 + -2'P_4_5 + -1'P_4_6 + -1'P_5_2 + -2'P_5_3 + -2'P_5_4 + -2'P_5_5 + -1'P_5_6 + P_5_8 + P_5_9 + P_5_10 + P_5_11 + P_5_12 + P_5_13 + P_5_14 + P_5_15 + P_5_16 + P_5_17 + P_5_18 + P_5_19 + P_5_20 + P_5_21 + P_5_22 + P_5_23 + P_5_24 + P_5_25 + P_5_26 + P_5_27 + P_5_28 + -1'P_6_3 + -1'P_6_4 + -1'P_6_5 + P_6_7 + 2'P_6_8 + 3'P_6_9 + 3'P_6_10 + 3'P_6_11 + 3'P_6_12 + 3'P_6_13 + 3'P_6_14 + 3'P_6_15 + 3'P_6_16 + 3'P_6_17 + 3'P_6_18 + 3'P_6_19 + 3'P_6_20 + 3'P_6_21 + 3'P_6_22 + 3'P_6_23 + 3'P_6_24 + 3'P_6_25 + 3'P_6_26 + 3'P_6_27 + 2'P_6_28 + P_7_6 + 2'P_7_7 + 3'P_7_8 + 4'P_7_9 + 5'P_7_10 + 5'P_7_11 + 5'P_7_12 + 5'P_7_13 + 5'P_7_14 + 5'P_7_15 + 5'P_7_16 + 5'P_7_17 + 5'P_7_18 + 5'P_7_19 + 5'P_7_20 + 5'P_7_21 + 5'P_7_22 + 5'P_7_23 + 5'P_7_24 + 5'P_7_25 + 5'P_7_26 + 4'P_7_27 + 2'P_7_28 + P_8_4 + P_8_5 + 2'P_8_6 + 3'P_8_7 + 4'P_8_8 + 5'P_8_9 + 6'P_8_10 + 7'P_8_11 + 7'P_8_12 + 7'P_8_13 + 7'P_8_14 + 7'P_8_15 + 7'P_8_16 + 7'P_8_17 + 7'P_8_18 + 7'P_8_19 + 7'P_8_20 + 7'P_8_21 + 7'P_8_22 + 7'P_8_23 + 7'P_8_24 + 7'P_8_25 + 6'P_8_26 + 4'P_8_27 + 2'P_8_28 + P_9_4 + 2'P_9_5 + 3'P_9_6 + 4'P_9_7 + 5'P_9_8 + 6'P_9_9 + 7'P_9_10 + 8'P_9_11 + 9'P_9_12 + 9'P_9_13 + 9'P_9_14 + 9'P_9_15 + 9'P_9_16 + 9'P_9_17 + 9'P_9_18 + 9'P_9_19 + 9'P_9_20 + 9'P_9_21 + 9'P_9_22 + 9'P_9_23 + 9'P_9_24 + 8'P_9_25 + 6'P_9_26 + 4'P_9_27 + 2'P_9_28 + P_10_4 + 2'P_10_5 + 4'P_10_6 + 5'P_10_7 + 6'P_10_8 + 7'P_10_9 + 8'P_10_10 + 9'P_10_11 + 10'P_10_12 + 11'P_10_13 + 11'P_10_14 + 11'P_10_15 + 11'P_10_16 + 11'P_10_17 + 11'P_10_18 + 11'P_10_19 + 11'P_10_20 + 11'P_10_21 + 11'P_10_22 + 11'P_10_23 + 10'P_10_24 + 8'P_10_25 + 6'P_10_26 + 4'P_10_27 + 2'P_10_28 + P_11_4 + 2'P_11_5 + 4'P_11_6 + 6'P_11_7 + 7'P_11_8 + 8'P_11_9 + 9'P_11_10 + 10'P_11_11 + 11'P_11_12 + 12'P_11_13 + 13'P_11_14 + 13'P_11_15 + 13'P_11_16 + 13'P_11_17 + 13'P_11_18 + 13'P_11_19 + 13'P_11_20 + 13'P_11_21 + 13'P_11_22 + 12'P_11_23 + 10'P_11_24 + 8'P_11_25 + 6'P_11_26 + 4'P_11_27 + 2'P_11_28 + P_12_4 + 2'P_12_5 + 4'P_12_6 + 6'P_12_7 + 8'P_12_8 + 9'P_12_9 + 10'P_12_10 + 11'P_12_11 + 12'P_12_12 + 13'P_12_13 + 14'P_12_14 + 15'P_12_15 + 15'P_12_16 + 15'P_12_17 + 15'P_12_18 + 15'P_12_19 + 15'P_12_20 + 15'P_12_21 + 14'P_12_22 + 12'P_12_23 + 10'P_12_24 + 8'P_12_25 + 6'P_12_26 + 4'P_12_27 + 2'P_12_28 + P_13_4 + 2'P_13_5 + 4'P_13_6 + 6'P_13_7 + 8'P_13_8 + 10'P_13_9 + 11'P_13_10 + 12'P_13_11 + 13'P_13_12 + 14'P_13_13 + 15'P_13_14 + 16'P_13_15 + 17'P_13_16 + 17'P_13_17 + 17'P_13_18 + 17'P_13_19 + 17'P_13_20 + 16'P_13_21 + 14'P_13_22 + 12'P_13_23 + 10'P_13_24 + 8'P_13_25 + 6'P_13_26 + 4'P_13_27 + 2'P_13_28 + P_14_4 + 2'P_14_5 + 4'P_14_6 + 6'P_14_7 + 8'P_14_8 + 10'P_14_9 + 12'P_14_10 + 13'P_14_11 + 14'P_14_12 + 15'P_14_13 + 16'P_14_14 + 17'P_14_15 + 18'P_14_16 + 19'P_14_17 + 19'P_14_18 + 19'P_14_19 + 18'P_14_20 + 16'P_14_21 + 14'P_14_22 + 12'P_14_23 + 10'P_14_24 + 8'P_14_25 + 6'P_14_26 + 4'P_14_27 + 2'P_14_28 + P_15_4 + 2'P_15_5 + 4'P_15_6 + 6'P_15_7 + 8'P_15_8 + 10'P_15_9 + 12'P_15_10 + 14'P_15_11 + 15'P_15_12 + 16'P_15_13 + 17'P_15_14 + 18'P_15_15 + 19'P_15_16 + 20'P_15_17 + 21'P_15_18 + 20'P_15_19 + 18'P_15_20 + 16'P_15_21 + 14'P_15_22 + 12'P_15_23 + 10'P_15_24 + 8'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + P_16_4 + 2'P_16_5 + 4'P_16_6 + 6'P_16_7 + 8'P_16_8 + 10'P_16_9 + 12'P_16_10 + 14'P_16_11 + 16'P_16_12 + 17'P_16_13 + 18'P_16_14 + 19'P_16_15 + 20'P_16_16 + 21'P_16_17 + 21'P_16_18 + 20'P_16_19 + 18'P_16_20 + 16'P_16_21 + 14'P_16_22 + 12'P_16_23 + 10'P_16_24 + 8'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + P_17_4 + 2'P_17_5 + 4'P_17_6 + 6'P_17_7 + 8'P_17_8 + 10'P_17_9 + 12'P_17_10 + 14'P_17_11 + 16'P_17_12 + 18'P_17_13 + 19'P_17_14 + 20'P_17_15 + 21'P_17_16 + 21'P_17_17 + 20'P_17_18 + 19'P_17_19 + 18'P_17_20 + 16'P_17_21 + 14'P_17_22 + 12'P_17_23 + 10'P_17_24 + 8'P_17_25 + 6'P_17_26 + 4'P_17_27 + 2'P_17_28 + P_18_4 + 2'P_18_5 + 4'P_18_6 + 6'P_18_7 + 8'P_18_8 + 10'P_18_9 + 12'P_18_10 + 14'P_18_11 + 16'P_18_12 + 18'P_18_13 + 20'P_18_14 + 21'P_18_15 + 21'P_18_16 + 20'P_18_17 + 19'P_18_18 + 18'P_18_19 + 17'P_18_20 + 16'P_18_21 + 14'P_18_22 + 12'P_18_23 + 10'P_18_24 + 8'P_18_25 + 6'P_18_26 + 4'P_18_27 + 2'P_18_28 + P_19_4 + 2'P_19_5 + 4'P_19_6 + 6'P_19_7 + 8'P_19_8 + 10'P_19_9 + 12'P_19_10 + 14'P_19_11 + 16'P_19_12 + 18'P_19_13 + 20'P_19_14 + 21'P_19_15 + 20'P_19_16 + 19'P_19_17 + 18'P_19_18 + 17'P_19_19 + 16'P_19_20 + 15'P_19_21 + 14'P_19_22 + 12'P_19_23 + 10'P_19_24 + 8'P_19_25 + 6'P_19_26 + 4'P_19_27 + 2'P_19_28 + P_20_4 + 2'P_20_5 + 4'P_20_6 + 6'P_20_7 + 8'P_20_8 + 10'P_20_9 + 12'P_20_10 + 14'P_20_11 + 16'P_20_12 + 18'P_20_13 + 19'P_20_14 + 19'P_20_15 + 19'P_20_16 + 18'P_20_17 + 17'P_20_18 + 16'P_20_19 + 15'P_20_20 + 14'P_20_21 + 13'P_20_22 + 12'P_20_23 + 10'P_20_24 + 8'P_20_25 + 6'P_20_26 + 4'P_20_27 + 2'P_20_28 + P_21_4 + 2'P_21_5 + 4'P_21_6 + 6'P_21_7 + 8'P_21_8 + 10'P_21_9 + 12'P_21_10 + 14'P_21_11 + 16'P_21_12 + 17'P_21_13 + 17'P_21_14 + 17'P_21_15 + 17'P_21_16 + 17'P_21_17 + 16'P_21_18 + 15'P_21_19 + 14'P_21_20 + 13'P_21_21 + 12'P_21_22 + 11'P_21_23 + 10'P_21_24 + 8'P_21_25 + 6'P_21_26 + 4'P_21_27 + 2'P_21_28 + P_22_4 + 2'P_22_5 + 4'P_22_6 + 6'P_22_7 + 8'P_22_8 + 10'P_22_9 + 12'P_22_10 + 14'P_22_11 + 15'P_22_12 + 15'P_22_13 + 15'P_22_14 + 15'P_22_15 + 15'P_22_16 + 15'P_22_17 + 15'P_22_18 + 14'P_22_19 + 13'P_22_20 + 12'P_22_21 + 11'P_22_22 + 10'P_22_23 + 9'P_22_24 + 8'P_22_25 + 6'P_22_26 + 4'P_22_27 + 2'P_22_28 + P_23_4 + 2'P_23_5 + 4'P_23_6 + 6'P_23_7 + 8'P_23_8 + 10'P_23_9 + 12'P_23_10 + 13'P_23_11 + 13'P_23_12 + 13'P_23_13 + 13'P_23_14 + 13'P_23_15 + 13'P_23_16 + 13'P_23_17 + 13'P_23_18 + 13'P_23_19 + 12'P_23_20 + 11'P_23_21 + 10'P_23_22 + 9'P_23_23 + 8'P_23_24 + 7'P_23_25 + 6'P_23_26 + 4'P_23_27 + 2'P_23_28 + P_24_4 + 2'P_24_5 + 4'P_24_6 + 6'P_24_7 + 8'P_24_8 + 10'P_24_9 + 11'P_24_10 + 11'P_24_11 + 11'P_24_12 + 11'P_24_13 + 11'P_24_14 + 11'P_24_15 + 11'P_24_16 + 11'P_24_17 + 11'P_24_18 + 11'P_24_19 + 11'P_24_20 + 10'P_24_21 + 9'P_24_22 + 8'P_24_23 + 7'P_24_24 + 6'P_24_25 + 5'P_24_26 + 4'P_24_27 + 2'P_24_28 + P_25_4 + 2'P_25_5 + 4'P_25_6 + 6'P_25_7 + 8'P_25_8 + 9'P_25_9 + 9'P_25_10 + 9'P_25_11 + 9'P_25_12 + 9'P_25_13 + 9'P_25_14 + 9'P_25_15 + 9'P_25_16 + 9'P_25_17 + 9'P_25_18 + 9'P_25_19 + 9'P_25_20 + 9'P_25_21 + 8'P_25_22 + 7'P_25_23 + 6'P_25_24 + 5'P_25_25 + 4'P_25_26 + 3'P_25_27 + 2'P_25_28 + P_26_4 + 2'P_26_5 + 4'P_26_6 + 6'P_26_7 + 7'P_26_8 + 7'P_26_9 + 7'P_26_10 + 7'P_26_11 + 7'P_26_12 + 7'P_26_13 + 7'P_26_14 + 7'P_26_15 + 7'P_26_16 + 7'P_26_17 + 7'P_26_18 + 7'P_26_19 + 7'P_26_20 + 7'P_26_21 + 7'P_26_22 + 6'P_26_23 + 5'P_26_24 + 4'P_26_25 + 3'P_26_26 + 2'P_26_27 + P_26_28 + P_27_4 + 2'P_27_5 + 4'P_27_6 + 5'P_27_7 + 5'P_27_8 + 5'P_27_9 + 5'P_27_10 + 5'P_27_11 + 5'P_27_12 + 5'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 5'P_27_17 + 5'P_27_18 + 5'P_27_19 + 5'P_27_20 + 5'P_27_21 + 5'P_27_22 + 5'P_27_23 + 4'P_27_24 + 3'P_27_25 + 2'P_27_26 + P_27_27 + P_28_4 + 2'P_28_5 + 3'P_28_6 + 3'P_28_7 + 3'P_28_8 + 3'P_28_9 + 3'P_28_10 + 3'P_28_11 + 3'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 3'P_28_18 + 3'P_28_19 + 3'P_28_20 + 3'P_28_21 + 3'P_28_22 + 3'P_28_23 + 3'P_28_24 + 2'P_28_25 + P_28_26 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + cX_5 + 3'cX_6 + 5'cX_7 + 7'cX_8 + 9'cX_9 + 11'cX_10 + 13'cX_11 + 15'cX_12 + 17'cX_13 + 19'cX_14 + 21'cX_15 + 23'cX_16 + 25'cX_17 + 27'cX_18 + 29'cX_19 + 31'cX_20 + 33'cX_21 + 35'cX_22 + 37'cX_23 + 39'cX_24 + 41'cX_25 + 43'cX_26 + 45'cX_27 + 47'cX_28 + 49'cX_29 + cY_4 + 2'cY_5 + 4'cY_6 + 6'cY_7 + 8'cY_8 + 10'cY_9 + 12'cY_10 + 14'cY_11 + 16'cY_12 + 18'cY_13 + 20'cY_14 + 22'cY_15 + 24'cY_16 + 26'cY_17 + 28'cY_18 + 30'cY_19 + 32'cY_20 + 34'cY_21 + 36'cY_22 + 38'cY_23 + 40'cY_24 + 42'cY_25 + 44'cY_26 + 46'cY_27 + 48'cY_28 + 50'cY_29 + -26'L_0 + -25'L_1 + -24'L_2 + -23'L_3 + -22'L_4 + -21'L_5 + -20'L_6 + -19'L_7 + -18'L_8 + -17'L_9 + -16'L_10 + -15'L_11 + -14'L_12 + -13'L_13 + -12'L_14 + -11'L_15 + -10'L_16 + -9'L_17 + -8'L_18 + -7'L_19 + -6'L_20 + -5'L_21 + -4'L_22 + -3'L_23 + -2'L_24 + -1'L_25 + -1'L_34 + -2'L_35 + -3'L_36 + -4'L_37 + -5'L_38 + -6'L_39 + -7'L_40 + -8'L_41 + -9'L_42 + -10'L_43 + -11'L_44 + -12'L_45 + -13'L_46 + -14'L_47 + -15'L_48 + -16'L_49 + -17'L_50 + -18'L_51 + -19'L_52 + -20'L_53 + -21'L_54 + -22'L_55 + -23'L_56 + -24'L_57 + -25'L_58 + -1'R_7 + -2'R_8 + -3'R_9 + -4'R_10 + -5'R_11 + -6'R_12 + -7'R_13 + -8'R_14 + -9'R_15 + -10'R_16 + -11'R_17 + -12'R_18 + -13'R_19 + -14'R_20 + -15'R_21 + -16'R_22 + -17'R_23 + -18'R_24 + -19'R_25 + -20'R_26 + -21'R_27 + -22'R_28 + -23'R_29 + -24'R_30 + -25'R_31 + -26'R_32 + -27'R_33 + -28'R_34 + -30'R_35 + -33'R_36 + -36'R_37 + -39'R_38 + -42'R_39 + -45'R_40 + -48'R_41 + -51'R_42 + -54'R_43 + -57'R_44 + -60'R_45 + -63'R_46 + -66'R_47 + -69'R_48 + -72'R_49 + -75'R_50 + -78'R_51 + -81'R_52 + -84'R_53 + -87'R_54 + -90'R_55 + -93'R_56 + -95'R_57 + -97'R_58 + -99'R_59 = -1450
invariant :P_1_28 + -1'P_3_27 + -1'P_3_28 + -1'P_4_26 + -2'P_4_27 + -1'P_4_28 + -1'P_5_25 + -2'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_24 + -2'P_6_25 + -2'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_23 + -2'P_7_24 + -2'P_7_25 + -2'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_22 + -2'P_8_23 + -2'P_8_24 + -2'P_8_25 + -2'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_21 + -2'P_9_22 + -2'P_9_23 + -2'P_9_24 + -2'P_9_25 + -2'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_20 + -2'P_10_21 + -2'P_10_22 + -2'P_10_23 + -2'P_10_24 + -2'P_10_25 + -2'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_19 + -2'P_11_20 + -2'P_11_21 + -2'P_11_22 + -2'P_11_23 + -2'P_11_24 + -2'P_11_25 + -2'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_18 + -2'P_12_19 + -2'P_12_20 + -2'P_12_21 + -2'P_12_22 + -2'P_12_23 + -2'P_12_24 + -2'P_12_25 + -2'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_17 + -2'P_13_18 + -2'P_13_19 + -2'P_13_20 + -2'P_13_21 + -2'P_13_22 + -2'P_13_23 + -2'P_13_24 + -2'P_13_25 + -2'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_16 + -2'P_14_17 + -2'P_14_18 + -2'P_14_19 + -2'P_14_20 + -2'P_14_21 + -2'P_14_22 + -2'P_14_23 + -2'P_14_24 + -2'P_14_25 + -2'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_15 + -2'P_15_16 + -2'P_15_17 + -2'P_15_18 + -2'P_15_19 + -2'P_15_20 + -2'P_15_21 + -2'P_15_22 + -2'P_15_23 + -2'P_15_24 + -2'P_15_25 + -2'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_14 + -2'P_16_15 + -2'P_16_16 + -2'P_16_17 + -2'P_16_18 + -2'P_16_19 + -2'P_16_20 + -2'P_16_21 + -2'P_16_22 + -2'P_16_23 + -2'P_16_24 + -2'P_16_25 + -2'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_13 + -2'P_17_14 + -2'P_17_15 + -2'P_17_16 + -2'P_17_17 + -2'P_17_18 + -2'P_17_19 + -2'P_17_20 + -2'P_17_21 + -2'P_17_22 + -2'P_17_23 + -2'P_17_24 + -2'P_17_25 + -2'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_12 + -2'P_18_13 + -2'P_18_14 + -2'P_18_15 + -2'P_18_16 + -2'P_18_17 + -2'P_18_18 + -2'P_18_19 + -2'P_18_20 + -2'P_18_21 + -2'P_18_22 + -2'P_18_23 + -2'P_18_24 + -2'P_18_25 + -2'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_11 + -2'P_19_12 + -2'P_19_13 + -2'P_19_14 + -2'P_19_15 + -2'P_19_16 + -2'P_19_17 + -2'P_19_18 + -2'P_19_19 + -2'P_19_20 + -2'P_19_21 + -2'P_19_22 + -2'P_19_23 + -2'P_19_24 + -2'P_19_25 + -2'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_10 + -2'P_20_11 + -2'P_20_12 + -2'P_20_13 + -2'P_20_14 + -2'P_20_15 + -2'P_20_16 + -2'P_20_17 + -2'P_20_18 + -2'P_20_19 + -2'P_20_20 + -2'P_20_21 + -2'P_20_22 + -2'P_20_23 + -2'P_20_24 + -2'P_20_25 + -2'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_9 + -2'P_21_10 + -2'P_21_11 + -2'P_21_12 + -2'P_21_13 + -2'P_21_14 + -2'P_21_15 + -2'P_21_16 + -2'P_21_17 + -2'P_21_18 + -2'P_21_19 + -2'P_21_20 + -2'P_21_21 + -2'P_21_22 + -2'P_21_23 + -2'P_21_24 + -2'P_21_25 + -2'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_8 + -2'P_22_9 + -2'P_22_10 + -2'P_22_11 + -2'P_22_12 + -2'P_22_13 + -2'P_22_14 + -2'P_22_15 + -2'P_22_16 + -2'P_22_17 + -2'P_22_18 + -2'P_22_19 + -2'P_22_20 + -2'P_22_21 + -2'P_22_22 + -2'P_22_23 + -2'P_22_24 + -2'P_22_25 + -2'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_7 + -2'P_23_8 + -2'P_23_9 + -2'P_23_10 + -2'P_23_11 + -2'P_23_12 + -2'P_23_13 + -2'P_23_14 + -2'P_23_15 + -2'P_23_16 + -2'P_23_17 + -2'P_23_18 + -2'P_23_19 + -2'P_23_20 + -2'P_23_21 + -2'P_23_22 + -2'P_23_23 + -2'P_23_24 + -2'P_23_25 + -2'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_6 + -2'P_24_7 + -2'P_24_8 + -2'P_24_9 + -2'P_24_10 + -2'P_24_11 + -2'P_24_12 + -2'P_24_13 + -2'P_24_14 + -2'P_24_15 + -2'P_24_16 + -2'P_24_17 + -2'P_24_18 + -2'P_24_19 + -2'P_24_20 + -2'P_24_21 + -2'P_24_22 + -2'P_24_23 + -2'P_24_24 + -2'P_24_25 + -2'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_5 + -2'P_25_6 + -2'P_25_7 + -2'P_25_8 + -2'P_25_9 + -2'P_25_10 + -2'P_25_11 + -2'P_25_12 + -2'P_25_13 + -2'P_25_14 + -2'P_25_15 + -2'P_25_16 + -2'P_25_17 + -2'P_25_18 + -2'P_25_19 + -2'P_25_20 + -2'P_25_21 + -2'P_25_22 + -2'P_25_23 + -2'P_25_24 + -2'P_25_25 + -2'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_4 + -2'P_26_5 + -2'P_26_6 + -2'P_26_7 + -2'P_26_8 + -2'P_26_9 + -2'P_26_10 + -2'P_26_11 + -2'P_26_12 + -2'P_26_13 + -2'P_26_14 + -2'P_26_15 + -2'P_26_16 + -2'P_26_17 + -2'P_26_18 + -2'P_26_19 + -2'P_26_20 + -2'P_26_21 + -2'P_26_22 + -2'P_26_23 + -2'P_26_24 + -2'P_26_25 + -2'P_26_26 + -2'P_26_27 + -1'P_26_28 + -1'P_27_3 + -2'P_27_4 + -2'P_27_5 + -2'P_27_6 + -2'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -2'P_27_23 + -2'P_27_24 + -2'P_27_25 + -2'P_27_26 + -2'P_27_27 + -1'P_27_28 + -1'P_28_2 + -2'P_28_3 + -2'P_28_4 + -2'P_28_5 + -2'P_28_6 + -2'P_28_7 + -2'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -2'P_28_22 + -2'P_28_23 + -2'P_28_24 + -2'P_28_25 + -2'P_28_26 + -2'P_28_27 + -1'P_28_28 + -1'P_29_2 + -1'P_29_3 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + -1'P_29_26 + -1'P_29_27 + cX_29 + cY_28 + 2'cY_29 + -2'L_0 + -1'L_1 + -1'L_58 + -1'R_31 + -2'R_32 + -2'R_33 + -2'R_34 + -2'R_35 + -2'R_36 + -2'R_37 + -2'R_38 + -2'R_39 + -2'R_40 + -2'R_41 + -2'R_42 + -2'R_43 + -2'R_44 + -2'R_45 + -2'R_46 + -2'R_47 + -2'R_48 + -2'R_49 + -2'R_50 + -2'R_51 + -2'R_52 + -2'R_53 + -2'R_54 + -2'R_55 + -2'R_56 + -2'R_57 + -2'R_58 + -3'R_59 = -58
invariant :P_1_20 + -1'P_3_19 + -1'P_3_20 + -1'P_3_21 + -1'P_4_18 + -2'P_4_19 + -2'P_4_20 + -2'P_4_21 + -1'P_4_22 + -1'P_5_17 + -2'P_5_18 + -3'P_5_19 + -3'P_5_20 + -3'P_5_21 + -2'P_5_22 + -1'P_5_23 + -1'P_6_16 + -2'P_6_17 + -3'P_6_18 + -4'P_6_19 + -4'P_6_20 + -4'P_6_21 + -3'P_6_22 + -2'P_6_23 + -1'P_6_24 + -1'P_7_15 + -2'P_7_16 + -3'P_7_17 + -4'P_7_18 + -5'P_7_19 + -5'P_7_20 + -5'P_7_21 + -4'P_7_22 + -3'P_7_23 + -2'P_7_24 + -1'P_7_25 + -1'P_8_14 + -2'P_8_15 + -3'P_8_16 + -4'P_8_17 + -5'P_8_18 + -6'P_8_19 + -6'P_8_20 + -6'P_8_21 + -5'P_8_22 + -4'P_8_23 + -3'P_8_24 + -2'P_8_25 + -1'P_8_26 + -1'P_9_13 + -2'P_9_14 + -3'P_9_15 + -4'P_9_16 + -5'P_9_17 + -6'P_9_18 + -7'P_9_19 + -7'P_9_20 + -7'P_9_21 + -6'P_9_22 + -5'P_9_23 + -4'P_9_24 + -3'P_9_25 + -2'P_9_26 + -1'P_9_27 + -1'P_10_12 + -2'P_10_13 + -3'P_10_14 + -4'P_10_15 + -5'P_10_16 + -6'P_10_17 + -7'P_10_18 + -8'P_10_19 + -8'P_10_20 + -8'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_11 + -2'P_11_12 + -3'P_11_13 + -4'P_11_14 + -5'P_11_15 + -6'P_11_16 + -7'P_11_17 + -8'P_11_18 + -9'P_11_19 + -9'P_11_20 + -9'P_11_21 + -8'P_11_22 + -7'P_11_23 + -6'P_11_24 + -5'P_11_25 + -4'P_11_26 + -3'P_11_27 + -2'P_11_28 + -1'P_12_10 + -2'P_12_11 + -3'P_12_12 + -4'P_12_13 + -5'P_12_14 + -6'P_12_15 + -7'P_12_16 + -8'P_12_17 + -9'P_12_18 + -10'P_12_19 + -10'P_12_20 + -10'P_12_21 + -9'P_12_22 + -8'P_12_23 + -7'P_12_24 + -6'P_12_25 + -5'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_9 + -2'P_13_10 + -3'P_13_11 + -4'P_13_12 + -5'P_13_13 + -6'P_13_14 + -7'P_13_15 + -8'P_13_16 + -9'P_13_17 + -10'P_13_18 + -11'P_13_19 + -11'P_13_20 + -11'P_13_21 + -10'P_13_22 + -9'P_13_23 + -8'P_13_24 + -7'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_8 + -2'P_14_9 + -3'P_14_10 + -4'P_14_11 + -5'P_14_12 + -6'P_14_13 + -7'P_14_14 + -8'P_14_15 + -9'P_14_16 + -10'P_14_17 + -11'P_14_18 + -12'P_14_19 + -12'P_14_20 + -12'P_14_21 + -11'P_14_22 + -10'P_14_23 + -9'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_7 + -2'P_15_8 + -3'P_15_9 + -4'P_15_10 + -5'P_15_11 + -6'P_15_12 + -7'P_15_13 + -8'P_15_14 + -9'P_15_15 + -10'P_15_16 + -11'P_15_17 + -12'P_15_18 + -13'P_15_19 + -13'P_15_20 + -13'P_15_21 + -12'P_15_22 + -11'P_15_23 + -10'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_6 + -2'P_16_7 + -3'P_16_8 + -4'P_16_9 + -5'P_16_10 + -6'P_16_11 + -7'P_16_12 + -8'P_16_13 + -9'P_16_14 + -10'P_16_15 + -11'P_16_16 + -12'P_16_17 + -13'P_16_18 + -14'P_16_19 + -14'P_16_20 + -14'P_16_21 + -13'P_16_22 + -12'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_5 + -2'P_17_6 + -3'P_17_7 + -4'P_17_8 + -5'P_17_9 + -6'P_17_10 + -7'P_17_11 + -8'P_17_12 + -9'P_17_13 + -10'P_17_14 + -11'P_17_15 + -12'P_17_16 + -13'P_17_17 + -14'P_17_18 + -15'P_17_19 + -15'P_17_20 + -15'P_17_21 + -14'P_17_22 + -12'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_4 + -2'P_18_5 + -3'P_18_6 + -4'P_18_7 + -5'P_18_8 + -6'P_18_9 + -7'P_18_10 + -8'P_18_11 + -9'P_18_12 + -10'P_18_13 + -11'P_18_14 + -12'P_18_15 + -13'P_18_16 + -14'P_18_17 + -15'P_18_18 + -16'P_18_19 + -16'P_18_20 + -16'P_18_21 + -14'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_3 + -2'P_19_4 + -3'P_19_5 + -4'P_19_6 + -5'P_19_7 + -6'P_19_8 + -7'P_19_9 + -8'P_19_10 + -9'P_19_11 + -10'P_19_12 + -11'P_19_13 + -12'P_19_14 + -13'P_19_15 + -14'P_19_16 + -15'P_19_17 + -16'P_19_18 + -17'P_19_19 + -17'P_19_20 + -16'P_19_21 + -14'P_19_22 + -12'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_2 + -2'P_20_3 + -3'P_20_4 + -4'P_20_5 + -5'P_20_6 + -6'P_20_7 + -7'P_20_8 + -8'P_20_9 + -9'P_20_10 + -10'P_20_11 + -11'P_20_12 + -12'P_20_13 + -13'P_20_14 + -14'P_20_15 + -15'P_20_16 + -16'P_20_17 + -17'P_20_18 + -18'P_20_19 + -17'P_20_20 + -16'P_20_21 + -14'P_20_22 + -12'P_20_23 + -10'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_2 + -2'P_21_3 + -3'P_21_4 + -4'P_21_5 + -5'P_21_6 + -6'P_21_7 + -7'P_21_8 + -8'P_21_9 + -9'P_21_10 + -10'P_21_11 + -11'P_21_12 + -12'P_21_13 + -13'P_21_14 + -14'P_21_15 + -15'P_21_16 + -16'P_21_17 + -17'P_21_18 + -17'P_21_19 + -16'P_21_20 + -15'P_21_21 + -13'P_21_22 + -11'P_21_23 + -9'P_21_24 + -7'P_21_25 + -5'P_21_26 + -3'P_21_27 + -1'P_21_28 + -1'P_22_3 + -2'P_22_4 + -3'P_22_5 + -4'P_22_6 + -5'P_22_7 + -6'P_22_8 + -7'P_22_9 + -8'P_22_10 + -9'P_22_11 + -10'P_22_12 + -11'P_22_13 + -12'P_22_14 + -13'P_22_15 + -14'P_22_16 + -15'P_22_17 + -15'P_22_18 + -15'P_22_19 + -14'P_22_20 + -13'P_22_21 + -11'P_22_22 + -9'P_22_23 + -7'P_22_24 + -5'P_22_25 + -3'P_22_26 + -1'P_22_27 + -1'P_23_4 + -2'P_23_5 + -3'P_23_6 + -4'P_23_7 + -5'P_23_8 + -6'P_23_9 + -7'P_23_10 + -8'P_23_11 + -9'P_23_12 + -10'P_23_13 + -11'P_23_14 + -12'P_23_15 + -13'P_23_16 + -13'P_23_17 + -13'P_23_18 + -13'P_23_19 + -12'P_23_20 + -11'P_23_21 + -9'P_23_22 + -7'P_23_23 + -5'P_23_24 + -3'P_23_25 + -1'P_23_26 + -1'P_24_5 + -2'P_24_6 + -3'P_24_7 + -4'P_24_8 + -5'P_24_9 + -6'P_24_10 + -7'P_24_11 + -8'P_24_12 + -9'P_24_13 + -10'P_24_14 + -11'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -11'P_24_19 + -10'P_24_20 + -9'P_24_21 + -7'P_24_22 + -5'P_24_23 + -3'P_24_24 + -1'P_24_25 + -1'P_25_6 + -2'P_25_7 + -3'P_25_8 + -4'P_25_9 + -5'P_25_10 + -6'P_25_11 + -7'P_25_12 + -8'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -8'P_25_20 + -7'P_25_21 + -5'P_25_22 + -3'P_25_23 + -1'P_25_24 + -1'P_26_7 + -2'P_26_8 + -3'P_26_9 + -4'P_26_10 + -5'P_26_11 + -6'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -6'P_26_20 + -5'P_26_21 + -3'P_26_22 + -1'P_26_23 + -1'P_27_8 + -2'P_27_9 + -3'P_27_10 + -4'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -4'P_27_20 + -3'P_27_21 + -1'P_27_22 + -1'P_28_9 + -2'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -2'P_28_20 + -1'P_28_21 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + cX_21 + 3'cX_22 + 5'cX_23 + 7'cX_24 + 9'cX_25 + 11'cX_26 + 13'cX_27 + 15'cX_28 + 17'cX_29 + cY_20 + 2'cY_21 + 4'cY_22 + 6'cY_23 + 8'cY_24 + 10'cY_25 + 12'cY_26 + 14'cY_27 + 16'cY_28 + 18'cY_29 + -10'L_0 + -9'L_1 + -8'L_2 + -7'L_3 + -6'L_4 + -5'L_5 + -4'L_6 + -3'L_7 + -2'L_8 + -1'L_9 + -1'L_50 + -2'L_51 + -3'L_52 + -4'L_53 + -5'L_54 + -6'L_55 + -7'L_56 + -8'L_57 + -9'L_58 + -1'R_23 + -2'R_24 + -3'R_25 + -4'R_26 + -5'R_27 + -6'R_28 + -7'R_29 + -8'R_30 + -9'R_31 + -10'R_32 + -11'R_33 + -12'R_34 + -13'R_35 + -14'R_36 + -15'R_37 + -16'R_38 + -17'R_39 + -18'R_40 + -18'R_41 + -18'R_42 + -18'R_43 + -18'R_44 + -18'R_45 + -18'R_46 + -18'R_47 + -18'R_48 + -18'R_49 + -18'R_50 + -19'R_51 + -21'R_52 + -23'R_53 + -25'R_54 + -27'R_55 + -29'R_56 + -31'R_57 + -33'R_58 + -35'R_59 = -522
invariant :P_18_29 + P_19_28 + P_20_27 + P_21_26 + P_22_25 + P_23_24 + P_24_23 + P_25_22 + P_26_21 + P_27_20 + P_28_19 + P_29_18 + R_48 = 1
invariant :P_1_26 + -1'P_3_25 + -1'P_3_26 + -1'P_3_27 + -1'P_4_24 + -2'P_4_25 + -2'P_4_26 + -2'P_4_27 + -1'P_4_28 + -1'P_5_23 + -2'P_5_24 + -3'P_5_25 + -3'P_5_26 + -3'P_5_27 + -2'P_5_28 + -1'P_6_22 + -2'P_6_23 + -3'P_6_24 + -4'P_6_25 + -4'P_6_26 + -4'P_6_27 + -2'P_6_28 + -1'P_7_21 + -2'P_7_22 + -3'P_7_23 + -4'P_7_24 + -5'P_7_25 + -5'P_7_26 + -4'P_7_27 + -2'P_7_28 + -1'P_8_20 + -2'P_8_21 + -3'P_8_22 + -4'P_8_23 + -5'P_8_24 + -6'P_8_25 + -5'P_8_26 + -4'P_8_27 + -2'P_8_28 + -1'P_9_19 + -2'P_9_20 + -3'P_9_21 + -4'P_9_22 + -5'P_9_23 + -6'P_9_24 + -6'P_9_25 + -5'P_9_26 + -4'P_9_27 + -2'P_9_28 + -1'P_10_18 + -2'P_10_19 + -3'P_10_20 + -4'P_10_21 + -5'P_10_22 + -6'P_10_23 + -6'P_10_24 + -6'P_10_25 + -5'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_17 + -2'P_11_18 + -3'P_11_19 + -4'P_11_20 + -5'P_11_21 + -6'P_11_22 + -6'P_11_23 + -6'P_11_24 + -6'P_11_25 + -5'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_16 + -2'P_12_17 + -3'P_12_18 + -4'P_12_19 + -5'P_12_20 + -6'P_12_21 + -6'P_12_22 + -6'P_12_23 + -6'P_12_24 + -6'P_12_25 + -5'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_15 + -2'P_13_16 + -3'P_13_17 + -4'P_13_18 + -5'P_13_19 + -6'P_13_20 + -6'P_13_21 + -6'P_13_22 + -6'P_13_23 + -6'P_13_24 + -6'P_13_25 + -5'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_14 + -2'P_14_15 + -3'P_14_16 + -4'P_14_17 + -5'P_14_18 + -6'P_14_19 + -6'P_14_20 + -6'P_14_21 + -6'P_14_22 + -6'P_14_23 + -6'P_14_24 + -6'P_14_25 + -5'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_13 + -2'P_15_14 + -3'P_15_15 + -4'P_15_16 + -5'P_15_17 + -6'P_15_18 + -6'P_15_19 + -6'P_15_20 + -6'P_15_21 + -6'P_15_22 + -6'P_15_23 + -6'P_15_24 + -6'P_15_25 + -5'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_12 + -2'P_16_13 + -3'P_16_14 + -4'P_16_15 + -5'P_16_16 + -6'P_16_17 + -6'P_16_18 + -6'P_16_19 + -6'P_16_20 + -6'P_16_21 + -6'P_16_22 + -6'P_16_23 + -6'P_16_24 + -6'P_16_25 + -5'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_11 + -2'P_17_12 + -3'P_17_13 + -4'P_17_14 + -5'P_17_15 + -6'P_17_16 + -6'P_17_17 + -6'P_17_18 + -6'P_17_19 + -6'P_17_20 + -6'P_17_21 + -6'P_17_22 + -6'P_17_23 + -6'P_17_24 + -6'P_17_25 + -5'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_10 + -2'P_18_11 + -3'P_18_12 + -4'P_18_13 + -5'P_18_14 + -6'P_18_15 + -6'P_18_16 + -6'P_18_17 + -6'P_18_18 + -6'P_18_19 + -6'P_18_20 + -6'P_18_21 + -6'P_18_22 + -6'P_18_23 + -6'P_18_24 + -6'P_18_25 + -5'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_9 + -2'P_19_10 + -3'P_19_11 + -4'P_19_12 + -5'P_19_13 + -6'P_19_14 + -6'P_19_15 + -6'P_19_16 + -6'P_19_17 + -6'P_19_18 + -6'P_19_19 + -6'P_19_20 + -6'P_19_21 + -6'P_19_22 + -6'P_19_23 + -6'P_19_24 + -6'P_19_25 + -5'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_8 + -2'P_20_9 + -3'P_20_10 + -4'P_20_11 + -5'P_20_12 + -6'P_20_13 + -6'P_20_14 + -6'P_20_15 + -6'P_20_16 + -6'P_20_17 + -6'P_20_18 + -6'P_20_19 + -6'P_20_20 + -6'P_20_21 + -6'P_20_22 + -6'P_20_23 + -6'P_20_24 + -6'P_20_25 + -5'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_7 + -2'P_21_8 + -3'P_21_9 + -4'P_21_10 + -5'P_21_11 + -6'P_21_12 + -6'P_21_13 + -6'P_21_14 + -6'P_21_15 + -6'P_21_16 + -6'P_21_17 + -6'P_21_18 + -6'P_21_19 + -6'P_21_20 + -6'P_21_21 + -6'P_21_22 + -6'P_21_23 + -6'P_21_24 + -6'P_21_25 + -5'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_6 + -2'P_22_7 + -3'P_22_8 + -4'P_22_9 + -5'P_22_10 + -6'P_22_11 + -6'P_22_12 + -6'P_22_13 + -6'P_22_14 + -6'P_22_15 + -6'P_22_16 + -6'P_22_17 + -6'P_22_18 + -6'P_22_19 + -6'P_22_20 + -6'P_22_21 + -6'P_22_22 + -6'P_22_23 + -6'P_22_24 + -6'P_22_25 + -5'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_5 + -2'P_23_6 + -3'P_23_7 + -4'P_23_8 + -5'P_23_9 + -6'P_23_10 + -6'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -6'P_23_19 + -6'P_23_20 + -6'P_23_21 + -6'P_23_22 + -6'P_23_23 + -6'P_23_24 + -6'P_23_25 + -5'P_23_26 + -4'P_23_27 + -2'P_23_28 + -1'P_24_4 + -2'P_24_5 + -3'P_24_6 + -4'P_24_7 + -5'P_24_8 + -6'P_24_9 + -6'P_24_10 + -6'P_24_11 + -6'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -6'P_24_18 + -6'P_24_19 + -6'P_24_20 + -6'P_24_21 + -6'P_24_22 + -6'P_24_23 + -6'P_24_24 + -6'P_24_25 + -5'P_24_26 + -4'P_24_27 + -2'P_24_28 + -1'P_25_3 + -2'P_25_4 + -3'P_25_5 + -4'P_25_6 + -5'P_25_7 + -6'P_25_8 + -6'P_25_9 + -6'P_25_10 + -6'P_25_11 + -6'P_25_12 + -6'P_25_13 + -6'P_25_14 + -6'P_25_15 + -6'P_25_16 + -6'P_25_17 + -6'P_25_18 + -6'P_25_19 + -6'P_25_20 + -6'P_25_21 + -6'P_25_22 + -6'P_25_23 + -6'P_25_24 + -6'P_25_25 + -5'P_25_26 + -4'P_25_27 + -2'P_25_28 + -1'P_26_2 + -2'P_26_3 + -3'P_26_4 + -4'P_26_5 + -5'P_26_6 + -6'P_26_7 + -6'P_26_8 + -6'P_26_9 + -6'P_26_10 + -6'P_26_11 + -6'P_26_12 + -6'P_26_13 + -6'P_26_14 + -6'P_26_15 + -6'P_26_16 + -6'P_26_17 + -6'P_26_18 + -6'P_26_19 + -6'P_26_20 + -6'P_26_21 + -6'P_26_22 + -6'P_26_23 + -6'P_26_24 + -6'P_26_25 + -5'P_26_26 + -4'P_26_27 + -2'P_26_28 + -1'P_27_2 + -2'P_27_3 + -3'P_27_4 + -4'P_27_5 + -5'P_27_6 + -5'P_27_7 + -5'P_27_8 + -5'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -5'P_27_22 + -5'P_27_23 + -5'P_27_24 + -5'P_27_25 + -4'P_27_26 + -3'P_27_27 + -1'P_27_28 + -1'P_28_3 + -2'P_28_4 + -3'P_28_5 + -3'P_28_6 + -3'P_28_7 + -3'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -3'P_28_22 + -3'P_28_23 + -3'P_28_24 + -3'P_28_25 + -2'P_28_26 + -1'P_28_27 + -1'P_29_4 + -1'P_29_5 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + -1'P_29_24 + -1'P_29_25 + cX_27 + 3'cX_28 + 5'cX_29 + cY_26 + 2'cY_27 + 4'cY_28 + 6'cY_29 + -4'L_0 + -3'L_1 + -2'L_2 + -1'L_3 + -1'L_56 + -2'L_57 + -3'L_58 + -1'R_29 + -2'R_30 + -3'R_31 + -4'R_32 + -5'R_33 + -6'R_34 + -6'R_35 + -6'R_36 + -6'R_37 + -6'R_38 + -6'R_39 + -6'R_40 + -6'R_41 + -6'R_42 + -6'R_43 + -6'R_44 + -6'R_45 + -6'R_46 + -6'R_47 + -6'R_48 + -6'R_49 + -6'R_50 + -6'R_51 + -6'R_52 + -6'R_53 + -6'R_54 + -6'R_55 + -6'R_56 + -7'R_57 + -9'R_58 + -11'R_59 = -174
invariant :P_14_29 + P_15_28 + P_16_27 + P_17_26 + P_18_25 + P_19_24 + P_20_23 + P_21_22 + P_22_21 + P_23_20 + P_24_19 + P_25_18 + P_26_17 + P_27_16 + P_28_15 + P_29_14 + R_44 = 1
invariant :P_20_1 + P_20_2 + P_20_3 + P_20_4 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_20_26 + P_20_27 + P_20_28 + P_21_2 + P_21_3 + P_21_4 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_21_26 + P_21_27 + P_22_3 + P_22_4 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_22_26 + P_23_4 + P_23_5 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_23_25 + P_24_5 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -10
invariant :P_17_1 + P_17_2 + P_17_3 + P_17_4 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_17_26 + P_17_27 + P_17_28 + P_18_2 + P_18_3 + P_18_4 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_18_26 + P_18_27 + P_19_3 + P_19_4 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_19_26 + P_20_4 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -13
invariant :P_13_1 + P_13_2 + P_13_3 + P_13_4 + P_13_5 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_13_26 + P_13_27 + P_13_28 + P_14_2 + P_14_3 + P_14_4 + P_14_5 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_14_25 + P_14_26 + P_14_27 + P_15_3 + P_15_4 + P_15_5 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_15_25 + P_15_26 + P_16_4 + P_16_5 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_26_14 + P_26_15 + -1'P_28_14 + -1'P_28_15 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -17
invariant :P_0_7 + P_3_7 + P_4_6 + P_4_7 + P_4_8 + P_5_5 + P_5_6 + 2'P_5_7 + P_5_8 + P_5_9 + P_6_4 + P_6_5 + 2'P_6_6 + 2'P_6_7 + 2'P_6_8 + P_6_9 + P_6_10 + P_7_3 + P_7_4 + 2'P_7_5 + 2'P_7_6 + 3'P_7_7 + 2'P_7_8 + 2'P_7_9 + P_7_10 + P_7_11 + P_8_2 + P_8_3 + 2'P_8_4 + 2'P_8_5 + 3'P_8_6 + 3'P_8_7 + 3'P_8_8 + 2'P_8_9 + 2'P_8_10 + P_8_11 + P_8_12 + P_9_3 + P_9_4 + 2'P_9_5 + 2'P_9_6 + 3'P_9_7 + 2'P_9_8 + 2'P_9_9 + P_9_10 + P_9_11 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_9_27 + -1'P_9_28 + P_10_4 + P_10_5 + 2'P_10_6 + 2'P_10_7 + 2'P_10_8 + P_10_9 + P_10_10 + -1'P_10_13 + -1'P_10_14 + -2'P_10_15 + -2'P_10_16 + -2'P_10_17 + -2'P_10_18 + -2'P_10_19 + -2'P_10_20 + -2'P_10_21 + -2'P_10_22 + -2'P_10_23 + -2'P_10_24 + -2'P_10_25 + -2'P_10_26 + -2'P_10_27 + -1'P_10_28 + P_11_5 + P_11_6 + 2'P_11_7 + P_11_8 + P_11_9 + -1'P_11_12 + -1'P_11_13 + -2'P_11_14 + -2'P_11_15 + -3'P_11_16 + -3'P_11_17 + -3'P_11_18 + -3'P_11_19 + -3'P_11_20 + -3'P_11_21 + -3'P_11_22 + -3'P_11_23 + -3'P_11_24 + -3'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_6 + P_12_7 + P_12_8 + -1'P_12_11 + -1'P_12_12 + -2'P_12_13 + -2'P_12_14 + -3'P_12_15 + -3'P_12_16 + -4'P_12_17 + -4'P_12_18 + -4'P_12_19 + -4'P_12_20 + -4'P_12_21 + -4'P_12_22 + -4'P_12_23 + -4'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_7 + -1'P_13_10 + -1'P_13_11 + -2'P_13_12 + -2'P_13_13 + -3'P_13_14 + -3'P_13_15 + -4'P_13_16 + -4'P_13_17 + -5'P_13_18 + -5'P_13_19 + -5'P_13_20 + -5'P_13_21 + -5'P_13_22 + -5'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_9 + -1'P_14_10 + -2'P_14_11 + -2'P_14_12 + -3'P_14_13 + -3'P_14_14 + -4'P_14_15 + -4'P_14_16 + -5'P_14_17 + -5'P_14_18 + -6'P_14_19 + -6'P_14_20 + -6'P_14_21 + -6'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_8 + -1'P_15_9 + -2'P_15_10 + -2'P_15_11 + -3'P_15_12 + -3'P_15_13 + -4'P_15_14 + -4'P_15_15 + -5'P_15_16 + -5'P_15_17 + -6'P_15_18 + -6'P_15_19 + -7'P_15_20 + -7'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_8 + -2'P_16_9 + -2'P_16_10 + -3'P_16_11 + -3'P_16_12 + -4'P_16_13 + -4'P_16_14 + -5'P_16_15 + -5'P_16_16 + -6'P_16_17 + -6'P_16_18 + -7'P_16_19 + -7'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_8 + -2'P_17_9 + -3'P_17_10 + -3'P_17_11 + -4'P_17_12 + -4'P_17_13 + -5'P_17_14 + -5'P_17_15 + -6'P_17_16 + -6'P_17_17 + -7'P_17_18 + -7'P_17_19 + -8'P_17_20 + -7'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_8 + -2'P_18_9 + -3'P_18_10 + -4'P_18_11 + -4'P_18_12 + -5'P_18_13 + -5'P_18_14 + -6'P_18_15 + -6'P_18_16 + -7'P_18_17 + -7'P_18_18 + -8'P_18_19 + -7'P_18_20 + -7'P_18_21 + -6'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_8 + -2'P_19_9 + -3'P_19_10 + -4'P_19_11 + -5'P_19_12 + -5'P_19_13 + -6'P_19_14 + -6'P_19_15 + -7'P_19_16 + -7'P_19_17 + -8'P_19_18 + -7'P_19_19 + -7'P_19_20 + -6'P_19_21 + -6'P_19_22 + -5'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_8 + -2'P_20_9 + -3'P_20_10 + -4'P_20_11 + -5'P_20_12 + -6'P_20_13 + -6'P_20_14 + -7'P_20_15 + -7'P_20_16 + -8'P_20_17 + -7'P_20_18 + -7'P_20_19 + -6'P_20_20 + -6'P_20_21 + -5'P_20_22 + -5'P_20_23 + -4'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_8 + -2'P_21_9 + -3'P_21_10 + -4'P_21_11 + -5'P_21_12 + -6'P_21_13 + -7'P_21_14 + -7'P_21_15 + -8'P_21_16 + -7'P_21_17 + -7'P_21_18 + -6'P_21_19 + -6'P_21_20 + -5'P_21_21 + -5'P_21_22 + -4'P_21_23 + -4'P_21_24 + -3'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_8 + -2'P_22_9 + -3'P_22_10 + -4'P_22_11 + -5'P_22_12 + -6'P_22_13 + -7'P_22_14 + -8'P_22_15 + -7'P_22_16 + -7'P_22_17 + -6'P_22_18 + -6'P_22_19 + -5'P_22_20 + -5'P_22_21 + -4'P_22_22 + -4'P_22_23 + -3'P_22_24 + -3'P_22_25 + -2'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_8 + -2'P_23_9 + -3'P_23_10 + -4'P_23_11 + -5'P_23_12 + -6'P_23_13 + -7'P_23_14 + -7'P_23_15 + -7'P_23_16 + -6'P_23_17 + -6'P_23_18 + -5'P_23_19 + -5'P_23_20 + -4'P_23_21 + -4'P_23_22 + -3'P_23_23 + -3'P_23_24 + -2'P_23_25 + -2'P_23_26 + -1'P_23_27 + -1'P_23_28 + -1'P_24_8 + -2'P_24_9 + -3'P_24_10 + -4'P_24_11 + -5'P_24_12 + -6'P_24_13 + -6'P_24_14 + -6'P_24_15 + -6'P_24_16 + -6'P_24_17 + -5'P_24_18 + -5'P_24_19 + -4'P_24_20 + -4'P_24_21 + -3'P_24_22 + -3'P_24_23 + -2'P_24_24 + -2'P_24_25 + -1'P_24_26 + -1'P_24_27 + -1'P_25_8 + -2'P_25_9 + -3'P_25_10 + -4'P_25_11 + -5'P_25_12 + -5'P_25_13 + -5'P_25_14 + -5'P_25_15 + -5'P_25_16 + -5'P_25_17 + -5'P_25_18 + -4'P_25_19 + -4'P_25_20 + -3'P_25_21 + -3'P_25_22 + -2'P_25_23 + -2'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_26_8 + -2'P_26_9 + -3'P_26_10 + -4'P_26_11 + -4'P_26_12 + -4'P_26_13 + -4'P_26_14 + -4'P_26_15 + -4'P_26_16 + -4'P_26_17 + -4'P_26_18 + -4'P_26_19 + -3'P_26_20 + -3'P_26_21 + -2'P_26_22 + -2'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_27_8 + -2'P_27_9 + -3'P_27_10 + -3'P_27_11 + -3'P_27_12 + -3'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -3'P_27_17 + -3'P_27_18 + -3'P_27_19 + -3'P_27_20 + -2'P_27_21 + -2'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_28_8 + -2'P_28_9 + -2'P_28_10 + -2'P_28_11 + -2'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -2'P_28_18 + -2'P_28_19 + -2'P_28_20 + -2'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'cX_9 + -2'cX_10 + -3'cX_11 + -4'cX_12 + -5'cX_13 + -6'cX_14 + -7'cX_15 + -8'cX_16 + -9'cX_17 + -10'cX_18 + -11'cX_19 + -12'cX_20 + -13'cX_21 + -14'cX_22 + -15'cX_23 + -16'cX_24 + -17'cX_25 + -18'cX_26 + -19'cX_27 + -20'cX_28 + -21'cX_29 + -1'cY_8 + -2'cY_9 + -3'cY_10 + -4'cY_11 + -5'cY_12 + -6'cY_13 + -7'cY_14 + -8'cY_15 + -9'cY_16 + -10'cY_17 + -11'cY_18 + -12'cY_19 + -13'cY_20 + -14'cY_21 + -15'cY_22 + -16'cY_23 + -17'cY_24 + -18'cY_25 + -19'cY_26 + -20'cY_27 + -21'cY_28 + -22'cY_29 + 12'L_0 + 11'L_1 + 11'L_2 + 10'L_3 + 10'L_4 + 9'L_5 + 9'L_6 + 8'L_7 + 8'L_8 + 7'L_9 + 7'L_10 + 6'L_11 + 6'L_12 + 5'L_13 + 5'L_14 + 4'L_15 + 4'L_16 + 3'L_17 + 3'L_18 + 2'L_19 + 2'L_20 + L_21 + L_22 + L_38 + L_39 + 2'L_40 + 2'L_41 + 3'L_42 + 3'L_43 + 4'L_44 + 4'L_45 + 5'L_46 + 5'L_47 + 6'L_48 + 6'L_49 + 7'L_50 + 7'L_51 + 8'L_52 + 8'L_53 + 9'L_54 + 9'L_55 + 10'L_56 + 10'L_57 + 11'L_58 + R_11 + R_12 + 2'R_13 + 2'R_14 + 3'R_15 + 3'R_16 + 4'R_17 + 4'R_18 + 5'R_19 + 5'R_20 + 6'R_21 + 6'R_22 + 7'R_23 + 7'R_24 + 8'R_25 + 8'R_26 + 9'R_27 + 9'R_28 + 10'R_29 + 10'R_30 + 11'R_31 + 11'R_32 + 12'R_33 + 12'R_34 + 13'R_35 + 13'R_36 + 14'R_37 + 14'R_38 + 16'R_39 + 17'R_40 + 19'R_41 + 20'R_42 + 22'R_43 + 23'R_44 + 25'R_45 + 26'R_46 + 28'R_47 + 29'R_48 + 31'R_49 + 32'R_50 + 34'R_51 + 35'R_52 + 37'R_53 + 38'R_54 + 39'R_55 + 40'R_56 + 41'R_57 + 42'R_58 + 43'R_59 = 628
