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sudoku-1million

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1
Dataset Viewer
Auto-converted to Parquet
id
int64
0
1,000k
quizzes
stringlengths
81
81
solutions
stringlengths
81
81
method
stringclasses
2 values
steps
sequencelengths
44
52
0
004300209005009001070060043006002087190007400050083000600000105003508690042910300
864371259325849761971265843436192587198657432257483916689734125713528694542916378
backtracking
[ "R1C0=3", "R2C0=9", "R1C1=2", "R8C8=8", "R3C4=9", "R0C0=8", "R5C3=4", "R2C5=5", "R0C4=7", "R6C2=9", "R3C1=3", "R3C6=5", "R0C1=6", "R6C5=4", "R7C1=1", "R4C2=8", "R1C6=7", "R6C3=7", "R4C4=5", "R5C7=1", "R1C3=8", "R2C6=8", "R1C4=4", "R6C4=3", "R4C3=6", "R0C7=5", "R7C0=7", "R8C0=5", "R2C3=2", "R7C8=4", "R5C0=2", "R6C1=8", "R4C7=3", "R4C8=2", "R5C2=7", "R3C3=1", "R7C4=2", "R3C0=4", "R8C5=6", "R0C5=1", "R6C7=2", "R1C7=6", "R5C6=9", "R5C8=6", "R2C2=1", "R8C7=7" ]
1
040100050107003960520008000000000017000906800803050620090060543600080700250097100
346179258187523964529648371965832417472916835813754629798261543631485792254397186
constraint_programming
[ "R7C3=4", "R3C3=8", "R1C3=5", "R7C1=3", "R8C8=6", "R3C1=6", "R5C8=9", "R7C2=1", "R3C2=5", "R3C4=3", "R6C5=1", "R2C8=1", "R3C0=9", "R3C6=4", "R5C1=1", "R4C8=5", "R4C7=3", "R8C2=4", "R8C3=3", "R4C0=4", "R6C2=8", "R7C5=5", "R0C5=9", "R0C6=2", "R4C2=2", "R0C2=6", "R2C4=4", "R6C3=2", "R6C0=7", "R8C7=8", "R5C5=4", "R2C7=7", "R1C8=4", "R1C1=8", "R0C4=7", "R3C5=2", "R0C8=8", "R2C2=9", "R0C0=3", "R7C7=9", "R5C3=7", "R1C4=2", "R4C4=1", "R2C3=6", "R4C1=7", "R2C6=3", "R7C8=2" ]
2
600120384008459072000006005000264030070080006940003000310000050089700000502000190
695127384138459672724836915851264739273981546946573821317692458489715263562348197
backtracking
[ "R1C1=3", "R5C6=8", "R4C7=4", "R2C0=7", "R5C8=1", "R8C8=7", "R3C1=5", "R1C6=6", "R4C3=9", "R7C0=4", "R6C2=7", "R6C8=8", "R5C3=5", "R3C6=7", "R5C7=2", "R2C7=1", "R4C0=2", "R7C5=5", "R8C3=3", "R4C5=1", "R3C8=9", "R0C1=9", "R3C2=1", "R0C5=7", "R2C2=4", "R8C4=4", "R5C4=7", "R2C4=3", "R7C8=3", "R6C5=2", "R1C0=1", "R2C6=9", "R7C4=1", "R5C2=6", "R7C7=6", "R7C6=2", "R4C6=5", "R6C3=6", "R6C4=9", "R8C5=8", "R2C3=8", "R4C2=3", "R2C1=2", "R3C0=8", "R0C2=5", "R8C1=6", "R6C6=4" ]
3
497200000100400005000016098620300040300900000001072600002005870000600004530097061
497258316186439725253716498629381547375964182841572639962145873718623954534897261
backtracking
[ "R3C4=8", "R7C0=7", "R1C5=9", "R7C5=3", "R7C6=9", "R1C2=6", "R2C2=3", "R3C6=5", "R0C5=8", "R3C2=9", "R2C3=7", "R0C6=3", "R4C7=8", "R1C6=7", "R7C1=1", "R2C6=4", "R6C3=1", "R1C1=8", "R3C5=1", "R7C2=8", "R6C4=4", "R5C0=8", "R3C8=7", "R4C1=7", "R0C7=1", "R5C8=9", "R8C2=4", "R6C8=3", "R4C4=6", "R4C8=2", "R8C3=8", "R5C3=5", "R7C7=5", "R6C0=9", "R1C7=2", "R6C1=6", "R5C1=4", "R4C5=4", "R1C4=3", "R0C4=5", "R5C7=3", "R7C4=2", "R2C0=2", "R8C6=2", "R4C2=5", "R4C6=1", "R2C1=5", "R0C8=6" ]
4
005910308009403060027500100030000201000820007006007004000080000640150700890000420
465912378189473562327568149738645291954821637216397854573284916642159783891736425
backtracking
[ "R1C1=8", "R4C6=6", "R1C4=7", "R6C7=1", "R5C3=3", "R2C4=6", "R4C0=9", "R6C3=2", "R2C8=9", "R6C8=6", "R8C3=7", "R2C5=8", "R4C1=5", "R6C6=9", "R0C5=2", "R3C7=9", "R5C4=9", "R5C6=8", "R7C8=3", "R8C4=3", "R8C2=1", "R7C7=8", "R1C8=2", "R6C1=7", "R5C0=2", "R8C8=5", "R0C7=7", "R8C5=6", "R3C0=7", "R3C2=8", "R5C7=5", "R6C0=5", "R4C2=4", "R5C1=1", "R1C6=5", "R4C5=1", "R4C7=3", "R0C0=4", "R6C5=4", "R3C5=5", "R3C3=6", "R6C2=3", "R2C0=3", "R7C5=9", "R2C7=4", "R3C4=4", "R1C0=1", "R0C1=6", "R7C2=2" ]
5
100005007380900000600000480820001075040760020069002001005039004000020100000046352
194685237382974516657213489823491675541768923769352841215839764436527198978146352
backtracking
[ "R6C3=8", "R1C5=4", "R7C7=9", "R8C2=8", "R0C2=4", "R5C0=7", "R2C8=9", "R1C7=1", "R7C3=5", "R0C3=6", "R4C5=8", "R1C4=7", "R6C7=6", "R7C1=3", "R4C2=1", "R3C2=3", "R2C2=7", "R5C6=8", "R8C3=1", "R1C6=5", "R2C4=1", "R4C6=9", "R3C3=4", "R8C1=7", "R0C4=8", "R2C1=5", "R2C3=2", "R0C6=2", "R6C1=1", "R8C0=9", "R0C1=9", "R7C0=4", "R3C6=6", "R7C2=6", "R5C4=5", "R7C5=7", "R1C2=2", "R6C0=2", "R2C5=3", "R7C8=8", "R1C8=6", "R5C3=3", "R5C7=4", "R6C6=7", "R3C4=9", "R0C7=3", "R4C8=3", "R4C0=5" ]
6
009065430007000800600108020003090002501403960804000100030509007056080000070240090
289765431317924856645138729763891542521473968894652173432519687956387214178246395
backtracking
[ "R8C6=3", "R6C0=4", "R0C1=8", "R2C6=7", "R2C2=5", "R0C0=2", "R1C5=4", "R3C1=6", "R2C1=4", "R5C8=3", "R6C4=1", "R8C0=1", "R3C0=7", "R5C1=9", "R4C1=2", "R1C3=9", "R8C2=8", "R7C0=9", "R0C8=1", "R7C5=7", "R6C6=6", "R0C3=7", "R5C3=6", "R1C0=3", "R7C7=1", "R7C8=4", "R4C8=8", "R5C4=5", "R8C8=5", "R8C5=6", "R4C4=7", "R1C8=6", "R1C7=5", "R1C1=1", "R6C2=2", "R6C7=8", "R3C7=4", "R7C6=2", "R3C3=8", "R5C5=2", "R2C8=9", "R3C6=5", "R5C7=7", "R1C4=2", "R2C4=3", "R7C3=3", "R3C5=1" ]
7
000000657702400100350006000500020009210300500047109008008760090900502030030018206
894231657762495183351876942583624719219387564647159328128763495976542831435918276
backtracking
[ "R4C7=6", "R0C4=3", "R4C5=7", "R4C4=8", "R3C5=4", "R3C6=7", "R1C4=9", "R5C4=5", "R7C1=7", "R3C3=6", "R3C7=1", "R0C2=4", "R7C8=1", "R0C5=1", "R5C0=6", "R1C5=5", "R0C3=2", "R8C0=4", "R7C2=6", "R4C2=9", "R8C3=9", "R0C0=8", "R1C7=8", "R3C2=3", "R2C3=8", "R1C1=6", "R7C6=8", "R4C8=4", "R6C0=1", "R6C8=5", "R8C7=7", "R7C4=4", "R8C2=5", "R6C6=4", "R0C1=9", "R3C1=8", "R2C2=1", "R5C6=3", "R6C5=3", "R2C8=2", "R1C8=3", "R2C7=4", "R2C6=9", "R6C1=2", "R5C7=2", "R2C4=7" ]
8
503070190000006750047190600400038000950200300000010072000804001300001860086720005
563472198219386754847195623472638519951247386638519472795864231324951867186723945
backtracking
[ "R0C5=2", "R2C0=8", "R1C0=2", "R3C1=7", "R3C2=2", "R5C3=5", "R5C6=4", "R4C7=8", "R4C4=4", "R7C1=2", "R6C6=2", "R5C1=3", "R2C7=2", "R3C8=9", "R6C2=5", "R6C0=7", "R0C1=6", "R0C3=4", "R1C1=1", "R2C8=3", "R3C3=6", "R6C1=9", "R7C4=5", "R1C3=3", "R7C2=4", "R1C2=9", "R4C2=1", "R8C5=3", "R8C6=9", "R0C8=8", "R6C7=3", "R3C7=1", "R1C8=4", "R2C5=5", "R4C8=6", "R6C4=6", "R8C0=1", "R7C8=7", "R5C2=8", "R1C4=8", "R5C5=9", "R4C5=7", "R7C3=9", "R8C7=4", "R3C6=5", "R5C0=6" ]
9
060720908084003001700100065900008000071060000002010034000200706030049800215000090
163725948584693271729184365946358127371462589852917634498231756637549812215876493
backtracking
[ "R8C6=4", "R1C7=7", "R6C2=8", "R5C3=9", "R5C1=5", "R6C0=4", "R1C4=9", "R6C5=1", "R1C6=2", "R5C5=7", "R2C6=3", "R0C7=4", "R4C0=3", "R2C1=2", "R5C0=8", "R4C5=2", "R1C3=6", "R1C0=5", "R3C3=3", "R6C4=3", "R7C3=5", "R0C5=5", "R8C5=6", "R7C7=1", "R2C4=8", "R5C6=6", "R7C2=7", "R4C7=8", "R4C6=5", "R6C7=5", "R3C7=2", "R4C3=4", "R6C1=9", "R3C8=7", "R0C2=3", "R3C4=5", "R7C0=6", "R4C8=9", "R0C0=1", "R3C1=4", "R8C4=7", "R8C3=8", "R2C2=9", "R2C5=4", "R3C6=1", "R3C2=6", "R8C8=3", "R7C8=2" ]
10
004083002051004300000096710120800006040000500830607900060309040007000205090050803
974183652651274389283596714129835476746912538835647921568329147317468295492751863
backtracking
[ "R6C8=7", "R1C7=8", "R7C0=3", "R7C7=9", "R3C4=3", "R8C0=4", "R7C1=1", "R4C0=7", "R2C2=3", "R4C2=6", "R6C4=2", "R0C0=9", "R1C0=6", "R0C6=6", "R0C1=7", "R3C6=4", "R5C4=4", "R4C8=8", "R7C5=8", "R1C4=7", "R0C7=5", "R2C8=4", "R8C3=7", "R1C3=2", "R4C3=9", "R5C2=5", "R0C3=1", "R8C2=2", "R8C5=1", "R6C6=1", "R7C4=6", "R5C7=2", "R5C8=1", "R8C7=6", "R2C0=2", "R4C7=3", "R3C2=9", "R2C1=8", "R6C0=5", "R4C5=2", "R3C5=5", "R3C7=7", "R2C3=5", "R6C2=8", "R1C8=9", "R4C4=1", "R7C3=4" ]
11
000060280709001000860320074900040510007190340003006002002970000300800905500000021
431567289729481653865329174986243517257198346143756892612975438374812965598634721
backtracking
[ "R8C6=7", "R2C5=9", "R5C1=4", "R7C5=2", "R5C4=5", "R6C7=3", "R3C3=2", "R4C0=2", "R5C6=8", "R8C1=9", "R8C3=6", "R2C2=5", "R0C8=9", "R8C2=8", "R5C3=7", "R1C8=3", "R7C7=6", "R1C1=2", "R7C1=7", "R0C5=7", "R6C8=8", "R5C0=1", "R4C5=8", "R6C1=1", "R2C6=1", "R4C8=6", "R1C6=6", "R1C3=4", "R6C6=4", "R3C8=7", "R7C2=4", "R0C2=1", "R1C7=5", "R0C0=4", "R8C5=4", "R7C4=1", "R3C1=8", "R1C4=8", "R5C7=9", "R3C2=6", "R0C3=5", "R3C5=3", "R8C4=3", "R6C5=5", "R0C1=3", "R6C0=6", "R4C1=5" ]
12
004300000890200670700900050500008140070032060600001308001750900005040012980006005
254367891893215674716984253532698147178432569649571328421753986365849712987126435