invariant :P_0_15 + P_3_15 + P_4_14 + P_4_15 + P_4_16 + P_5_13 + P_5_14 + 2'P_5_15 + P_5_16 + P_5_17 + P_6_12 + P_6_13 + 2'P_6_14 + 2'P_6_15 + 2'P_6_16 + P_6_17 + P_6_18 + P_7_11 + P_7_12 + 2'P_7_13 + 2'P_7_14 + 3'P_7_15 + 2'P_7_16 + 2'P_7_17 + P_7_18 + P_7_19 + P_8_10 + P_8_11 + 2'P_8_12 + 2'P_8_13 + 3'P_8_14 + 3'P_8_15 + 3'P_8_16 + 2'P_8_17 + 2'P_8_18 + P_8_19 + P_8_20 + P_9_9 + P_9_10 + 2'P_9_11 + 2'P_9_12 + 3'P_9_13 + 3'P_9_14 + 4'P_9_15 + 3'P_9_16 + 3'P_9_17 + 2'P_9_18 + 2'P_9_19 + P_9_20 + P_9_21 + P_10_8 + P_10_9 + 2'P_10_10 + 2'P_10_11 + 3'P_10_12 + 3'P_10_13 + 4'P_10_14 + 4'P_10_15 + 4'P_10_16 + 3'P_10_17 + 3'P_10_18 + 2'P_10_19 + 2'P_10_20 + P_10_21 + P_10_22 + P_11_7 + P_11_8 + 2'P_11_9 + 2'P_11_10 + 3'P_11_11 + 3'P_11_12 + 4'P_11_13 + 4'P_11_14 + 5'P_11_15 + 4'P_11_16 + 4'P_11_17 + 3'P_11_18 + 3'P_11_19 + 2'P_11_20 + 2'P_11_21 + P_11_22 + P_11_23 + P_12_6 + P_12_7 + 2'P_12_8 + 2'P_12_9 + 3'P_12_10 + 3'P_12_11 + 4'P_12_12 + 4'P_12_13 + 5'P_12_14 + 5'P_12_15 + 5'P_12_16 + 4'P_12_17 + 4'P_12_18 + 3'P_12_19 + 3'P_12_20 + 2'P_12_21 + 2'P_12_22 + P_12_23 + P_12_24 + P_13_5 + P_13_6 + 2'P_13_7 + 2'P_13_8 + 3'P_13_9 + 3'P_13_10 + 4'P_13_11 + 4'P_13_12 + 5'P_13_13 + 5'P_13_14 + 6'P_13_15 + 5'P_13_16 + 5'P_13_17 + 4'P_13_18 + 4'P_13_19 + 3'P_13_20 + 3'P_13_21 + 2'P_13_22 + 2'P_13_23 + P_13_24 + P_13_25 + P_14_4 + P_14_5 + 2'P_14_6 + 2'P_14_7 + 3'P_14_8 + 3'P_14_9 + 4'P_14_10 + 4'P_14_11 + 5'P_14_12 + 5'P_14_13 + 6'P_14_14 + 6'P_14_15 + 6'P_14_16 + 5'P_14_17 + 5'P_14_18 + 4'P_14_19 + 4'P_14_20 + 3'P_14_21 + 3'P_14_22 + 2'P_14_23 + 2'P_14_24 + P_14_25 + P_14_26 + P_15_3 + P_15_4 + 2'P_15_5 + 2'P_15_6 + 3'P_15_7 + 3'P_15_8 + 4'P_15_9 + 4'P_15_10 + 5'P_15_11 + 5'P_15_12 + 6'P_15_13 + 6'P_15_14 + 7'P_15_15 + 6'P_15_16 + 6'P_15_17 + 5'P_15_18 + 5'P_15_19 + 4'P_15_20 + 4'P_15_21 + 3'P_15_22 + 3'P_15_23 + 2'P_15_24 + 2'P_15_25 + P_15_26 + P_15_27 + P_16_2 + P_16_3 + 2'P_16_4 + 2'P_16_5 + 3'P_16_6 + 3'P_16_7 + 4'P_16_8 + 4'P_16_9 + 5'P_16_10 + 5'P_16_11 + 6'P_16_12 + 6'P_16_13 + 7'P_16_14 + 7'P_16_15 + 7'P_16_16 + 6'P_16_17 + 6'P_16_18 + 5'P_16_19 + 5'P_16_20 + 4'P_16_21 + 4'P_16_22 + 3'P_16_23 + 3'P_16_24 + 2'P_16_25 + 2'P_16_26 + P_16_27 + P_16_28 + P_17_3 + P_17_4 + 2'P_17_5 + 2'P_17_6 + 3'P_17_7 + 3'P_17_8 + 4'P_17_9 + 4'P_17_10 + 5'P_17_11 + 5'P_17_12 + 6'P_17_13 + 6'P_17_14 + 7'P_17_15 + 6'P_17_16 + 6'P_17_17 + 5'P_17_18 + 5'P_17_19 + 4'P_17_20 + 4'P_17_21 + 3'P_17_22 + 3'P_17_23 + 2'P_17_24 + 2'P_17_25 + P_17_26 + P_17_27 + P_18_4 + P_18_5 + 2'P_18_6 + 2'P_18_7 + 3'P_18_8 + 3'P_18_9 + 4'P_18_10 + 4'P_18_11 + 5'P_18_12 + 5'P_18_13 + 6'P_18_14 + 6'P_18_15 + 6'P_18_16 + 5'P_18_17 + 5'P_18_18 + 4'P_18_19 + 4'P_18_20 + 3'P_18_21 + 3'P_18_22 + 2'P_18_23 + 2'P_18_24 + P_18_25 + P_18_26 + P_19_5 + P_19_6 + 2'P_19_7 + 2'P_19_8 + 3'P_19_9 + 3'P_19_10 + 4'P_19_11 + 4'P_19_12 + 5'P_19_13 + 5'P_19_14 + 6'P_19_15 + 5'P_19_16 + 5'P_19_17 + 4'P_19_18 + 4'P_19_19 + 3'P_19_20 + 3'P_19_21 + 2'P_19_22 + 2'P_19_23 + P_19_24 + P_19_25 + P_20_6 + P_20_7 + 2'P_20_8 + 2'P_20_9 + 3'P_20_10 + 3'P_20_11 + 4'P_20_12 + 4'P_20_13 + 5'P_20_14 + 5'P_20_15 + 5'P_20_16 + 4'P_20_17 + 4'P_20_18 + 3'P_20_19 + 3'P_20_20 + 2'P_20_21 + 2'P_20_22 + P_20_23 + P_20_24 + P_21_7 + P_21_8 + 2'P_21_9 + 2'P_21_10 + 3'P_21_11 + 3'P_21_12 + 4'P_21_13 + 4'P_21_14 + 5'P_21_15 + 4'P_21_16 + 4'P_21_17 + 3'P_21_18 + 3'P_21_19 + 2'P_21_20 + 2'P_21_21 + P_21_22 + P_21_23 + P_22_8 + P_22_9 + 2'P_22_10 + 2'P_22_11 + 3'P_22_12 + 3'P_22_13 + 4'P_22_14 + 4'P_22_15 + 4'P_22_16 + 3'P_22_17 + 3'P_22_18 + 2'P_22_19 + 2'P_22_20 + P_22_21 + P_22_22 + P_23_9 + P_23_10 + 2'P_23_11 + 2'P_23_12 + 3'P_23_13 + 3'P_23_14 + 4'P_23_15 + 3'P_23_16 + 3'P_23_17 + 2'P_23_18 + 2'P_23_19 + P_23_20 + P_23_21 + P_24_10 + P_24_11 + 2'P_24_12 + 2'P_24_13 + 3'P_24_14 + 3'P_24_15 + 3'P_24_16 + 2'P_24_17 + 2'P_24_18 + P_24_19 + P_24_20 + P_25_11 + P_25_12 + 2'P_25_13 + 2'P_25_14 + 3'P_25_15 + 2'P_25_16 + 2'P_25_17 + P_25_18 + P_25_19 + P_26_12 + P_26_13 + 2'P_26_14 + 2'P_26_15 + 2'P_26_16 + P_26_17 + P_26_18 + P_27_13 + P_27_14 + 2'P_27_15 + P_27_16 + P_27_17 + P_28_14 + P_28_15 + P_28_16 + P_29_15 + -1'cX_17 + -2'cX_18 + -3'cX_19 + -4'cX_20 + -5'cX_21 + -6'cX_22 + -7'cX_23 + -8'cX_24 + -9'cX_25 + -10'cX_26 + -11'cX_27 + -12'cX_28 + -13'cX_29 + -1'cY_16 + -2'cY_17 + -3'cY_18 + -4'cY_19 + -5'cY_20 + -6'cY_21 + -7'cY_22 + -8'cY_23 + -9'cY_24 + -10'cY_25 + -11'cY_26 + -12'cY_27 + -13'cY_28 + -14'cY_29 + 8'L_0 + 7'L_1 + 7'L_2 + 6'L_3 + 6'L_4 + 5'L_5 + 5'L_6 + 4'L_7 + 4'L_8 + 3'L_9 + 3'L_10 + 2'L_11 + 2'L_12 + L_13 + L_14 + L_46 + L_47 + 2'L_48 + 2'L_49 + 3'L_50 + 3'L_51 + 4'L_52 + 4'L_53 + 5'L_54 + 5'L_55 + 6'L_56 + 6'L_57 + 7'L_58 + R_19 + R_20 + 2'R_21 + 2'R_22 + 3'R_23 + 3'R_24 + 4'R_25 + 4'R_26 + 5'R_27 + 5'R_28 + 6'R_29 + 6'R_30 + 7'R_31 + 7'R_32 + 8'R_33 + 8'R_34 + 9'R_35 + 9'R_36 + 10'R_37 + 10'R_38 + 11'R_39 + 11'R_40 + 12'R_41 + 12'R_42 + 13'R_43 + 13'R_44 + 14'R_45 + 14'R_46 + 15'R_47 + 16'R_48 + 17'R_49 + 18'R_50 + 19'R_51 + 20'R_52 + 21'R_53 + 22'R_54 + 23'R_55 + 24'R_56 + 25'R_57 + 26'R_58 + 27'R_59 = 400
invariant :P_0_16 + P_3_16 + P_4_15 + P_4_16 + P_4_17 + P_5_14 + P_5_15 + 2'P_5_16 + P_5_17 + P_5_18 + P_6_13 + P_6_14 + 2'P_6_15 + 2'P_6_16 + 2'P_6_17 + P_6_18 + P_6_19 + P_7_12 + P_7_13 + 2'P_7_14 + 2'P_7_15 + 3'P_7_16 + 2'P_7_17 + 2'P_7_18 + P_7_19 + P_7_20 + P_8_11 + P_8_12 + 2'P_8_13 + 2'P_8_14 + 3'P_8_15 + 3'P_8_16 + 3'P_8_17 + 2'P_8_18 + 2'P_8_19 + P_8_20 + P_8_21 + P_9_10 + P_9_11 + 2'P_9_12 + 2'P_9_13 + 3'P_9_14 + 3'P_9_15 + 4'P_9_16 + 3'P_9_17 + 3'P_9_18 + 2'P_9_19 + 2'P_9_20 + P_9_21 + P_9_22 + P_10_9 + P_10_10 + 2'P_10_11 + 2'P_10_12 + 3'P_10_13 + 3'P_10_14 + 4'P_10_15 + 4'P_10_16 + 4'P_10_17 + 3'P_10_18 + 3'P_10_19 + 2'P_10_20 + 2'P_10_21 + P_10_22 + P_10_23 + P_11_8 + P_11_9 + 2'P_11_10 + 2'P_11_11 + 3'P_11_12 + 3'P_11_13 + 4'P_11_14 + 4'P_11_15 + 5'P_11_16 + 4'P_11_17 + 4'P_11_18 + 3'P_11_19 + 3'P_11_20 + 2'P_11_21 + 2'P_11_22 + P_11_23 + P_11_24 + P_12_7 + P_12_8 + 2'P_12_9 + 2'P_12_10 + 3'P_12_11 + 3'P_12_12 + 4'P_12_13 + 4'P_12_14 + 5'P_12_15 + 5'P_12_16 + 5'P_12_17 + 4'P_12_18 + 4'P_12_19 + 3'P_12_20 + 3'P_12_21 + 2'P_12_22 + 2'P_12_23 + P_12_24 + P_12_25 + P_13_6 + P_13_7 + 2'P_13_8 + 2'P_13_9 + 3'P_13_10 + 3'P_13_11 + 4'P_13_12 + 4'P_13_13 + 5'P_13_14 + 5'P_13_15 + 6'P_13_16 + 5'P_13_17 + 5'P_13_18 + 4'P_13_19 + 4'P_13_20 + 3'P_13_21 + 3'P_13_22 + 2'P_13_23 + 2'P_13_24 + P_13_25 + P_13_26 + P_14_5 + P_14_6 + 2'P_14_7 + 2'P_14_8 + 3'P_14_9 + 3'P_14_10 + 4'P_14_11 + 4'P_14_12 + 5'P_14_13 + 5'P_14_14 + 6'P_14_15 + 6'P_14_16 + 6'P_14_17 + 5'P_14_18 + 5'P_14_19 + 4'P_14_20 + 4'P_14_21 + 3'P_14_22 + 3'P_14_23 + 2'P_14_24 + 2'P_14_25 + P_14_26 + P_14_27 + P_15_4 + P_15_5 + 2'P_15_6 + 2'P_15_7 + 3'P_15_8 + 3'P_15_9 + 4'P_15_10 + 4'P_15_11 + 5'P_15_12 + 5'P_15_13 + 6'P_15_14 + 6'P_15_15 + 7'P_15_16 + 6'P_15_17 + 6'P_15_18 + 5'P_15_19 + 5'P_15_20 + 4'P_15_21 + 4'P_15_22 + 3'P_15_23 + 3'P_15_24 + 2'P_15_25 + 2'P_15_26 + P_15_27 + P_15_28 + P_16_3 + P_16_4 + 2'P_16_5 + 2'P_16_6 + 3'P_16_7 + 3'P_16_8 + 4'P_16_9 + 4'P_16_10 + 5'P_16_11 + 5'P_16_12 + 6'P_16_13 + 6'P_16_14 + 7'P_16_15 + 7'P_16_16 + 7'P_16_17 + 6'P_16_18 + 6'P_16_19 + 5'P_16_20 + 5'P_16_21 + 4'P_16_22 + 4'P_16_23 + 3'P_16_24 + 3'P_16_25 + 2'P_16_26 + 2'P_16_27 + P_16_28 + P_17_2 + P_17_3 + 2'P_17_4 + 2'P_17_5 + 3'P_17_6 + 3'P_17_7 + 4'P_17_8 + 4'P_17_9 + 5'P_17_10 + 5'P_17_11 + 6'P_17_12 + 6'P_17_13 + 7'P_17_14 + 7'P_17_15 + 8'P_17_16 + 7'P_17_17 + 7'P_17_18 + 6'P_17_19 + 6'P_17_20 + 5'P_17_21 + 5'P_17_22 + 4'P_17_23 + 4'P_17_24 + 3'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_3 + P_18_4 + 2'P_18_5 + 2'P_18_6 + 3'P_18_7 + 3'P_18_8 + 4'P_18_9 + 4'P_18_10 + 5'P_18_11 + 5'P_18_12 + 6'P_18_13 + 6'P_18_14 + 7'P_18_15 + 7'P_18_16 + 7'P_18_17 + 6'P_18_18 + 6'P_18_19 + 5'P_18_20 + 5'P_18_21 + 4'P_18_22 + 4'P_18_23 + 3'P_18_24 + 3'P_18_25 + 2'P_18_26 + P_18_27 + P_19_4 + P_19_5 + 2'P_19_6 + 2'P_19_7 + 3'P_19_8 + 3'P_19_9 + 4'P_19_10 + 4'P_19_11 + 5'P_19_12 + 5'P_19_13 + 6'P_19_14 + 6'P_19_15 + 7'P_19_16 + 6'P_19_17 + 6'P_19_18 + 5'P_19_19 + 5'P_19_20 + 4'P_19_21 + 4'P_19_22 + 3'P_19_23 + 3'P_19_24 + 2'P_19_25 + P_19_26 + P_20_5 + P_20_6 + 2'P_20_7 + 2'P_20_8 + 3'P_20_9 + 3'P_20_10 + 4'P_20_11 + 4'P_20_12 + 5'P_20_13 + 5'P_20_14 + 6'P_20_15 + 6'P_20_16 + 6'P_20_17 + 5'P_20_18 + 5'P_20_19 + 4'P_20_20 + 4'P_20_21 + 3'P_20_22 + 3'P_20_23 + 2'P_20_24 + P_20_25 + P_21_6 + P_21_7 + 2'P_21_8 + 2'P_21_9 + 3'P_21_10 + 3'P_21_11 + 4'P_21_12 + 4'P_21_13 + 5'P_21_14 + 5'P_21_15 + 6'P_21_16 + 5'P_21_17 + 5'P_21_18 + 4'P_21_19 + 4'P_21_20 + 3'P_21_21 + 3'P_21_22 + 2'P_21_23 + P_21_24 + P_22_7 + P_22_8 + 2'P_22_9 + 2'P_22_10 + 3'P_22_11 + 3'P_22_12 + 4'P_22_13 + 4'P_22_14 + 5'P_22_15 + 5'P_22_16 + 5'P_22_17 + 4'P_22_18 + 4'P_22_19 + 3'P_22_20 + 3'P_22_21 + 2'P_22_22 + P_22_23 + P_23_8 + P_23_9 + 2'P_23_10 + 2'P_23_11 + 3'P_23_12 + 3'P_23_13 + 4'P_23_14 + 4'P_23_15 + 5'P_23_16 + 4'P_23_17 + 4'P_23_18 + 3'P_23_19 + 3'P_23_20 + 2'P_23_21 + P_23_22 + P_24_9 + P_24_10 + 2'P_24_11 + 2'P_24_12 + 3'P_24_13 + 3'P_24_14 + 4'P_24_15 + 4'P_24_16 + 4'P_24_17 + 3'P_24_18 + 3'P_24_19 + 2'P_24_20 + P_24_21 + P_25_10 + P_25_11 + 2'P_25_12 + 2'P_25_13 + 3'P_25_14 + 3'P_25_15 + 4'P_25_16 + 3'P_25_17 + 3'P_25_18 + 2'P_25_19 + P_25_20 + P_26_11 + P_26_12 + 2'P_26_13 + 2'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 2'P_26_18 + P_26_19 + P_27_12 + P_27_13 + 2'P_27_14 + 2'P_27_15 + 3'P_27_16 + 2'P_27_17 + P_27_18 + P_28_13 + P_28_14 + 2'P_28_15 + 2'P_28_16 + P_28_17 + P_29_14 + P_29_15 + P_29_16 + -1'cX_18 + -2'cX_19 + -3'cX_20 + -4'cX_21 + -5'cX_22 + -6'cX_23 + -7'cX_24 + -8'cX_25 + -9'cX_26 + -10'cX_27 + -11'cX_28 + -12'cX_29 + -1'cY_17 + -2'cY_18 + -3'cY_19 + -4'cY_20 + -5'cY_21 + -6'cY_22 + -7'cY_23 + -8'cY_24 + -9'cY_25 + -10'cY_26 + -11'cY_27 + -12'cY_28 + -13'cY_29 + 7'L_0 + 7'L_1 + 6'L_2 + 6'L_3 + 5'L_4 + 5'L_5 + 4'L_6 + 4'L_7 + 3'L_8 + 3'L_9 + 2'L_10 + 2'L_11 + L_12 + L_13 + L_47 + L_48 + 2'L_49 + 2'L_50 + 3'L_51 + 3'L_52 + 4'L_53 + 4'L_54 + 5'L_55 + 5'L_56 + 6'L_57 + 6'L_58 + R_20 + R_21 + 2'R_22 + 2'R_23 + 3'R_24 + 3'R_25 + 4'R_26 + 4'R_27 + 5'R_28 + 5'R_29 + 6'R_30 + 6'R_31 + 7'R_32 + 7'R_33 + 8'R_34 + 8'R_35 + 9'R_36 + 9'R_37 + 10'R_38 + 10'R_39 + 11'R_40 + 11'R_41 + 12'R_42 + 12'R_43 + 13'R_44 + 13'R_45 + 13'R_46 + 13'R_47 + 14'R_48 + 15'R_49 + 16'R_50 + 17'R_51 + 18'R_52 + 19'R_53 + 20'R_54 + 21'R_55 + 22'R_56 + 23'R_57 + 24'R_58 + 25'R_59 = 371
invariant :P_21_0 + -1'P_22_2 + -1'P_22_3 + -1'P_22_4 + -1'P_22_5 + -1'P_22_6 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_22_26 + -1'P_22_27 + -1'P_22_28 + -1'P_23_3 + -1'P_23_4 + -1'P_23_5 + -1'P_23_6 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_24_4 + -1'P_24_5 + -1'P_24_6 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_25_5 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 9
invariant :P_5_29 + P_6_28 + P_7_27 + P_8_26 + P_9_25 + P_10_24 + P_11_23 + P_12_22 + P_13_21 + P_14_20 + P_15_19 + P_16_18 + P_17_17 + P_18_16 + P_19_15 + P_20_14 + P_21_13 + P_22_12 + P_23_11 + P_24_10 + P_25_9 + P_26_8 + P_27_7 + P_28_6 + P_29_5 + R_35 = 1
invariant :P_2_10 + P_3_9 + P_3_10 + P_3_11 + P_4_8 + P_4_9 + 2'P_4_10 + P_4_11 + P_4_12 + P_5_7 + P_5_8 + 2'P_5_9 + 2'P_5_10 + 2'P_5_11 + P_5_12 + P_5_13 + P_6_6 + P_6_7 + 2'P_6_8 + 2'P_6_9 + 3'P_6_10 + 2'P_6_11 + 2'P_6_12 + P_6_13 + P_6_14 + P_7_5 + P_7_6 + 2'P_7_7 + 2'P_7_8 + 3'P_7_9 + 3'P_7_10 + 3'P_7_11 + 2'P_7_12 + 2'P_7_13 + P_7_14 + P_7_15 + P_8_4 + P_8_5 + 2'P_8_6 + 2'P_8_7 + 3'P_8_8 + 3'P_8_9 + 4'P_8_10 + 3'P_8_11 + 3'P_8_12 + 2'P_8_13 + 2'P_8_14 + P_8_15 + P_8_16 + P_9_3 + P_9_4 + 2'P_9_5 + 2'P_9_6 + 3'P_9_7 + 3'P_9_8 + 4'P_9_9 + 4'P_9_10 + 4'P_9_11 + 3'P_9_12 + 3'P_9_13 + 2'P_9_14 + 2'P_9_15 + P_9_16 + P_9_17 + P_10_2 + P_10_3 + 2'P_10_4 + 2'P_10_5 + 3'P_10_6 + 3'P_10_7 + 4'P_10_8 + 4'P_10_9 + 5'P_10_10 + 4'P_10_11 + 4'P_10_12 + 3'P_10_13 + 3'P_10_14 + 2'P_10_15 + 2'P_10_16 + P_10_17 + P_10_18 + P_11_3 + P_11_4 + 2'P_11_5 + 2'P_11_6 + 3'P_11_7 + 3'P_11_8 + 4'P_11_9 + 4'P_11_10 + 4'P_11_11 + 3'P_11_12 + 3'P_11_13 + 2'P_11_14 + 2'P_11_15 + P_11_16 + P_11_17 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_11_23 + -1'P_11_24 + -1'P_11_25 + -1'P_11_26 + -1'P_11_27 + -1'P_11_28 + P_12_4 + P_12_5 + 2'P_12_6 + 2'P_12_7 + 3'P_12_8 + 3'P_12_9 + 4'P_12_10 + 3'P_12_11 + 3'P_12_12 + 2'P_12_13 + 2'P_12_14 + P_12_15 + P_12_16 + -1'P_12_19 + -1'P_12_20 + -2'P_12_21 + -2'P_12_22 + -2'P_12_23 + -2'P_12_24 + -2'P_12_25 + -2'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_5 + P_13_6 + 2'P_13_7 + 2'P_13_8 + 3'P_13_9 + 3'P_13_10 + 3'P_13_11 + 2'P_13_12 + 2'P_13_13 + P_13_14 + P_13_15 + -1'P_13_18 + -1'P_13_19 + -2'P_13_20 + -2'P_13_21 + -3'P_13_22 + -3'P_13_23 + -3'P_13_24 + -3'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_6 + P_14_7 + 2'P_14_8 + 2'P_14_9 + 3'P_14_10 + 2'P_14_11 + 2'P_14_12 + P_14_13 + P_14_14 + -1'P_14_17 + -1'P_14_18 + -2'P_14_19 + -2'P_14_20 + -3'P_14_21 + -3'P_14_22 + -4'P_14_23 + -4'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_7 + P_15_8 + 2'P_15_9 + 2'P_15_10 + 2'P_15_11 + P_15_12 + P_15_13 + -1'P_15_16 + -1'P_15_17 + -2'P_15_18 + -2'P_15_19 + -3'P_15_20 + -3'P_15_21 + -4'P_15_22 + -4'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_8 + P_16_9 + 2'P_16_10 + P_16_11 + P_16_12 + -1'P_16_15 + -1'P_16_16 + -2'P_16_17 + -2'P_16_18 + -3'P_16_19 + -3'P_16_20 + -4'P_16_21 + -4'P_16_22 + -5'P_16_23 + -4'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_9 + P_17_10 + P_17_11 + -1'P_17_14 + -1'P_17_15 + -2'P_17_16 + -2'P_17_17 + -3'P_17_18 + -3'P_17_19 + -4'P_17_20 + -4'P_17_21 + -5'P_17_22 + -4'P_17_23 + -4'P_17_24 + -3'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_10 + -1'P_18_13 + -1'P_18_14 + -2'P_18_15 + -2'P_18_16 + -3'P_18_17 + -3'P_18_18 + -4'P_18_19 + -4'P_18_20 + -5'P_18_21 + -4'P_18_22 + -4'P_18_23 + -3'P_18_24 + -3'P_18_25 + -2'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_12 + -1'P_19_13 + -2'P_19_14 + -2'P_19_15 + -3'P_19_16 + -3'P_19_17 + -4'P_19_18 + -4'P_19_19 + -5'P_19_20 + -4'P_19_21 + -4'P_19_22 + -3'P_19_23 + -3'P_19_24 + -2'P_19_25 + -2'P_19_26 + -1'P_19_27 + -1'P_19_28 + -1'P_20_11 + -1'P_20_12 + -2'P_20_13 + -2'P_20_14 + -3'P_20_15 + -3'P_20_16 + -4'P_20_17 + -4'P_20_18 + -5'P_20_19 + -4'P_20_20 + -4'P_20_21 + -3'P_20_22 + -3'P_20_23 + -2'P_20_24 + -2'P_20_25 + -1'P_20_26 + -1'P_20_27 + -1'P_21_11 + -2'P_21_12 + -2'P_21_13 + -3'P_21_14 + -3'P_21_15 + -4'P_21_16 + -4'P_21_17 + -5'P_21_18 + -4'P_21_19 + -4'P_21_20 + -3'P_21_21 + -3'P_21_22 + -2'P_21_23 + -2'P_21_24 + -1'P_21_25 + -1'P_21_26 + -1'P_22_11 + -2'P_22_12 + -3'P_22_13 + -3'P_22_14 + -4'P_22_15 + -4'P_22_16 + -5'P_22_17 + -4'P_22_18 + -4'P_22_19 + -3'P_22_20 + -3'P_22_21 + -2'P_22_22 + -2'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_23_11 + -2'P_23_12 + -3'P_23_13 + -4'P_23_14 + -4'P_23_15 + -5'P_23_16 + -4'P_23_17 + -4'P_23_18 + -3'P_23_19 + -3'P_23_20 + -2'P_23_21 + -2'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_24_11 + -2'P_24_12 + -3'P_24_13 + -4'P_24_14 + -5'P_24_15 + -4'P_24_16 + -4'P_24_17 + -3'P_24_18 + -3'P_24_19 + -2'P_24_20 + -2'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_25_11 + -2'P_25_12 + -3'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -3'P_25_17 + -3'P_25_18 + -2'P_25_19 + -2'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_26_11 + -2'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -2'P_26_18 + -2'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'cX_11 + -2'cX_12 + -3'cX_13 + -4'cX_14 + -5'cX_15 + -6'cX_16 + -7'cX_17 + -8'cX_18 + -9'cX_19 + -10'cX_20 + -11'cX_21 + -12'cX_22 + -13'cX_23 + -14'cX_24 + -15'cX_25 + -16'cX_26 + -17'cX_27 + -18'cX_28 + -19'cX_29 + -1'cY_11 + -2'cY_12 + -3'cY_13 + -4'cY_14 + -5'cY_15 + -6'cY_16 + -7'cY_17 + -8'cY_18 + -9'cY_19 + -10'cY_20 + -11'cY_21 + -12'cY_22 + -13'cY_23 + -14'cY_24 + -15'cY_25 + -16'cY_26 + -17'cY_27 + -18'cY_28 + -19'cY_29 + 10'L_0 + 9'L_1 + 9'L_2 + 8'L_3 + 8'L_4 + 7'L_5 + 7'L_6 + 6'L_7 + 6'L_8 + 5'L_9 + 5'L_10 + 4'L_11 + 4'L_12 + 3'L_13 + 3'L_14 + 2'L_15 + 2'L_16 + L_17 + L_18 + L_40 + L_41 + 2'L_42 + 2'L_43 + 3'L_44 + 3'L_45 + 4'L_46 + 4'L_47 + 5'L_48 + 5'L_49 + 6'L_50 + 6'L_51 + 7'L_52 + 7'L_53 + 8'L_54 + 8'L_55 + 9'L_56 + 9'L_57 + 10'L_58 + R_13 + R_14 + 2'R_15 + 2'R_16 + 3'R_17 + 3'R_18 + 4'R_19 + 4'R_20 + 5'R_21 + 5'R_22 + 6'R_23 + 6'R_24 + 7'R_25 + 7'R_26 + 8'R_27 + 8'R_28 + 9'R_29 + 9'R_30 + 10'R_31 + 10'R_32 + 11'R_33 + 11'R_34 + 12'R_35 + 12'R_36 + 13'R_37 + 13'R_38 + 14'R_39 + 14'R_40 + 16'R_41 + 17'R_42 + 19'R_43 + 20'R_44 + 22'R_45 + 23'R_46 + 25'R_47 + 26'R_48 + 28'R_49 + 29'R_50 + 30'R_51 + 31'R_52 + 32'R_53 + 33'R_54 + 34'R_55 + 35'R_56 + 36'R_57 + 37'R_58 + 38'R_59 = 561
invariant :cY_0 + -1'cY_2 + -2'cY_3 + -3'cY_4 + -4'cY_5 + -5'cY_6 + -6'cY_7 + -7'cY_8 + -8'cY_9 + -9'cY_10 + -10'cY_11 + -11'cY_12 + -12'cY_13 + -13'cY_14 + -14'cY_15 + -15'cY_16 + -16'cY_17 + -17'cY_18 + -18'cY_19 + -19'cY_20 + -20'cY_21 + -21'cY_22 + -22'cY_23 + -23'cY_24 + -24'cY_25 + -25'cY_26 + -26'cY_27 + -27'cY_28 + -28'cY_29 + 14'L_0 + 14'L_1 + 13'L_2 + 13'L_3 + 12'L_4 + 12'L_5 + 11'L_6 + 11'L_7 + 10'L_8 + 10'L_9 + 9'L_10 + 9'L_11 + 8'L_12 + 8'L_13 + 7'L_14 + 7'L_15 + 6'L_16 + 6'L_17 + 5'L_18 + 5'L_19 + 4'L_20 + 4'L_21 + 3'L_22 + 3'L_23 + 2'L_24 + 2'L_25 + L_26 + L_27 + -1'L_30 + -1'L_31 + -2'L_32 + -2'L_33 + -3'L_34 + -3'L_35 + -4'L_36 + -4'L_37 + -5'L_38 + -5'L_39 + -6'L_40 + -6'L_41 + -7'L_42 + -7'L_43 + -8'L_44 + -8'L_45 + -9'L_46 + -9'L_47 + -10'L_48 + -10'L_49 + -11'L_50 + -11'L_51 + -12'L_52 + -12'L_53 + -13'L_54 + -13'L_55 + -14'L_56 + -14'L_57 + -15'L_58 + -1'R_1 + R_4 + R_5 + 2'R_6 + 2'R_7 + 3'R_8 + 3'R_9 + 4'R_10 + 4'R_11 + 5'R_12 + 5'R_13 + 6'R_14 + 6'R_15 + 7'R_16 + 7'R_17 + 8'R_18 + 8'R_19 + 9'R_20 + 9'R_21 + 10'R_22 + 10'R_23 + 11'R_24 + 11'R_25 + 12'R_26 + 12'R_27 + 13'R_28 + 13'R_29 + 14'R_30 + 14'R_31 + 15'R_32 + 15'R_33 + 16'R_34 + 16'R_35 + 17'R_36 + 17'R_37 + 18'R_38 + 18'R_39 + 19'R_40 + 19'R_41 + 20'R_42 + 20'R_43 + 21'R_44 + 21'R_45 + 22'R_46 + 22'R_47 + 23'R_48 + 23'R_49 + 24'R_50 + 24'R_51 + 25'R_52 + 25'R_53 + 26'R_54 + 26'R_55 + 27'R_56 + 27'R_57 + 28'R_58 + 28'R_59 = 391