constraint_programming
[ "R4C6=5", "R8C3=1", "R5C2=9", "R2C8=3", "R6C5=3", "R7C6=7", "R0C1=5", "R3C2=2", "R6C0=4", "R1C8=4", "R3C1=3", "R6C8=6", "R4C0=1", "R4C2=8", "R5C7=2", "R7C1=6", "R0C0=2", "R0C7=9", "R0C5=7", "R2C1=1", "R8C2=7", "R1C2=3", "R2C2=6", "R6C1=2", "R4C3=4", "R6C7=8", "R5C1=4", "R7C0=3", "R8C4=2", "R3C8=7", "R0C8=1", "R1C4=1", "R7C5=9", "R3C4=9", "R2C4=8", "R8C6=4", "R1C5=5", "R5C4=7", "R3C3=6", "R5C3=5", "R7C3=8", "R8C7=3", "R0C4=6", "R4C8=9", "R2C6=2", "R2C5=4", "R0C6=8" ]
13
008070100120090054000003020604010089530780010009062300080040607007506000400800002
958274163123698754746153928674315289532789416819462375285941637397526841461837592
backtracking
[ "R8C2=1", "R2C1=4", "R7C7=4", "R2C3=1", "R0C1=5", "R6C5=1", "R8C1=6", "R8C5=7", "R5C7=7", "R2C4=5", "R2C6=9", "R7C6=8", "R1C5=8", "R0C3=2", "R1C6=7", "R8C7=9", "R6C7=3", "R4C6=4", "R4C8=6", "R6C0=2", "R7C8=1", "R0C7=6", "R3C5=5", "R1C2=3", "R3C3=3", "R2C0=7", "R0C0=9", "R0C5=4", "R4C2=2", "R2C8=8", "R1C3=6", "R2C2=6", "R0C8=3", "R8C4=3", "R6C3=9", "R7C1=9", "R5C1=1", "R6C2=5", "R3C1=7", "R7C0=3", "R5C8=5", "R4C5=9", "R5C0=8", "R8C6=5", "R5C3=4", "R7C4=2", "R3C6=2" ]
14
065370002000001370000640800097004028080090001100020940040006700070018050230900060
865379412924581376713642895397164528482795631156823947541236789679418253238957164
backtracking
[ "R3C6=5", "R5C3=8", "R6C2=1", "R7C8=3", "R5C5=3", "R3C3=1", "R6C3=2", "R4C7=3", "R8C8=4", "R0C5=9", "R5C1=5", "R3C0=3", "R1C2=4", "R2C8=5", "R3C4=6", "R7C0=6", "R8C4=5", "R8C6=1", "R0C0=8", "R4C0=4", "R8C2=8", "R2C5=2", "R1C1=2", "R1C0=9", "R2C7=9", "R6C7=8", "R4C6=6", "R7C2=9", "R0C6=4", "R7C6=2", "R6C0=5", "R6C4=3", "R5C2=6", "R0C7=1", "R2C0=7", "R2C1=1", "R2C2=3", "R4C5=5", "R1C3=5", "R1C4=8", "R4C2=2", "R5C8=7", "R7C3=4", "R6C8=9", "R1C8=6", "R8C5=7", "R4C3=7" ]
15
005710329000362800004000000100000980083900250006003100300106000409800007070029500
865714329917362845234598761142657983783941256596283174358176492429835617671429538
backtracking
[ "R8C0=6", "R3C3=6", "R8C8=8", "R0C5=4", "R1C0=9", "R3C1=4", "R2C3=5", "R1C7=4", "R8C7=3", "R4C8=6", "R5C1=9", "R3C5=7", "R3C4=5", "R0C1=6", "R2C6=7", "R0C0=8", "R6C7=9", "R6C4=7", "R5C0=5", "R7C5=5", "R2C1=3", "R3C8=3", "R6C6=4", "R2C0=2", "R5C3=2", "R8C2=1", "R2C7=6", "R4C4=4", "R3C2=2", "R7C6=6", "R7C7=1", "R1C8=5", "R2C4=9", "R6C8=2", "R6C1=5", "R1C1=1", "R5C4=8", "R7C1=2", "R8C3=4", "R6C2=8", "R7C4=3", "R4C5=1", "R5C7=7", "R4C0=7", "R2C5=8", "R5C8=4", "R2C8=1", "R1C2=7" ]
16
200005300000073850000108904070009001651000040040200080300050000580760100410030096
268495317194673852735128964872549631651387249943216785326951478589764123417832596
backtracking
[ "R3C0=8", "R0C7=1", "R7C7=2", "R0C1=6", "R8C6=5", "R5C8=5", "R6C3=9", "R5C2=3", "R8C3=8", "R5C5=6", "R3C7=3", "R8C2=7", "R1C8=2", "R2C7=6", "R7C2=9", "R3C4=4", "R4C6=2", "R0C8=7", "R6C1=2", "R4C5=7", "R5C0=9", "R6C7=7", "R6C6=4", "R0C3=4", "R1C3=6", "R3C6=6", "R3C2=2", "R7C5=4", "R2C4=2", "R1C2=4", "R5C6=7", "R0C4=9", "R2C0=7", "R8C5=2", "R5C4=1", "R0C2=8", "R7C8=3", "R6C8=8", "R6C5=1", "R1C0=1", "R4C8=9", "R6C2=6", "R4C4=8", "R3C3=5", "R2C1=3", "R4C3=3", "R2C2=5", "R1C1=9" ]
17
040800500080760092001005470056309000009001004320500010000200700700090030005008026
947812563583764192261935478156349287879621354324587619698253741712496835435178926
backtracking
[ "R6C1=9", "R3C4=4", "R5C8=9", "R0C0=9", "R4C6=3", "R8C6=9", "R4C4=2", "R0C5=2", "R1C0=5", "R7C8=5", "R0C8=3", "R0C2=7", "R8C4=7", "R8C0=4", "R4C3=6", "R2C0=2", "R5C2=4", "R8C1=3", "R1C5=4", "R5C4=8", "R4C7=5", "R0C4=1", "R6C2=8", "R0C7=6", "R7C2=2", "R6C8=1", "R2C1=6", "R4C1=7", "R1C6=1", "R6C7=4", "R7C1=1", "R7C3=4", "R5C5=7", "R3C0=1", "R3C7=8", "R3C8=7", "R8C3=1", "R5C6=6", "R1C2=3", "R7C6=8", "R6C0=6", "R6C5=3", "R3C6=2", "R4C0=8", "R2C8=8", "R7C5=6", "R6C4=5", "R2C3=9", "R2C4=3" ]
18
050083017000100400304005608000030009090824500006000070009000050007290086103607204
652483917978162435314975628825736149791824563436519872269348751547291386183657294
backtracking
[ "R3C3=7", "R3C7=4", "R5C1=3", "R4C8=3", "R0C2=2", "R7C5=1", "R1C1=7", "R8C7=9", "R2C4=7", "R4C0=7", "R1C7=3", "R3C0=8", "R4C7=6", "R2C7=2", "R6C3=3", "R7C1=4", "R5C6=8", "R1C4=6", "R2C3=9", "R6C4=4", "R3C2=5", "R6C8=1", "R0C3=4", "R1C8=5", "R6C0=2", "R6C1=6", "R4C2=1", "R1C5=2", "R3C5=6", "R3C1=2", "R5C0=4", "R5C5=9", "R6C6=7", "R6C5=8", "R5C3=5", "R0C0=6", "R8C4=5", "R8C1=8", "R7C0=5", "R5C8=2", "R5C4=1", "R7C6=3", "R3C6=1", "R0C6=9", "R1C2=8", "R2C1=1", "R1C0=9" ]
19
700084005300701020080260401624109038803600010000000002900000000001005790035400006
712984365346751829589263471624179538853642917197538642978316254461825793235497186
backtracking
[ "R1C2=6", "R8C6=1", "R1C4=5", "R8C5=7", "R0C7=6", "R4C4=4", "R8C4=9", "R2C5=3", "R3C6=5", "R8C7=8", "R6C5=6", "R6C8=4", "R1C1=4", "R5C5=8", "R5C0=1", "R5C1=9", "R4C8=7", "R4C1=5", "R4C5=2", "R6C7=5", "R7C0=4", "R5C7=4", "R5C6=6", "R1C8=9", "R0C3=9", "R3C4=7", "R0C1=1", "R2C7=7", "R7C1=6", "R8C0=2", "R5C2=7", "R6C1=7", "R6C3=3", "R7C3=8", "R5C3=5", "R6C6=2", "R2C0=5", "R6C2=8", "R0C6=3", "R5C4=3", "R0C2=2", "R2C2=9", "R7C8=3", "R1C6=8", "R6C4=1", "R7C4=2", "R4C6=9" ]
20
067050010084309000003080040090000205000621790700093600300400000020007153500800076
967254318184379562253186947691748235835621794742593681376415829428967153519832476
backtracking
[ "R6C6=8", "R1C0=1", "R2C3=1", "R4C1=3", "R0C0=9", "R2C5=6", "R1C7=6", "R8C2=9", "R8C5=2", "R1C6=5", "R2C6=9", "R5C3=5", "R8C4=3", "R2C0=2", "R6C5=5", "R6C8=9", "R5C1=4", "R0C5=4", "R2C1=5", "R4C8=4", "R3C3=7", "R6C7=2", "R0C6=3", "R5C2=2", "R6C2=6", "R6C1=7", "R0C8=8", "R8C6=4", "R3C4=4", "R6C4=1", "R4C0=8", "R3C2=1", "R8C1=1", "R3C0=6", "R5C8=1", "R7C4=6", "R1C4=7", "R4C2=5", "R7C0=4", "R3C5=8", "R7C2=8", "R7C3=9", "R0C3=2", "R5C7=8", "R3C7=3", "R2C8=7", "R1C8=2" ]
21
001409030000306052007008190060020800000003065894507000403091080079040026000700900
251479638948316752637258194365124879712983465894567213423691587179845326586732941
backtracking
[ "R6C6=5", "R7C0=1", "R4C1=1", "R8C4=3", "R1C0=9", "R5C4=6", "R3C5=4", "R7C6=3", "R1C4=1", "R5C6=2", "R6C1=2", "R3C8=9", "R8C5=2", "R2C3=2", "R4C0=7", "R0C4=7", "R7C3=8", "R4C6=4", "R8C2=6", "R8C7=4", "R6C8=7", "R2C1=3", "R8C0=5", "R2C0=6", "R8C1=8", "R8C8=1", "R0C1=5", "R3C2=5", "R4C4=8", "R1C2=8", "R0C6=6", "R2C8=4", "R3C0=3", "R0C0=2", "R4C2=2", "R4C3=9", "R2C4=5", "R5C7=1", "R6C3=6", "R3C7=7", "R7C5=5", "R5C8=3", "R1C1=4", "R3C3=1", "R1C6=7", "R0C8=8" ]
22
206030000001065070047108050500000029008019406000420001000042800609300005070000013
256734198891265374347198652514683729728519436963427581135942867689371245472856913
backtracking
[ "R1C0=8", "R5C2=3", "R3C1=1", "R0C6=1", "R3C3=6", "R6C7=6", "R5C1=6", "R2C4=9", "R7C7=4", "R8C5=6", "R2C0=3", "R8C6=9", "R0C3=7", "R3C4=8", "R0C8=8", "R1C1=9", "R4C0=7", "R6C2=5", "R3C5=3", "R6C0=1", "R8C2=2", "R0C7=9", "R5C5=7", "R5C6=5", "R1C3=2", "R8C0=4", "R3C6=7", "R5C0=9", "R4C7=3", "R7C5=1", "R5C7=8", "R0C5=4", "R2C8=2", "R8C3=8", "R7C1=8", "R4C1=2", "R2C6=6", "R1C6=3", "R6C8=7", "R3C2=4", "R4C3=5", "R6C3=9", "R0C1=5", "R1C8=4", "R8C4=5", "R6C1=3", "R7C4=7", "R7C6=2" ]
23
004502178100090030000800004600450000070900012801203500400000009350060807090300620
964532178187694235235817964629451783573986412841273596416728359352169847798345621
backtracking
[ "R8C8=1", "R2C5=7", "R4C2=3", "R0C0=9", "R7C2=2", "R6C6=3", "R3C5=1", "R2C0=2", "R4C0=5", "R4C5=6", "R7C7=4", "R6C4=2", "R6C2=6", "R1C3=6", "R2C7=6", "R6C7=5", "R8C4=4", "R8C0=7", "R5C1=4", "R1C8=5", "R1C5=4", "R3C1=2", "R7C5=9", "R3C8=3", "R5C8=6", "R2C2=5", "R0C1=6", "R2C6=9", "R1C2=7", "R2C1=3", "R1C1=8", "R3C2=9", "R7C3=1", "R8C5=5", "R4C4=8", "R3C6=7", "R5C4=7", "R1C6=2", "R6C3=7", "R4C6=4", "R8C2=8", "R5C7=9", "R0C4=3", "R2C4=1", "R3C7=8", "R6C1=1", "R6C5=8" ]
24
140060800085010040907400250030070400209000307008900060000740010601305090700002600
142569873385217946967438251536871429219654387478923165893746512621385794754192638
constraint_programming
[ "R1C3=2", "R1C0=3", "R1C5=7", "R5C6=1", "R4C7=8", "R5C0=4", "R3C8=9", "R6C2=3", "R6C8=2", "R7C6=7", "R7C1=2", "R0C5=9", "R6C6=5", "R0C7=7", "R3C5=1", "R6C1=9", "R2C8=1", "R4C5=4", "R1C8=6", "R5C4=2", "R8C2=4", "R2C4=3", "R3C0=5", "R5C1=7", "R5C8=5", "R0C2=2", "R8C1=5", "R2C1=6", "R6C5=6", "R4C1=1", "R3C3=8", "R8C3=1", "R0C3=5", "R8C8=8", "R5C5=3", "R7C4=8", "R3C7=2", "R8C7=3", "R7C8=4", "R2C5=8", "R3C2=6", "R8C4=9", "R4C3=6", "R6C0=8", "R0C8=3", "R1C6=9", "R4C4=5" ]
25
590000147000900008072000030700040290020030806800170050005764009036005000100800002
598326147314957628672481935753648291421539876869172453285764319936215784147893562
backtracking
[ "R2C0=6", "R7C0=9", "R2C6=9", "R1C4=5", "R2C4=8", "R5C8=3", "R2C3=4", "R8C1=4", "R7C6=7", "R1C5=7", "R7C7=8", "R3C5=8", "R2C8=5", "R1C0=3", "R6C7=1", "R5C5=2", "R8C5=3", "R0C4=2", "R0C2=8", "R7C3=2", "R7C4=1", "R5C2=9", "R8C4=9", "R1C1=1", "R4C5=9", "R5C6=4", "R6C1=8", "R6C6=3", "R0C5=6", "R7C8=4", "R3C8=1", "R2C5=1", "R4C7=7", "R1C2=4", "R1C7=2", "R6C0=2", "R8C6=5", "R3C2=3", "R4C0=4", "R0C3=3", "R8C7=6", "R1C6=6", "R4C2=1", "R4C3=5", "R3C3=6", "R8C2=7", "R3C1=5", "R5C1=6" ]
26
100000090208970605000532000006050400700806002083700010604080120890600050015040007
157468293238971645469532781926153478741896532583724916674385129892617354315249867
constraint_programming
[ "R0C2=7", "R7C8=4", "R2C7=8", "R0C3=4", "R3C8=8", "R5C0=5", "R0C6=2", "R0C5=8", "R8C0=3", "R4C7=3", "R3C0=9", "R7C5=7", "R8C3=2", "R2C1=6", "R5C6=9", "R5C4=2", "R4C6=5", "R1C7=4", "R1C5=1", "R7C2=2", "R7C6=3", "R0C1=5", "R6C3=3", "R3C5=3", "R5C5=4", "R0C8=3", "R3C1=2", "R8C7=6", "R8C5=9", "R6C8=9", "R7C4=1", "R6C1=7", "R4C4=9", "R8C6=8", "R1C1=3", "R2C8=1", "R4C1=4", "R6C5=5", "R5C8=6", "R3C7=7", "R4C2=1", "R3C3=1", "R2C2=9", "R2C0=4", "R2C6=7", "R0C4=6" ]
27
900084060604005207030070080760001500053000001000409603105026090002040000800003710
927384165684915237531672489769231548453768921218459673175826394392147856846593712
backtracking
[ "R4C4=6", "R4C3=7", "R8C3=5", "R4C7=2", "R1C7=3", "R7C8=6", "R7C6=8", "R5C7=7", "R3C2=9", "R3C7=4", "R3C3=2", "R8C8=2", "R0C3=3", "R1C4=1", "R4C6=9", "R7C5=7", "R2C0=5", "R0C6=1", "R6C6=3", "R6C8=4", "R3C4=3", "R5C4=5", "R8C4=9", "R7C3=1", "R5C0=2", "R2C8=9", "R8C1=4", "R4C5=8", "R1C1=8", "R3C8=8", "R5C1=1", "R2C6=4", "R0C1=2", "R5C2=8", "R2C2=1", "R6C3=8", "R2C3=6", "R2C5=2", "R6C1=7", "R7C1=9", "R1C3=9", "R0C8=5", "R8C2=6", "R0C2=7", "R4C0=4", "R7C7=5", "R7C0=3" ]
28
308056007006900253012040000000000320904800000760109805000001904831000506040007030
398256417476918253512743698185674329924835761763129845257361984831492576649587132
backtracking
[ "R6C4=6", "R1C1=7", "R0C1=9", "R3C8=9", "R8C8=2", "R2C7=9", "R0C6=4", "R3C4=7", "R0C7=1", "R8C2=9", "R8C0=6", "R6C1=5", "R5C2=3", "R2C3=7", "R5C4=2", "R3C3=6", "R7C3=4", "R5C7=4", "R3C2=5", "R3C1=8", "R0C3=2", "R1C0=4", "R7C7=7", "R1C4=1", "R6C3=3", "R4C8=1", "R2C8=8", "R8C4=8", "R8C6=1", "R2C0=5", "R7C5=2", "R7C4=9", "R4C5=5", "R1C5=8", "R6C2=7", "R4C4=3", "R4C6=7", "R2C6=6", "R8C3=5", "R3C0=1", "R6C7=8", "R6C0=2", "R3C5=4", "R4C1=2", "R2C5=3", "R4C7=6" ]
29
170300009008040600000060030600800001924600300300902500010200040709503016005007800
176328459538149672492765138657834921924651387381972564813296745749583216265417893
constraint_programming
[ "R7C1=4", "R2C1=9", "R1C1=3", "R6C6=7", "R8C1=6", "R3C5=4", "R6C5=6", "R0C4=2", "R4C4=5", "R5C7=6", "R5C2=1", "R6C2=3", "R2C8=8", "R2C2=2", "R0C7=5", "R1C7=7", "R8C3=4", "R3C4=3", "R1C3=1", "R8C4=1", "R6C4=9", "R2C3=7", "R8C0=2", "R8C8=3", "R5C1=8", "R8C7=9", "R5C4=7", "R2C0=4", "R3C2=7", "R6C8=5", "R4C5=1", "R3C6=9", "R1C8=2", "R6C0=8", "R3C7=2", "R0C2=6", "R3C1=5", "R2C5=5", "R4C8=7", "R2C6=1", "R1C0=5", "R4C7=8", "R7C4=8", "R1C5=9", "R5C8=4", "R0C6=4", "R7C6=2", "R0C5=8" ]
30
004030021070005009380690000030000000602100450010907003000846700560001240008250030
954738621276415389381692574837564912692183457415927863123846795569371248748259136
backtracking
[ "R4C1=9", "R2C7=7", "R3C2=7", "R4C5=3", "R5C2=5", "R4C4=8", "R2C6=5", "R7C8=8", "R6C2=3", "R8C8=6", "R2C2=1", "R5C7=6", "R7C2=9", "R3C7=1", "R1C4=1", "R3C4=6", "R3C0=8", "R0C3=7", "R1C6=3", "R8C0=7", "R8C6=1", "R6C8=5", "R1C2=6", "R8C5=9", "R2C5=2", "R8C1=4", "R0C1=5", "R1C3=4", "R4C8=7", "R5C0=4", "R7C4=7", "R5C6=8", "R5C4=2", "R6C7=9", "R3C5=4", "R3C6=9", "R6C0=1", "R1C0=2", "R0C5=8", "R0C0=9", "R1C7=8", "R3C8=2", "R3C3=5", "R2C8=4", "R0C6=6", "R6C1=2", "R7C3=3" ]
31
083200096200030704007915000402390008010004060069870000000400007500060280070050900
183247596295638714647915832452396178718524369369871425921483657534769281876152943
backtracking
[ "R2C1=4", "R8C7=4", "R1C3=6", "R7C1=3", "R5C0=3", "R6C2=1", "R5C5=1", "R0C4=4", "R0C5=7", "R8C3=1", "R4C2=8", "R3C5=6", "R5C7=2", "R0C0=1", "R2C6=8", "R7C5=9", "R8C8=3", "R1C2=5", "R5C6=4", "R1C7=1", "R4C3=5", "R3C7=7", "R4C0=7", "R2C0=6", "R6C6=6", "R3C6=1", "R3C1=5", "R4C6=3", "R2C7=3", "R8C5=2", "R6C5=3", "R5C8=5", "R2C8=2", "R6C1=2", "R7C3=7", "R8C0=8", "R1C5=8", "R6C7=5", "R4C4=2", "R0C6=5", "R8C2=6", "R6C4=8", "R6C0=9", "R1C1=9", "R4C8=9", "R7C2=4", "R7C8=1" ]
32
803000270409008000700024096000006915001802000030750000054000060608100003372009140
863915274429678351715324896287436915541892637936751482154283769698147523372569148
backtracking
[ "R4C6=6", "R6C8=9", "R4C7=3", "R7C1=9", "R6C3=2", "R1C8=1", "R1C1=2", "R6C4=8", "R8C8=8", "R2C6=8", "R0C5=5", "R5C8=2", "R2C1=1", "R0C3=9", "R3C1=8", "R4C8=7", "R3C0=2", "R0C1=6", "R0C4=1", "R6C5=3", "R8C4=6", "R5C6=4", "R2C3=3", "R3C3=4", "R3C2=7", "R7C5=7", "R2C2=5", "R1C6=3", "R7C6=5", "R4C0=5", "R3C4=3", "R6C6=7", "R4C1=4", "R6C0=1", "R1C4=7", "R7C7=2", "R4C4=9", "R1C3=6", "R5C0=9", "R5C5=1", "R8C3=5", "R5C2=6", "R0C8=4", "R5C7=8", "R7C4=4", "R1C7=5" ]
33
070490103003070590050000000000000061100749020024306008600980700012600000480007052
276495183843271596951863247397528461168749325524316978635982714712654839489137652
backtracking
[ "R6C2=5", "R2C8=7", "R2C0=9", "R2C6=2", "R0C5=5", "R3C6=4", "R3C3=5", "R1C8=6", "R6C5=2", "R7C6=8", "R6C8=4", "R1C3=2", "R4C2=8", "R2C3=8", "R5C0=5", "R7C8=9", "R1C5=1", "R6C7=1", "R4C6=3", "R5C4=1", "R8C2=9", "R2C4=6", "R2C2=1", "R3C4=2", "R0C2=6", "R2C7=4", "R1C0=8", "R0C0=2", "R8C6=6", "R1C1=4", "R4C1=6", "R2C5=3", "R6C1=3", "R3C5=8", "R7C4=5", "R7C5=4", "R7C0=7", "R8C4=3", "R3C1=9", "R0C7=8", "R8C3=1", "R5C6=9", "R7C7=3", "R5C7=7", "R3C2=7", "R4C8=5", "R3C0=3" ]
34
830040096020010008904700030409002065308001070000603800507030020000506400002080100
831245796726319548954768231419872365368451972275693814587134629193526487642987153
backtracking
[ "R2C8=1", "R5C1=7", "R2C1=5", "R8C1=4", "R4C3=4", "R6C1=8", "R8C0=6", "R8C8=3", "R7C0=1", "R5C2=5", "R6C5=4", "R7C7=8", "R8C5=7", "R0C6=7", "R5C0=2", "R0C3=2", "R3C3=8", "R4C1=6", "R5C7=1", "R3C1=1", "R1C2=6", "R6C3=1", "R5C8=4", "R4C8=2", "R0C5=5", "R5C4=9", "R3C6=3", "R1C3=3", "R6C6=6", "R6C8=9", "R1C0=7", "R2C5=8", "R0C2=1", "R1C5=9", "R7C8=7", "R8C3=9", "R3C4=7", "R1C7=4", "R2C4=6", "R2C6=2", "R7C4=2", "R4C4=5", "R8C7=5", "R7C1=9", "R1C6=5", "R4C6=9", "R7C2=3" ]
35
060250000792006100000081600009000500410009780207300004000763010300540290800000040
168257439792436158543981672639874521415629783287315964924763815371548296856192347
backtracking
[ "R4C2=5", "R0C6=4", "R4C3=6", "R1C3=4", "R8C1=5", "R8C6=3", "R3C1=3", "R8C3=1", "R8C8=7", "R3C3=8", "R1C7=5", "R6C1=2", "R0C7=3", "R1C8=8", "R8C5=2", "R2C7=7", "R3C0=6", "R2C8=2", "R2C3=9", "R3C7=2", "R0C8=9", "R0C5=7", "R8C4=9", "R6C2=4", "R3C5=4", "R8C2=6", "R5C6=9", "R5C1=8", "R2C1=4", "R0C2=8", "R3C4=7", "R4C4=2", "R4C8=3", "R2C0=5", "R5C5=5", "R5C4=1", "R6C6=8", "R3C8=1", "R7C1=7", "R2C2=3", "R7C2=1", "R1C4=3", "R6C8=5", "R6C0=9", "R5C7=6", "R0C0=1", "R7C5=8", "R7C8=6" ]
36
050400680090100000008059302007203000000600208604080005036004190100007000072800050
751432689293168574468759312587243961319675248624981735836524197145397826972816453
backtracking
[ "R5C3=9", "R7C8=6", "R3C1=8", "R4C0=3", "R2C7=1", "R7C6=8", "R8C4=1", "R5C5=1", "R1C5=8", "R7C2=5", "R6C0=8", "R0C4=3", "R7C7=2", "R1C4=6", "R6C8=7", "R7C3=3", "R0C5=2", "R3C8=1", "R6C4=2", "R4C5=5", "R3C6=9", "R0C0=7", "R8C8=3", "R5C7=3", "R1C7=7", "R1C0=2", "R0C8=9", "R2C1=6", "R2C3=7", "R7C1=4", "R4C7=4", "R4C4=7", "R4C1=1", "R8C6=4", "R5C1=2", "R3C4=4", "R7C4=9", "R8C0=9", "R3C7=6", "R8C5=6", "R1C6=5", "R6C3=5", "R4C2=9", "R1C2=3", "R1C8=4", "R5C6=7", "R2C0=4", "R3C0=5", "R0C2=1" ]
37
010092047000700609600040100003000000720008900840105070106400280480030000900017005
318692547254781639697543128563974812721368954849125376176459283485236791932817465
backtracking