invariant :P_0_23 + P_3_23 + P_4_22 + P_4_23 + P_4_24 + P_5_21 + P_5_22 + 2'P_5_23 + P_5_24 + P_5_25 + P_6_20 + P_6_21 + 2'P_6_22 + 2'P_6_23 + 2'P_6_24 + P_6_25 + P_6_26 + P_7_19 + P_7_20 + 2'P_7_21 + 2'P_7_22 + 3'P_7_23 + 2'P_7_24 + 2'P_7_25 + P_7_26 + P_7_27 + P_8_18 + P_8_19 + 2'P_8_20 + 2'P_8_21 + 3'P_8_22 + 3'P_8_23 + 3'P_8_24 + 2'P_8_25 + 2'P_8_26 + P_8_27 + P_8_28 + P_9_17 + P_9_18 + 2'P_9_19 + 2'P_9_20 + 3'P_9_21 + 3'P_9_22 + 4'P_9_23 + 3'P_9_24 + 3'P_9_25 + 2'P_9_26 + 2'P_9_27 + P_9_28 + P_10_16 + P_10_17 + 2'P_10_18 + 2'P_10_19 + 3'P_10_20 + 3'P_10_21 + 4'P_10_22 + 4'P_10_23 + 4'P_10_24 + 3'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_15 + P_11_16 + 2'P_11_17 + 2'P_11_18 + 3'P_11_19 + 3'P_11_20 + 4'P_11_21 + 4'P_11_22 + 5'P_11_23 + 4'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_14 + P_12_15 + 2'P_12_16 + 2'P_12_17 + 3'P_12_18 + 3'P_12_19 + 4'P_12_20 + 4'P_12_21 + 5'P_12_22 + 5'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_13 + P_13_14 + 2'P_13_15 + 2'P_13_16 + 3'P_13_17 + 3'P_13_18 + 4'P_13_19 + 4'P_13_20 + 5'P_13_21 + 5'P_13_22 + 6'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_12 + P_14_13 + 2'P_14_14 + 2'P_14_15 + 3'P_14_16 + 3'P_14_17 + 4'P_14_18 + 4'P_14_19 + 5'P_14_20 + 5'P_14_21 + 6'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_11 + P_15_12 + 2'P_15_13 + 2'P_15_14 + 3'P_15_15 + 3'P_15_16 + 4'P_15_17 + 4'P_15_18 + 5'P_15_19 + 5'P_15_20 + 6'P_15_21 + 6'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_10 + P_16_11 + 2'P_16_12 + 2'P_16_13 + 3'P_16_14 + 3'P_16_15 + 4'P_16_16 + 4'P_16_17 + 5'P_16_18 + 5'P_16_19 + 6'P_16_20 + 6'P_16_21 + 6'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_9 + P_17_10 + 2'P_17_11 + 2'P_17_12 + 3'P_17_13 + 3'P_17_14 + 4'P_17_15 + 4'P_17_16 + 5'P_17_17 + 5'P_17_18 + 6'P_17_19 + 6'P_17_20 + 6'P_17_21 + 6'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_8 + P_18_9 + 2'P_18_10 + 2'P_18_11 + 3'P_18_12 + 3'P_18_13 + 4'P_18_14 + 4'P_18_15 + 5'P_18_16 + 5'P_18_17 + 6'P_18_18 + 6'P_18_19 + 6'P_18_20 + 6'P_18_21 + 6'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_7 + P_19_8 + 2'P_19_9 + 2'P_19_10 + 3'P_19_11 + 3'P_19_12 + 4'P_19_13 + 4'P_19_14 + 5'P_19_15 + 5'P_19_16 + 6'P_19_17 + 6'P_19_18 + 6'P_19_19 + 6'P_19_20 + 6'P_19_21 + 6'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_6 + P_20_7 + 2'P_20_8 + 2'P_20_9 + 3'P_20_10 + 3'P_20_11 + 4'P_20_12 + 4'P_20_13 + 5'P_20_14 + 5'P_20_15 + 6'P_20_16 + 6'P_20_17 + 6'P_20_18 + 6'P_20_19 + 6'P_20_20 + 6'P_20_21 + 6'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_5 + P_21_6 + 2'P_21_7 + 2'P_21_8 + 3'P_21_9 + 3'P_21_10 + 4'P_21_11 + 4'P_21_12 + 5'P_21_13 + 5'P_21_14 + 6'P_21_15 + 6'P_21_16 + 6'P_21_17 + 6'P_21_18 + 6'P_21_19 + 6'P_21_20 + 6'P_21_21 + 6'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_4 + P_22_5 + 2'P_22_6 + 2'P_22_7 + 3'P_22_8 + 3'P_22_9 + 4'P_22_10 + 4'P_22_11 + 5'P_22_12 + 5'P_22_13 + 6'P_22_14 + 6'P_22_15 + 6'P_22_16 + 6'P_22_17 + 6'P_22_18 + 6'P_22_19 + 6'P_22_20 + 6'P_22_21 + 6'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_3 + P_23_4 + 2'P_23_5 + 2'P_23_6 + 3'P_23_7 + 3'P_23_8 + 4'P_23_9 + 4'P_23_10 + 5'P_23_11 + 5'P_23_12 + 6'P_23_13 + 6'P_23_14 + 6'P_23_15 + 6'P_23_16 + 6'P_23_17 + 6'P_23_18 + 6'P_23_19 + 6'P_23_20 + 6'P_23_21 + 6'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_2 + P_24_3 + 2'P_24_4 + 2'P_24_5 + 3'P_24_6 + 3'P_24_7 + 4'P_24_8 + 4'P_24_9 + 5'P_24_10 + 5'P_24_11 + 6'P_24_12 + 6'P_24_13 + 6'P_24_14 + 6'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 6'P_24_20 + 6'P_24_21 + 6'P_24_22 + 6'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_3 + P_25_4 + 2'P_25_5 + 2'P_25_6 + 3'P_25_7 + 3'P_25_8 + 4'P_25_9 + 4'P_25_10 + 5'P_25_11 + 5'P_25_12 + 5'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 5'P_25_21 + 5'P_25_22 + 5'P_25_23 + 4'P_25_24 + 3'P_25_25 + 2'P_25_26 + P_25_27 + P_26_4 + P_26_5 + 2'P_26_6 + 2'P_26_7 + 3'P_26_8 + 3'P_26_9 + 4'P_26_10 + 4'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 4'P_26_22 + 4'P_26_23 + 3'P_26_24 + 2'P_26_25 + P_26_26 + P_27_5 + P_27_6 + 2'P_27_7 + 2'P_27_8 + 3'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 3'P_27_23 + 2'P_27_24 + P_27_25 + P_28_6 + P_28_7 + 2'P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + 2'P_28_23 + P_28_24 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + -1'cX_25 + -2'cX_26 + -3'cX_27 + -4'cX_28 + -5'cX_29 + -1'cY_24 + -2'cY_25 + -3'cY_26 + -4'cY_27 + -5'cY_28 + -6'cY_29 + 4'L_0 + 3'L_1 + 3'L_2 + 2'L_3 + 2'L_4 + L_5 + L_6 + L_54 + L_55 + 2'L_56 + 2'L_57 + 3'L_58 + R_27 + R_28 + 2'R_29 + 2'R_30 + 3'R_31 + 3'R_32 + 4'R_33 + 4'R_34 + 5'R_35 + 5'R_36 + 6'R_37 + 6'R_38 + 6'R_39 + 6'R_40 + 6'R_41 + 6'R_42 + 6'R_43 + 6'R_44 + 6'R_45 + 6'R_46 + 6'R_47 + 6'R_48 + 6'R_49 + 6'R_50 + 6'R_51 + 6'R_52 + 6'R_53 + 6'R_54 + 7'R_55 + 8'R_56 + 9'R_57 + 10'R_58 + 11'R_59 = 172
invariant :P_6_1 + P_6_2 + P_6_3 + P_6_4 + P_6_5 + P_6_6 + P_6_7 + P_6_8 + P_6_9 + P_6_10 + P_6_11 + P_6_12 + P_6_13 + P_6_14 + P_6_15 + P_6_16 + P_6_17 + P_6_18 + P_6_19 + P_6_20 + P_6_21 + P_6_22 + P_6_23 + P_6_24 + P_6_25 + P_6_26 + P_6_27 + P_6_28 + P_7_2 + P_7_3 + P_7_4 + P_7_5 + P_7_6 + P_7_7 + P_7_8 + P_7_9 + P_7_10 + P_7_11 + P_7_12 + P_7_13 + P_7_14 + P_7_15 + P_7_16 + P_7_17 + P_7_18 + P_7_19 + P_7_20 + P_7_21 + P_7_22 + P_7_23 + P_7_24 + P_7_25 + P_7_26 + P_7_27 + P_8_3 + P_8_4 + P_8_5 + P_8_6 + P_8_7 + P_8_8 + P_8_9 + P_8_10 + P_8_11 + P_8_12 + P_8_13 + P_8_14 + P_8_15 + P_8_16 + P_8_17 + P_8_18 + P_8_19 + P_8_20 + P_8_21 + P_8_22 + P_8_23 + P_8_24 + P_8_25 + P_8_26 + P_9_4 + P_9_5 + P_9_6 + P_9_7 + P_9_8 + P_9_9 + P_9_10 + P_9_11 + P_9_12 + P_9_13 + P_9_14 + P_9_15 + P_9_16 + P_9_17 + P_9_18 + P_9_19 + P_9_20 + P_9_21 + P_9_22 + P_9_23 + P_9_24 + P_9_25 + P_10_5 + P_10_6 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_19_14 + P_19_15 + -1'P_21_14 + -1'P_21_15 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + cX_6 + cX_7 + cX_8 + cX_9 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_35 + -1'L_36 + -1'L_37 + -1'L_38 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_36 + -1'R_37 + -1'R_38 + -1'R_39 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -24
invariant :P_4_0 + -1'P_5_2 + -1'P_5_3 + -1'P_5_4 + -1'P_5_5 + -1'P_5_6 + -1'P_5_7 + -1'P_5_8 + -1'P_5_9 + -1'P_5_10 + -1'P_5_11 + -1'P_5_12 + -1'P_5_13 + -1'P_5_14 + -1'P_5_15 + -1'P_5_16 + -1'P_5_17 + -1'P_5_18 + -1'P_5_19 + -1'P_5_20 + -1'P_5_21 + -1'P_5_22 + -1'P_5_23 + -1'P_5_24 + -1'P_5_25 + -1'P_5_26 + -1'P_5_27 + -1'P_5_28 + -1'P_6_3 + -1'P_6_4 + -1'P_6_5 + -1'P_6_6 + -1'P_6_7 + -1'P_6_8 + -1'P_6_9 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_6_26 + -1'P_6_27 + -1'P_7_4 + -1'P_7_5 + -1'P_7_6 + -1'P_7_7 + -1'P_7_8 + -1'P_7_9 + -1'P_7_10 + -1'P_7_11 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_7_25 + -1'P_7_26 + -1'P_8_5 + -1'P_8_6 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_9_6 + -1'P_9_7 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_10_7 + -1'P_10_8 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_10_22 + -1'P_10_23 + -1'P_11_8 + -1'P_11_9 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_11_21 + -1'P_11_22 + -1'P_12_9 + -1'P_12_10 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_12_20 + -1'P_12_21 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_18_15 + P_19_15 + P_20_14 + P_20_15 + P_20_16 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + -1'cX_5 + -1'cX_6 + -1'cX_7 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_33 + L_34 + L_35 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_35 + R_36 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 26
invariant :P_17_0 + -1'P_18_2 + -1'P_18_3 + -1'P_18_4 + -1'P_18_5 + -1'P_18_6 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_18_24 + -1'P_18_25 + -1'P_18_26 + -1'P_18_27 + -1'P_18_28 + -1'P_19_3 + -1'P_19_4 + -1'P_19_5 + -1'P_19_6 + -1'P_19_7 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_19_24 + -1'P_19_25 + -1'P_19_26 + -1'P_19_27 + -1'P_20_4 + -1'P_20_5 + -1'P_20_6 + -1'P_20_7 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_20_24 + -1'P_20_25 + -1'P_20_26 + -1'P_21_5 + -1'P_21_6 + -1'P_21_7 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_21_24 + -1'P_21_25 + -1'P_22_6 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_22_24 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 13
invariant :P_8_29 + P_9_28 + P_10_27 + P_11_26 + P_12_25 + P_13_24 + P_14_23 + P_15_22 + P_16_21 + P_17_20 + P_18_19 + P_19_18 + P_20_17 + P_21_16 + P_22_15 + P_23_14 + P_24_13 + P_25_12 + P_26_11 + P_27_10 + P_28_9 + P_29_8 + R_38 = 1
invariant :P_2_24 + P_3_23 + P_3_24 + P_3_25 + P_4_22 + P_4_23 + 2'P_4_24 + P_4_25 + P_4_26 + P_5_21 + P_5_22 + 2'P_5_23 + 2'P_5_24 + 2'P_5_25 + P_5_26 + P_5_27 + P_6_20 + P_6_21 + 2'P_6_22 + 2'P_6_23 + 3'P_6_24 + 2'P_6_25 + 2'P_6_26 + P_6_27 + P_6_28 + P_7_19 + P_7_20 + 2'P_7_21 + 2'P_7_22 + 3'P_7_23 + 3'P_7_24 + 3'P_7_25 + 2'P_7_26 + 2'P_7_27 + P_7_28 + P_8_18 + P_8_19 + 2'P_8_20 + 2'P_8_21 + 3'P_8_22 + 3'P_8_23 + 4'P_8_24 + 3'P_8_25 + 3'P_8_26 + 2'P_8_27 + P_8_28 + P_9_17 + P_9_18 + 2'P_9_19 + 2'P_9_20 + 3'P_9_21 + 3'P_9_22 + 4'P_9_23 + 4'P_9_24 + 4'P_9_25 + 3'P_9_26 + 2'P_9_27 + P_9_28 + P_10_16 + P_10_17 + 2'P_10_18 + 2'P_10_19 + 3'P_10_20 + 3'P_10_21 + 4'P_10_22 + 4'P_10_23 + 5'P_10_24 + 4'P_10_25 + 3'P_10_26 + 2'P_10_27 + P_10_28 + P_11_15 + P_11_16 + 2'P_11_17 + 2'P_11_18 + 3'P_11_19 + 3'P_11_20 + 4'P_11_21 + 4'P_11_22 + 5'P_11_23 + 5'P_11_24 + 4'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_14 + P_12_15 + 2'P_12_16 + 2'P_12_17 + 3'P_12_18 + 3'P_12_19 + 4'P_12_20 + 4'P_12_21 + 5'P_12_22 + 5'P_12_23 + 5'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_13 + P_13_14 + 2'P_13_15 + 2'P_13_16 + 3'P_13_17 + 3'P_13_18 + 4'P_13_19 + 4'P_13_20 + 5'P_13_21 + 5'P_13_22 + 5'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_12 + P_14_13 + 2'P_14_14 + 2'P_14_15 + 3'P_14_16 + 3'P_14_17 + 4'P_14_18 + 4'P_14_19 + 5'P_14_20 + 5'P_14_21 + 5'P_14_22 + 5'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_11 + P_15_12 + 2'P_15_13 + 2'P_15_14 + 3'P_15_15 + 3'P_15_16 + 4'P_15_17 + 4'P_15_18 + 5'P_15_19 + 5'P_15_20 + 5'P_15_21 + 5'P_15_22 + 5'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_10 + P_16_11 + 2'P_16_12 + 2'P_16_13 + 3'P_16_14 + 3'P_16_15 + 4'P_16_16 + 4'P_16_17 + 5'P_16_18 + 5'P_16_19 + 5'P_16_20 + 5'P_16_21 + 5'P_16_22 + 5'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_9 + P_17_10 + 2'P_17_11 + 2'P_17_12 + 3'P_17_13 + 3'P_17_14 + 4'P_17_15 + 4'P_17_16 + 5'P_17_17 + 5'P_17_18 + 5'P_17_19 + 5'P_17_20 + 5'P_17_21 + 5'P_17_22 + 5'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_8 + P_18_9 + 2'P_18_10 + 2'P_18_11 + 3'P_18_12 + 3'P_18_13 + 4'P_18_14 + 4'P_18_15 + 5'P_18_16 + 5'P_18_17 + 5'P_18_18 + 5'P_18_19 + 5'P_18_20 + 5'P_18_21 + 5'P_18_22 + 5'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_7 + P_19_8 + 2'P_19_9 + 2'P_19_10 + 3'P_19_11 + 3'P_19_12 + 4'P_19_13 + 4'P_19_14 + 5'P_19_15 + 5'P_19_16 + 5'P_19_17 + 5'P_19_18 + 5'P_19_19 + 5'P_19_20 + 5'P_19_21 + 5'P_19_22 + 5'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_6 + P_20_7 + 2'P_20_8 + 2'P_20_9 + 3'P_20_10 + 3'P_20_11 + 4'P_20_12 + 4'P_20_13 + 5'P_20_14 + 5'P_20_15 + 5'P_20_16 + 5'P_20_17 + 5'P_20_18 + 5'P_20_19 + 5'P_20_20 + 5'P_20_21 + 5'P_20_22 + 5'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_5 + P_21_6 + 2'P_21_7 + 2'P_21_8 + 3'P_21_9 + 3'P_21_10 + 4'P_21_11 + 4'P_21_12 + 5'P_21_13 + 5'P_21_14 + 5'P_21_15 + 5'P_21_16 + 5'P_21_17 + 5'P_21_18 + 5'P_21_19 + 5'P_21_20 + 5'P_21_21 + 5'P_21_22 + 5'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_4 + P_22_5 + 2'P_22_6 + 2'P_22_7 + 3'P_22_8 + 3'P_22_9 + 4'P_22_10 + 4'P_22_11 + 5'P_22_12 + 5'P_22_13 + 5'P_22_14 + 5'P_22_15 + 5'P_22_16 + 5'P_22_17 + 5'P_22_18 + 5'P_22_19 + 5'P_22_20 + 5'P_22_21 + 5'P_22_22 + 5'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_3 + P_23_4 + 2'P_23_5 + 2'P_23_6 + 3'P_23_7 + 3'P_23_8 + 4'P_23_9 + 4'P_23_10 + 5'P_23_11 + 5'P_23_12 + 5'P_23_13 + 5'P_23_14 + 5'P_23_15 + 5'P_23_16 + 5'P_23_17 + 5'P_23_18 + 5'P_23_19 + 5'P_23_20 + 5'P_23_21 + 5'P_23_22 + 5'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_2 + P_24_3 + 2'P_24_4 + 2'P_24_5 + 3'P_24_6 + 3'P_24_7 + 4'P_24_8 + 4'P_24_9 + 5'P_24_10 + 5'P_24_11 + 5'P_24_12 + 5'P_24_13 + 5'P_24_14 + 5'P_24_15 + 5'P_24_16 + 5'P_24_17 + 5'P_24_18 + 5'P_24_19 + 5'P_24_20 + 5'P_24_21 + 5'P_24_22 + 5'P_24_23 + 5'P_24_24 + 4'P_24_25 + 3'P_24_26 + 2'P_24_27 + P_24_28 + P_25_3 + P_25_4 + 2'P_25_5 + 2'P_25_6 + 3'P_25_7 + 3'P_25_8 + 4'P_25_9 + 4'P_25_10 + 4'P_25_11 + 4'P_25_12 + 4'P_25_13 + 4'P_25_14 + 4'P_25_15 + 4'P_25_16 + 4'P_25_17 + 4'P_25_18 + 4'P_25_19 + 4'P_25_20 + 4'P_25_21 + 4'P_25_22 + 4'P_25_23 + 4'P_25_24 + 3'P_25_25 + 2'P_25_26 + P_25_27 + P_26_4 + P_26_5 + 2'P_26_6 + 2'P_26_7 + 3'P_26_8 + 3'P_26_9 + 3'P_26_10 + 3'P_26_11 + 3'P_26_12 + 3'P_26_13 + 3'P_26_14 + 3'P_26_15 + 3'P_26_16 + 3'P_26_17 + 3'P_26_18 + 3'P_26_19 + 3'P_26_20 + 3'P_26_21 + 3'P_26_22 + 3'P_26_23 + 3'P_26_24 + 2'P_26_25 + P_26_26 + P_27_5 + P_27_6 + 2'P_27_7 + 2'P_27_8 + 2'P_27_9 + 2'P_27_10 + 2'P_27_11 + 2'P_27_12 + 2'P_27_13 + 2'P_27_14 + 2'P_27_15 + 2'P_27_16 + 2'P_27_17 + 2'P_27_18 + 2'P_27_19 + 2'P_27_20 + 2'P_27_21 + 2'P_27_22 + 2'P_27_23 + 2'P_27_24 + P_27_25 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + -1'cX_25 + -2'cX_26 + -3'cX_27 + -4'cX_28 + -5'cX_29 + -1'cY_25 + -2'cY_26 + -3'cY_27 + -4'cY_28 + -5'cY_29 + 3'L_0 + 2'L_1 + 2'L_2 + L_3 + L_4 + L_54 + L_55 + 2'L_56 + 2'L_57 + 3'L_58 + R_27 + R_28 + 2'R_29 + 2'R_30 + 3'R_31 + 3'R_32 + 4'R_33 + 4'R_34 + 5'R_35 + 5'R_36 + 5'R_37 + 5'R_38 + 5'R_39 + 5'R_40 + 5'R_41 + 5'R_42 + 5'R_43 + 5'R_44 + 5'R_45 + 5'R_46 + 5'R_47 + 5'R_48 + 5'R_49 + 5'R_50 + 5'R_51 + 5'R_52 + 5'R_53 + 5'R_54 + 6'R_55 + 7'R_56 + 8'R_57 + 9'R_58 + 10'R_59 = 148
invariant :P_0_11 + P_3_11 + P_4_10 + P_4_11 + P_4_12 + P_5_9 + P_5_10 + 2'P_5_11 + P_5_12 + P_5_13 + P_6_8 + P_6_9 + 2'P_6_10 + 2'P_6_11 + 2'P_6_12 + P_6_13 + P_6_14 + P_7_7 + P_7_8 + 2'P_7_9 + 2'P_7_10 + 3'P_7_11 + 2'P_7_12 + 2'P_7_13 + P_7_14 + P_7_15 + P_8_6 + P_8_7 + 2'P_8_8 + 2'P_8_9 + 3'P_8_10 + 3'P_8_11 + 3'P_8_12 + 2'P_8_13 + 2'P_8_14 + P_8_15 + P_8_16 + P_9_5 + P_9_6 + 2'P_9_7 + 2'P_9_8 + 3'P_9_9 + 3'P_9_10 + 4'P_9_11 + 3'P_9_12 + 3'P_9_13 + 2'P_9_14 + 2'P_9_15 + P_9_16 + P_9_17 + P_10_4 + P_10_5 + 2'P_10_6 + 2'P_10_7 + 3'P_10_8 + 3'P_10_9 + 4'P_10_10 + 4'P_10_11 + 4'P_10_12 + 3'P_10_13 + 3'P_10_14 + 2'P_10_15 + 2'P_10_16 + P_10_17 + P_10_18 + P_11_3 + P_11_4 + 2'P_11_5 + 2'P_11_6 + 3'P_11_7 + 3'P_11_8 + 4'P_11_9 + 4'P_11_10 + 5'P_11_11 + 4'P_11_12 + 4'P_11_13 + 3'P_11_14 + 3'P_11_15 + 2'P_11_16 + 2'P_11_17 + P_11_18 + P_11_19 + P_12_2 + P_12_3 + 2'P_12_4 + 2'P_12_5 + 3'P_12_6 + 3'P_12_7 + 4'P_12_8 + 4'P_12_9 + 5'P_12_10 + 5'P_12_11 + 5'P_12_12 + 4'P_12_13 + 4'P_12_14 + 3'P_12_15 + 3'P_12_16 + 2'P_12_17 + 2'P_12_18 + P_12_19 + P_12_20 + P_13_3 + P_13_4 + 2'P_13_5 + 2'P_13_6 + 3'P_13_7 + 3'P_13_8 + 4'P_13_9 + 4'P_13_10 + 5'P_13_11 + 4'P_13_12 + 4'P_13_13 + 3'P_13_14 + 3'P_13_15 + 2'P_13_16 + 2'P_13_17 + P_13_18 + P_13_19 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_13_27 + -1'P_13_28 + P_14_4 + P_14_5 + 2'P_14_6 + 2'P_14_7 + 3'P_14_8 + 3'P_14_9 + 4'P_14_10 + 4'P_14_11 + 4'P_14_12 + 3'P_14_13 + 3'P_14_14 + 2'P_14_15 + 2'P_14_16 + P_14_17 + P_14_18 + -1'P_14_21 + -1'P_14_22 + -2'P_14_23 + -2'P_14_24 + -2'P_14_25 + -2'P_14_26 + -2'P_14_27 + -1'P_14_28 + P_15_5 + P_15_6 + 2'P_15_7 + 2'P_15_8 + 3'P_15_9 + 3'P_15_10 + 4'P_15_11 + 3'P_15_12 + 3'P_15_13 + 2'P_15_14 + 2'P_15_15 + P_15_16 + P_15_17 + -1'P_15_20 + -1'P_15_21 + -2'P_15_22 + -2'P_15_23 + -3'P_15_24 + -3'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + P_16_6 + P_16_7 + 2'P_16_8 + 2'P_16_9 + 3'P_16_10 + 3'P_16_11 + 3'P_16_12 + 2'P_16_13 + 2'P_16_14 + P_16_15 + P_16_16 + -1'P_16_19 + -1'P_16_20 + -2'P_16_21 + -2'P_16_22 + -3'P_16_23 + -3'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + P_17_7 + P_17_8 + 2'P_17_9 + 2'P_17_10 + 3'P_17_11 + 2'P_17_12 + 2'P_17_13 + P_17_14 + P_17_15 + -1'P_17_18 + -1'P_17_19 + -2'P_17_20 + -2'P_17_21 + -3'P_17_22 + -3'P_17_23 + -4'P_17_24 + -3'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + P_18_8 + P_18_9 + 2'P_18_10 + 2'P_18_11 + 2'P_18_12 + P_18_13 + P_18_14 + -1'P_18_17 + -1'P_18_18 + -2'P_18_19 + -2'P_18_20 + -3'P_18_21 + -3'P_18_22 + -4'P_18_23 + -3'P_18_24 + -3'P_18_25 + -2'P_18_26 + -2'P_18_27 + -1'P_18_28 + P_19_9 + P_19_10 + 2'P_19_11 + P_19_12 + P_19_13 + -1'P_19_16 + -1'P_19_17 + -2'P_19_18 + -2'P_19_19 + -3'P_19_20 + -3'P_19_21 + -4'P_19_22 + -3'P_19_23 + -3'P_19_24 + -2'P_19_25 + -2'P_19_26 + -1'P_19_27 + -1'P_19_28 + P_20_10 + P_20_11 + P_20_12 + -1'P_20_15 + -1'P_20_16 + -2'P_20_17 + -2'P_20_18 + -3'P_20_19 + -3'P_20_20 + -4'P_20_21 + -3'P_20_22 + -3'P_20_23 + -2'P_20_24 + -2'P_20_25 + -1'P_20_26 + -1'P_20_27 + P_21_11 + -1'P_21_14 + -1'P_21_15 + -2'P_21_16 + -2'P_21_17 + -3'P_21_18 + -3'P_21_19 + -4'P_21_20 + -3'P_21_21 + -3'P_21_22 + -2'P_21_23 + -2'P_21_24 + -1'P_21_25 + -1'P_21_26 + -1'P_22_13 + -1'P_22_14 + -2'P_22_15 + -2'P_22_16 + -3'P_22_17 + -3'P_22_18 + -4'P_22_19 + -3'P_22_20 + -3'P_22_21 + -2'P_22_22 + -2'P_22_23 + -1'P_22_24 + -1'P_22_25 + -1'P_23_12 + -1'P_23_13 + -2'P_23_14 + -2'P_23_15 + -3'P_23_16 + -3'P_23_17 + -4'P_23_18 + -3'P_23_19 + -3'P_23_20 + -2'P_23_21 + -2'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_24_12 + -2'P_24_13 + -2'P_24_14 + -3'P_24_15 + -3'P_24_16 + -4'P_24_17 + -3'P_24_18 + -3'P_24_19 + -2'P_24_20 + -2'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_25_12 + -2'P_25_13 + -3'P_25_14 + -3'P_25_15 + -4'P_25_16 + -3'P_25_17 + -3'P_25_18 + -2'P_25_19 + -2'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_26_12 + -2'P_26_13 + -3'P_26_14 + -4'P_26_15 + -3'P_26_16 + -3'P_26_17 + -2'P_26_18 + -2'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_27_12 + -2'P_27_13 + -3'P_27_14 + -3'P_27_15 + -3'P_27_16 + -2'P_27_17 + -2'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_28_12 + -2'P_28_13 + -2'P_28_14 + -2'P_28_15 + -2'P_28_16 + -2'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'cX_13 + -2'cX_14 + -3'cX_15 + -4'cX_16 + -5'cX_17 + -6'cX_18 + -7'cX_19 + -8'cX_20 + -9'cX_21 + -10'cX_22 + -11'cX_23 + -12'cX_24 + -13'cX_25 + -14'cX_26 + -15'cX_27 + -16'cX_28 + -17'cX_29 + -1'cY_12 + -2'cY_13 + -3'cY_14 + -4'cY_15 + -5'cY_16 + -6'cY_17 + -7'cY_18 + -8'cY_19 + -9'cY_20 + -10'cY_21 + -11'cY_22 + -12'cY_23 + -13'cY_24 + -14'cY_25 + -15'cY_26 + -16'cY_27 + -17'cY_28 + -18'cY_29 + 10'L_0 + 9'L_1 + 9'L_2 + 8'L_3 + 8'L_4 + 7'L_5 + 7'L_6 + 6'L_7 + 6'L_8 + 5'L_9 + 5'L_10 + 4'L_11 + 4'L_12 + 3'L_13 + 3'L_14 + 2'L_15 + 2'L_16 + L_17 + L_18 + L_42 + L_43 + 2'L_44 + 2'L_45 + 3'L_46 + 3'L_47 + 4'L_48 + 4'L_49 + 5'L_50 + 5'L_51 + 6'L_52 + 6'L_53 + 7'L_54 + 7'L_55 + 8'L_56 + 8'L_57 + 9'L_58 + R_15 + R_16 + 2'R_17 + 2'R_18 + 3'R_19 + 3'R_20 + 4'R_21 + 4'R_22 + 5'R_23 + 5'R_24 + 6'R_25 + 6'R_26 + 7'R_27 + 7'R_28 + 8'R_29 + 8'R_30 + 9'R_31 + 9'R_32 + 10'R_33 + 10'R_34 + 11'R_35 + 11'R_36 + 12'R_37 + 12'R_38 + 13'R_39 + 13'R_40 + 14'R_41 + 14'R_42 + 16'R_43 + 17'R_44 + 19'R_45 + 20'R_46 + 22'R_47 + 23'R_48 + 25'R_49 + 26'R_50 + 27'R_51 + 28'R_52 + 29'R_53 + 30'R_54 + 31'R_55 + 32'R_56 + 33'R_57 + 34'R_58 + 35'R_59 = 514