[ "R6C1=7", "R7C6=7", "R1C7=3", "R3C3=9", "R0C6=5", "R3C0=5", "R8C7=6", "R5C2=9", "R4C3=3", "R1C1=5", "R7C7=9", "R6C8=3", "R0C0=3", "R0C2=8", "R3C1=6", "R4C4=6", "R6C5=9", "R2C2=7", "R2C5=3", "R4C8=4", "R0C3=6", "R3C7=1", "R3C8=2", "R8C1=3", "R6C4=5", "R1C5=1", "R1C0=2", "R4C7=5", "R8C6=4", "R5C4=2", "R3C6=8", "R5C6=3", "R7C2=5", "R2C1=9", "R2C7=2", "R3C4=7", "R4C2=1", "R8C3=8", "R1C4=8", "R7C8=1", "R3C5=4", "R2C3=5", "R1C2=4", "R7C3=2", "R5C8=6", "R8C2=2", "R7C5=6", "R2C8=8" ]
38
078010609203009008410060052720106030000400700091305000932000400005720010000008006
578213649263549178419867352724196835356482791891375264932651487685724913147938526
backtracking
[ "R4C5=2", "R3C8=5", "R5C0=8", "R8C0=1", "R0C3=2", "R6C8=7", "R2C6=3", "R3C2=4", "R6C5=1", "R8C4=3", "R1C6=1", "R5C6=2", "R7C0=6", "R7C8=3", "R8C2=7", "R8C6=5", "R5C4=7", "R1C3=5", "R7C5=4", "R4C7=9", "R0C7=4", "R3C4=9", "R0C0=5", "R3C6=8", "R2C5=7", "R4C8=1", "R5C7=6", "R0C5=3", "R6C4=5", "R4C1=5", "R4C0=3", "R8C3=9", "R1C7=7", "R4C2=6", "R4C4=8", "R8C1=4", "R6C7=8", "R8C7=2", "R2C3=8", "R7C1=8", "R2C2=9", "R1C4=4", "R7C6=9", "R1C1=6", "R6C3=6", "R5C8=4" ]
39
056010000280030040040090765790003008005760000000004001100600203020001400060805900
956417832287536149341298765794153628815762394632984571178649253529371486463825917
backtracking
[ "R6C7=5", "R3C3=1", "R1C5=6", "R1C3=5", "R5C0=6", "R6C1=7", "R0C6=8", "R3C2=4", "R0C7=3", "R3C6=6", "R1C2=7", "R7C4=7", "R1C8=9", "R0C8=2", "R8C8=7", "R4C6=3", "R2C2=1", "R6C4=4", "R8C2=3", "R3C7=2", "R0C0=9", "R8C0=4", "R3C4=5", "R2C3=2", "R8C7=1", "R0C3=4", "R0C5=7", "R6C2=8", "R2C5=8", "R8C4=2", "R5C7=7", "R1C6=1", "R4C0=8", "R7C2=9", "R5C3=9", "R5C2=2", "R5C6=5", "R4C1=1", "R7C3=3", "R4C7=9", "R5C4=8", "R7C7=8", "R2C0=3", "R7C0=5", "R4C8=4", "R6C5=9", "R7C8=6", "R4C5=2", "R5C1=3" ]
40
000001847010000000059348006300020004076100500200006790040207069007800415003590000
632951847814672953759348126391725684476189532285436791548217369927863415163594278
backtracking
[ "R1C2=4", "R7C5=3", "R3C2=1", "R6C6=3", "R5C1=8", "R7C1=2", "R4C8=2", "R0C4=5", "R4C5=9", "R5C4=3", "R1C6=9", "R8C5=4", "R5C3=4", "R3C3=7", "R8C7=7", "R0C3=9", "R5C8=1", "R0C1=3", "R1C8=3", "R4C4=8", "R6C0=5", "R8C8=8", "R4C0=4", "R6C2=8", "R7C4=6", "R1C0=8", "R2C6=1", "R0C0=6", "R2C7=2", "R7C0=9", "R4C7=3", "R6C4=1", "R2C0=7", "R1C3=6", "R3C7=8", "R1C5=2", "R1C4=7", "R5C2=5", "R3C5=5", "R3C6=6", "R8C0=1", "R8C1=6", "R8C6=2", "R0C2=2", "R1C7=5", "R3C1=9" ]
41
205040003001009000046001587004607090802000056090020340170008200000500800500903001
285746913731859624946231587354687192812394756697125348179468235463512879528973461
backtracking
[ "R1C4=5", "R8C2=8", "R6C4=6", "R6C7=3", "R8C1=2", "R5C5=5", "R4C4=9", "R4C3=3", "R8C4=7", "R1C7=2", "R6C3=4", "R7C0=4", "R7C5=2", "R3C6=1", "R3C0=3", "R2C3=2", "R0C7=1", "R1C1=3", "R4C1=1", "R7C1=6", "R8C7=6", "R7C2=3", "R0C6=9", "R1C3=8", "R3C4=8", "R3C8=2", "R6C2=9", "R7C7=7", "R7C8=9", "R5C8=8", "R0C3=7", "R3C1=5", "R2C4=3", "R4C5=4", "R1C8=4", "R5C2=7", "R7C4=1", "R0C5=6", "R5C3=1", "R5C0=6", "R1C6=6", "R4C6=7", "R8C6=4", "R2C0=9", "R0C1=8", "R1C0=7", "R6C8=5" ]
42
103800000906400072000205090090070050084901300002506000210004005308700401070080600
123897546956413872847265193691378254584921367732546918219634785368759421475182639
backtracking
[ "R6C7=8", "R2C2=7", "R6C4=3", "R3C3=3", "R8C7=3", "R2C8=3", "R7C4=5", "R8C5=2", "R6C6=7", "R3C8=4", "R1C6=8", "R5C6=9", "R1C4=1", "R7C5=9", "R4C8=7", "R5C7=1", "R1C1=5", "R6C3=6", "R7C7=2", "R5C8=8", "R2C1=4", "R0C6=5", "R4C4=2", "R4C0=5", "R0C5=7", "R2C0=8", "R5C1=3", "R2C6=1", "R6C2=9", "R3C6=2", "R0C4=9", "R4C7=6", "R8C0=4", "R8C3=1", "R3C0=6", "R7C1=6", "R1C5=3", "R3C5=8", "R0C7=4", "R0C8=6", "R8C8=9", "R2C4=6", "R0C1=2", "R5C0=7", "R5C4=4", "R8C2=5", "R3C2=1" ]
43
850420370003000010000170009000500602029304000010000438046090805005000900702840003
851429376973658214264173589438517692629384751517962438346791825185236947792845163
backtracking
[ "R3C2=8", "R6C3=7", "R3C1=3", "R7C1=8", "R5C0=5", "R3C7=9", "R0C8=6", "R2C2=4", "R6C0=3", "R7C5=6", "R2C0=2", "R4C0=6", "R7C7=4", "R1C5=8", "R4C7=5", "R6C5=1", "R5C5=2", "R7C8=7", "R3C4=1", "R2C1=6", "R7C0=1", "R3C0=4", "R1C8=4", "R2C7=8", "R3C5=7", "R7C3=2", "R1C4=5", "R5C2=7", "R1C3=6", "R0C5=9", "R5C3=9", "R6C7=2", "R1C1=7", "R8C1=9", "R4C6=7", "R4C8=1", "R8C7=6", "R4C4=8", "R7C4=3", "R1C6=2", "R2C6=5", "R8C6=1", "R1C0=9", "R0C2=1", "R8C5=5", "R5C4=6", "R2C5=3" ]
44
061490020280007050003108007600704031000250074090600000000010008570000206800906000
761495823284367159953128467625784931138259674497631582346512798579843216812976345
backtracking
[ "R3C6=9", "R2C0=9", "R3C2=5", "R7C2=9", "R2C4=2", "R2C7=6", "R1C4=6", "R5C6=5", "R5C0=4", "R4C0=1", "R6C6=7", "R0C5=5", "R8C2=2", "R0C6=8", "R5C8=2", "R8C4=7", "R4C5=9", "R5C2=7", "R6C0=3", "R7C5=3", "R4C6=6", "R6C5=2", "R3C4=8", "R1C6=1", "R2C6=4", "R7C7=1", "R6C7=9", "R5C5=1", "R4C2=8", "R8C1=1", "R5C4=3", "R6C3=5", "R7C4=4", "R3C1=2", "R6C1=4", "R0C8=3", "R1C8=9", "R1C2=4", "R7C3=8", "R0C0=7", "R6C2=6", "R8C6=3", "R8C7=4", "R5C7=8", "R8C8=5", "R4C1=3", "R2C1=5", "R1C3=3" ]
45
608900050000320190010000300400073600570260000003105020080000064020090507047008001
638917452754326198219584376492873615571269843863145729185732964326491587947658231
constraint_programming
[ "R8C4=5", "R6C3=7", "R1C2=4", "R4C2=1", "R0C5=7", "R3C3=8", "R3C2=2", "R6C4=3", "R0C1=3", "R8C7=3", "R8C6=2", "R7C0=3", "R6C5=2", "R4C8=3", "R2C8=6", "R7C2=6", "R1C0=7", "R8C0=9", "R3C7=1", "R8C3=6", "R0C6=4", "R5C1=6", "R6C0=1", "R4C6=8", "R2C7=7", "R7C7=8", "R5C6=7", "R5C4=4", "R7C5=1", "R0C4=1", "R3C1=9", "R7C3=4", "R4C7=4", "R6C6=9", "R2C2=9", "R2C0=2", "R6C2=5", "R1C1=5", "R0C8=2", "R3C8=5", "R2C4=8", "R2C3=5", "R1C5=6", "R1C8=8", "R5C8=9", "R4C5=9", "R2C5=4", "R5C0=8" ]
46
000700900004300527010006084800094053040001200962080070100869000700020130059000000
538742916694318527217956384871294653345671298962583471123869745786425139459137862
backtracking
[ "R3C2=1", "R3C6=6", "R6C6=7", "R4C4=7", "R1C5=8", "R1C4=1", "R3C1=7", "R4C3=6", "R5C6=4", "R7C5=5", "R0C0=5", "R6C2=3", "R7C2=6", "R8C5=7", "R0C4=4", "R2C0=2", "R3C3=2", "R2C3=9", "R5C3=5", "R8C7=6", "R2C4=5", "R8C6=8", "R6C1=2", "R5C5=3", "R0C2=8", "R0C5=2", "R4C7=9", "R4C8=8", "R1C1=9", "R1C0=6", "R0C1=3", "R7C3=4", "R0C8=6", "R5C8=1", "R2C6=3", "R4C2=5", "R7C8=9", "R7C1=8", "R4C0=3", "R8C0=4", "R8C3=1", "R0C7=1", "R6C8=5", "R8C4=3", "R2C2=7", "R8C8=2", "R6C7=4" ]
47
680905000003000508402108703390720800000000010045006900060804002001002075700013000
687935241913247568452168793396721854278459316145386927569874132831692475724513689
backtracking
[ "R3C8=4", "R4C8=6", "R8C1=2", "R3C5=1", "R4C5=9", "R7C3=6", "R1C4=4", "R7C1=3", "R0C2=7", "R6C2=9", "R5C4=8", "R7C6=4", "R8C7=8", "R3C2=6", "R5C7=2", "R8C8=9", "R2C4=6", "R1C0=9", "R3C7=5", "R8C2=4", "R0C7=4", "R7C4=9", "R8C6=6", "R0C8=1", "R0C6=2", "R8C3=5", "R2C1=5", "R0C4=3", "R1C1=1", "R4C1=7", "R4C6=3", "R5C0=1", "R7C0=8", "R4C0=2", "R5C8=7", "R4C3=4", "R4C2=8", "R1C5=7", "R6C6=1", "R4C4=5", "R6C0=5", "R5C3=3", "R6C4=7", "R2C7=9", "R6C7=3", "R1C7=6", "R1C3=2" ]
48
600837001089004700102000400000450020030609005040000860908006070700098010005100930
654837291389214756172965483896451327237689145541723869918346572723598614465172938
backtracking
[ "R7C8=4", "R0C2=4", "R4C2=7", "R0C6=2", "R2C1=7", "R4C6=1", "R6C8=2", "R2C4=6", "R3C6=3", "R3C5=1", "R7C3=5", "R4C7=4", "R3C8=7", "R3C1=9", "R1C4=1", "R4C4=8", "R7C6=6", "R5C0=5", "R1C7=5", "R8C4=7", "R2C7=8", "R2C8=3", "R6C6=5", "R5C3=7", "R6C4=4", "R5C8=9", "R7C1=2", "R5C4=2", "R5C2=1", "R8C5=2", "R4C0=2", "R6C1=1", "R8C8=8", "R1C0=3", "R8C0=4", "R2C5=5", "R8C1=6", "R2C3=9", "R0C7=9", "R3C2=6", "R5C5=3", "R1C3=2", "R6C3=3", "R7C2=3", "R3C0=8", "R1C8=6", "R0C1=5" ]
49
000067430800009150500003009007000010001806304940350020009010502608200700400708000
192567438873429156564183279387942615251876394946351827739614582618295743425738961
backtracking
[ "R3C3=9", "R5C2=6", "R2C1=6", "R2C2=4", "R3C6=6", "R1C1=7", "R1C2=3", "R8C4=3", "R2C3=1", "R1C4=2", "R4C0=2", "R6C0=7", "R0C0=1", "R8C7=6", "R2C6=2", "R4C4=7", "R8C2=5", "R3C4=4", "R6C7=8", "R7C5=5", "R6C3=6", "R4C1=5", "R8C8=1", "R8C1=2", "R3C5=2", "R7C7=4", "R4C7=9", "R5C5=1", "R5C8=7", "R0C8=8", "R5C6=8", "R7C8=3", "R3C0=3", "R6C1=3", "R1C3=4", "R2C4=8", "R1C8=6", "R7C1=1", "R0C1=9", "R3C1=8", "R2C7=7", "R0C2=2", "R7C4=9", "R0C3=5", "R8C6=9", "R3C8=5", "R6C5=4" ]
50
063700401400000000700091300092076030004500260035000100509040820087010609000003000
963752481451368972728491356892176534174539268635824197519647823387215649246983715
backtracking
[ "R8C8=5", "R0C4=5", "R4C1=7", "R1C4=6", "R8C4=8", "R1C7=7", "R7C7=4", "R2C8=6", "R3C8=4", "R0C5=2", "R5C0=6", "R1C8=2", "R4C8=8", "R6C3=6", "R1C5=8", "R7C0=3", "R6C1=1", "R1C1=5", "R2C3=4", "R2C1=2", "R5C8=7", "R8C7=1", "R8C1=4", "R2C7=5", "R8C6=7", "R4C5=9", "R0C0=9", "R7C3=2", "R0C7=8", "R6C8=3", "R3C6=5", "R8C3=9", "R2C2=8", "R5C4=2", "R3C3=1", "R6C5=7", "R4C0=1", "R8C0=2", "R5C7=9", "R7C5=5", "R1C3=3", "R5C3=8", "R4C4=3", "R5C5=4", "R1C2=1", "R3C0=8", "R8C2=6", "R1C6=9" ]
51
000340002006082073700100450082005014000098300670000005140700000905030020030000806
851347692496582173723169458382675914514298367679413285148726539965834721237951846
backtracking
[ "R3C6=9", "R3C4=7", "R6C6=5", "R2C4=6", "R3C0=3", "R2C1=2", "R4C8=7", "R4C1=1", "R2C5=9", "R7C1=6", "R5C3=4", "R0C1=5", "R0C6=6", "R4C7=6", "R4C0=5", "R4C3=2", "R7C5=4", "R0C7=9", "R2C2=3", "R8C3=9", "R0C0=8", "R6C2=8", "R8C7=4", "R8C2=7", "R7C6=7", "R8C5=1", "R1C1=9", "R5C2=9", "R3C3=6", "R8C0=2", "R5C4=1", "R6C7=3", "R7C3=8", "R5C7=8", "R5C6=2", "R2C8=8", "R4C2=4", "R6C8=9", "R1C3=5", "R1C0=4", "R0C2=1", "R6C5=6", "R7C8=1", "R0C5=7", "R5C5=3", "R6C4=2", "R1C6=1", "R8C4=5" ]
52
008070600960001405402000010200830090600790103007004026500900307030020500000310089
158479632963281475472563918215836794684792153397154826521948367839627541746315289
constraint_programming
[ "R2C6=9", "R7C8=1", "R3C5=6", "R5C3=1", "R7C0=8", "R2C1=7", "R5C1=9", "R7C5=7", "R6C1=2", "R7C7=4", "R2C5=3", "R7C2=9", "R6C2=1", "R2C4=6", "R1C3=2", "R4C1=8", "R4C7=5", "R3C6=7", "R6C4=4", "R3C2=5", "R0C0=1", "R6C5=8", "R8C2=6", "R8C0=7", "R0C8=2", "R8C5=5", "R6C7=6", "R5C4=5", "R4C2=4", "R5C6=8", "R0C3=4", "R5C0=3", "R8C1=4", "R8C6=2", "R3C8=4", "R1C4=8", "R0C5=9", "R2C8=8", "R4C5=2", "R1C2=3", "R1C7=7", "R0C1=5", "R2C3=5", "R0C7=3", "R7C3=6", "R3C1=1" ]
53
087200490060891000005000002400300500019002803000706200030050600500060017071403050
187235496264891735395674182426389571719542863853716249938157624542968317671423958
constraint_programming
[ "R5C7=4", "R0C4=3", "R8C8=8", "R4C0=7", "R5C4=1", "R3C5=9", "R2C0=3", "R3C1=2", "R6C2=8", "R3C8=1", "R2C4=7", "R5C2=3", "R8C6=9", "R2C6=1", "R8C4=2", "R2C1=9", "R1C0=2", "R5C8=9", "R7C3=9", "R3C2=6", "R4C3=5", "R7C1=4", "R8C0=6", "R2C5=4", "R5C1=5", "R7C5=8", "R1C8=5", "R4C7=6", "R6C0=9", "R4C4=4", "R6C5=7", "R3C4=8", "R6C3=1", "R0C0=1", "R7C2=2", "R0C8=6", "R3C7=7", "R5C0=8", "R1C7=3", "R6C7=2", "R1C2=4", "R0C5=5", "R1C6=7", "R2C3=6", "R6C8=4", "R2C7=8", "R7C6=3" ]
54
107008000650100000300060072060030250480009700001407009000000800003980015040203060
127398546654172398398564172769831254482659731531427689916745823273986415845213967
backtracking
[ "R8C0=8", "R5C6=6", "R1C4=7", "R6C8=3", "R8C4=1", "R3C8=4", "R5C0=5", "R6C2=6", "R7C6=4", "R0C1=2", "R8C2=5", "R1C8=8", "R1C5=2", "R0C3=3", "R1C6=3", "R4C7=3", "R2C5=4", "R3C3=8", "R0C8=6", "R4C3=6", "R6C5=5", "R2C2=8", "R6C0=9", "R5C1=3", "R4C8=1", "R7C0=2", "R6C3=7", "R6C7=2", "R6C4=4", "R8C8=7", "R6C1=1", "R3C2=9", "R5C4=2", "R8C6=9", "R4C4=5", "R1C2=4", "R1C7=9", "R3C0=7", "R7C5=6", "R2C3=5", "R0C4=9", "R0C7=4", "R7C1=7", "R2C1=9", "R2C6=1", "R3C5=1", "R0C6=5", "R5C7=8", "R4C2=2" ]
55
000704010803620907016090000000100406598400002000030079034075000100900360250300040
925784613843621957716593824372159486598467132461238579634875291187942365259316748
backtracking
[ "R0C6=6", "R2C6=8", "R3C5=9", "R0C8=3", "R4C7=3", "R6C3=8", "R5C0=4", "R1C1=4", "R8C4=1", "R7C1=8", "R0C4=8", "R2C3=5", "R8C5=6", "R4C4=6", "R7C8=5", "R8C2=9", "R7C2=7", "R0C0=9", "R2C7=2", "R4C6=1", "R2C8=4", "R4C5=7", "R6C8=1", "R1C7=5", "R5C5=8", "R2C5=3", "R6C0=6", "R0C1=2", "R7C5=2", "R6C7=9", "R5C6=5", "R5C3=2", "R8C6=7", "R2C0=7", "R0C2=5", "R3C2=2", "R1C5=1", "R7C4=4", "R3C7=8", "R8C8=8", "R3C1=7", "R3C0=3", "R3C4=5", "R5C1=6", "R6C6=2", "R5C2=1" ]
56
500038701026004850300072940054100300890400000000060000003000069000721400401390000
549638721726914853318572946654187392892453617137269584273845169965721438481396275
constraint_programming
[ "R8C8=5", "R2C1=1", "R8C6=2", "R2C2=8", "R6C3=8", "R3C0=6", "R4C7=1", "R4C2=2", "R6C4=4", "R0C1=4", "R5C5=9", "R3C4=8", "R3C7=9", "R4C5=3", "R5C8=4", "R7C7=3", "R7C2=5", "R5C3=2", "R8C5=6", "R0C3=6", "R3C5=7", "R4C6=6", "R5C1=3", "R5C2=7", "R7C8=8", "R4C8=7", "R5C6=5", "R1C4=1", "R6C6=1", "R2C8=6", "R1C3=9", "R7C0=9", "R1C8=3", "R5C7=8", "R1C0=7", "R8C1=8", "R0C7=2", "R3C8=2", "R4C4=5", "R6C5=5", "R0C2=9", "R2C3=5", "R6C1=7", "R6C0=2", "R7C1=6", "R8C7=7", "R5C0=1" ]
57
600050000073008020854027000201700530400069007080000900027301084060540009300000001
612453798973618425854927163291784536435269817786135942527391684168542379349876251
constraint_programming
[ "R0C6=7", "R3C4=8", "R8C5=6", "R1C4=1", "R0C3=4", "R7C2=8", "R8C2=9", "R0C8=8", "R5C2=6", "R3C1=9", "R8C7=5", "R2C3=9", "R0C1=1", "R2C8=3", "R4C6=8", "R6C6=6", "R5C7=4", "R7C6=3", "R1C3=6", "R5C4=3", "R2C7=6", "R1C8=5", "R8C3=8", "R0C7=9", "R7C7=7", "R8C6=2", "R8C4=7", "R5C0=7", "R5C3=1", "R5C8=2", "R6C0=5", "R7C0=1", "R0C2=2", "R1C0=9", "R6C4=9", "R4C2=5", "R4C1=3", "R8C1=4", "R2C6=1", "R0C5=3", "R3C8=6", "R1C6=4", "R4C3=2", "R7C5=2", "R5C5=5", "R3C5=4", "R4C7=1" ]
58
000900406701040002009501378012300009300004080085000230050007000093008600020600541
538972416761843952249561378412385769376294185985716234654127893193458627827639541
backtracking
[ "R7C4=5", "R4C2=6", "R1C7=5", "R4C1=7", "R8C2=7", "R5C0=9", "R6C2=4", "R1C3=8", "R2C4=6", "R4C8=5", "R6C7=9", "R5C3=7", "R3C6=7", "R4C4=9", "R2C1=4", "R5C4=1", "R5C8=4", "R7C8=7", "R0C7=1", "R1C5=3", "R7C7=2", "R8C4=3", "R6C8=3", "R0C0=5", "R7C0=1", "R0C4=7", "R7C3=4", "R4C6=1", "R1C1=6", "R0C5=2", "R5C5=6", "R3C5=5", "R3C0=4", "R3C4=8", "R1C6=9", "R3C7=6", "R0C1=3", "R6C4=2", "R6C6=8", "R4C3=2", "R6C3=1", "R0C2=8", "R8C0=8", "R2C0=2", "R8C5=9", "R6C0=6" ]
59
007500904000082305001600002800036070016004200430190050540008000029071030000000609
287513964964782315351649782895236471716854293432197856543968127629471538178325649
constraint_programming
[ "R2C7=8", "R3C2=5", "R1C0=9", "R5C5=7", "R2C5=9", "R2C1=5", "R8C2=8", "R7C8=8", "R6C7=2", "R3C8=1", "R8C1=7", "R6C4=6", "R0C7=6", "R4C3=8", "R4C7=9", "R8C7=4", "R8C0=1", "R8C4=2", "R0C4=1", "R5C2=2", "R5C8=6", "R1C7=1", "R2C0=3", "R4C0=7", "R6C2=3", "R3C6=4", "R2C6=7", "R8C3=3", "R8C5=5", "R3C3=2", "R7C3=4", "R6C3=9", "R6C8=7", "R5C6=8", "R2C4=4", "R0C0=2", "R4C8=3", "R1C1=6", "R6C6=1", "R7C6=5", "R0C1=8", "R1C2=4", "R0C5=3", "R7C0=6", "R1C3=7", "R4C4=5", "R3C1=9" ]
60
001040730630900004075000200000000501069001000004002079980500602710609300000203080
291845736638927154475136298327498561869751423154362879983574612712689345546213987
backtracking
[ "R4C4=5", "R0C1=9", "R8C4=1", "R2C0=4", "R7C8=5", "R1C2=8", "R0C5=5", "R6C5=4", "R1C4=2", "R2C3=1", "R1C7=5", "R6C2=3", "R3C2=7", "R7C7=4", "R8C2=6", "R4C3=7", "R0C0=2", "R5C0=1", "R8C0=5", "R4C6=4", "R8C1=4", "R8C8=7", "R4C8=3", "R5C1=5", "R1C6=1", "R6C4=7", "R2C8=8", "R3C0=3", "R3C1=2", "R0C8=6", "R8C6=9", "R3C4=9", "R3C5=8", "R2C4=3", "R5C4=6", "R3C7=6", "R1C5=7", "R4C7=2", "R5C3=3", "R6C7=1", "R4C0=8", "R2C5=6", "R3C3=4", "R7C2=2", "R7C4=8", "R5C6=8", "R0C3=8", "R2C7=9" ]
61
507108002000043100900500006070050004100002069600700380320490000001006400009070528
537168942286943157914527836873659214145832769692714385328495671751286493469371528
backtracking
[ "R4C1=4", "R3C3=6", "R3C5=9", "R5C1=9", "R2C4=2", "R1C1=8", "R2C1=1", "R1C7=5", "R1C8=7", "R2C2=4", "R8C0=4", "R3C2=3", "R0C1=3", "R2C5=7", "R1C0=2", "R4C3=8", "R5C5=4", "R7C1=5", "R3C6=2", "R4C4=3", "R5C4=1", "R6C7=7", "R2C7=3", "R3C7=1", "R7C0=7", "R7C7=9", "R6C5=5", "R1C2=6", "R6C8=1", "R0C7=4", "R6C6=6", "R0C6=9", "R8C1=6", "R8C3=3", "R2C6=8", "R5C2=2", "R6C2=8", "R7C3=2", "R4C2=5", "R1C3=9", "R0C4=6", "R7C4=8", "R4C6=7", "R8C5=1", "R5C8=5", "R3C0=8", "R7C8=3" ]
62
807000000610005430400690000002800709003007820900051046000009670054000000200403018
827314965619785432435692187142836759563947821978251346381529674754168293296473518
backtracking
[ "R7C0=7", "R0C8=5", "R8C6=5", "R4C1=6", "R0C5=4", "R1C8=2", "R1C2=9", "R6C0=3", "R2C1=3", "R2C5=2", "R3C0=1", "R6C3=5", "R8C4=7", "R2C8=7", "R5C2=8", "R7C5=8", "R6C4=2", "R0C6=9", "R3C1=4", "R0C1=2", "R6C1=8", "R1C4=8", "R3C7=5", "R5C1=7", "R3C5=6", "R4C8=1", "R2C6=1", "R2C2=5", "R7C8=3", "R6C2=1", "R5C6=3", "R0C7=6", "R0C3=3", "R7C7=9", "R7C3=1", "R4C4=4", "R6C8=4", "R1C3=7", "R4C0=5", "R2C7=8", "R8C2=6", "R3C4=3", "R7C4=6", "R4C3=9", "R7C6=2", "R5C3=2", "R0C4=1", "R8C1=9" ]