invariant :P_22_0 + -1'P_23_2 + -1'P_23_3 + -1'P_23_4 + -1'P_23_5 + -1'P_23_6 + -1'P_23_7 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_23_23 + -1'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_23_28 + -1'P_24_3 + -1'P_24_4 + -1'P_24_5 + -1'P_24_6 + -1'P_24_7 + -1'P_24_8 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_24_22 + -1'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_24_27 + -1'P_25_4 + -1'P_25_5 + -1'P_25_6 + -1'P_25_7 + -1'P_25_8 + -1'P_25_9 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_25_21 + -1'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_25_26 + -1'P_26_5 + -1'P_26_6 + -1'P_26_7 + -1'P_26_8 + -1'P_26_9 + -1'P_26_10 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_26_20 + -1'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_26_25 + -1'P_27_6 + -1'P_27_7 + -1'P_27_8 + -1'P_27_9 + -1'P_27_10 + -1'P_27_11 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_27_19 + -1'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_27_24 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 8
invariant :P_11_1 + P_11_2 + P_11_3 + P_11_4 + P_11_5 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_11_26 + P_11_27 + P_11_28 + P_12_2 + P_12_3 + P_12_4 + P_12_5 + P_12_6 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_12_27 + P_13_3 + P_13_4 + P_13_5 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_13_26 + P_14_4 + P_14_5 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_14_25 + P_15_5 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_15_24 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_24_14 + P_24_15 + -1'P_26_14 + -1'P_26_15 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -19
invariant :P_16_0 + -1'P_17_2 + -1'P_17_3 + -1'P_17_4 + -1'P_17_5 + -1'P_17_6 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_17_24 + -1'P_17_25 + -1'P_17_26 + -1'P_17_27 + -1'P_17_28 + -1'P_18_3 + -1'P_18_4 + -1'P_18_5 + -1'P_18_6 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_18_24 + -1'P_18_25 + -1'P_18_26 + -1'P_18_27 + -1'P_19_4 + -1'P_19_5 + -1'P_19_6 + -1'P_19_7 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_19_23 + -1'P_19_24 + -1'P_19_25 + -1'P_19_26 + -1'P_20_5 + -1'P_20_6 + -1'P_20_7 + -1'P_20_8 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_20_22 + -1'P_20_23 + -1'P_20_24 + -1'P_20_25 + -1'P_21_6 + -1'P_21_7 + -1'P_21_8 + -1'P_21_9 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_21_21 + -1'P_21_22 + -1'P_21_23 + -1'P_21_24 + -1'P_22_7 + -1'P_22_8 + -1'P_22_9 + -1'P_22_10 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_22_20 + -1'P_22_21 + -1'P_22_22 + -1'P_22_23 + -1'P_23_8 + -1'P_23_9 + -1'P_23_10 + -1'P_23_11 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_23_19 + -1'P_23_20 + -1'P_23_21 + -1'P_23_22 + -1'P_24_9 + -1'P_24_10 + -1'P_24_11 + -1'P_24_12 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_24_18 + -1'P_24_19 + -1'P_24_20 + -1'P_24_21 + -1'P_25_10 + -1'P_25_11 + -1'P_25_12 + -1'P_25_13 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_25_17 + -1'P_25_18 + -1'P_25_19 + -1'P_25_20 + -1'P_26_11 + -1'P_26_12 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_26_17 + -1'P_26_18 + -1'P_26_19 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_27_18 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 14
invariant :P_1_21 + -1'P_3_20 + -1'P_3_21 + -1'P_3_22 + -1'P_4_19 + -2'P_4_20 + -2'P_4_21 + -2'P_4_22 + -1'P_4_23 + -1'P_5_18 + -2'P_5_19 + -3'P_5_20 + -3'P_5_21 + -3'P_5_22 + -2'P_5_23 + -1'P_5_24 + -1'P_6_17 + -2'P_6_18 + -3'P_6_19 + -4'P_6_20 + -4'P_6_21 + -4'P_6_22 + -3'P_6_23 + -2'P_6_24 + -1'P_6_25 + -1'P_7_16 + -2'P_7_17 + -3'P_7_18 + -4'P_7_19 + -5'P_7_20 + -5'P_7_21 + -5'P_7_22 + -4'P_7_23 + -3'P_7_24 + -2'P_7_25 + -1'P_7_26 + -1'P_8_15 + -2'P_8_16 + -3'P_8_17 + -4'P_8_18 + -5'P_8_19 + -6'P_8_20 + -6'P_8_21 + -6'P_8_22 + -5'P_8_23 + -4'P_8_24 + -3'P_8_25 + -2'P_8_26 + -1'P_8_27 + -1'P_9_14 + -2'P_9_15 + -3'P_9_16 + -4'P_9_17 + -5'P_9_18 + -6'P_9_19 + -7'P_9_20 + -7'P_9_21 + -7'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_13 + -2'P_10_14 + -3'P_10_15 + -4'P_10_16 + -5'P_10_17 + -6'P_10_18 + -7'P_10_19 + -8'P_10_20 + -8'P_10_21 + -8'P_10_22 + -7'P_10_23 + -6'P_10_24 + -5'P_10_25 + -4'P_10_26 + -3'P_10_27 + -2'P_10_28 + -1'P_11_12 + -2'P_11_13 + -3'P_11_14 + -4'P_11_15 + -5'P_11_16 + -6'P_11_17 + -7'P_11_18 + -8'P_11_19 + -9'P_11_20 + -9'P_11_21 + -9'P_11_22 + -8'P_11_23 + -7'P_11_24 + -6'P_11_25 + -5'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_11 + -2'P_12_12 + -3'P_12_13 + -4'P_12_14 + -5'P_12_15 + -6'P_12_16 + -7'P_12_17 + -8'P_12_18 + -9'P_12_19 + -10'P_12_20 + -10'P_12_21 + -10'P_12_22 + -9'P_12_23 + -8'P_12_24 + -7'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_10 + -2'P_13_11 + -3'P_13_12 + -4'P_13_13 + -5'P_13_14 + -6'P_13_15 + -7'P_13_16 + -8'P_13_17 + -9'P_13_18 + -10'P_13_19 + -11'P_13_20 + -11'P_13_21 + -11'P_13_22 + -10'P_13_23 + -9'P_13_24 + -8'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_9 + -2'P_14_10 + -3'P_14_11 + -4'P_14_12 + -5'P_14_13 + -6'P_14_14 + -7'P_14_15 + -8'P_14_16 + -9'P_14_17 + -10'P_14_18 + -11'P_14_19 + -12'P_14_20 + -12'P_14_21 + -12'P_14_22 + -11'P_14_23 + -10'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_8 + -2'P_15_9 + -3'P_15_10 + -4'P_15_11 + -5'P_15_12 + -6'P_15_13 + -7'P_15_14 + -8'P_15_15 + -9'P_15_16 + -10'P_15_17 + -11'P_15_18 + -12'P_15_19 + -13'P_15_20 + -13'P_15_21 + -13'P_15_22 + -12'P_15_23 + -10'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_7 + -2'P_16_8 + -3'P_16_9 + -4'P_16_10 + -5'P_16_11 + -6'P_16_12 + -7'P_16_13 + -8'P_16_14 + -9'P_16_15 + -10'P_16_16 + -11'P_16_17 + -12'P_16_18 + -13'P_16_19 + -14'P_16_20 + -14'P_16_21 + -14'P_16_22 + -12'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_6 + -2'P_17_7 + -3'P_17_8 + -4'P_17_9 + -5'P_17_10 + -6'P_17_11 + -7'P_17_12 + -8'P_17_13 + -9'P_17_14 + -10'P_17_15 + -11'P_17_16 + -12'P_17_17 + -13'P_17_18 + -14'P_17_19 + -15'P_17_20 + -15'P_17_21 + -14'P_17_22 + -12'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_5 + -2'P_18_6 + -3'P_18_7 + -4'P_18_8 + -5'P_18_9 + -6'P_18_10 + -7'P_18_11 + -8'P_18_12 + -9'P_18_13 + -10'P_18_14 + -11'P_18_15 + -12'P_18_16 + -13'P_18_17 + -14'P_18_18 + -15'P_18_19 + -16'P_18_20 + -15'P_18_21 + -14'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_4 + -2'P_19_5 + -3'P_19_6 + -4'P_19_7 + -5'P_19_8 + -6'P_19_9 + -7'P_19_10 + -8'P_19_11 + -9'P_19_12 + -10'P_19_13 + -11'P_19_14 + -12'P_19_15 + -13'P_19_16 + -14'P_19_17 + -15'P_19_18 + -16'P_19_19 + -16'P_19_20 + -15'P_19_21 + -14'P_19_22 + -12'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_3 + -2'P_20_4 + -3'P_20_5 + -4'P_20_6 + -5'P_20_7 + -6'P_20_8 + -7'P_20_9 + -8'P_20_10 + -9'P_20_11 + -10'P_20_12 + -11'P_20_13 + -12'P_20_14 + -13'P_20_15 + -14'P_20_16 + -15'P_20_17 + -16'P_20_18 + -16'P_20_19 + -16'P_20_20 + -15'P_20_21 + -14'P_20_22 + -12'P_20_23 + -10'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_2 + -2'P_21_3 + -3'P_21_4 + -4'P_21_5 + -5'P_21_6 + -6'P_21_7 + -7'P_21_8 + -8'P_21_9 + -9'P_21_10 + -10'P_21_11 + -11'P_21_12 + -12'P_21_13 + -13'P_21_14 + -14'P_21_15 + -15'P_21_16 + -16'P_21_17 + -16'P_21_18 + -16'P_21_19 + -16'P_21_20 + -15'P_21_21 + -14'P_21_22 + -12'P_21_23 + -10'P_21_24 + -8'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_2 + -2'P_22_3 + -3'P_22_4 + -4'P_22_5 + -5'P_22_6 + -6'P_22_7 + -7'P_22_8 + -8'P_22_9 + -9'P_22_10 + -10'P_22_11 + -11'P_22_12 + -12'P_22_13 + -13'P_22_14 + -14'P_22_15 + -15'P_22_16 + -15'P_22_17 + -15'P_22_18 + -15'P_22_19 + -15'P_22_20 + -14'P_22_21 + -13'P_22_22 + -11'P_22_23 + -9'P_22_24 + -7'P_22_25 + -5'P_22_26 + -3'P_22_27 + -1'P_22_28 + -1'P_23_3 + -2'P_23_4 + -3'P_23_5 + -4'P_23_6 + -5'P_23_7 + -6'P_23_8 + -7'P_23_9 + -8'P_23_10 + -9'P_23_11 + -10'P_23_12 + -11'P_23_13 + -12'P_23_14 + -13'P_23_15 + -13'P_23_16 + -13'P_23_17 + -13'P_23_18 + -13'P_23_19 + -13'P_23_20 + -12'P_23_21 + -11'P_23_22 + -9'P_23_23 + -7'P_23_24 + -5'P_23_25 + -3'P_23_26 + -1'P_23_27 + -1'P_24_4 + -2'P_24_5 + -3'P_24_6 + -4'P_24_7 + -5'P_24_8 + -6'P_24_9 + -7'P_24_10 + -8'P_24_11 + -9'P_24_12 + -10'P_24_13 + -11'P_24_14 + -11'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -11'P_24_19 + -11'P_24_20 + -10'P_24_21 + -9'P_24_22 + -7'P_24_23 + -5'P_24_24 + -3'P_24_25 + -1'P_24_26 + -1'P_25_5 + -2'P_25_6 + -3'P_25_7 + -4'P_25_8 + -5'P_25_9 + -6'P_25_10 + -7'P_25_11 + -8'P_25_12 + -9'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -9'P_25_20 + -8'P_25_21 + -7'P_25_22 + -5'P_25_23 + -3'P_25_24 + -1'P_25_25 + -1'P_26_6 + -2'P_26_7 + -3'P_26_8 + -4'P_26_9 + -5'P_26_10 + -6'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -6'P_26_21 + -5'P_26_22 + -3'P_26_23 + -1'P_26_24 + -1'P_27_7 + -2'P_27_8 + -3'P_27_9 + -4'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -4'P_27_21 + -3'P_27_22 + -1'P_27_23 + -1'P_28_8 + -2'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -2'P_28_21 + -1'P_28_22 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + cX_22 + 3'cX_23 + 5'cX_24 + 7'cX_25 + 9'cX_26 + 11'cX_27 + 13'cX_28 + 15'cX_29 + cY_21 + 2'cY_22 + 4'cY_23 + 6'cY_24 + 8'cY_25 + 10'cY_26 + 12'cY_27 + 14'cY_28 + 16'cY_29 + -9'L_0 + -8'L_1 + -7'L_2 + -6'L_3 + -5'L_4 + -4'L_5 + -3'L_6 + -2'L_7 + -1'L_8 + -1'L_51 + -2'L_52 + -3'L_53 + -4'L_54 + -5'L_55 + -6'L_56 + -7'L_57 + -8'L_58 + -1'R_24 + -2'R_25 + -3'R_26 + -4'R_27 + -5'R_28 + -6'R_29 + -7'R_30 + -8'R_31 + -9'R_32 + -10'R_33 + -11'R_34 + -12'R_35 + -13'R_36 + -14'R_37 + -15'R_38 + -16'R_39 + -16'R_40 + -16'R_41 + -16'R_42 + -16'R_43 + -16'R_44 + -16'R_45 + -16'R_46 + -16'R_47 + -16'R_48 + -16'R_49 + -16'R_50 + -16'R_51 + -17'R_52 + -19'R_53 + -21'R_54 + -23'R_55 + -25'R_56 + -27'R_57 + -29'R_58 + -31'R_59 = -464
invariant :P_12_0 + -1'P_13_2 + -1'P_13_3 + -1'P_13_4 + -1'P_13_5 + -1'P_13_6 + -1'P_13_7 + -1'P_13_8 + -1'P_13_9 + -1'P_13_10 + -1'P_13_11 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_13_19 + -1'P_13_20 + -1'P_13_21 + -1'P_13_22 + -1'P_13_23 + -1'P_13_24 + -1'P_13_25 + -1'P_13_26 + -1'P_13_27 + -1'P_13_28 + -1'P_14_3 + -1'P_14_4 + -1'P_14_5 + -1'P_14_6 + -1'P_14_7 + -1'P_14_8 + -1'P_14_9 + -1'P_14_10 + -1'P_14_11 + -1'P_14_12 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_14_18 + -1'P_14_19 + -1'P_14_20 + -1'P_14_21 + -1'P_14_22 + -1'P_14_23 + -1'P_14_24 + -1'P_14_25 + -1'P_14_26 + -1'P_14_27 + -1'P_15_4 + -1'P_15_5 + -1'P_15_6 + -1'P_15_7 + -1'P_15_8 + -1'P_15_9 + -1'P_15_10 + -1'P_15_11 + -1'P_15_12 + -1'P_15_13 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_15_17 + -1'P_15_18 + -1'P_15_19 + -1'P_15_20 + -1'P_15_21 + -1'P_15_22 + -1'P_15_23 + -1'P_15_24 + -1'P_15_25 + -1'P_15_26 + -1'P_16_5 + -1'P_16_6 + -1'P_16_7 + -1'P_16_8 + -1'P_16_9 + -1'P_16_10 + -1'P_16_11 + -1'P_16_12 + -1'P_16_13 + -1'P_16_14 + -1'P_16_15 + -1'P_16_16 + -1'P_16_17 + -1'P_16_18 + -1'P_16_19 + -1'P_16_20 + -1'P_16_21 + -1'P_16_22 + -1'P_16_23 + -1'P_16_24 + -1'P_16_25 + -1'P_17_6 + -1'P_17_7 + -1'P_17_8 + -1'P_17_9 + -1'P_17_10 + -1'P_17_11 + -1'P_17_12 + -1'P_17_13 + -1'P_17_14 + -1'P_17_15 + -1'P_17_16 + -1'P_17_17 + -1'P_17_18 + -1'P_17_19 + -1'P_17_20 + -1'P_17_21 + -1'P_17_22 + -1'P_17_23 + -1'P_17_24 + -1'P_18_7 + -1'P_18_8 + -1'P_18_9 + -1'P_18_10 + -1'P_18_11 + -1'P_18_12 + -1'P_18_13 + -1'P_18_14 + -1'P_18_15 + -1'P_18_16 + -1'P_18_17 + -1'P_18_18 + -1'P_18_19 + -1'P_18_20 + -1'P_18_21 + -1'P_18_22 + -1'P_18_23 + -1'P_19_8 + -1'P_19_9 + -1'P_19_10 + -1'P_19_11 + -1'P_19_12 + -1'P_19_13 + -1'P_19_14 + -1'P_19_15 + -1'P_19_16 + -1'P_19_17 + -1'P_19_18 + -1'P_19_19 + -1'P_19_20 + -1'P_19_21 + -1'P_19_22 + -1'P_20_9 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + -1'P_20_13 + -1'P_20_14 + -1'P_20_15 + -1'P_20_16 + -1'P_20_17 + -1'P_20_18 + -1'P_20_19 + -1'P_20_20 + -1'P_20_21 + -1'P_21_10 + -1'P_21_11 + -1'P_21_12 + -1'P_21_13 + -1'P_21_14 + -1'P_21_15 + -1'P_21_16 + -1'P_21_17 + -1'P_21_18 + -1'P_21_19 + -1'P_21_20 + -1'P_22_11 + -1'P_22_12 + -1'P_22_13 + -1'P_22_14 + -1'P_22_15 + -1'P_22_16 + -1'P_22_17 + -1'P_22_18 + -1'P_22_19 + -1'P_23_12 + -1'P_23_13 + -1'P_23_14 + -1'P_23_15 + -1'P_23_16 + -1'P_23_17 + -1'P_23_18 + -1'P_24_13 + -1'P_24_14 + -1'P_24_15 + -1'P_24_16 + -1'P_24_17 + -1'P_25_14 + -1'P_25_15 + -1'P_25_16 + -1'P_26_15 + P_27_15 + P_28_14 + P_28_15 + P_28_16 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 18
invariant :P_19_1 + P_19_2 + P_19_3 + P_19_4 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_19_26 + P_19_27 + P_19_28 + P_20_2 + P_20_3 + P_20_4 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_20_25 + P_20_26 + P_20_27 + P_21_3 + P_21_4 + P_21_5 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_21_24 + P_21_25 + P_21_26 + P_22_4 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_23_5 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -11
invariant :P_2_8 + P_3_7 + P_3_8 + P_3_9 + P_4_6 + P_4_7 + 2'P_4_8 + P_4_9 + P_4_10 + P_5_5 + P_5_6 + 2'P_5_7 + 2'P_5_8 + 2'P_5_9 + P_5_10 + P_5_11 + P_6_4 + P_6_5 + 2'P_6_6 + 2'P_6_7 + 3'P_6_8 + 2'P_6_9 + 2'P_6_10 + P_6_11 + P_6_12 + P_7_3 + P_7_4 + 2'P_7_5 + 2'P_7_6 + 3'P_7_7 + 3'P_7_8 + 3'P_7_9 + 2'P_7_10 + 2'P_7_11 + P_7_12 + P_7_13 + P_8_2 + P_8_3 + 2'P_8_4 + 2'P_8_5 + 3'P_8_6 + 3'P_8_7 + 4'P_8_8 + 3'P_8_9 + 3'P_8_10 + 2'P_8_11 + 2'P_8_12 + P_8_13 + P_8_14 + P_9_3 + P_9_4 + 2'P_9_5 + 2'P_9_6 + 3'P_9_7 + 3'P_9_8 + 3'P_9_9 + 2'P_9_10 + 2'P_9_11 + P_9_12 + P_9_13 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_9_23 + -1'P_9_24 + -1'P_9_25 + -1'P_9_26 + -1'P_9_27 + -1'P_9_28 + P_10_4 + P_10_5 + 2'P_10_6 + 2'P_10_7 + 3'P_10_8 + 2'P_10_9 + 2'P_10_10 + P_10_11 + P_10_12 + -1'P_10_15 + -1'P_10_16 + -2'P_10_17 + -2'P_10_18 + -2'P_10_19 + -2'P_10_20 + -2'P_10_21 + -2'P_10_22 + -2'P_10_23 + -2'P_10_24 + -2'P_10_25 + -2'P_10_26 + -2'P_10_27 + -1'P_10_28 + P_11_5 + P_11_6 + 2'P_11_7 + 2'P_11_8 + 2'P_11_9 + P_11_10 + P_11_11 + -1'P_11_14 + -1'P_11_15 + -2'P_11_16 + -2'P_11_17 + -3'P_11_18 + -3'P_11_19 + -3'P_11_20 + -3'P_11_21 + -3'P_11_22 + -3'P_11_23 + -3'P_11_24 + -3'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_6 + P_12_7 + 2'P_12_8 + P_12_9 + P_12_10 + -1'P_12_13 + -1'P_12_14 + -2'P_12_15 + -2'P_12_16 + -3'P_12_17 + -3'P_12_18 + -4'P_12_19 + -4'P_12_20 + -4'P_12_21 + -4'P_12_22 + -4'P_12_23 + -4'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + P_13_7 + P_13_8 + P_13_9 + -1'P_13_12 + -1'P_13_13 + -2'P_13_14 + -2'P_13_15 + -3'P_13_16 + -3'P_13_17 + -4'P_13_18 + -4'P_13_19 + -5'P_13_20 + -5'P_13_21 + -5'P_13_22 + -5'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + P_14_8 + -1'P_14_11 + -1'P_14_12 + -2'P_14_13 + -2'P_14_14 + -3'P_14_15 + -3'P_14_16 + -4'P_14_17 + -4'P_14_18 + -5'P_14_19 + -5'P_14_20 + -6'P_14_21 + -6'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_10 + -1'P_15_11 + -2'P_15_12 + -2'P_15_13 + -3'P_15_14 + -3'P_15_15 + -4'P_15_16 + -4'P_15_17 + -5'P_15_18 + -5'P_15_19 + -6'P_15_20 + -6'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_9 + -1'P_16_10 + -2'P_16_11 + -2'P_16_12 + -3'P_16_13 + -3'P_16_14 + -4'P_16_15 + -4'P_16_16 + -5'P_16_17 + -5'P_16_18 + -6'P_16_19 + -6'P_16_20 + -7'P_16_21 + -6'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_9 + -2'P_17_10 + -2'P_17_11 + -3'P_17_12 + -3'P_17_13 + -4'P_17_14 + -4'P_17_15 + -5'P_17_16 + -5'P_17_17 + -6'P_17_18 + -6'P_17_19 + -7'P_17_20 + -6'P_17_21 + -6'P_17_22 + -5'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_9 + -2'P_18_10 + -3'P_18_11 + -3'P_18_12 + -4'P_18_13 + -4'P_18_14 + -5'P_18_15 + -5'P_18_16 + -6'P_18_17 + -6'P_18_18 + -7'P_18_19 + -6'P_18_20 + -6'P_18_21 + -5'P_18_22 + -5'P_18_23 + -4'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_9 + -2'P_19_10 + -3'P_19_11 + -4'P_19_12 + -4'P_19_13 + -5'P_19_14 + -5'P_19_15 + -6'P_19_16 + -6'P_19_17 + -7'P_19_18 + -6'P_19_19 + -6'P_19_20 + -5'P_19_21 + -5'P_19_22 + -4'P_19_23 + -4'P_19_24 + -3'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_9 + -2'P_20_10 + -3'P_20_11 + -4'P_20_12 + -5'P_20_13 + -5'P_20_14 + -6'P_20_15 + -6'P_20_16 + -7'P_20_17 + -6'P_20_18 + -6'P_20_19 + -5'P_20_20 + -5'P_20_21 + -4'P_20_22 + -4'P_20_23 + -3'P_20_24 + -3'P_20_25 + -2'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_9 + -2'P_21_10 + -3'P_21_11 + -4'P_21_12 + -5'P_21_13 + -6'P_21_14 + -6'P_21_15 + -7'P_21_16 + -6'P_21_17 + -6'P_21_18 + -5'P_21_19 + -5'P_21_20 + -4'P_21_21 + -4'P_21_22 + -3'P_21_23 + -3'P_21_24 + -2'P_21_25 + -2'P_21_26 + -1'P_21_27 + -1'P_21_28 + -1'P_22_9 + -2'P_22_10 + -3'P_22_11 + -4'P_22_12 + -5'P_22_13 + -6'P_22_14 + -7'P_22_15 + -6'P_22_16 + -6'P_22_17 + -5'P_22_18 + -5'P_22_19 + -4'P_22_20 + -4'P_22_21 + -3'P_22_22 + -3'P_22_23 + -2'P_22_24 + -2'P_22_25 + -1'P_22_26 + -1'P_22_27 + -1'P_23_9 + -2'P_23_10 + -3'P_23_11 + -4'P_23_12 + -5'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -5'P_23_17 + -5'P_23_18 + -4'P_23_19 + -4'P_23_20 + -3'P_23_21 + -3'P_23_22 + -2'P_23_23 + -2'P_23_24 + -1'P_23_25 + -1'P_23_26 + -1'P_24_9 + -2'P_24_10 + -3'P_24_11 + -4'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -4'P_24_18 + -4'P_24_19 + -3'P_24_20 + -3'P_24_21 + -2'P_24_22 + -2'P_24_23 + -1'P_24_24 + -1'P_24_25 + -1'P_25_9 + -2'P_25_10 + -3'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -3'P_25_19 + -3'P_25_20 + -2'P_25_21 + -2'P_25_22 + -1'P_25_23 + -1'P_25_24 + -1'P_26_9 + -2'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -2'P_26_20 + -2'P_26_21 + -1'P_26_22 + -1'P_26_23 + -1'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -1'P_27_21 + -1'P_27_22 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'cX_9 + -2'cX_10 + -3'cX_11 + -4'cX_12 + -5'cX_13 + -6'cX_14 + -7'cX_15 + -8'cX_16 + -9'cX_17 + -10'cX_18 + -11'cX_19 + -12'cX_20 + -13'cX_21 + -14'cX_22 + -15'cX_23 + -16'cX_24 + -17'cX_25 + -18'cX_26 + -19'cX_27 + -20'cX_28 + -21'cX_29 + -1'cY_9 + -2'cY_10 + -3'cY_11 + -4'cY_12 + -5'cY_13 + -6'cY_14 + -7'cY_15 + -8'cY_16 + -9'cY_17 + -10'cY_18 + -11'cY_19 + -12'cY_20 + -13'cY_21 + -14'cY_22 + -15'cY_23 + -16'cY_24 + -17'cY_25 + -18'cY_26 + -19'cY_27 + -20'cY_28 + -21'cY_29 + 11'L_0 + 10'L_1 + 10'L_2 + 9'L_3 + 9'L_4 + 8'L_5 + 8'L_6 + 7'L_7 + 7'L_8 + 6'L_9 + 6'L_10 + 5'L_11 + 5'L_12 + 4'L_13 + 4'L_14 + 3'L_15 + 3'L_16 + 2'L_17 + 2'L_18 + L_19 + L_20 + L_38 + L_39 + 2'L_40 + 2'L_41 + 3'L_42 + 3'L_43 + 4'L_44 + 4'L_45 + 5'L_46 + 5'L_47 + 6'L_48 + 6'L_49 + 7'L_50 + 7'L_51 + 8'L_52 + 8'L_53 + 9'L_54 + 9'L_55 + 10'L_56 + 10'L_57 + 11'L_58 + R_11 + R_12 + 2'R_13 + 2'R_14 + 3'R_15 + 3'R_16 + 4'R_17 + 4'R_18 + 5'R_19 + 5'R_20 + 6'R_21 + 6'R_22 + 7'R_23 + 7'R_24 + 8'R_25 + 8'R_26 + 9'R_27 + 9'R_28 + 10'R_29 + 10'R_30 + 11'R_31 + 11'R_32 + 12'R_33 + 12'R_34 + 13'R_35 + 13'R_36 + 14'R_37 + 14'R_38 + 16'R_39 + 17'R_40 + 19'R_41 + 20'R_42 + 22'R_43 + 23'R_44 + 25'R_45 + 26'R_46 + 28'R_47 + 29'R_48 + 31'R_49 + 32'R_50 + 34'R_51 + 35'R_52 + 36'R_53 + 37'R_54 + 38'R_55 + 39'R_56 + 40'R_57 + 41'R_58 + 42'R_59 = 620