63
040000200710930000058020760300060000406800920020705800031070090007058601500100007
643587219712936458958421763385269174476813925129745836831674592297358641564192387
backtracking
[ "R0C3=5", "R3C2=5", "R8C2=4", "R6C6=5", "R0C8=9", "R3C5=9", "R4C5=3", "R0C4=8", "R4C8=5", "R5C8=6", "R7C0=2", "R1C8=8", "R3C3=2", "R7C7=4", "R8C7=8", "R8C5=2", "R0C5=7", "R8C1=6", "R4C4=1", "R8C6=3", "R5C7=3", "R6C3=6", "R3C7=7", "R2C8=3", "R3C1=8", "R7C3=3", "R1C2=2", "R5C4=4", "R1C5=6", "R2C0=9", "R0C2=3", "R0C0=6", "R6C5=4", "R7C1=9", "R4C1=7", "R3C8=4", "R1C6=4", "R3C6=1", "R2C5=1", "R1C7=5", "R6C8=2", "R6C0=8", "R5C0=1", "R2C3=4", "R5C2=9", "R8C4=9", "R0C7=1" ]
64
002834700010060005798200400903050100000009007080072060600081024051000300040000090
562834719314967285798215436973658142126349857485172963639781524251496378847523691
backtracking
[ "R7C0=2", "R6C2=9", "R6C1=3", "R4C2=6", "R4C4=4", "R7C4=9", "R1C3=9", "R3C5=8", "R0C0=5", "R5C3=1", "R7C8=8", "R6C3=7", "R2C7=3", "R5C6=9", "R4C6=8", "R8C5=3", "R2C4=1", "R1C0=3", "R8C4=2", "R3C3=6", "R8C2=7", "R8C0=8", "R2C8=6", "R1C2=4", "R7C7=7", "R8C3=5", "R3C8=2", "R5C2=5", "R4C1=2", "R5C0=4", "R3C7=4", "R4C7=5", "R0C1=6", "R7C5=6", "R5C8=3", "R1C7=8", "R2C5=5", "R0C7=1", "R1C5=7", "R1C6=2", "R3C1=7", "R8C8=1", "R7C3=4", "R0C8=9", "R6C6=5", "R4C3=3", "R8C6=6", "R4C0=1" ]
65
431800006000300010000006205609134070020000040000570089003659020500080104807000003
431825796256397418978416235689134572725968341314572689143659827592783164867241953
backtracking
[ "R2C1=7", "R1C2=6", "R4C8=1", "R5C0=3", "R6C1=4", "R0C5=5", "R0C4=2", "R8C6=9", "R4C2=5", "R8C7=5", "R3C6=5", "R5C6=6", "R3C8=2", "R1C0=2", "R2C2=8", "R1C5=7", "R4C0=7", "R6C0=1", "R1C1=5", "R8C5=1", "R8C1=6", "R2C7=3", "R3C1=8", "R8C4=4", "R5C1=1", "R7C2=2", "R7C1=9", "R4C5=8", "R7C7=6", "R8C3=2", "R4C6=3", "R1C4=9", "R5C2=4", "R6C6=8", "R4C3=9", "R5C5=2", "R2C0=9", "R2C4=1", "R2C3=4", "R6C8=7", "R7C3=7", "R7C5=3", "R1C8=8", "R4C4=6", "R1C6=4", "R0C6=7", "R0C7=9" ]
66
020000106610239040050004007003520009009400080800701400795006002200180000400000653
324857196617239548958614327143528769579463281862791435795346812236185974481972653
constraint_programming
[ "R3C1=4", "R4C5=3", "R6C7=1", "R0C7=9", "R6C4=4", "R2C0=9", "R0C2=4", "R0C4=5", "R8C1=8", "R1C2=7", "R0C3=8", "R3C6=7", "R7C8=4", "R1C8=8", "R5C4=9", "R0C5=7", "R5C2=2", "R8C3=9", "R4C1=7", "R8C2=1", "R7C6=9", "R7C1=3", "R7C7=7", "R8C5=2", "R1C6=5", "R7C5=5", "R3C7=6", "R5C1=6", "R2C4=1", "R2C7=2", "R6C3=3", "R2C2=8", "R4C0=5", "R4C6=2", "R0C0=3", "R8C4=7", "R2C3=6", "R3C5=8", "R5C7=3", "R4C4=6", "R5C8=5", "R3C0=1", "R7C2=6", "R2C6=3", "R4C8=1", "R6C6=8" ]
67
003000150620700009051000007180670003509003400030080201000207904000098620004510008
743869152628751349951342867182674593579123486436985271865237914317498625294516738
backtracking
[ "R8C0=2", "R7C8=5", "R1C7=4", "R8C1=9", "R4C7=8", "R0C1=4", "R7C0=3", "R6C1=6", "R3C2=2", "R0C3=8", "R5C3=9", "R2C3=3", "R5C2=6", "R0C4=6", "R6C2=5", "R6C7=1", "R0C0=7", "R0C5=9", "R1C2=8", "R1C6=3", "R1C4=5", "R1C5=1", "R7C1=1", "R3C6=5", "R4C8=6", "R7C2=7", "R2C5=2", "R3C7=9", "R2C4=4", "R6C0=8", "R8C7=3", "R2C6=8", "R2C7=6", "R5C5=5", "R5C0=4", "R2C0=9", "R6C4=3", "R0C8=2", "R4C1=7", "R4C4=2", "R3C5=4", "R7C3=4", "R8C6=7", "R4C3=1", "R8C5=6", "R5C7=7" ]
68
400053270020600803008904010145200006000048300000001090601300450000070900780000060
416853279529617843378924615145239786967548321832761594691382457254176938783495162
backtracking
[ "R3C7=8", "R4C7=2", "R5C0=8", "R1C5=7", "R5C1=3", "R2C6=6", "R5C4=6", "R0C2=6", "R0C8=9", "R6C4=8", "R2C4=2", "R7C1=5", "R7C0=2", "R8C5=5", "R8C4=9", "R4C3=5", "R5C2=2", "R4C2=7", "R7C2=4", "R4C1=6", "R2C0=3", "R8C8=2", "R1C7=4", "R3C4=3", "R2C1=7", "R3C5=9", "R8C6=1", "R4C8=1", "R7C3=1", "R1C2=9", "R1C4=1", "R0C1=1", "R6C8=7", "R1C0=5", "R5C6=5", "R3C6=7", "R7C8=8", "R8C2=3", "R5C3=7", "R2C8=5", "R0C3=8", "R5C8=4", "R6C1=9", "R7C7=3", "R7C5=6", "R4C0=9", "R8C3=4", "R6C5=2" ]
69
004030009520001300019860200402000700037006800608510020900080070073002046000000130
784235619526971384319864257452398761137426895698517423941683572873152946265749138
backtracking
[ "R6C8=2", "R8C2=5", "R8C4=4", "R2C8=7", "R4C7=9", "R4C3=4", "R2C7=5", "R1C7=8", "R2C5=4", "R3C3=3", "R3C4=9", "R3C8=1", "R8C0=2", "R6C5=3", "R8C5=9", "R5C8=3", "R6C2=1", "R5C5=7", "R6C1=4", "R1C8=4", "R7C3=1", "R4C4=2", "R4C8=5", "R1C2=6", "R0C3=2", "R2C0=3", "R1C4=7", "R7C4=5", "R0C7=1", "R1C3=9", "R3C5=8", "R5C1=9", "R3C1=5", "R6C6=5", "R0C5=5", "R8C1=6", "R5C6=4", "R8C3=7", "R0C0=7", "R3C7=6", "R4C0=1", "R0C6=6", "R6C3=6", "R7C0=8", "R7C6=9", "R8C8=8", "R0C1=8" ]
70
023000061000068007000304058058006120007090080140000509000430000064085930001072000
823957461415268397679314258958746123237591684146823579582439716764185932391672845
backtracking
[ "R7C8=2", "R7C3=1", "R4C8=4", "R2C6=2", "R6C0=5", "R1C1=1", "R6C5=9", "R1C7=9", "R4C5=1", "R0C6=4", "R6C1=8", "R1C3=2", "R8C0=3", "R6C6=7", "R1C2=5", "R5C2=6", "R5C3=8", "R4C3=5", "R5C7=7", "R5C5=3", "R3C3=7", "R2C0=6", "R5C4=2", "R8C7=4", "R8C1=9", "R4C1=3", "R4C6=6", "R1C0=4", "R0C5=7", "R2C4=1", "R3C4=4", "R0C0=8", "R1C6=3", "R8C6=8", "R0C4=5", "R2C1=7", "R0C3=9", "R2C2=9", "R6C8=6", "R6C7=1", "R8C8=5", "R3C0=9", "R7C0=7", "R4C0=2", "R6C2=2", "R8C3=6", "R3C8=3" ]
71
031020060005074003006800020700406038000095706200780901098140000500000890300000002
831529467925674183476831529759416238183295746264783951698142375512367894347958612
constraint_programming
[ "R0C8=7", "R4C2=3", "R7C3=3", "R8C5=8", "R6C5=2", "R4C7=4", "R5C5=3", "R3C1=5", "R2C1=7", "R7C8=4", "R2C6=5", "R8C3=9", "R8C6=6", "R6C8=5", "R0C3=5", "R4C1=8", "R2C8=9", "R8C1=4", "R3C6=2", "R1C3=6", "R0C0=8", "R2C0=4", "R3C2=9", "R1C0=9", "R5C2=4", "R5C1=6", "R4C0=1", "R4C3=2", "R6C7=7", "R3C4=1", "R1C7=8", "R1C1=2", "R2C4=3", "R5C7=5", "R7C5=7", "R6C6=3", "R7C1=1", "R0C6=4", "R8C7=1", "R8C4=5", "R7C2=2", "R1C6=1", "R6C0=6", "R8C2=7", "R7C4=6", "R2C5=1", "R0C5=9" ]
72
015040002020560098300010007200000600940001000030680704458000000090872050600430900
815947362724563198369218547287354619946721835531689724458196273193872456672435981
backtracking
[ "R0C0=8", "R1C5=3", "R3C1=8", "R4C6=8", "R8C8=1", "R8C7=8", "R0C6=3", "R2C1=6", "R6C7=7", "R1C6=1", "R4C3=7", "R0C3=9", "R5C2=1", "R5C0=5", "R2C3=2", "R7C2=3", "R3C5=4", "R2C2=9", "R3C4=5", "R4C4=2", "R6C5=6", "R0C5=7", "R3C8=9", "R6C3=1", "R8C1=7", "R2C6=5", "R4C7=3", "R2C7=4", "R5C5=9", "R8C2=2", "R1C2=4", "R7C0=1", "R3C3=3", "R2C5=8", "R3C7=1", "R0C7=6", "R1C0=7", "R8C5=5", "R6C8=3", "R6C4=9", "R6C6=2", "R5C7=2", "R7C8=6", "R3C2=7", "R4C2=6", "R4C8=5", "R7C6=4" ]
73
604302001780006300900510400003004078028000096000601004090057800000020015000403700
654372981781946352932518467163294578428735196579681234296157843347829615815463729
constraint_programming
[ "R7C5=9", "R6C2=6", "R7C1=4", "R4C4=3", "R0C4=7", "R3C4=9", "R3C3=2", "R2C8=7", "R5C0=5", "R5C4=8", "R6C8=3", "R8C0=8", "R5C7=3", "R6C0=2", "R1C7=5", "R5C2=9", "R8C8=9", "R0C6=9", "R7C0=3", "R3C0=1", "R5C1=7", "R7C3=8", "R8C4=6", "R0C1=5", "R2C5=8", "R2C7=6", "R7C6=6", "R8C2=5", "R8C1=1", "R1C8=2", "R2C1=3", "R1C2=1", "R0C7=8", "R2C2=2", "R4C3=7", "R1C3=9", "R6C3=1", "R6C7=4", "R4C6=1", "R3C6=5", "R7C2=7", "R5C6=2", "R1C4=4", "R8C7=2", "R4C5=5", "R3C1=6", "R4C0=4" ]
74
000048010943050700008200006050000379002400080070013040600590002109087500530060000
265748913943651728718239456451826379392475681876913245687594132129387564534162897
backtracking
[ "R4C0=3", "R6C1=8", "R2C4=3", "R8C5=2", "R1C8=8", "R5C8=5", "R1C7=2", "R0C6=9", "R6C5=4", "R3C2=1", "R8C2=4", "R7C1=2", "R8C6=8", "R5C2=6", "R5C3=9", "R2C6=4", "R0C2=5", "R2C7=5", "R2C1=1", "R7C7=6", "R8C7=9", "R7C3=3", "R4C6=6", "R7C8=4", "R5C0=8", "R1C3=6", "R3C4=2", "R4C8=1", "R0C8=3", "R3C3=8", "R0C3=7", "R1C5=1", "R0C0=2", "R8C3=1", "R2C0=7", "R0C1=6", "R4C4=7", "R4C1=9", "R8C8=7", "R6C2=7", "R3C0=4", "R4C5=5", "R5C6=2", "R6C7=3", "R6C6=1", "R3C5=6", "R2C5=9" ]
75
900003050246050700070680100000008039501200800700006001809420006002010078030000240
918743652246951783375682194624178539591234867783596421859427316462315978137869245
backtracking
[ "R0C6=6", "R8C4=6", "R2C5=2", "R1C7=8", "R3C2=4", "R8C5=9", "R5C6=4", "R5C3=5", "R3C3=1", "R7C6=9", "R6C1=5", "R5C4=9", "R1C5=1", "R4C7=6", "R3C4=7", "R5C7=2", "R3C0=6", "R3C1=2", "R1C8=3", "R4C8=7", "R2C0=3", "R2C7=9", "R8C8=5", "R8C2=7", "R0C3=7", "R4C1=9", "R8C0=1", "R7C3=3", "R0C1=1", "R6C6=3", "R0C8=2", "R5C1=8", "R6C5=7", "R7C0=4", "R4C4=3", "R1C3=9", "R8C3=8", "R5C2=3", "R2C8=4", "R4C5=4", "R3C6=5", "R7C5=5", "R7C1=6", "R0C2=8", "R2C2=5", "R6C7=1", "R0C4=4" ]
76
002078000006015908905000100400709500030054070000061204000020306008000009710800450
142978635376415928985632147421789563639254871857361294594127386268543719713896452
constraint_programming
[ "R4C0=6", "R1C3=4", "R8C4=9", "R5C0=8", "R0C8=5", "R7C0=2", "R8C2=3", "R1C0=3", "R1C1=7", "R7C4=4", "R5C1=5", "R4C2=9", "R3C8=3", "R6C3=1", "R0C1=4", "R0C7=3", "R2C5=2", "R3C1=2", "R6C1=9", "R4C8=1", "R7C1=6", "R2C1=8", "R8C5=6", "R7C6=7", "R4C3=2", "R6C0=5", "R2C8=7", "R3C4=8", "R6C5=7", "R6C2=4", "R7C5=3", "R2C4=3", "R6C7=8", "R5C3=3", "R0C6=6", "R7C3=5", "R3C7=6", "R3C2=1", "R4C6=8", "R0C3=9", "R5C7=9", "R0C0=1", "R2C7=4", "R5C2=7", "R8C8=2", "R1C7=2", "R7C7=1", "R2C3=6" ]
77
043020000050180070890506100400009706031000059000871000070005460002043501000600320
143927685256184973897536142428359716731462859965871234379215468682743591514698327
backtracking
[ "R4C6=8", "R1C2=6", "R6C4=1", "R5C0=9", "R1C6=9", "R6C3=2", "R2C4=3", "R8C2=4", "R8C5=8", "R7C3=7", "R6C0=3", "R5C7=3", "R0C7=8", "R3C7=1", "R3C3=3", "R1C5=4", "R0C0=1", "R4C3=4", "R5C2=5", "R4C5=2", "R8C0=5", "R2C8=2", "R2C2=7", "R5C8=4", "R3C4=5", "R1C8=3", "R5C6=2", "R3C1=2", "R7C7=9", "R4C4=6", "R6C2=9", "R5C1=6", "R3C2=8", "R0C5=7", "R7C0=6", "R8C8=7", "R2C7=4", "R0C3=9", "R4C0=7", "R7C1=8", "R0C6=6", "R0C8=5", "R6C8=8", "R8C1=1", "R8C4=9", "R1C0=2" ]
78
206597403080103000507000009000004210028006500409010060700305000001200000300480902
216597483984123756537648129673954218128736594459812367792365841841279635365481972
backtracking
[ "R3C2=3", "R6C6=8", "R2C6=1", "R3C8=8", "R7C6=6", "R6C2=2", "R4C4=3", "R1C8=6", "R8C5=1", "R6C1=9", "R4C7=9", "R0C7=8", "R4C3=7", "R7C5=9", "R2C5=8", "R8C1=6", "R6C7=4", "R5C6=3", "R4C8=4", "R3C4=5", "R7C8=5", "R3C0=6", "R8C7=7", "R8C2=5", "R2C3=6", "R2C7=2", "R7C7=3", "R4C0=1", "R5C5=2", "R1C2=4", "R3C1=7", "R6C8=1", "R7C4=7", "R2C1=3", "R7C1=4", "R5C8=7", "R6C4=6", "R1C7=5", "R1C6=7", "R1C4=2", "R1C0=9", "R7C0=8", "R5C3=8", "R3C3=9", "R2C4=4", "R0C1=1", "R5C1=5" ]
79
270600050000070406006059030040005600081000040029006173390000002000097800807140005
278634951935271486416859237743915628681723549529486173394568712152397864867142395
backtracking
[ "R7C0=1", "R7C7=6", "R3C2=3", "R0C4=3", "R6C3=5", "R6C5=8", "R3C0=7", "R5C4=8", "R7C3=3", "R4C3=7", "R6C4=6", "R5C3=4", "R2C3=8", "R1C1=3", "R4C4=2", "R8C6=3", "R2C8=7", "R6C7=1", "R1C5=1", "R0C8=1", "R7C8=4", "R1C0=9", "R0C5=4", "R2C6=2", "R6C2=4", "R0C6=9", "R6C6=7", "R2C0=4", "R1C3=2", "R3C3=9", "R4C8=9", "R4C5=3", "R7C2=2", "R3C4=1", "R1C2=5", "R1C7=8", "R3C7=2", "R4C0=6", "R8C1=6", "R8C5=2", "R2C1=1", "R3C8=8", "R4C6=5", "R0C2=8", "R8C7=9", "R7C1=5", "R5C0=5" ]
80
010907030002100004958002000600030002073060580000705069080000406304000105009210800
416957238732186954958342617695831742273469581841725369187593426324678195569214873
constraint_programming
[ "R2C6=6", "R3C2=5", "R8C5=4", "R4C8=1", "R4C0=2", "R0C2=6", "R1C7=5", "R3C1=9", "R1C1=3", "R5C1=4", "R6C4=9", "R2C3=3", "R4C5=9", "R6C2=7", "R1C5=6", "R3C5=1", "R2C8=7", "R5C6=3", "R0C8=8", "R4C3=4", "R3C3=8", "R1C4=8", "R0C6=2", "R2C7=1", "R3C6=7", "R1C6=9", "R7C4=7", "R2C4=4", "R8C0=5", "R6C5=3", "R8C1=6", "R6C3=5", "R1C0=7", "R6C7=2", "R0C0=4", "R3C7=4", "R8C8=3", "R5C2=1", "R7C7=9", "R5C0=8", "R7C1=2", "R5C4=2", "R8C7=7", "R0C4=5", "R7C5=8", "R6C0=1", "R7C3=6" ]
81
290041000470302050000060208039400005100000070504100603613200704000003080005900100
298541367476382951351769248739426815162835479584197623613258794947613582825974136
backtracking
[ "R7C2=7", "R0C3=5", "R4C2=2", "R2C7=4", "R7C4=1", "R2C0=3", "R8C4=7", "R1C2=6", "R4C1=6", "R0C8=7", "R8C7=3", "R1C6=9", "R7C6=5", "R5C1=8", "R2C5=9", "R5C5=7", "R4C3=8", "R3C7=1", "R1C4=8", "R1C8=1", "R8C5=4", "R4C6=4", "R7C3=6", "R3C5=6", "R8C0=8", "R6C5=8", "R8C1=2", "R4C5=5", "R0C2=8", "R5C7=2", "R3C4=2", "R4C8=9", "R6C7=9", "R6C4=5", "R0C6=3", "R2C2=1", "R4C4=3", "R8C8=6", "R7C1=4", "R2C1=5", "R7C0=9", "R3C6=8", "R5C4=9", "R0C7=6", "R2C3=7", "R7C8=2", "R3C0=7" ]
82
080623090400007000900000713006910400805000026014500007030708000500000009021460085
187623594453197862962845713376912458895374126214586937639758241548231679721469385
backtracking
[ "R7C5=1", "R7C7=7", "R1C8=2", "R1C2=3", "R2C3=8", "R4C5=4", "R8C6=3", "R7C2=8", "R1C4=9", "R0C0=1", "R3C5=2", "R8C5=9", "R5C4=8", "R4C6=1", "R5C6=9", "R7C1=4", "R3C1=7", "R5C7=3", "R1C1=5", "R5C5=6", "R1C7=6", "R2C4=4", "R6C6=2", "R2C5=5", "R5C0=2", "R0C8=4", "R4C3=3", "R4C4=7", "R3C0=3", "R0C2=7", "R3C7=5", "R6C0=6", "R4C1=9", "R2C2=2", "R6C7=4", "R0C6=5", "R3C8=8", "R1C3=1", "R6C4=5", "R7C4=3", "R8C0=7", "R7C3=2", "R1C6=8", "R2C1=6", "R7C6=6", "R6C8=1", "R6C2=9" ]
83
000050007050004020020160430941000000008746000000300508400000209705080300219030076
194253687356874921827169435941528763538746192672391548483617259765982314219435876
constraint_programming
[ "R0C5=3", "R0C7=8", "R6C7=5", "R4C6=1", "R5C7=4", "R6C4=1", "R4C1=3", "R2C8=5", "R1C6=9", "R3C8=3", "R1C3=8", "R0C3=2", "R1C4=7", "R3C7=6", "R5C5=1", "R5C0=6", "R5C2=2", "R0C2=4", "R2C2=7", "R6C3=6", "R3C6=7", "R4C8=2", "R0C1=9", "R1C2=6", "R8C6=8", "R5C4=9", "R4C0=5", "R3C5=8", "R2C5=9", "R6C2=3", "R0C6=6", "R1C0=3", "R6C1=8", "R8C5=5", "R3C3=5", "R2C0=8", "R1C8=1", "R7C7=1", "R7C5=2", "R3C4=2", "R7C8=4", "R6C5=7", "R7C1=6", "R8C3=4", "R7C3=9", "R0C0=1", "R5C1=7", "R4C7=9" ]
84
000457602940061300070000080100509400700086930020003007400010059006000800218300700
381457692942861375675932184163579428754286931829143567437618259596724813218395746
backtracking
[ "R8C7=4", "R5C4=4", "R5C0=8", "R7C1=9", "R4C3=2", "R3C7=2", "R3C4=7", "R6C2=7", "R6C1=3", "R0C0=3", "R7C3=7", "R2C3=9", "R1C7=7", "R7C7=1", "R4C1=5", "R0C2=1", "R4C8=1", "R4C2=4", "R3C8=8", "R6C3=6", "R5C7=6", "R7C4=2", "R1C3=8", "R8C5=5", "R2C5=2", "R2C4=3", "R8C8=6", "R6C6=2", "R8C4=9", "R0C1=8", "R1C2=2", "R5C2=9", "R2C2=5", "R3C2=3", "R0C7=9", "R3C1=6", "R2C0=6", "R6C5=8", "R1C8=5", "R7C8=3", "R7C0=5", "R2C6=1", "R2C8=4", "R5C6=5", "R7C5=4", "R5C3=1" ]
85
000720041003051890070000000730200160004109305205080009800000006090007200560904003
958723641423651897176498532739245168684179325215386479847532916391867254562914783
constraint_programming
[ "R8C2=2", "R8C7=8", "R1C1=2", "R8C6=7", "R4C7=2", "R2C4=9", "R6C2=7", "R1C8=7", "R2C3=4", "R7C3=8", "R7C0=3", "R5C7=7", "R2C0=1", "R5C5=6", "R2C8=2", "R6C5=2", "R2C6=5", "R6C7=1", "R1C3=6", "R5C6=4", "R4C4=7", "R1C0=4", "R4C0=6", "R3C5=5", "R6C6=9", "R0C6=6", "R3C4=4", "R0C0=9", "R7C8=4", "R3C8=8", "R6C3=5", "R5C1=1", "R6C1=4", "R0C2=8", "R7C4=6", "R2C5=8", "R4C1=8", "R7C2=1", "R5C3=3", "R2C2=6", "R7C7=5", "R8C4=1", "R2C7=3", "R3C2=9", "R0C5=3", "R0C1=5", "R6C4=3" ]
86
000230050673400800005007900310780000064009200082546009008000103000801700000600405
941238657673495821825167934319782546564319278782546319258974163436851792197623485
backtracking
[ "R8C5=3", "R4C7=7", "R3C7=4", "R1C4=9", "R4C0=5", "R8C1=9", "R4C8=8", "R7C7=9", "R7C0=4", "R4C4=1", "R6C4=7", "R2C8=4", "R7C4=5", "R0C5=8", "R0C8=7", "R1C8=1", "R7C1=3", "R8C7=8", "R2C4=6", "R6C1=5", "R2C1=2", "R8C4=2", "R2C3=1", "R3C5=2", "R4C3=3", "R3C2=9", "R3C8=6", "R0C6=6", "R7C2=6", "R1C7=2", "R8C0=1", "R0C1=4", "R0C0=9", "R0C2=1", "R8C2=7", "R1C5=5", "R7C8=2", "R3C6=5", "R6C0=2", "R6C7=6", "R6C5=4", "R2C7=3", "R5C0=7", "R2C0=8", "R6C3=9", "R5C7=1", "R5C6=3" ]
87
980046025000090700700300004008023010045070008000105006014800900506000307090002600
983746125451298763762351894678423519145679238239185476314867952526914387897532641
constraint_programming
[ "R7C7=8", "R8C0=8", "R3C6=5", "R4C3=6", "R2C4=5", "R3C1=7", "R6C0=3", "R3C0=6", "R3C3=4", "R5C6=4", "R1C2=1", "R1C8=3", "R8C8=1", "R6C4=6", "R5C4=8", "R7C1=2", "R8C2=7", "R0C2=3", "R1C7=6", "R7C3=9", "R2C1=6", "R2C5=1", "R1C3=2", "R2C7=9", "R1C5=8", "R6C5=7", "R0C3=7", "R5C7=7", "R4C7=3", "R5C1=3", "R8C3=5", "R1C1=5", "R8C4=3", "R8C7=4", "R3C8=9", "R2C2=2", "R0C6=1", "R1C0=4", "R2C6=8", "R6C8=2", "R5C2=9", "R7C5=4", "R7C4=1", "R5C0=2", "R4C5=9", "R4C6=2", "R4C0=1", "R6C7=5" ]
88