invariant :P_22_29 + P_23_28 + P_24_27 + P_25_26 + P_26_25 + P_27_24 + P_28_23 + P_29_22 + R_52 = 1
invariant :P_24_1 + P_24_2 + P_24_3 + P_24_4 + P_24_5 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_24_25 + P_24_26 + P_24_27 + P_24_28 + P_25_2 + P_25_3 + P_25_4 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_25_26 + P_25_27 + P_26_3 + P_26_4 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_26_26 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -6
invariant :P_24_29 + P_25_28 + P_26_27 + P_27_26 + P_28_25 + P_29_24 + R_54 = 1
invariant :P_25_1 + P_25_2 + P_25_3 + P_25_4 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_25_26 + P_25_27 + P_25_28 + P_26_2 + P_26_3 + P_26_4 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_26_25 + P_26_26 + P_26_27 + P_27_3 + P_27_4 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_27_26 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -5
invariant :P_10_1 + P_10_2 + P_10_3 + P_10_4 + P_10_5 + P_10_6 + P_10_7 + P_10_8 + P_10_9 + P_10_10 + P_10_11 + P_10_12 + P_10_13 + P_10_14 + P_10_15 + P_10_16 + P_10_17 + P_10_18 + P_10_19 + P_10_20 + P_10_21 + P_10_22 + P_10_23 + P_10_24 + P_10_25 + P_10_26 + P_10_27 + P_10_28 + P_11_2 + P_11_3 + P_11_4 + P_11_5 + P_11_6 + P_11_7 + P_11_8 + P_11_9 + P_11_10 + P_11_11 + P_11_12 + P_11_13 + P_11_14 + P_11_15 + P_11_16 + P_11_17 + P_11_18 + P_11_19 + P_11_20 + P_11_21 + P_11_22 + P_11_23 + P_11_24 + P_11_25 + P_11_26 + P_11_27 + P_12_3 + P_12_4 + P_12_5 + P_12_6 + P_12_7 + P_12_8 + P_12_9 + P_12_10 + P_12_11 + P_12_12 + P_12_13 + P_12_14 + P_12_15 + P_12_16 + P_12_17 + P_12_18 + P_12_19 + P_12_20 + P_12_21 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_13_4 + P_13_5 + P_13_6 + P_13_7 + P_13_8 + P_13_9 + P_13_10 + P_13_11 + P_13_12 + P_13_13 + P_13_14 + P_13_15 + P_13_16 + P_13_17 + P_13_18 + P_13_19 + P_13_20 + P_13_21 + P_13_22 + P_13_23 + P_13_24 + P_13_25 + P_14_5 + P_14_6 + P_14_7 + P_14_8 + P_14_9 + P_14_10 + P_14_11 + P_14_12 + P_14_13 + P_14_14 + P_14_15 + P_14_16 + P_14_17 + P_14_18 + P_14_19 + P_14_20 + P_14_21 + P_14_22 + P_14_23 + P_14_24 + P_15_6 + P_15_7 + P_15_8 + P_15_9 + P_15_10 + P_15_11 + P_15_12 + P_15_13 + P_15_14 + P_15_15 + P_15_16 + P_15_17 + P_15_18 + P_15_19 + P_15_20 + P_15_21 + P_15_22 + P_15_23 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_23_14 + P_23_15 + -1'P_25_14 + -1'P_25_15 + -1'P_26_13 + -1'P_26_14 + -1'P_26_15 + -1'P_26_16 + -1'P_27_12 + -1'P_27_13 + -1'P_27_14 + -1'P_27_15 + -1'P_27_16 + -1'P_27_17 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + cX_10 + cX_11 + cX_12 + cX_13 + cX_14 + cX_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_39 + -1'L_40 + -1'L_41 + -1'L_42 + -1'L_43 + -1'L_44 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_40 + -1'R_41 + -1'R_42 + -1'R_43 + -1'R_44 + -1'R_45 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -20
invariant :P_16_1 + P_16_2 + P_16_3 + P_16_4 + P_16_5 + P_16_6 + P_16_7 + P_16_8 + P_16_9 + P_16_10 + P_16_11 + P_16_12 + P_16_13 + P_16_14 + P_16_15 + P_16_16 + P_16_17 + P_16_18 + P_16_19 + P_16_20 + P_16_21 + P_16_22 + P_16_23 + P_16_24 + P_16_25 + P_16_26 + P_16_27 + P_16_28 + P_17_2 + P_17_3 + P_17_4 + P_17_5 + P_17_6 + P_17_7 + P_17_8 + P_17_9 + P_17_10 + P_17_11 + P_17_12 + P_17_13 + P_17_14 + P_17_15 + P_17_16 + P_17_17 + P_17_18 + P_17_19 + P_17_20 + P_17_21 + P_17_22 + P_17_23 + P_17_24 + P_17_25 + P_17_26 + P_17_27 + P_18_3 + P_18_4 + P_18_5 + P_18_6 + P_18_7 + P_18_8 + P_18_9 + P_18_10 + P_18_11 + P_18_12 + P_18_13 + P_18_14 + P_18_15 + P_18_16 + P_18_17 + P_18_18 + P_18_19 + P_18_20 + P_18_21 + P_18_22 + P_18_23 + P_18_24 + P_18_25 + P_18_26 + P_19_4 + P_19_5 + P_19_6 + P_19_7 + P_19_8 + P_19_9 + P_19_10 + P_19_11 + P_19_12 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_19_18 + P_19_19 + P_19_20 + P_19_21 + P_19_22 + P_19_23 + P_19_24 + P_19_25 + P_20_5 + P_20_6 + P_20_7 + P_20_8 + P_20_9 + P_20_10 + P_20_11 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_20_19 + P_20_20 + P_20_21 + P_20_22 + P_20_23 + P_20_24 + P_21_6 + P_21_7 + P_21_8 + P_21_9 + P_21_10 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_21_20 + P_21_21 + P_21_22 + P_21_23 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_29_14 + P_29_15 + cX_16 + cX_17 + cX_18 + cX_19 + cX_20 + cX_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_45 + -1'L_46 + -1'L_47 + -1'L_48 + -1'L_49 + -1'L_50 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_46 + -1'R_47 + -1'R_48 + -1'R_49 + -1'R_50 + -1'R_51 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -14
invariant :P_0_22 + P_3_22 + P_4_21 + P_4_22 + P_4_23 + P_5_20 + P_5_21 + 2'P_5_22 + P_5_23 + P_5_24 + P_6_19 + P_6_20 + 2'P_6_21 + 2'P_6_22 + 2'P_6_23 + P_6_24 + P_6_25 + P_7_18 + P_7_19 + 2'P_7_20 + 2'P_7_21 + 3'P_7_22 + 2'P_7_23 + 2'P_7_24 + P_7_25 + P_7_26 + P_8_17 + P_8_18 + 2'P_8_19 + 2'P_8_20 + 3'P_8_21 + 3'P_8_22 + 3'P_8_23 + 2'P_8_24 + 2'P_8_25 + P_8_26 + P_8_27 + P_9_16 + P_9_17 + 2'P_9_18 + 2'P_9_19 + 3'P_9_20 + 3'P_9_21 + 4'P_9_22 + 3'P_9_23 + 3'P_9_24 + 2'P_9_25 + 2'P_9_26 + P_9_27 + P_9_28 + P_10_15 + P_10_16 + 2'P_10_17 + 2'P_10_18 + 3'P_10_19 + 3'P_10_20 + 4'P_10_21 + 4'P_10_22 + 4'P_10_23 + 3'P_10_24 + 3'P_10_25 + 2'P_10_26 + 2'P_10_27 + P_10_28 + P_11_14 + P_11_15 + 2'P_11_16 + 2'P_11_17 + 3'P_11_18 + 3'P_11_19 + 4'P_11_20 + 4'P_11_21 + 5'P_11_22 + 4'P_11_23 + 4'P_11_24 + 3'P_11_25 + 3'P_11_26 + 2'P_11_27 + P_11_28 + P_12_13 + P_12_14 + 2'P_12_15 + 2'P_12_16 + 3'P_12_17 + 3'P_12_18 + 4'P_12_19 + 4'P_12_20 + 5'P_12_21 + 5'P_12_22 + 5'P_12_23 + 4'P_12_24 + 4'P_12_25 + 3'P_12_26 + 2'P_12_27 + P_12_28 + P_13_12 + P_13_13 + 2'P_13_14 + 2'P_13_15 + 3'P_13_16 + 3'P_13_17 + 4'P_13_18 + 4'P_13_19 + 5'P_13_20 + 5'P_13_21 + 6'P_13_22 + 5'P_13_23 + 5'P_13_24 + 4'P_13_25 + 3'P_13_26 + 2'P_13_27 + P_13_28 + P_14_11 + P_14_12 + 2'P_14_13 + 2'P_14_14 + 3'P_14_15 + 3'P_14_16 + 4'P_14_17 + 4'P_14_18 + 5'P_14_19 + 5'P_14_20 + 6'P_14_21 + 6'P_14_22 + 6'P_14_23 + 5'P_14_24 + 4'P_14_25 + 3'P_14_26 + 2'P_14_27 + P_14_28 + P_15_10 + P_15_11 + 2'P_15_12 + 2'P_15_13 + 3'P_15_14 + 3'P_15_15 + 4'P_15_16 + 4'P_15_17 + 5'P_15_18 + 5'P_15_19 + 6'P_15_20 + 6'P_15_21 + 7'P_15_22 + 6'P_15_23 + 5'P_15_24 + 4'P_15_25 + 3'P_15_26 + 2'P_15_27 + P_15_28 + P_16_9 + P_16_10 + 2'P_16_11 + 2'P_16_12 + 3'P_16_13 + 3'P_16_14 + 4'P_16_15 + 4'P_16_16 + 5'P_16_17 + 5'P_16_18 + 6'P_16_19 + 6'P_16_20 + 7'P_16_21 + 7'P_16_22 + 6'P_16_23 + 5'P_16_24 + 4'P_16_25 + 3'P_16_26 + 2'P_16_27 + P_16_28 + P_17_8 + P_17_9 + 2'P_17_10 + 2'P_17_11 + 3'P_17_12 + 3'P_17_13 + 4'P_17_14 + 4'P_17_15 + 5'P_17_16 + 5'P_17_17 + 6'P_17_18 + 6'P_17_19 + 7'P_17_20 + 7'P_17_21 + 7'P_17_22 + 6'P_17_23 + 5'P_17_24 + 4'P_17_25 + 3'P_17_26 + 2'P_17_27 + P_17_28 + P_18_7 + P_18_8 + 2'P_18_9 + 2'P_18_10 + 3'P_18_11 + 3'P_18_12 + 4'P_18_13 + 4'P_18_14 + 5'P_18_15 + 5'P_18_16 + 6'P_18_17 + 6'P_18_18 + 7'P_18_19 + 7'P_18_20 + 7'P_18_21 + 7'P_18_22 + 6'P_18_23 + 5'P_18_24 + 4'P_18_25 + 3'P_18_26 + 2'P_18_27 + P_18_28 + P_19_6 + P_19_7 + 2'P_19_8 + 2'P_19_9 + 3'P_19_10 + 3'P_19_11 + 4'P_19_12 + 4'P_19_13 + 5'P_19_14 + 5'P_19_15 + 6'P_19_16 + 6'P_19_17 + 7'P_19_18 + 7'P_19_19 + 7'P_19_20 + 7'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + P_20_5 + P_20_6 + 2'P_20_7 + 2'P_20_8 + 3'P_20_9 + 3'P_20_10 + 4'P_20_11 + 4'P_20_12 + 5'P_20_13 + 5'P_20_14 + 6'P_20_15 + 6'P_20_16 + 7'P_20_17 + 7'P_20_18 + 7'P_20_19 + 7'P_20_20 + 7'P_20_21 + 7'P_20_22 + 6'P_20_23 + 5'P_20_24 + 4'P_20_25 + 3'P_20_26 + 2'P_20_27 + P_20_28 + P_21_4 + P_21_5 + 2'P_21_6 + 2'P_21_7 + 3'P_21_8 + 3'P_21_9 + 4'P_21_10 + 4'P_21_11 + 5'P_21_12 + 5'P_21_13 + 6'P_21_14 + 6'P_21_15 + 7'P_21_16 + 7'P_21_17 + 7'P_21_18 + 7'P_21_19 + 7'P_21_20 + 7'P_21_21 + 7'P_21_22 + 6'P_21_23 + 5'P_21_24 + 4'P_21_25 + 3'P_21_26 + 2'P_21_27 + P_21_28 + P_22_3 + P_22_4 + 2'P_22_5 + 2'P_22_6 + 3'P_22_7 + 3'P_22_8 + 4'P_22_9 + 4'P_22_10 + 5'P_22_11 + 5'P_22_12 + 6'P_22_13 + 6'P_22_14 + 7'P_22_15 + 7'P_22_16 + 7'P_22_17 + 7'P_22_18 + 7'P_22_19 + 7'P_22_20 + 7'P_22_21 + 7'P_22_22 + 6'P_22_23 + 5'P_22_24 + 4'P_22_25 + 3'P_22_26 + 2'P_22_27 + P_22_28 + P_23_2 + P_23_3 + 2'P_23_4 + 2'P_23_5 + 3'P_23_6 + 3'P_23_7 + 4'P_23_8 + 4'P_23_9 + 5'P_23_10 + 5'P_23_11 + 6'P_23_12 + 6'P_23_13 + 7'P_23_14 + 7'P_23_15 + 7'P_23_16 + 7'P_23_17 + 7'P_23_18 + 7'P_23_19 + 7'P_23_20 + 7'P_23_21 + 7'P_23_22 + 6'P_23_23 + 5'P_23_24 + 4'P_23_25 + 3'P_23_26 + 2'P_23_27 + P_23_28 + P_24_3 + P_24_4 + 2'P_24_5 + 2'P_24_6 + 3'P_24_7 + 3'P_24_8 + 4'P_24_9 + 4'P_24_10 + 5'P_24_11 + 5'P_24_12 + 6'P_24_13 + 6'P_24_14 + 6'P_24_15 + 6'P_24_16 + 6'P_24_17 + 6'P_24_18 + 6'P_24_19 + 6'P_24_20 + 6'P_24_21 + 6'P_24_22 + 5'P_24_23 + 4'P_24_24 + 3'P_24_25 + 2'P_24_26 + P_24_27 + P_25_4 + P_25_5 + 2'P_25_6 + 2'P_25_7 + 3'P_25_8 + 3'P_25_9 + 4'P_25_10 + 4'P_25_11 + 5'P_25_12 + 5'P_25_13 + 5'P_25_14 + 5'P_25_15 + 5'P_25_16 + 5'P_25_17 + 5'P_25_18 + 5'P_25_19 + 5'P_25_20 + 5'P_25_21 + 5'P_25_22 + 4'P_25_23 + 3'P_25_24 + 2'P_25_25 + P_25_26 + P_26_5 + P_26_6 + 2'P_26_7 + 2'P_26_8 + 3'P_26_9 + 3'P_26_10 + 4'P_26_11 + 4'P_26_12 + 4'P_26_13 + 4'P_26_14 + 4'P_26_15 + 4'P_26_16 + 4'P_26_17 + 4'P_26_18 + 4'P_26_19 + 4'P_26_20 + 4'P_26_21 + 4'P_26_22 + 3'P_26_23 + 2'P_26_24 + P_26_25 + P_27_6 + P_27_7 + 2'P_27_8 + 2'P_27_9 + 3'P_27_10 + 3'P_27_11 + 3'P_27_12 + 3'P_27_13 + 3'P_27_14 + 3'P_27_15 + 3'P_27_16 + 3'P_27_17 + 3'P_27_18 + 3'P_27_19 + 3'P_27_20 + 3'P_27_21 + 3'P_27_22 + 2'P_27_23 + P_27_24 + P_28_7 + P_28_8 + 2'P_28_9 + 2'P_28_10 + 2'P_28_11 + 2'P_28_12 + 2'P_28_13 + 2'P_28_14 + 2'P_28_15 + 2'P_28_16 + 2'P_28_17 + 2'P_28_18 + 2'P_28_19 + 2'P_28_20 + 2'P_28_21 + 2'P_28_22 + P_28_23 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + -1'cX_24 + -2'cX_25 + -3'cX_26 + -4'cX_27 + -5'cX_28 + -6'cX_29 + -1'cY_23 + -2'cY_24 + -3'cY_25 + -4'cY_26 + -5'cY_27 + -6'cY_28 + -7'cY_29 + 4'L_0 + 4'L_1 + 3'L_2 + 3'L_3 + 2'L_4 + 2'L_5 + L_6 + L_7 + L_53 + L_54 + 2'L_55 + 2'L_56 + 3'L_57 + 3'L_58 + R_26 + R_27 + 2'R_28 + 2'R_29 + 3'R_30 + 3'R_31 + 4'R_32 + 4'R_33 + 5'R_34 + 5'R_35 + 6'R_36 + 6'R_37 + 7'R_38 + 7'R_39 + 7'R_40 + 7'R_41 + 7'R_42 + 7'R_43 + 7'R_44 + 7'R_45 + 7'R_46 + 7'R_47 + 7'R_48 + 7'R_49 + 7'R_50 + 7'R_51 + 7'R_52 + 7'R_53 + 8'R_54 + 9'R_55 + 10'R_56 + 11'R_57 + 12'R_58 + 13'R_59 = 200
invariant :P_2_7 + P_3_6 + P_3_7 + P_3_8 + P_4_5 + P_4_6 + 2'P_4_7 + P_4_8 + P_4_9 + P_5_4 + P_5_5 + 2'P_5_6 + 2'P_5_7 + 2'P_5_8 + P_5_9 + P_5_10 + P_6_3 + P_6_4 + 2'P_6_5 + 2'P_6_6 + 3'P_6_7 + 2'P_6_8 + 2'P_6_9 + P_6_10 + P_6_11 + P_7_2 + P_7_3 + 2'P_7_4 + 2'P_7_5 + 3'P_7_6 + 3'P_7_7 + 3'P_7_8 + 2'P_7_9 + 2'P_7_10 + P_7_11 + P_7_12 + P_8_3 + P_8_4 + 2'P_8_5 + 2'P_8_6 + 3'P_8_7 + 2'P_8_8 + 2'P_8_9 + P_8_10 + P_8_11 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_8_24 + -1'P_8_25 + -1'P_8_26 + -1'P_8_27 + -1'P_8_28 + P_9_4 + P_9_5 + 2'P_9_6 + 2'P_9_7 + 2'P_9_8 + P_9_9 + P_9_10 + -1'P_9_13 + -1'P_9_14 + -2'P_9_15 + -2'P_9_16 + -2'P_9_17 + -2'P_9_18 + -2'P_9_19 + -2'P_9_20 + -2'P_9_21 + -2'P_9_22 + -2'P_9_23 + -2'P_9_24 + -2'P_9_25 + -2'P_9_26 + -2'P_9_27 + -1'P_9_28 + P_10_5 + P_10_6 + 2'P_10_7 + P_10_8 + P_10_9 + -1'P_10_12 + -1'P_10_13 + -2'P_10_14 + -2'P_10_15 + -3'P_10_16 + -3'P_10_17 + -3'P_10_18 + -3'P_10_19 + -3'P_10_20 + -3'P_10_21 + -3'P_10_22 + -3'P_10_23 + -3'P_10_24 + -3'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + P_11_6 + P_11_7 + P_11_8 + -1'P_11_11 + -1'P_11_12 + -2'P_11_13 + -2'P_11_14 + -3'P_11_15 + -3'P_11_16 + -4'P_11_17 + -4'P_11_18 + -4'P_11_19 + -4'P_11_20 + -4'P_11_21 + -4'P_11_22 + -4'P_11_23 + -4'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + P_12_7 + -1'P_12_10 + -1'P_12_11 + -2'P_12_12 + -2'P_12_13 + -3'P_12_14 + -3'P_12_15 + -4'P_12_16 + -4'P_12_17 + -5'P_12_18 + -5'P_12_19 + -5'P_12_20 + -5'P_12_21 + -5'P_12_22 + -5'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_9 + -1'P_13_10 + -2'P_13_11 + -2'P_13_12 + -3'P_13_13 + -3'P_13_14 + -4'P_13_15 + -4'P_13_16 + -5'P_13_17 + -5'P_13_18 + -6'P_13_19 + -6'P_13_20 + -6'P_13_21 + -6'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_8 + -1'P_14_9 + -2'P_14_10 + -2'P_14_11 + -3'P_14_12 + -3'P_14_13 + -4'P_14_14 + -4'P_14_15 + -5'P_14_16 + -5'P_14_17 + -6'P_14_18 + -6'P_14_19 + -7'P_14_20 + -7'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_8 + -2'P_15_9 + -2'P_15_10 + -3'P_15_11 + -3'P_15_12 + -4'P_15_13 + -4'P_15_14 + -5'P_15_15 + -5'P_15_16 + -6'P_15_17 + -6'P_15_18 + -7'P_15_19 + -7'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_8 + -2'P_16_9 + -3'P_16_10 + -3'P_16_11 + -4'P_16_12 + -4'P_16_13 + -5'P_16_14 + -5'P_16_15 + -6'P_16_16 + -6'P_16_17 + -7'P_16_18 + -7'P_16_19 + -8'P_16_20 + -7'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_8 + -2'P_17_9 + -3'P_17_10 + -4'P_17_11 + -4'P_17_12 + -5'P_17_13 + -5'P_17_14 + -6'P_17_15 + -6'P_17_16 + -7'P_17_17 + -7'P_17_18 + -8'P_17_19 + -7'P_17_20 + -7'P_17_21 + -6'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_8 + -2'P_18_9 + -3'P_18_10 + -4'P_18_11 + -5'P_18_12 + -5'P_18_13 + -6'P_18_14 + -6'P_18_15 + -7'P_18_16 + -7'P_18_17 + -8'P_18_18 + -7'P_18_19 + -7'P_18_20 + -6'P_18_21 + -6'P_18_22 + -5'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_8 + -2'P_19_9 + -3'P_19_10 + -4'P_19_11 + -5'P_19_12 + -6'P_19_13 + -6'P_19_14 + -7'P_19_15 + -7'P_19_16 + -8'P_19_17 + -7'P_19_18 + -7'P_19_19 + -6'P_19_20 + -6'P_19_21 + -5'P_19_22 + -5'P_19_23 + -4'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_8 + -2'P_20_9 + -3'P_20_10 + -4'P_20_11 + -5'P_20_12 + -6'P_20_13 + -7'P_20_14 + -7'P_20_15 + -8'P_20_16 + -7'P_20_17 + -7'P_20_18 + -6'P_20_19 + -6'P_20_20 + -5'P_20_21 + -5'P_20_22 + -4'P_20_23 + -4'P_20_24 + -3'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_8 + -2'P_21_9 + -3'P_21_10 + -4'P_21_11 + -5'P_21_12 + -6'P_21_13 + -7'P_21_14 + -8'P_21_15 + -7'P_21_16 + -7'P_21_17 + -6'P_21_18 + -6'P_21_19 + -5'P_21_20 + -5'P_21_21 + -4'P_21_22 + -4'P_21_23 + -3'P_21_24 + -3'P_21_25 + -2'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_8 + -2'P_22_9 + -3'P_22_10 + -4'P_22_11 + -5'P_22_12 + -6'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -6'P_22_17 + -6'P_22_18 + -5'P_22_19 + -5'P_22_20 + -4'P_22_21 + -4'P_22_22 + -3'P_22_23 + -3'P_22_24 + -2'P_22_25 + -2'P_22_26 + -1'P_22_27 + -1'P_22_28 + -1'P_23_8 + -2'P_23_9 + -3'P_23_10 + -4'P_23_11 + -5'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -5'P_23_18 + -5'P_23_19 + -4'P_23_20 + -4'P_23_21 + -3'P_23_22 + -3'P_23_23 + -2'P_23_24 + -2'P_23_25 + -1'P_23_26 + -1'P_23_27 + -1'P_24_8 + -2'P_24_9 + -3'P_24_10 + -4'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -4'P_24_19 + -4'P_24_20 + -3'P_24_21 + -3'P_24_22 + -2'P_24_23 + -2'P_24_24 + -1'P_24_25 + -1'P_24_26 + -1'P_25_8 + -2'P_25_9 + -3'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -3'P_25_20 + -3'P_25_21 + -2'P_25_22 + -2'P_25_23 + -1'P_25_24 + -1'P_25_25 + -1'P_26_8 + -2'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -2'P_26_21 + -2'P_26_22 + -1'P_26_23 + -1'P_26_24 + -1'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -1'P_27_22 + -1'P_27_23 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'cX_8 + -2'cX_9 + -3'cX_10 + -4'cX_11 + -5'cX_12 + -6'cX_13 + -7'cX_14 + -8'cX_15 + -9'cX_16 + -10'cX_17 + -11'cX_18 + -12'cX_19 + -13'cX_20 + -14'cX_21 + -15'cX_22 + -16'cX_23 + -17'cX_24 + -18'cX_25 + -19'cX_26 + -20'cX_27 + -21'cX_28 + -22'cX_29 + -1'cY_8 + -2'cY_9 + -3'cY_10 + -4'cY_11 + -5'cY_12 + -6'cY_13 + -7'cY_14 + -8'cY_15 + -9'cY_16 + -10'cY_17 + -11'cY_18 + -12'cY_19 + -13'cY_20 + -14'cY_21 + -15'cY_22 + -16'cY_23 + -17'cY_24 + -18'cY_25 + -19'cY_26 + -20'cY_27 + -21'cY_28 + -22'cY_29 + 11'L_0 + 11'L_1 + 10'L_2 + 10'L_3 + 9'L_4 + 9'L_5 + 8'L_6 + 8'L_7 + 7'L_8 + 7'L_9 + 6'L_10 + 6'L_11 + 5'L_12 + 5'L_13 + 4'L_14 + 4'L_15 + 3'L_16 + 3'L_17 + 2'L_18 + 2'L_19 + L_20 + L_21 + L_37 + L_38 + 2'L_39 + 2'L_40 + 3'L_41 + 3'L_42 + 4'L_43 + 4'L_44 + 5'L_45 + 5'L_46 + 6'L_47 + 6'L_48 + 7'L_49 + 7'L_50 + 8'L_51 + 8'L_52 + 9'L_53 + 9'L_54 + 10'L_55 + 10'L_56 + 11'L_57 + 11'L_58 + R_10 + R_11 + 2'R_12 + 2'R_13 + 3'R_14 + 3'R_15 + 4'R_16 + 4'R_17 + 5'R_18 + 5'R_19 + 6'R_20 + 6'R_21 + 7'R_22 + 7'R_23 + 8'R_24 + 8'R_25 + 9'R_26 + 9'R_27 + 10'R_28 + 10'R_29 + 11'R_30 + 11'R_31 + 12'R_32 + 12'R_33 + 13'R_34 + 13'R_35 + 14'R_36 + 14'R_37 + 16'R_38 + 17'R_39 + 19'R_40 + 20'R_41 + 22'R_42 + 23'R_43 + 25'R_44 + 26'R_45 + 28'R_46 + 29'R_47 + 31'R_48 + 32'R_49 + 34'R_50 + 35'R_51 + 37'R_52 + 38'R_53 + 39'R_54 + 40'R_55 + 41'R_56 + 42'R_57 + 43'R_58 + 44'R_59 = 649
invariant :P_29_0 + L_58 = 1
invariant :P_1_24 + -1'P_3_23 + -1'P_3_24 + -1'P_3_25 + -1'P_4_22 + -2'P_4_23 + -2'P_4_24 + -2'P_4_25 + -1'P_4_26 + -1'P_5_21 + -2'P_5_22 + -3'P_5_23 + -3'P_5_24 + -3'P_5_25 + -2'P_5_26 + -1'P_5_27 + -1'P_6_20 + -2'P_6_21 + -3'P_6_22 + -4'P_6_23 + -4'P_6_24 + -4'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_19 + -2'P_7_20 + -3'P_7_21 + -4'P_7_22 + -5'P_7_23 + -5'P_7_24 + -5'P_7_25 + -4'P_7_26 + -3'P_7_27 + -2'P_7_28 + -1'P_8_18 + -2'P_8_19 + -3'P_8_20 + -4'P_8_21 + -5'P_8_22 + -6'P_8_23 + -6'P_8_24 + -6'P_8_25 + -5'P_8_26 + -4'P_8_27 + -2'P_8_28 + -1'P_9_17 + -2'P_9_18 + -3'P_9_19 + -4'P_9_20 + -5'P_9_21 + -6'P_9_22 + -7'P_9_23 + -7'P_9_24 + -7'P_9_25 + -6'P_9_26 + -4'P_9_27 + -2'P_9_28 + -1'P_10_16 + -2'P_10_17 + -3'P_10_18 + -4'P_10_19 + -5'P_10_20 + -6'P_10_21 + -7'P_10_22 + -8'P_10_23 + -8'P_10_24 + -8'P_10_25 + -6'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_15 + -2'P_11_16 + -3'P_11_17 + -4'P_11_18 + -5'P_11_19 + -6'P_11_20 + -7'P_11_21 + -8'P_11_22 + -9'P_11_23 + -9'P_11_24 + -8'P_11_25 + -6'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_14 + -2'P_12_15 + -3'P_12_16 + -4'P_12_17 + -5'P_12_18 + -6'P_12_19 + -7'P_12_20 + -8'P_12_21 + -9'P_12_22 + -10'P_12_23 + -9'P_12_24 + -8'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_13 + -2'P_13_14 + -3'P_13_15 + -4'P_13_16 + -5'P_13_17 + -6'P_13_18 + -7'P_13_19 + -8'P_13_20 + -9'P_13_21 + -10'P_13_22 + -10'P_13_23 + -9'P_13_24 + -8'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_12 + -2'P_14_13 + -3'P_14_14 + -4'P_14_15 + -5'P_14_16 + -6'P_14_17 + -7'P_14_18 + -8'P_14_19 + -9'P_14_20 + -10'P_14_21 + -10'P_14_22 + -10'P_14_23 + -9'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_11 + -2'P_15_12 + -3'P_15_13 + -4'P_15_14 + -5'P_15_15 + -6'P_15_16 + -7'P_15_17 + -8'P_15_18 + -9'P_15_19 + -10'P_15_20 + -10'P_15_21 + -10'P_15_22 + -10'P_15_23 + -9'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_10 + -2'P_16_11 + -3'P_16_12 + -4'P_16_13 + -5'P_16_14 + -6'P_16_15 + -7'P_16_16 + -8'P_16_17 + -9'P_16_18 + -10'P_16_19 + -10'P_16_20 + -10'P_16_21 + -10'P_16_22 + -10'P_16_23 + -9'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_9 + -2'P_17_10 + -3'P_17_11 + -4'P_17_12 + -5'P_17_13 + -6'P_17_14 + -7'P_17_15 + -8'P_17_16 + -9'P_17_17 + -10'P_17_18 + -10'P_17_19 + -10'P_17_20 + -10'P_17_21 + -10'P_17_22 + -10'P_17_23 + -9'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_8 + -2'P_18_9 + -3'P_18_10 + -4'P_18_11 + -5'P_18_12 + -6'P_18_13 + -7'P_18_14 + -8'P_18_15 + -9'P_18_16 + -10'P_18_17 + -10'P_18_18 + -10'P_18_19 + -10'P_18_20 + -10'P_18_21 + -10'P_18_22 + -10'P_18_23 + -9'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_7 + -2'P_19_8 + -3'P_19_9 + -4'P_19_10 + -5'P_19_11 + -6'P_19_12 + -7'P_19_13 + -8'P_19_14 + -9'P_19_15 + -10'P_19_16 + -10'P_19_17 + -10'P_19_18 + -10'P_19_19 + -10'P_19_20 + -10'P_19_21 + -10'P_19_22 + -10'P_19_23 + -9'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_6 + -2'P_20_7 + -3'P_20_8 + -4'P_20_9 + -5'P_20_10 + -6'P_20_11 + -7'P_20_12 + -8'P_20_13 + -9'P_20_14 + -10'P_20_15 + -10'P_20_16 + -10'P_20_17 + -10'P_20_18 + -10'P_20_19 + -10'P_20_20 + -10'P_20_21 + -10'P_20_22 + -10'P_20_23 + -9'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_5 + -2'P_21_6 + -3'P_21_7 + -4'P_21_8 + -5'P_21_9 + -6'P_21_10 + -7'P_21_11 + -8'P_21_12 + -9'P_21_13 + -10'P_21_14 + -10'P_21_15 + -10'P_21_16 + -10'P_21_17 + -10'P_21_18 + -10'P_21_19 + -10'P_21_20 + -10'P_21_21 + -10'P_21_22 + -10'P_21_23 + -9'P_21_24 + -8'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_4 + -2'P_22_5 + -3'P_22_6 + -4'P_22_7 + -5'P_22_8 + -6'P_22_9 + -7'P_22_10 + -8'P_22_11 + -9'P_22_12 + -10'P_22_13 + -10'P_22_14 + -10'P_22_15 + -10'P_22_16 + -10'P_22_17 + -10'P_22_18 + -10'P_22_19 + -10'P_22_20 + -10'P_22_21 + -10'P_22_22 + -10'P_22_23 + -9'P_22_24 + -8'P_22_25 + -6'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_3 + -2'P_23_4 + -3'P_23_5 + -4'P_23_6 + -5'P_23_7 + -6'P_23_8 + -7'P_23_9 + -8'P_23_10 + -9'P_23_11 + -10'P_23_12 + -10'P_23_13 + -10'P_23_14 + -10'P_23_15 + -10'P_23_16 + -10'P_23_17 + -10'P_23_18 + -10'P_23_19 + -10'P_23_20 + -10'P_23_21 + -10'P_23_22 + -10'P_23_23 + -9'P_23_24 + -8'P_23_25 + -6'P_23_26 + -4'P_23_27 + -2'P_23_28 + -1'P_24_2 + -2'P_24_3 + -3'P_24_4 + -4'P_24_5 + -5'P_24_6 + -6'P_24_7 + -7'P_24_8 + -8'P_24_9 + -9'P_24_10 + -10'P_24_11 + -10'P_24_12 + -10'P_24_13 + -10'P_24_14 + -10'P_24_15 + -10'P_24_16 + -10'P_24_17 + -10'P_24_18 + -10'P_24_19 + -10'P_24_20 + -10'P_24_21 + -10'P_24_22 + -10'P_24_23 + -9'P_24_24 + -8'P_24_25 + -6'P_24_26 + -4'P_24_27 + -2'P_24_28 + -1'P_25_2 + -2'P_25_3 + -3'P_25_4 + -4'P_25_5 + -5'P_25_6 + -6'P_25_7 + -7'P_25_8 + -8'P_25_9 + -9'P_25_10 + -9'P_25_11 + -9'P_25_12 + -9'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -9'P_25_20 + -9'P_25_21 + -9'P_25_22 + -9'P_25_23 + -8'P_25_24 + -7'P_25_25 + -5'P_25_26 + -3'P_25_27 + -1'P_25_28 + -1'P_26_3 + -2'P_26_4 + -3'P_26_5 + -4'P_26_6 + -5'P_26_7 + -6'P_26_8 + -7'P_26_9 + -7'P_26_10 + -7'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -7'P_26_21 + -7'P_26_22 + -7'P_26_23 + -6'P_26_24 + -5'P_26_25 + -3'P_26_26 + -1'P_26_27 + -1'P_27_4 + -2'P_27_5 + -3'P_27_6 + -4'P_27_7 + -5'P_27_8 + -5'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -5'P_27_22 + -5'P_27_23 + -4'P_27_24 + -3'P_27_25 + -1'P_27_26 + -1'P_28_5 + -2'P_28_6 + -3'P_28_7 + -3'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -3'P_28_22 + -3'P_28_23 + -2'P_28_24 + -1'P_28_25 + -1'P_29_6 + -1'P_29_7 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + -1'P_29_22 + -1'P_29_23 + cX_25 + 3'cX_26 + 5'cX_27 + 7'cX_28 + 9'cX_29 + cY_24 + 2'cY_25 + 4'cY_26 + 6'cY_27 + 8'cY_28 + 10'cY_29 + -6'L_0 + -5'L_1 + -4'L_2 + -3'L_3 + -2'L_4 + -1'L_5 + -1'L_54 + -2'L_55 + -3'L_56 + -4'L_57 + -5'L_58 + -1'R_27 + -2'R_28 + -3'R_29 + -4'R_30 + -5'R_31 + -6'R_32 + -7'R_33 + -8'R_34 + -9'R_35 + -10'R_36 + -10'R_37 + -10'R_38 + -10'R_39 + -10'R_40 + -10'R_41 + -10'R_42 + -10'R_43 + -10'R_44 + -10'R_45 + -10'R_46 + -10'R_47 + -10'R_48 + -10'R_49 + -10'R_50 + -10'R_51 + -10'R_52 + -10'R_53 + -10'R_54 + -11'R_55 + -13'R_56 + -15'R_57 + -17'R_58 + -19'R_59 = -290
invariant :P_2_3 + P_3_2 + P_3_3 + P_3_4 + P_4_3 + -1'P_4_6 + -1'P_4_7 + -1'P_4_8 + -1'P_4_9 + -1'P_4_10 + -1'P_4_11 + -1'P_4_12 + -1'P_4_13 + -1'P_4_14 + -1'P_4_15 + -1'P_4_16 + -1'P_4_17 + -1'P_4_18 + -1'P_4_19 + -1'P_4_20 + -1'P_4_21 + -1'P_4_22 + -1'P_4_23 + -1'P_4_24 + -1'P_4_25 + -1'P_4_26 + -1'P_4_27 + -1'P_4_28 + -1'P_5_5 + -1'P_5_6 + -2'P_5_7 + -2'P_5_8 + -2'P_5_9 + -2'P_5_10 + -2'P_5_11 + -2'P_5_12 + -2'P_5_13 + -2'P_5_14 + -2'P_5_15 + -2'P_5_16 + -2'P_5_17 + -2'P_5_18 + -2'P_5_19 + -2'P_5_20 + -2'P_5_21 + -2'P_5_22 + -2'P_5_23 + -2'P_5_24 + -2'P_5_25 + -2'P_5_26 + -2'P_5_27 + -1'P_5_28 + -1'P_6_4 + -1'P_6_5 + -2'P_6_6 + -2'P_6_7 + -3'P_6_8 + -3'P_6_9 + -3'P_6_10 + -3'P_6_11 + -3'P_6_12 + -3'P_6_13 + -3'P_6_14 + -3'P_6_15 + -3'P_6_16 + -3'P_6_17 + -3'P_6_18 + -3'P_6_19 + -3'P_6_20 + -3'P_6_21 + -3'P_6_22 + -3'P_6_23 + -3'P_6_24 + -3'P_6_25 + -3'P_6_26 + -2'P_6_27 + -1'P_6_28 + -1'P_7_4 + -2'P_7_5 + -2'P_7_6 + -3'P_7_7 + -3'P_7_8 + -4'P_7_9 + -4'P_7_10 + -4'P_7_11 + -4'P_7_12 + -4'P_7_13 + -4'P_7_14 + -4'P_7_15 + -4'P_7_16 + -4'P_7_17 + -4'P_7_18 + -4'P_7_19 + -4'P_7_20 + -4'P_7_21 + -4'P_7_22 + -4'P_7_23 + -4'P_7_24 + -4'P_7_25 + -3'P_7_26 + -2'P_7_27 + -1'P_7_28 + -1'P_8_4 + -2'P_8_5 + -3'P_8_6 + -3'P_8_7 + -4'P_8_8 + -4'P_8_9 + -5'P_8_10 + -5'P_8_11 + -5'P_8_12 + -5'P_8_13 + -5'P_8_14 + -5'P_8_15 + -5'P_8_16 + -5'P_8_17 + -5'P_8_18 + -5'P_8_19 + -5'P_8_20 + -5'P_8_21 + -5'P_8_22 + -5'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_4 + -2'P_9_5 + -3'P_9_6 + -4'P_9_7 + -4'P_9_8 + -5'P_9_9 + -5'P_9_10 + -6'P_9_11 + -6'P_9_12 + -6'P_9_13 + -6'P_9_14 + -6'P_9_15 + -6'P_9_16 + -6'P_9_17 + -6'P_9_18 + -6'P_9_19 + -6'P_9_20 + -6'P_9_21 + -6'P_9_22 + -6'P_9_23 + -5'P_9_24 + -4'P_9_25 + -3'P_9_26 + -2'P_9_27 + -1'P_9_28 + -1'P_10_4 + -2'P_10_5 + -3'P_10_6 + -4'P_10_7 + -5'P_10_8 + -5'P_10_9 + -6'P_10_10 + -6'P_10_11 + -7'P_10_12 + -7'P_10_13 + -7'P_10_14 + -7'P_10_15 + -7'P_10_16 + -7'P_10_17 + -7'P_10_18 + -7'P_10_19 + -7'P_10_20 + -7'P_10_21 + -7'P_10_22 + -6'P_10_23 + -5'P_10_24 + -4'P_10_25 + -3'P_10_26 + -2'P_10_27 + -1'P_10_28 + -1'P_11_4 + -2'P_11_5 + -3'P_11_6 + -4'P_11_7 + -5'P_11_8 + -6'P_11_9 + -6'P_11_10 + -7'P_11_11 + -7'P_11_12 + -8'P_11_13 + -8'P_11_14 + -8'P_11_15 + -8'P_11_16 + -8'P_11_17 + -8'P_11_18 + -8'P_11_19 + -8'P_11_20 + -8'P_11_21 + -7'P_11_22 + -6'P_11_23 + -5'P_11_24 + -4'P_11_25 + -3'P_11_26 + -2'P_11_27 + -1'P_11_28 + -1'P_12_4 + -2'P_12_5 + -3'P_12_6 + -4'P_12_7 + -5'P_12_8 + -6'P_12_9 + -7'P_12_10 + -7'P_12_11 + -8'P_12_12 + -8'P_12_13 + -9'P_12_14 + -9'P_12_15 + -9'P_12_16 + -9'P_12_17 + -9'P_12_18 + -9'P_12_19 + -9'P_12_20 + -8'P_12_21 + -7'P_12_22 + -6'P_12_23 + -5'P_12_24 + -4'P_12_25 + -3'P_12_26 + -2'P_12_27 + -1'P_12_28 + -1'P_13_4 + -2'P_13_5 + -3'P_13_6 + -4'P_13_7 + -5'P_13_8 + -6'P_13_9 + -7'P_13_10 + -8'P_13_11 + -8'P_13_12 + -9'P_13_13 + -9'P_13_14 + -10'P_13_15 + -10'P_13_16 + -10'P_13_17 + -10'P_13_18 + -10'P_13_19 + -9'P_13_20 + -8'P_13_21 + -7'P_13_22 + -6'P_13_23 + -5'P_13_24 + -4'P_13_25 + -3'P_13_26 + -2'P_13_27 + -1'P_13_28 + -1'P_14_4 + -2'P_14_5 + -3'P_14_6 + -4'P_14_7 + -5'P_14_8 + -6'P_14_9 + -7'P_14_10 + -8'P_14_11 + -9'P_14_12 + -9'P_14_13 + -10'P_14_14 + -10'P_14_15 + -11'P_14_16 + -11'P_14_17 + -11'P_14_18 + -10'P_14_19 + -9'P_14_20 + -8'P_14_21 + -7'P_14_22 + -6'P_14_23 + -5'P_14_24 + -4'P_14_25 + -3'P_14_26 + -2'P_14_27 + -1'P_14_28 + -1'P_15_4 + -2'P_15_5 + -3'P_15_6 + -4'P_15_7 + -5'P_15_8 + -6'P_15_9 + -7'P_15_10 + -8'P_15_11 + -9'P_15_12 + -10'P_15_13 + -10'P_15_14 + -11'P_15_15 + -11'P_15_16 + -12'P_15_17 + -11'P_15_18 + -10'P_15_19 + -9'P_15_20 + -8'P_15_21 + -7'P_15_22 + -6'P_15_23 + -5'P_15_24 + -4'P_15_25 + -3'P_15_26 + -2'P_15_27 + -1'P_15_28 + -1'P_16_4 + -2'P_16_5 + -3'P_16_6 + -4'P_16_7 + -5'P_16_8 + -6'P_16_9 + -7'P_16_10 + -8'P_16_11 + -9'P_16_12 + -10'P_16_13 + -11'P_16_14 + -11'P_16_15 + -12'P_16_16 + -11'P_16_17 + -11'P_16_18 + -10'P_16_19 + -9'P_16_20 + -8'P_16_21 + -7'P_16_22 + -6'P_16_23 + -5'P_16_24 + -4'P_16_25 + -3'P_16_26 + -2'P_16_27 + -1'P_16_28 + -1'P_17_4 + -2'P_17_5 + -3'P_17_6 + -4'P_17_7 + -5'P_17_8 + -6'P_17_9 + -7'P_17_10 + -8'P_17_11 + -9'P_17_12 + -10'P_17_13 + -11'P_17_14 + -12'P_17_15 + -11'P_17_16 + -11'P_17_17 + -10'P_17_18 + -10'P_17_19 + -9'P_17_20 + -8'P_17_21 + -7'P_17_22 + -6'P_17_23 + -5'P_17_24 + -4'P_17_25 + -3'P_17_26 + -2'P_17_27 + -1'P_17_28 + -1'P_18_4 + -2'P_18_5 + -3'P_18_6 + -4'P_18_7 + -5'P_18_8 + -6'P_18_9 + -7'P_18_10 + -8'P_18_11 + -9'P_18_12 + -10'P_18_13 + -11'P_18_14 + -11'P_18_15 + -11'P_18_16 + -10'P_18_17 + -10'P_18_18 + -9'P_18_19 + -9'P_18_20 + -8'P_18_21 + -7'P_18_22 + -6'P_18_23 + -5'P_18_24 + -4'P_18_25 + -3'P_18_26 + -2'P_18_27 + -1'P_18_28 + -1'P_19_4 + -2'P_19_5 + -3'P_19_6 + -4'P_19_7 + -5'P_19_8 + -6'P_19_9 + -7'P_19_10 + -8'P_19_11 + -9'P_19_12 + -10'P_19_13 + -10'P_19_14 + -10'P_19_15 + -10'P_19_16 + -10'P_19_17 + -9'P_19_18 + -9'P_19_19 + -8'P_19_20 + -8'P_19_21 + -7'P_19_22 + -6'P_19_23 + -5'P_19_24 + -4'P_19_25 + -3'P_19_26 + -2'P_19_27 + -1'P_19_28 + -1'P_20_4 + -2'P_20_5 + -3'P_20_6 + -4'P_20_7 + -5'P_20_8 + -6'P_20_9 + -7'P_20_10 + -8'P_20_11 + -9'P_20_12 + -9'P_20_13 + -9'P_20_14 + -9'P_20_15 + -9'P_20_16 + -9'P_20_17 + -9'P_20_18 + -8'P_20_19 + -8'P_20_20 + -7'P_20_21 + -7'P_20_22 + -6'P_20_23 + -5'P_20_24 + -4'P_20_25 + -3'P_20_26 + -2'P_20_27 + -1'P_20_28 + -1'P_21_4 + -2'P_21_5 + -3'P_21_6 + -4'P_21_7 + -5'P_21_8 + -6'P_21_9 + -7'P_21_10 + -8'P_21_11 + -8'P_21_12 + -8'P_21_13 + -8'P_21_14 + -8'P_21_15 + -8'P_21_16 + -8'P_21_17 + -8'P_21_18 + -8'P_21_19 + -7'P_21_20 + -7'P_21_21 + -6'P_21_22 + -6'P_21_23 + -5'P_21_24 + -4'P_21_25 + -3'P_21_26 + -2'P_21_27 + -1'P_21_28 + -1'P_22_4 + -2'P_22_5 + -3'P_22_6 + -4'P_22_7 + -5'P_22_8 + -6'P_22_9 + -7'P_22_10 + -7'P_22_11 + -7'P_22_12 + -7'P_22_13 + -7'P_22_14 + -7'P_22_15 + -7'P_22_16 + -7'P_22_17 + -7'P_22_18 + -7'P_22_19 + -7'P_22_20 + -6'P_22_21 + -6'P_22_22 + -5'P_22_23 + -5'P_22_24 + -4'P_22_25 + -3'P_22_26 + -2'P_22_27 + -1'P_22_28 + -1'P_23_4 + -2'P_23_5 + -3'P_23_6 + -4'P_23_7 + -5'P_23_8 + -6'P_23_9 + -6'P_23_10 + -6'P_23_11 + -6'P_23_12 + -6'P_23_13 + -6'P_23_14 + -6'P_23_15 + -6'P_23_16 + -6'P_23_17 + -6'P_23_18 + -6'P_23_19 + -6'P_23_20 + -6'P_23_21 + -5'P_23_22 + -5'P_23_23 + -4'P_23_24 + -4'P_23_25 + -3'P_23_26 + -2'P_23_27 + -1'P_23_28 + -1'P_24_4 + -2'P_24_5 + -3'P_24_6 + -4'P_24_7 + -5'P_24_8 + -5'P_24_9 + -5'P_24_10 + -5'P_24_11 + -5'P_24_12 + -5'P_24_13 + -5'P_24_14 + -5'P_24_15 + -5'P_24_16 + -5'P_24_17 + -5'P_24_18 + -5'P_24_19 + -5'P_24_20 + -5'P_24_21 + -5'P_24_22 + -4'P_24_23 + -4'P_24_24 + -3'P_24_25 + -3'P_24_26 + -2'P_24_27 + -1'P_24_28 + -1'P_25_4 + -2'P_25_5 + -3'P_25_6 + -4'P_25_7 + -4'P_25_8 + -4'P_25_9 + -4'P_25_10 + -4'P_25_11 + -4'P_25_12 + -4'P_25_13 + -4'P_25_14 + -4'P_25_15 + -4'P_25_16 + -4'P_25_17 + -4'P_25_18 + -4'P_25_19 + -4'P_25_20 + -4'P_25_21 + -4'P_25_22 + -4'P_25_23 + -3'P_25_24 + -3'P_25_25 + -2'P_25_26 + -2'P_25_27 + -1'P_25_28 + -1'P_26_4 + -2'P_26_5 + -3'P_26_6 + -3'P_26_7 + -3'P_26_8 + -3'P_26_9 + -3'P_26_10 + -3'P_26_11 + -3'P_26_12 + -3'P_26_13 + -3'P_26_14 + -3'P_26_15 + -3'P_26_16 + -3'P_26_17 + -3'P_26_18 + -3'P_26_19 + -3'P_26_20 + -3'P_26_21 + -3'P_26_22 + -3'P_26_23 + -3'P_26_24 + -2'P_26_25 + -2'P_26_26 + -1'P_26_27 + -1'P_26_28 + -1'P_27_4 + -2'P_27_5 + -2'P_27_6 + -2'P_27_7 + -2'P_27_8 + -2'P_27_9 + -2'P_27_10 + -2'P_27_11 + -2'P_27_12 + -2'P_27_13 + -2'P_27_14 + -2'P_27_15 + -2'P_27_16 + -2'P_27_17 + -2'P_27_18 + -2'P_27_19 + -2'P_27_20 + -2'P_27_21 + -2'P_27_22 + -2'P_27_23 + -2'P_27_24 + -2'P_27_25 + -1'P_27_26 + -1'P_27_27 + -1'P_28_4 + -1'P_28_5 + -1'P_28_6 + -1'P_28_7 + -1'P_28_8 + -1'P_28_9 + -1'P_28_10 + -1'P_28_11 + -1'P_28_12 + -1'P_28_13 + -1'P_28_14 + -1'P_28_15 + -1'P_28_16 + -1'P_28_17 + -1'P_28_18 + -1'P_28_19 + -1'P_28_20 + -1'P_28_21 + -1'P_28_22 + -1'P_28_23 + -1'P_28_24 + -1'P_28_25 + -1'P_28_26 + -1'cX_4 + -2'cX_5 + -3'cX_6 + -4'cX_7 + -5'cX_8 + -6'cX_9 + -7'cX_10 + -8'cX_11 + -9'cX_12 + -10'cX_13 + -11'cX_14 + -12'cX_15 + -13'cX_16 + -14'cX_17 + -15'cX_18 + -16'cX_19 + -17'cX_20 + -18'cX_21 + -19'cX_22 + -20'cX_23 + -21'cX_24 + -22'cX_25 + -23'cX_26 + -24'cX_27 + -25'cX_28 + -26'cX_29 + -1'cY_4 + -2'cY_5 + -3'cY_6 + -4'cY_7 + -5'cY_8 + -6'cY_9 + -7'cY_10 + -8'cY_11 + -9'cY_12 + -10'cY_13 + -11'cY_14 + -12'cY_15 + -13'cY_16 + -14'cY_17 + -15'cY_18 + -16'cY_19 + -17'cY_20 + -18'cY_21 + -19'cY_22 + -20'cY_23 + -21'cY_24 + -22'cY_25 + -23'cY_26 + -24'cY_27 + -25'cY_28 + -26'cY_29 + 13'L_0 + 13'L_1 + 12'L_2 + 12'L_3 + 11'L_4 + 11'L_5 + 10'L_6 + 10'L_7 + 9'L_8 + 9'L_9 + 8'L_10 + 8'L_11 + 7'L_12 + 7'L_13 + 6'L_14 + 6'L_15 + 5'L_16 + 5'L_17 + 4'L_18 + 4'L_19 + 3'L_20 + 3'L_21 + 2'L_22 + 2'L_23 + L_24 + L_25 + L_33 + L_34 + 2'L_35 + 2'L_36 + 3'L_37 + 3'L_38 + 4'L_39 + 4'L_40 + 5'L_41 + 5'L_42 + 6'L_43 + 6'L_44 + 7'L_45 + 7'L_46 + 8'L_47 + 8'L_48 + 9'L_49 + 9'L_50 + 10'L_51 + 10'L_52 + 11'L_53 + 11'L_54 + 12'L_55 + 12'L_56 + 13'L_57 + 13'L_58 + R_6 + R_7 + 2'R_8 + 2'R_9 + 3'R_10 + 3'R_11 + 4'R_12 + 4'R_13 + 5'R_14 + 5'R_15 + 6'R_16 + 6'R_17 + 7'R_18 + 7'R_19 + 8'R_20 + 8'R_21 + 9'R_22 + 9'R_23 + 10'R_24 + 10'R_25 + 11'R_26 + 11'R_27 + 12'R_28 + 12'R_29 + 13'R_30 + 13'R_31 + 14'R_32 + 14'R_33 + 16'R_34 + 17'R_35 + 19'R_36 + 20'R_37 + 22'R_38 + 23'R_39 + 25'R_40 + 26'R_41 + 28'R_42 + 29'R_43 + 31'R_44 + 32'R_45 + 34'R_46 + 35'R_47 + 37'R_48 + 38'R_49 + 40'R_50 + 41'R_51 + 43'R_52 + 44'R_53 + 46'R_54 + 47'R_55 + 49'R_56 + 50'R_57 + 51'R_58 + 52'R_59 = 767
invariant :P_22_1 + P_22_2 + P_22_3 + P_22_4 + P_22_5 + P_22_6 + P_22_7 + P_22_8 + P_22_9 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_22_21 + P_22_22 + P_22_23 + P_22_24 + P_22_25 + P_22_26 + P_22_27 + P_22_28 + P_23_2 + P_23_3 + P_23_4 + P_23_5 + P_23_6 + P_23_7 + P_23_8 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_23_22 + P_23_23 + P_23_24 + P_23_25 + P_23_26 + P_23_27 + P_24_3 + P_24_4 + P_24_5 + P_24_6 + P_24_7 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_24_23 + P_24_24 + P_24_25 + P_24_26 + P_25_4 + P_25_5 + P_25_6 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_25_24 + P_25_25 + P_26_5 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + cX_22 + cX_23 + cX_24 + cX_25 + cX_26 + cX_27 + cX_28 + cX_29 + -1'L_51 + -1'L_52 + -1'L_53 + -1'L_54 + -1'L_55 + -1'L_56 + -1'L_57 + -1'L_58 + -1'R_52 + -1'R_53 + -1'R_54 + -1'R_55 + -1'R_56 + -1'R_57 + -1'R_58 + -1'R_59 = -8