200000001003060008807031940002506070409800056100000380038670500705090263000004000
294785631513469728867231945382516479479823156156947382938672514745198263621354897
backtracking
[ "R6C5=2", "R0C4=8", "R8C7=9", "R0C6=6", "R5C3=9", "R4C4=2", "R1C7=2", "R5C5=7", "R5C4=4", "R3C6=4", "R8C4=5", "R1C6=7", "R8C0=6", "R2C8=5", "R0C2=4", "R8C6=8", "R7C3=1", "R1C0=5", "R8C1=2", "R8C2=1", "R6C0=9", "R5C1=5", "R3C0=3", "R0C7=3", "R8C3=3", "R4C5=3", "R3C1=8", "R5C8=2", "R7C5=8", "R2C1=6", "R8C8=7", "R4C6=1", "R3C4=1", "R1C3=4", "R1C5=9", "R4C1=7", "R0C5=5", "R3C8=9", "R6C8=4", "R0C3=7", "R5C2=6", "R2C3=2", "R6C7=1", "R7C1=4", "R0C1=9", "R1C1=1" ]
89
004206050070000306000075120002608710890000040047090000000000590056002000009307208
184236957275419386963875124532648719891723645647591832728164593356982471419357268
constraint_programming
[ "R5C3=5", "R6C2=8", "R5C7=3", "R7C0=3", "R2C1=6", "R0C8=7", "R3C8=9", "R0C1=8", "R1C7=8", "R8C1=1", "R3C0=5", "R0C4=3", "R1C4=1", "R8C0=4", "R4C8=5", "R6C8=3", "R2C3=8", "R7C6=4", "R3C4=4", "R7C7=7", "R0C0=1", "R5C0=6", "R7C4=8", "R7C8=1", "R0C6=9", "R1C0=2", "R2C0=9", "R1C5=9", "R6C3=1", "R2C2=3", "R4C3=7", "R1C3=4", "R6C0=7", "R3C1=3", "R6C4=6", "R6C5=4", "R4C6=6", "R6C1=2", "R4C4=2", "R8C7=6", "R5C6=8", "R1C2=5", "R5C5=1", "R7C3=9", "R4C5=3", "R5C8=2", "R2C8=4", "R8C4=5", "R4C2=1" ]
90
090604025000500904503700100002059001010000000006008437080003600400020000700000058
197684325628531974543792186372459861814367592956218437285173649469825713731946258
constraint_programming
[ "R4C2=4", "R8C2=1", "R2C4=9", "R7C7=1", "R6C7=4", "R7C2=9", "R6C3=1", "R3C7=6", "R2C8=6", "R7C5=5", "R5C3=2", "R7C8=3", "R8C6=2", "R6C2=5", "R8C5=6", "R1C4=3", "R7C3=8", "R3C1=7", "R3C0=3", "R3C6=8", "R8C1=3", "R4C3=3", "R6C4=7", "R8C3=9", "R7C1=6", "R2C5=2", "R7C6=7", "R8C4=4", "R4C7=9", "R6C8=9", "R1C0=6", "R1C7=7", "R1C1=2", "R3C3=4", "R0C2=7", "R1C5=1", "R0C0=1", "R2C7=8", "R6C0=2", "R4C8=2", "R5C0=9", "R5C4=1", "R4C4=6", "R0C4=8", "R5C1=5", "R4C5=7", "R0C6=3", "R4C0=8", "R2C1=4", "R1C2=8", "R4C6=5" ]
91
000750600061980004400000720259006000803000010000820075090208000010060490007340058
932754681761982534485631729259176843873495216146823975594218367318567492627349158
backtracking
[ "R4C5=5", "R7C8=2", "R2C2=5", "R7C2=8", "R8C5=9", "R0C2=2", "R2C4=3", "R3C8=3", "R3C4=7", "R2C1=8", "R5C1=4", "R2C3=6", "R1C0=7", "R0C0=9", "R5C6=9", "R5C2=6", "R4C1=7", "R4C8=6", "R3C6=8", "R7C0=3", "R2C8=9", "R8C0=6", "R6C6=3", "R5C0=1", "R1C6=5", "R0C8=1", "R7C3=5", "R8C6=1", "R0C7=8", "R5C5=3", "R1C5=2", "R3C3=1", "R0C1=3", "R6C4=1", "R7C5=7", "R4C4=9", "R6C8=7", "R4C3=4", "R6C7=6", "R3C7=4", "R8C1=2", "R0C5=4", "R6C0=5", "R6C2=4", "R2C5=1", "R4C6=2", "R1C7=3" ]
92
600000045200009803089007000001402309790300050000050080076030400520000700004086012
617823945245619873389547621851472369792368154463951287176235498528194736934786512
constraint_programming
[ "R6C7=9", "R8C6=5", "R2C8=1", "R7C5=4", "R1C4=1", "R4C8=4", "R0C2=7", "R2C6=6", "R0C6=9", "R2C4=4", "R4C5=8", "R7C3=1", "R7C4=9", "R5C6=2", "R6C0=1", "R4C2=2", "R2C3=5", "R6C5=5", "R5C3=9", "R8C1=3", "R7C8=6", "R3C1=5", "R5C2=3", "R5C8=7", "R8C3=7", "R7C7=3", "R3C7=6", "R6C3=2", "R8C0=9", "R1C3=6", "R5C5=1", "R0C3=8", "R4C6=1", "R1C1=4", "R0C4=2", "R2C7=2", "R3C4=7", "R7C2=8", "R3C0=8", "R2C0=3", "R6C8=8", "R0C1=1", "R5C1=6", "R1C7=7", "R1C2=5", "R5C0=4", "R0C5=3", "R4C4=6" ]
93
020980040030047601019006080700490000800023907000605000904800006001000300350014020
627981543538247691419356782763498215845123967192675438974832156281569374356714829
backtracking
[ "R5C6=4", "R6C1=7", "R3C8=5", "R1C0=5", "R4C3=1", "R1C2=8", "R6C5=2", "R7C1=8", "R2C3=3", "R8C2=6", "R3C1=6", "R8C3=7", "R2C4=5", "R4C7=6", "R4C1=4", "R6C6=1", "R6C4=3", "R5C7=3", "R7C0=2", "R7C5=9", "R2C6=7", "R8C6=8", "R2C0=4", "R0C2=7", "R1C3=2", "R4C2=5", "R0C5=1", "R3C2=3", "R1C7=9", "R5C0=1", "R7C3=5", "R7C8=4", "R7C7=7", "R0C0=6", "R6C7=5", "R5C8=8", "R8C8=9", "R0C8=3", "R5C4=7", "R5C2=2", "R2C8=2", "R7C4=6", "R3C7=1", "R3C5=8", "R3C6=2", "R5C1=9", "R0C6=5" ]
94
008060700030870012000205930000700504905004000802903070106000080009120360700000250
298361745534879612617245938361782594975614823842953176126537489459128367783496251
backtracking
[ "R5C4=5", "R6C4=3", "R4C3=6", "R5C8=6", "R8C5=6", "R6C3=5", "R8C1=8", "R4C6=8", "R2C1=1", "R2C0=6", "R4C4=1", "R3C0=3", "R0C0=2", "R2C4=4", "R6C5=7", "R8C8=1", "R3C1=6", "R1C0=5", "R6C6=4", "R3C2=1", "R4C8=3", "R3C7=9", "R0C7=4", "R7C1=5", "R7C0=4", "R2C8=8", "R6C8=9", "R6C1=2", "R0C3=3", "R1C6=6", "R8C3=4", "R0C5=1", "R5C6=1", "R1C2=4", "R4C1=7", "R1C5=9", "R7C8=7", "R3C4=8", "R4C7=2", "R7C5=8", "R8C2=3", "R2C2=7", "R8C4=9", "R3C5=2", "R5C1=4", "R0C8=5", "R0C1=9" ]
95
600300000502809070013050002700240085004007126009508000305000400170400003008090607
687321549542869371913754862731246985854937126269518734395672418176485293428193657
backtracking
[ "R2C3=7", "R1C8=1", "R1C1=4", "R7C6=2", "R7C7=9", "R8C0=4", "R0C8=9", "R6C1=9", "R6C8=8", "R6C4=7", "R1C6=3", "R3C2=1", "R4C4=3", "R3C5=6", "R3C6=9", "R0C7=4", "R7C5=5", "R3C1=3", "R7C4=8", "R0C6=5", "R8C7=5", "R1C4=6", "R5C4=1", "R7C2=6", "R6C5=2", "R8C5=3", "R0C2=7", "R2C5=4", "R5C7=3", "R8C1=2", "R0C5=1", "R4C1=5", "R4C3=9", "R6C7=1", "R8C3=1", "R2C0=9", "R2C7=6", "R5C8=4", "R2C6=8", "R5C0=2", "R0C4=2", "R4C0=8", "R5C1=6", "R5C6=7", "R6C3=6", "R0C1=8" ]
96
610030004005008703040906020009200400000403680002015070700001500003680200090070031
618732954925148763347956128839267415571493682462815379784321596153689247296574831
backtracking
[ "R7C5=9", "R6C4=2", "R4C0=5", "R0C6=9", "R5C0=4", "R7C7=4", "R2C2=7", "R3C1=3", "R0C5=2", "R0C7=5", "R4C2=1", "R3C5=7", "R8C3=5", "R5C1=6", "R0C3=7", "R6C8=6", "R4C4=9", "R5C8=9", "R6C1=8", "R3C0=8", "R6C7=9", "R7C8=7", "R8C5=4", "R3C8=5", "R8C0=2", "R2C4=5", "R5C6=3", "R8C2=6", "R2C8=8", "R6C2=4", "R1C3=1", "R2C0=3", "R1C7=6", "R8C6=8", "R1C0=9", "R6C3=3", "R4C8=2", "R4C1=7", "R1C1=2", "R2C6=1", "R7C1=5", "R0C2=8", "R5C3=8", "R3C7=1", "R3C4=6", "R7C0=1", "R1C4=4" ]
97
002080500058370100700006039005902700000000264030410000087201605901040080000090020
392184576658379142714526839845962713179853264236417958487231695921645387563798421
backtracking
[ "R5C5=7", "R8C3=7", "R7C3=6", "R7C6=3", "R2C3=5", "R4C5=3", "R4C3=8", "R3C4=6", "R3C1=4", "R7C1=2", "R4C2=9", "R5C2=6", "R6C4=3", "R7C5=5", "R7C8=7", "R4C0=1", "R1C7=4", "R0C3=1", "R8C5=8", "R0C1=9", "R8C6=4", "R6C0=4", "R3C0=8", "R8C0=5", "R1C5=9", "R5C8=8", "R5C0=2", "R8C8=1", "R4C1=7", "R3C7=1", "R3C8=3", "R2C6=8", "R4C4=5", "R1C8=2", "R5C6=9", "R8C2=3", "R5C7=5", "R6C7=9", "R2C4=2", "R0C0=3", "R2C1=1", "R0C7=7", "R8C1=6", "R0C8=6", "R0C5=4", "R1C0=6", "R2C2=4" ]
98
006037508700010900130050020002908000050020430600000090200005704003100060498600000
926437518785216943134859627342968175859721436617543892261395784573184269498672351
backtracking
[ "R2C6=6", "R2C5=9", "R4C2=9", "R1C2=5", "R5C8=2", "R6C2=1", "R8C6=3", "R1C5=6", "R3C4=6", "R5C4=4", "R0C3=4", "R6C3=3", "R1C3=2", "R4C3=7", "R3C7=7", "R7C8=9", "R7C6=2", "R6C1=6", "R4C0=8", "R4C8=6", "R1C8=3", "R1C1=8", "R3C6=1", "R8C4=7", "R1C7=4", "R3C0=3", "R0C7=1", "R8C8=1", "R7C0=5", "R2C3=8", "R2C8=7", "R8C7=5", "R4C5=1", "R7C1=7", "R6C7=8", "R2C2=4", "R0C1=2", "R3C8=5", "R0C0=9", "R6C4=9", "R3C1=4", "R5C5=3", "R5C6=8", "R8C5=2", "R5C2=7", "R5C3=5", "R5C1=1", "R7C4=8", "R7C5=4" ]
99
040038500905000000000010460001650043000700901082300050830100074276000090000960002
647238519915476238328519467791652843563784921482391756839125674276843195154967382
backtracking
[ "R4C0=5", "R4C2=3", "R0C7=1", "R8C5=7", "R8C1=5", "R8C6=3", "R7C4=4", "R3C1=9", "R5C5=1", "R7C8=5", "R1C4=7", "R0C8=9", "R8C2=4", "R8C7=8", "R0C3=2", "R6C4=2", "R5C4=9", "R0C2=7", "R1C7=3", "R3C5=2", "R5C8=6", "R2C5=9", "R4C5=4", "R3C6=8", "R2C3=5", "R2C2=8", "R1C3=4", "R0C0=6", "R1C1=1", "R4C4=8", "R1C8=8", "R4C1=6", "R6C2=9", "R4C7=2", "R5C0=4", "R8C0=1", "R7C5=3", "R2C0=3", "R5C6=7", "R7C3=8", "R7C6=1", "R2C8=7", "R1C6=2", "R3C0=7", "R6C5=5", "R1C5=6", "R2C1=2", "R6C6=6" ]
End of preview. Expand in Dataset Viewer.

SudokuGPT学習用データセット.
本データセットは，1 million Sudoku games(license:CC0: Public Domain)を用いて解法のステップをデータ化したものです．
(Kyubyong Parkに感謝いたします．)

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Size of downloaded dataset files:
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Size of the auto-converted Parquet files:
186 MB
Number of rows:
1,000,000