invariant :P_2_0 + -1'P_3_2 + -1'P_3_3 + -1'P_3_4 + -1'P_3_5 + -1'P_3_6 + -1'P_3_7 + -1'P_3_8 + -1'P_3_9 + -1'P_3_10 + -1'P_3_11 + -1'P_3_12 + -1'P_3_13 + -1'P_3_14 + -1'P_3_15 + -1'P_3_16 + -1'P_3_17 + -1'P_3_18 + -1'P_3_19 + -1'P_3_20 + -1'P_3_21 + -1'P_3_22 + -1'P_3_23 + -1'P_3_24 + -1'P_3_25 + -1'P_3_26 + -1'P_3_27 + -1'P_3_28 + -1'P_4_3 + -1'P_4_4 + -1'P_4_5 + -1'P_4_6 + -1'P_4_7 + -1'P_4_8 + -1'P_4_9 + -1'P_4_10 + -1'P_4_11 + -1'P_4_12 + -1'P_4_13 + -1'P_4_14 + -1'P_4_15 + -1'P_4_16 + -1'P_4_17 + -1'P_4_18 + -1'P_4_19 + -1'P_4_20 + -1'P_4_21 + -1'P_4_22 + -1'P_4_23 + -1'P_4_24 + -1'P_4_25 + -1'P_4_26 + -1'P_4_27 + -1'P_5_4 + -1'P_5_5 + -1'P_5_6 + -1'P_5_7 + -1'P_5_8 + -1'P_5_9 + -1'P_5_10 + -1'P_5_11 + -1'P_5_12 + -1'P_5_13 + -1'P_5_14 + -1'P_5_15 + -1'P_5_16 + -1'P_5_17 + -1'P_5_18 + -1'P_5_19 + -1'P_5_20 + -1'P_5_21 + -1'P_5_22 + -1'P_5_23 + -1'P_5_24 + -1'P_5_25 + -1'P_5_26 + -1'P_6_5 + -1'P_6_6 + -1'P_6_7 + -1'P_6_8 + -1'P_6_9 + -1'P_6_10 + -1'P_6_11 + -1'P_6_12 + -1'P_6_13 + -1'P_6_14 + -1'P_6_15 + -1'P_6_16 + -1'P_6_17 + -1'P_6_18 + -1'P_6_19 + -1'P_6_20 + -1'P_6_21 + -1'P_6_22 + -1'P_6_23 + -1'P_6_24 + -1'P_6_25 + -1'P_7_6 + -1'P_7_7 + -1'P_7_8 + -1'P_7_9 + -1'P_7_10 + -1'P_7_11 + -1'P_7_12 + -1'P_7_13 + -1'P_7_14 + -1'P_7_15 + -1'P_7_16 + -1'P_7_17 + -1'P_7_18 + -1'P_7_19 + -1'P_7_20 + -1'P_7_21 + -1'P_7_22 + -1'P_7_23 + -1'P_7_24 + -1'P_8_7 + -1'P_8_8 + -1'P_8_9 + -1'P_8_10 + -1'P_8_11 + -1'P_8_12 + -1'P_8_13 + -1'P_8_14 + -1'P_8_15 + -1'P_8_16 + -1'P_8_17 + -1'P_8_18 + -1'P_8_19 + -1'P_8_20 + -1'P_8_21 + -1'P_8_22 + -1'P_8_23 + -1'P_9_8 + -1'P_9_9 + -1'P_9_10 + -1'P_9_11 + -1'P_9_12 + -1'P_9_13 + -1'P_9_14 + -1'P_9_15 + -1'P_9_16 + -1'P_9_17 + -1'P_9_18 + -1'P_9_19 + -1'P_9_20 + -1'P_9_21 + -1'P_9_22 + -1'P_10_9 + -1'P_10_10 + -1'P_10_11 + -1'P_10_12 + -1'P_10_13 + -1'P_10_14 + -1'P_10_15 + -1'P_10_16 + -1'P_10_17 + -1'P_10_18 + -1'P_10_19 + -1'P_10_20 + -1'P_10_21 + -1'P_11_10 + -1'P_11_11 + -1'P_11_12 + -1'P_11_13 + -1'P_11_14 + -1'P_11_15 + -1'P_11_16 + -1'P_11_17 + -1'P_11_18 + -1'P_11_19 + -1'P_11_20 + -1'P_12_11 + -1'P_12_12 + -1'P_12_13 + -1'P_12_14 + -1'P_12_15 + -1'P_12_16 + -1'P_12_17 + -1'P_12_18 + -1'P_12_19 + -1'P_13_12 + -1'P_13_13 + -1'P_13_14 + -1'P_13_15 + -1'P_13_16 + -1'P_13_17 + -1'P_13_18 + -1'P_14_13 + -1'P_14_14 + -1'P_14_15 + -1'P_14_16 + -1'P_14_17 + -1'P_15_14 + -1'P_15_15 + -1'P_15_16 + -1'P_16_15 + P_17_15 + P_18_14 + P_18_15 + P_18_16 + P_19_13 + P_19_14 + P_19_15 + P_19_16 + P_19_17 + P_20_12 + P_20_13 + P_20_14 + P_20_15 + P_20_16 + P_20_17 + P_20_18 + P_21_11 + P_21_12 + P_21_13 + P_21_14 + P_21_15 + P_21_16 + P_21_17 + P_21_18 + P_21_19 + P_22_10 + P_22_11 + P_22_12 + P_22_13 + P_22_14 + P_22_15 + P_22_16 + P_22_17 + P_22_18 + P_22_19 + P_22_20 + P_23_9 + P_23_10 + P_23_11 + P_23_12 + P_23_13 + P_23_14 + P_23_15 + P_23_16 + P_23_17 + P_23_18 + P_23_19 + P_23_20 + P_23_21 + P_24_8 + P_24_9 + P_24_10 + P_24_11 + P_24_12 + P_24_13 + P_24_14 + P_24_15 + P_24_16 + P_24_17 + P_24_18 + P_24_19 + P_24_20 + P_24_21 + P_24_22 + P_25_7 + P_25_8 + P_25_9 + P_25_10 + P_25_11 + P_25_12 + P_25_13 + P_25_14 + P_25_15 + P_25_16 + P_25_17 + P_25_18 + P_25_19 + P_25_20 + P_25_21 + P_25_22 + P_25_23 + P_26_6 + P_26_7 + P_26_8 + P_26_9 + P_26_10 + P_26_11 + P_26_12 + P_26_13 + P_26_14 + P_26_15 + P_26_16 + P_26_17 + P_26_18 + P_26_19 + P_26_20 + P_26_21 + P_26_22 + P_26_23 + P_26_24 + P_27_5 + P_27_6 + P_27_7 + P_27_8 + P_27_9 + P_27_10 + P_27_11 + P_27_12 + P_27_13 + P_27_14 + P_27_15 + P_27_16 + P_27_17 + P_27_18 + P_27_19 + P_27_20 + P_27_21 + P_27_22 + P_27_23 + P_27_24 + P_27_25 + P_28_4 + P_28_5 + P_28_6 + P_28_7 + P_28_8 + P_28_9 + P_28_10 + P_28_11 + P_28_12 + P_28_13 + P_28_14 + P_28_15 + P_28_16 + P_28_17 + P_28_18 + P_28_19 + P_28_20 + P_28_21 + P_28_22 + P_28_23 + P_28_24 + P_28_25 + P_28_26 + P_29_3 + P_29_4 + P_29_5 + P_29_6 + P_29_7 + P_29_8 + P_29_9 + P_29_10 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + P_29_19 + P_29_20 + P_29_21 + P_29_22 + P_29_23 + P_29_24 + P_29_25 + P_29_26 + P_29_27 + -1'cX_3 + -1'cX_4 + -1'cX_5 + -1'cX_6 + -1'cX_7 + -1'cX_8 + -1'cX_9 + -1'cX_10 + -1'cX_11 + -1'cX_12 + -1'cX_13 + -1'cX_14 + -1'cX_15 + -1'cX_16 + -1'cX_17 + -1'cX_18 + -1'cX_19 + -1'cX_20 + -1'cX_21 + -1'cX_22 + -1'cX_23 + -1'cX_24 + -1'cX_25 + -1'cX_26 + -1'cX_27 + -1'cX_28 + -1'cX_29 + L_31 + L_32 + L_33 + L_34 + L_35 + L_36 + L_37 + L_38 + L_39 + L_40 + L_41 + L_42 + L_43 + L_44 + L_45 + L_46 + L_47 + L_48 + L_49 + L_50 + L_51 + L_52 + L_53 + L_54 + L_55 + L_56 + L_57 + L_58 + R_33 + R_34 + R_35 + R_36 + R_37 + R_38 + R_39 + R_40 + R_41 + R_42 + R_43 + R_44 + R_45 + R_46 + R_47 + R_48 + R_49 + R_50 + R_51 + R_52 + R_53 + R_54 + R_55 + R_56 + R_57 + R_58 + R_59 = 28
invariant :P_1_11 + -1'P_3_10 + -1'P_3_11 + -1'P_3_12 + -1'P_4_9 + -2'P_4_10 + -2'P_4_11 + -2'P_4_12 + -1'P_4_13 + -1'P_5_8 + -2'P_5_9 + -3'P_5_10 + -3'P_5_11 + -3'P_5_12 + -2'P_5_13 + -1'P_5_14 + -1'P_6_7 + -2'P_6_8 + -3'P_6_9 + -4'P_6_10 + -4'P_6_11 + -4'P_6_12 + -3'P_6_13 + -2'P_6_14 + -1'P_6_15 + -1'P_7_6 + -2'P_7_7 + -3'P_7_8 + -4'P_7_9 + -5'P_7_10 + -5'P_7_11 + -5'P_7_12 + -4'P_7_13 + -3'P_7_14 + -2'P_7_15 + -1'P_7_16 + -1'P_8_5 + -2'P_8_6 + -3'P_8_7 + -4'P_8_8 + -5'P_8_9 + -6'P_8_10 + -6'P_8_11 + -6'P_8_12 + -5'P_8_13 + -4'P_8_14 + -3'P_8_15 + -2'P_8_16 + -1'P_8_17 + -1'P_9_4 + -2'P_9_5 + -3'P_9_6 + -4'P_9_7 + -5'P_9_8 + -6'P_9_9 + -7'P_9_10 + -7'P_9_11 + -7'P_9_12 + -6'P_9_13 + -5'P_9_14 + -4'P_9_15 + -3'P_9_16 + -2'P_9_17 + -1'P_9_18 + -1'P_10_3 + -2'P_10_4 + -3'P_10_5 + -4'P_10_6 + -5'P_10_7 + -6'P_10_8 + -7'P_10_9 + -8'P_10_10 + -8'P_10_11 + -8'P_10_12 + -7'P_10_13 + -6'P_10_14 + -5'P_10_15 + -4'P_10_16 + -3'P_10_17 + -2'P_10_18 + -1'P_10_19 + -1'P_11_2 + -2'P_11_3 + -3'P_11_4 + -4'P_11_5 + -5'P_11_6 + -6'P_11_7 + -7'P_11_8 + -8'P_11_9 + -9'P_11_10 + -9'P_11_11 + -9'P_11_12 + -8'P_11_13 + -7'P_11_14 + -6'P_11_15 + -5'P_11_16 + -4'P_11_17 + -3'P_11_18 + -2'P_11_19 + -1'P_11_20 + -1'P_12_2 + -2'P_12_3 + -3'P_12_4 + -4'P_12_5 + -5'P_12_6 + -6'P_12_7 + -7'P_12_8 + -8'P_12_9 + -9'P_12_10 + -9'P_12_11 + -9'P_12_12 + -8'P_12_13 + -7'P_12_14 + -6'P_12_15 + -5'P_12_16 + -4'P_12_17 + -3'P_12_18 + -2'P_12_19 + -1'P_12_20 + P_12_22 + P_12_23 + P_12_24 + P_12_25 + P_12_26 + P_12_27 + P_12_28 + -1'P_13_3 + -2'P_13_4 + -3'P_13_5 + -4'P_13_6 + -5'P_13_7 + -6'P_13_8 + -7'P_13_9 + -8'P_13_10 + -8'P_13_11 + -8'P_13_12 + -7'P_13_13 + -6'P_13_14 + -5'P_13_15 + -4'P_13_16 + -3'P_13_17 + -2'P_13_18 + -1'P_13_19 + P_13_21 + 2'P_13_22 + 3'P_13_23 + 3'P_13_24 + 3'P_13_25 + 3'P_13_26 + 3'P_13_27 + 2'P_13_28 + -1'P_14_4 + -2'P_14_5 + -3'P_14_6 + -4'P_14_7 + -5'P_14_8 + -6'P_14_9 + -7'P_14_10 + -7'P_14_11 + -7'P_14_12 + -6'P_14_13 + -5'P_14_14 + -4'P_14_15 + -3'P_14_16 + -2'P_14_17 + -1'P_14_18 + P_14_20 + 2'P_14_21 + 3'P_14_22 + 4'P_14_23 + 5'P_14_24 + 5'P_14_25 + 5'P_14_26 + 4'P_14_27 + 2'P_14_28 + -1'P_15_5 + -2'P_15_6 + -3'P_15_7 + -4'P_15_8 + -5'P_15_9 + -6'P_15_10 + -6'P_15_11 + -6'P_15_12 + -5'P_15_13 + -4'P_15_14 + -3'P_15_15 + -2'P_15_16 + -1'P_15_17 + P_15_19 + 2'P_15_20 + 3'P_15_21 + 4'P_15_22 + 5'P_15_23 + 6'P_15_24 + 7'P_15_25 + 6'P_15_26 + 4'P_15_27 + 2'P_15_28 + -1'P_16_6 + -2'P_16_7 + -3'P_16_8 + -4'P_16_9 + -5'P_16_10 + -5'P_16_11 + -5'P_16_12 + -4'P_16_13 + -3'P_16_14 + -2'P_16_15 + -1'P_16_16 + P_16_18 + 2'P_16_19 + 3'P_16_20 + 4'P_16_21 + 5'P_16_22 + 6'P_16_23 + 7'P_16_24 + 7'P_16_25 + 6'P_16_26 + 4'P_16_27 + 2'P_16_28 + -1'P_17_7 + -2'P_17_8 + -3'P_17_9 + -4'P_17_10 + -4'P_17_11 + -4'P_17_12 + -3'P_17_13 + -2'P_17_14 + -1'P_17_15 + P_17_17 + 2'P_17_18 + 3'P_17_19 + 4'P_17_20 + 5'P_17_21 + 6'P_17_22 + 7'P_17_23 + 7'P_17_24 + 6'P_17_25 + 5'P_17_26 + 4'P_17_27 + 2'P_17_28 + -1'P_18_8 + -2'P_18_9 + -3'P_18_10 + -3'P_18_11 + -3'P_18_12 + -2'P_18_13 + -1'P_18_14 + P_18_16 + 2'P_18_17 + 3'P_18_18 + 4'P_18_19 + 5'P_18_20 + 6'P_18_21 + 7'P_18_22 + 7'P_18_23 + 6'P_18_24 + 5'P_18_25 + 4'P_18_26 + 3'P_18_27 + 2'P_18_28 + -1'P_19_9 + -2'P_19_10 + -2'P_19_11 + -2'P_19_12 + -1'P_19_13 + P_19_15 + 2'P_19_16 + 3'P_19_17 + 4'P_19_18 + 5'P_19_19 + 6'P_19_20 + 7'P_19_21 + 7'P_19_22 + 6'P_19_23 + 5'P_19_24 + 4'P_19_25 + 3'P_19_26 + 2'P_19_27 + P_19_28 + -1'P_20_10 + -1'P_20_11 + -1'P_20_12 + P_20_14 + 2'P_20_15 + 3'P_20_16 + 4'P_20_17 + 5'P_20_18 + 6'P_20_19 + 7'P_20_20 + 7'P_20_21 + 6'P_20_22 + 5'P_20_23 + 4'P_20_24 + 3'P_20_25 + 2'P_20_26 + P_20_27 + P_21_13 + 2'P_21_14 + 3'P_21_15 + 4'P_21_16 + 5'P_21_17 + 6'P_21_18 + 7'P_21_19 + 7'P_21_20 + 6'P_21_21 + 5'P_21_22 + 4'P_21_23 + 3'P_21_24 + 2'P_21_25 + P_21_26 + P_22_11 + P_22_12 + 2'P_22_13 + 3'P_22_14 + 4'P_22_15 + 5'P_22_16 + 6'P_22_17 + 7'P_22_18 + 7'P_22_19 + 6'P_22_20 + 5'P_22_21 + 4'P_22_22 + 3'P_22_23 + 2'P_22_24 + P_22_25 + P_23_11 + 2'P_23_12 + 3'P_23_13 + 4'P_23_14 + 5'P_23_15 + 6'P_23_16 + 7'P_23_17 + 7'P_23_18 + 6'P_23_19 + 5'P_23_20 + 4'P_23_21 + 3'P_23_22 + 2'P_23_23 + P_23_24 + P_24_11 + 2'P_24_12 + 4'P_24_13 + 5'P_24_14 + 6'P_24_15 + 7'P_24_16 + 7'P_24_17 + 6'P_24_18 + 5'P_24_19 + 4'P_24_20 + 3'P_24_21 + 2'P_24_22 + P_24_23 + P_25_11 + 2'P_25_12 + 4'P_25_13 + 6'P_25_14 + 7'P_25_15 + 7'P_25_16 + 6'P_25_17 + 5'P_25_18 + 4'P_25_19 + 3'P_25_20 + 2'P_25_21 + P_25_22 + P_26_11 + 2'P_26_12 + 4'P_26_13 + 6'P_26_14 + 7'P_26_15 + 6'P_26_16 + 5'P_26_17 + 4'P_26_18 + 3'P_26_19 + 2'P_26_20 + P_26_21 + P_27_11 + 2'P_27_12 + 4'P_27_13 + 5'P_27_14 + 5'P_27_15 + 5'P_27_16 + 4'P_27_17 + 3'P_27_18 + 2'P_27_19 + P_27_20 + P_28_11 + 2'P_28_12 + 3'P_28_13 + 3'P_28_14 + 3'P_28_15 + 3'P_28_16 + 3'P_28_17 + 2'P_28_18 + P_28_19 + P_29_11 + P_29_12 + P_29_13 + P_29_14 + P_29_15 + P_29_16 + P_29_17 + P_29_18 + cX_12 + 3'cX_13 + 5'cX_14 + 7'cX_15 + 9'cX_16 + 11'cX_17 + 13'cX_18 + 15'cX_19 + 17'cX_20 + 19'cX_21 + 21'cX_22 + 23'cX_23 + 25'cX_24 + 27'cX_25 + 29'cX_26 + 31'cX_27 + 33'cX_28 + 35'cX_29 + cY_11 + 2'cY_12 + 4'cY_13 + 6'cY_14 + 8'cY_15 + 10'cY_16 + 12'cY_17 + 14'cY_18 + 16'cY_19 + 18'cY_20 + 20'cY_21 + 22'cY_22 + 24'cY_23 + 26'cY_24 + 28'cY_25 + 30'cY_26 + 32'cY_27 + 34'cY_28 + 36'cY_29 + -19'L_0 + -18'L_1 + -17'L_2 + -16'L_3 + -15'L_4 + -14'L_5 + -13'L_6 + -12'L_7 + -11'L_8 + -10'L_9 + -9'L_10 + -8'L_11 + -7'L_12 + -6'L_13 + -5'L_14 + -4'L_15 + -3'L_16 + -2'L_17 + -1'L_18 + -1'L_41 + -2'L_42 + -3'L_43 + -4'L_44 + -5'L_45 + -6'L_46 + -7'L_47 + -8'L_48 + -9'L_49 + -10'L_50 + -11'L_51 + -12'L_52 + -13'L_53 + -14'L_54 + -15'L_55 + -16'L_56 + -17'L_57 + -18'L_58 + -1'R_14 + -2'R_15 + -3'R_16 + -4'R_17 + -5'R_18 + -6'R_19 + -7'R_20 + -8'R_21 + -9'R_22 + -10'R_23 + -11'R_24 + -12'R_25 + -13'R_26 + -14'R_27 + -15'R_28 + -16'R_29 + -17'R_30 + -18'R_31 + -19'R_32 + -20'R_33 + -21'R_34 + -22'R_35 + -23'R_36 + -24'R_37 + -25'R_38 + -26'R_39 + -27'R_40 + -28'R_41 + -30'R_42 + -33'R_43 + -36'R_44 + -39'R_45 + -42'R_46 + -45'R_47 + -48'R_48 + -51'R_49 + -53'R_50 + -55'R_51 + -57'R_52 + -59'R_53 + -61'R_54 + -63'R_55 + -65'R_56 + -67'R_57 + -69'R_58 + -71'R_59 = -1044
invariant :P_1_22 + -1'P_3_21 + -1'P_3_22 + -1'P_3_23 + -1'P_4_20 + -2'P_4_21 + -2'P_4_22 + -2'P_4_23 + -1'P_4_24 + -1'P_5_19 + -2'P_5_20 + -3'P_5_21 + -3'P_5_22 + -3'P_5_23 + -2'P_5_24 + -1'P_5_25 + -1'P_6_18 + -2'P_6_19 + -3'P_6_20 + -4'P_6_21 + -4'P_6_22 + -4'P_6_23 + -3'P_6_24 + -2'P_6_25 + -1'P_6_26 + -1'P_7_17 + -2'P_7_18 + -3'P_7_19 + -4'P_7_20 + -5'P_7_21 + -5'P_7_22 + -5'P_7_23 + -4'P_7_24 + -3'P_7_25 + -2'P_7_26 + -1'P_7_27 + -1'P_8_16 + -2'P_8_17 + -3'P_8_18 + -4'P_8_19 + -5'P_8_20 + -6'P_8_21 + -6'P_8_22 + -6'P_8_23 + -5'P_8_24 + -4'P_8_25 + -3'P_8_26 + -2'P_8_27 + -1'P_8_28 + -1'P_9_15 + -2'P_9_16 + -3'P_9_17 + -4'P_9_18 + -5'P_9_19 + -6'P_9_20 + -7'P_9_21 + -7'P_9_22 + -7'P_9_23 + -6'P_9_24 + -5'P_9_25 + -4'P_9_26 + -3'P_9_27 + -2'P_9_28 + -1'P_10_14 + -2'P_10_15 + -3'P_10_16 + -4'P_10_17 + -5'P_10_18 + -6'P_10_19 + -7'P_10_20 + -8'P_10_21 + -8'P_10_22 + -8'P_10_23 + -7'P_10_24 + -6'P_10_25 + -5'P_10_26 + -4'P_10_27 + -2'P_10_28 + -1'P_11_13 + -2'P_11_14 + -3'P_11_15 + -4'P_11_16 + -5'P_11_17 + -6'P_11_18 + -7'P_11_19 + -8'P_11_20 + -9'P_11_21 + -9'P_11_22 + -9'P_11_23 + -8'P_11_24 + -7'P_11_25 + -6'P_11_26 + -4'P_11_27 + -2'P_11_28 + -1'P_12_12 + -2'P_12_13 + -3'P_12_14 + -4'P_12_15 + -5'P_12_16 + -6'P_12_17 + -7'P_12_18 + -8'P_12_19 + -9'P_12_20 + -10'P_12_21 + -10'P_12_22 + -10'P_12_23 + -9'P_12_24 + -8'P_12_25 + -6'P_12_26 + -4'P_12_27 + -2'P_12_28 + -1'P_13_11 + -2'P_13_12 + -3'P_13_13 + -4'P_13_14 + -5'P_13_15 + -6'P_13_16 + -7'P_13_17 + -8'P_13_18 + -9'P_13_19 + -10'P_13_20 + -11'P_13_21 + -11'P_13_22 + -11'P_13_23 + -10'P_13_24 + -8'P_13_25 + -6'P_13_26 + -4'P_13_27 + -2'P_13_28 + -1'P_14_10 + -2'P_14_11 + -3'P_14_12 + -4'P_14_13 + -5'P_14_14 + -6'P_14_15 + -7'P_14_16 + -8'P_14_17 + -9'P_14_18 + -10'P_14_19 + -11'P_14_20 + -12'P_14_21 + -12'P_14_22 + -12'P_14_23 + -10'P_14_24 + -8'P_14_25 + -6'P_14_26 + -4'P_14_27 + -2'P_14_28 + -1'P_15_9 + -2'P_15_10 + -3'P_15_11 + -4'P_15_12 + -5'P_15_13 + -6'P_15_14 + -7'P_15_15 + -8'P_15_16 + -9'P_15_17 + -10'P_15_18 + -11'P_15_19 + -12'P_15_20 + -13'P_15_21 + -13'P_15_22 + -12'P_15_23 + -10'P_15_24 + -8'P_15_25 + -6'P_15_26 + -4'P_15_27 + -2'P_15_28 + -1'P_16_8 + -2'P_16_9 + -3'P_16_10 + -4'P_16_11 + -5'P_16_12 + -6'P_16_13 + -7'P_16_14 + -8'P_16_15 + -9'P_16_16 + -10'P_16_17 + -11'P_16_18 + -12'P_16_19 + -13'P_16_20 + -14'P_16_21 + -13'P_16_22 + -12'P_16_23 + -10'P_16_24 + -8'P_16_25 + -6'P_16_26 + -4'P_16_27 + -2'P_16_28 + -1'P_17_7 + -2'P_17_8 + -3'P_17_9 + -4'P_17_10 + -5'P_17_11 + -6'P_17_12 + -7'P_17_13 + -8'P_17_14 + -9'P_17_15 + -10'P_17_16 + -11'P_17_17 + -12'P_17_18 + -13'P_17_19 + -14'P_17_20 + -14'P_17_21 + -13'P_17_22 + -12'P_17_23 + -10'P_17_24 + -8'P_17_25 + -6'P_17_26 + -4'P_17_27 + -2'P_17_28 + -1'P_18_6 + -2'P_18_7 + -3'P_18_8 + -4'P_18_9 + -5'P_18_10 + -6'P_18_11 + -7'P_18_12 + -8'P_18_13 + -9'P_18_14 + -10'P_18_15 + -11'P_18_16 + -12'P_18_17 + -13'P_18_18 + -14'P_18_19 + -14'P_18_20 + -14'P_18_21 + -13'P_18_22 + -12'P_18_23 + -10'P_18_24 + -8'P_18_25 + -6'P_18_26 + -4'P_18_27 + -2'P_18_28 + -1'P_19_5 + -2'P_19_6 + -3'P_19_7 + -4'P_19_8 + -5'P_19_9 + -6'P_19_10 + -7'P_19_11 + -8'P_19_12 + -9'P_19_13 + -10'P_19_14 + -11'P_19_15 + -12'P_19_16 + -13'P_19_17 + -14'P_19_18 + -14'P_19_19 + -14'P_19_20 + -14'P_19_21 + -13'P_19_22 + -12'P_19_23 + -10'P_19_24 + -8'P_19_25 + -6'P_19_26 + -4'P_19_27 + -2'P_19_28 + -1'P_20_4 + -2'P_20_5 + -3'P_20_6 + -4'P_20_7 + -5'P_20_8 + -6'P_20_9 + -7'P_20_10 + -8'P_20_11 + -9'P_20_12 + -10'P_20_13 + -11'P_20_14 + -12'P_20_15 + -13'P_20_16 + -14'P_20_17 + -14'P_20_18 + -14'P_20_19 + -14'P_20_20 + -14'P_20_21 + -13'P_20_22 + -12'P_20_23 + -10'P_20_24 + -8'P_20_25 + -6'P_20_26 + -4'P_20_27 + -2'P_20_28 + -1'P_21_3 + -2'P_21_4 + -3'P_21_5 + -4'P_21_6 + -5'P_21_7 + -6'P_21_8 + -7'P_21_9 + -8'P_21_10 + -9'P_21_11 + -10'P_21_12 + -11'P_21_13 + -12'P_21_14 + -13'P_21_15 + -14'P_21_16 + -14'P_21_17 + -14'P_21_18 + -14'P_21_19 + -14'P_21_20 + -14'P_21_21 + -13'P_21_22 + -12'P_21_23 + -10'P_21_24 + -8'P_21_25 + -6'P_21_26 + -4'P_21_27 + -2'P_21_28 + -1'P_22_2 + -2'P_22_3 + -3'P_22_4 + -4'P_22_5 + -5'P_22_6 + -6'P_22_7 + -7'P_22_8 + -8'P_22_9 + -9'P_22_10 + -10'P_22_11 + -11'P_22_12 + -12'P_22_13 + -13'P_22_14 + -14'P_22_15 + -14'P_22_16 + -14'P_22_17 + -14'P_22_18 + -14'P_22_19 + -14'P_22_20 + -14'P_22_21 + -13'P_22_22 + -12'P_22_23 + -10'P_22_24 + -8'P_22_25 + -6'P_22_26 + -4'P_22_27 + -2'P_22_28 + -1'P_23_2 + -2'P_23_3 + -3'P_23_4 + -4'P_23_5 + -5'P_23_6 + -6'P_23_7 + -7'P_23_8 + -8'P_23_9 + -9'P_23_10 + -10'P_23_11 + -11'P_23_12 + -12'P_23_13 + -13'P_23_14 + -13'P_23_15 + -13'P_23_16 + -13'P_23_17 + -13'P_23_18 + -13'P_23_19 + -13'P_23_20 + -13'P_23_21 + -12'P_23_22 + -11'P_23_23 + -9'P_23_24 + -7'P_23_25 + -5'P_23_26 + -3'P_23_27 + -1'P_23_28 + -1'P_24_3 + -2'P_24_4 + -3'P_24_5 + -4'P_24_6 + -5'P_24_7 + -6'P_24_8 + -7'P_24_9 + -8'P_24_10 + -9'P_24_11 + -10'P_24_12 + -11'P_24_13 + -11'P_24_14 + -11'P_24_15 + -11'P_24_16 + -11'P_24_17 + -11'P_24_18 + -11'P_24_19 + -11'P_24_20 + -11'P_24_21 + -10'P_24_22 + -9'P_24_23 + -7'P_24_24 + -5'P_24_25 + -3'P_24_26 + -1'P_24_27 + -1'P_25_4 + -2'P_25_5 + -3'P_25_6 + -4'P_25_7 + -5'P_25_8 + -6'P_25_9 + -7'P_25_10 + -8'P_25_11 + -9'P_25_12 + -9'P_25_13 + -9'P_25_14 + -9'P_25_15 + -9'P_25_16 + -9'P_25_17 + -9'P_25_18 + -9'P_25_19 + -9'P_25_20 + -9'P_25_21 + -8'P_25_22 + -7'P_25_23 + -5'P_25_24 + -3'P_25_25 + -1'P_25_26 + -1'P_26_5 + -2'P_26_6 + -3'P_26_7 + -4'P_26_8 + -5'P_26_9 + -6'P_26_10 + -7'P_26_11 + -7'P_26_12 + -7'P_26_13 + -7'P_26_14 + -7'P_26_15 + -7'P_26_16 + -7'P_26_17 + -7'P_26_18 + -7'P_26_19 + -7'P_26_20 + -7'P_26_21 + -6'P_26_22 + -5'P_26_23 + -3'P_26_24 + -1'P_26_25 + -1'P_27_6 + -2'P_27_7 + -3'P_27_8 + -4'P_27_9 + -5'P_27_10 + -5'P_27_11 + -5'P_27_12 + -5'P_27_13 + -5'P_27_14 + -5'P_27_15 + -5'P_27_16 + -5'P_27_17 + -5'P_27_18 + -5'P_27_19 + -5'P_27_20 + -5'P_27_21 + -4'P_27_22 + -3'P_27_23 + -1'P_27_24 + -1'P_28_7 + -2'P_28_8 + -3'P_28_9 + -3'P_28_10 + -3'P_28_11 + -3'P_28_12 + -3'P_28_13 + -3'P_28_14 + -3'P_28_15 + -3'P_28_16 + -3'P_28_17 + -3'P_28_18 + -3'P_28_19 + -3'P_28_20 + -3'P_28_21 + -2'P_28_22 + -1'P_28_23 + -1'P_29_8 + -1'P_29_9 + -1'P_29_10 + -1'P_29_11 + -1'P_29_12 + -1'P_29_13 + -1'P_29_14 + -1'P_29_15 + -1'P_29_16 + -1'P_29_17 + -1'P_29_18 + -1'P_29_19 + -1'P_29_20 + -1'P_29_21 + cX_23 + 3'cX_24 + 5'cX_25 + 7'cX_26 + 9'cX_27 + 11'cX_28 + 13'cX_29 + cY_22 + 2'cY_23 + 4'cY_24 + 6'cY_25 + 8'cY_26 + 10'cY_27 + 12'cY_28 + 14'cY_29 + -8'L_0 + -7'L_1 + -6'L_2 + -5'L_3 + -4'L_4 + -3'L_5 + -2'L_6 + -1'L_7 + -1'L_52 + -2'L_53 + -3'L_54 + -4'L_55 + -5'L_56 + -6'L_57 + -7'L_58 + -1'R_25 + -2'R_26 + -3'R_27 + -4'R_28 + -5'R_29 + -6'R_30 + -7'R_31 + -8'R_32 + -9'R_33 + -10'R_34 + -11'R_35 + -12'R_36 + -13'R_37 + -14'R_38 + -14'R_39 + -14'R_40 + -14'R_41 + -14'R_42 + -14'R_43 + -14'R_44 + -14'R_45 + -14'R_46 + -14'R_47 + -14'R_48 + -14'R_49 + -14'R_50 + -14'R_51 + -14'R_52 + -15'R_53 + -17'R_54 + -19'R_55 + -21'R_56 + -23'R_57 + -25'R_58 + -27'R_59 = -406

========== file over 1MB has been truncated ======
retrieve it from the run archives if needed

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="NQueens-PT-30"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstoolsl"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-30.tgz
mv NQueens-PT-30 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool itstoolsl"
echo " Input is NQueens-PT-30, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r285-csrt-152749176200378"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;