id
int64 0
1,000k
| quizzes
stringlengths 81
81
| solutions
stringlengths 81
81
| method
stringclasses 2
values | steps
sequencelengths 44
52
|
---|---|---|---|---|
500 | 005700001000830790806040000409003160010000350000270004054000200290050038007906400 | 935762841142835796876149523429583167718694352563271984654318279291457638387926415 | constraint_programming | [
"R7C6=6",
"R8C4=2",
"R0C5=2",
"R0C0=9",
"R7C3=4",
"R6C8=9",
"R8C0=3",
"R5C1=6",
"R3C4=8",
"R4C8=2",
"R1C8=6",
"R4C5=4",
"R7C5=7",
"R6C7=7",
"R3C1=2",
"R6C3=3",
"R0C4=6",
"R2C1=7",
"R6C0=6",
"R8C7=1",
"R5C2=3",
"R4C3=6",
"R5C7=8",
"R3C3=5",
"R4C2=8",
"R8C8=5",
"R5C5=1",
"R2C3=1",
"R0C1=3",
"R4C4=9",
"R4C0=7",
"R1C2=2",
"R2C8=3",
"R0C6=8",
"R2C6=5",
"R8C1=8",
"R1C0=1",
"R1C5=5",
"R6C5=8",
"R5C0=5",
"R2C5=9",
"R0C7=4",
"R3C8=7",
"R1C1=4",
"R5C6=9",
"R7C2=1",
"R2C7=2",
"R6C4=1"
] |
501 | 000009800014070009038260100100006205406300000590800340000021560607000002000095078 | 765139824214578639938264157173946285486352791592817346849721563657483912321695478 | backtracking | [
"R5C8=6",
"R1C6=6",
"R6C2=9",
"R3C3=9",
"R2C8=7",
"R3C7=8",
"R4C4=5",
"R1C3=5",
"R4C6=7",
"R3C4=4",
"R7C7=1",
"R7C1=5",
"R6C1=4",
"R2C7=5",
"R7C4=8",
"R0C2=5",
"R0C3=1",
"R6C8=3",
"R3C1=7",
"R0C4=3",
"R8C0=3",
"R4C7=9",
"R1C5=8",
"R4C8=1",
"R5C4=1",
"R6C0=8",
"R7C6=9",
"R2C0=9",
"R0C1=6",
"R8C2=1",
"R6C3=7",
"R7C5=3",
"R5C2=2",
"R0C7=2",
"R2C5=4",
"R8C1=2",
"R0C8=4",
"R3C2=3",
"R8C3=6",
"R7C3=4",
"R5C5=7",
"R4C5=2",
"R1C0=2",
"R4C1=8",
"R0C0=7",
"R1C7=3",
"R8C6=4"
] |
502 | 004002000900050070781304500005090100090600023340180609000000008276008010030009204 | 654972381923851476781364592865293147197645823342187659419526738276438915538719264 | backtracking | [
"R4C2=7",
"R1C8=6",
"R1C2=3",
"R7C3=4",
"R6C2=9",
"R3C5=3",
"R8C7=6",
"R1C5=1",
"R7C8=5",
"R1C6=4",
"R5C2=2",
"R8C2=8",
"R4C4=4",
"R6C4=2",
"R8C0=5",
"R5C5=7",
"R6C0=4",
"R7C4=3",
"R4C5=5",
"R6C3=5",
"R0C0=6",
"R2C8=2",
"R4C0=1",
"R3C8=7",
"R0C4=7",
"R6C6=7",
"R5C7=5",
"R2C7=9",
"R6C5=6",
"R0C7=8",
"R1C1=2",
"R0C8=1",
"R1C3=8",
"R0C6=3",
"R6C7=3",
"R3C7=4",
"R4C6=8",
"R8C4=1",
"R8C3=7",
"R3C3=2",
"R7C6=9",
"R0C3=9",
"R3C1=6",
"R0C1=5",
"R6C1=1",
"R3C0=8",
"R2C4=6"
] |
503 | 702800060600104000340065090000970016000058200000001804270306008090200500031049007 | 712893465659124783348765192584972316163458279927631854275316948496287531831549627 | backtracking | [
"R6C7=4",
"R0C8=5",
"R6C6=9",
"R3C1=8",
"R4C0=1",
"R8C6=6",
"R3C0=5",
"R1C6=7",
"R5C3=6",
"R2C6=1",
"R2C2=8",
"R1C7=8",
"R4C8=9",
"R0C5=3",
"R5C7=5",
"R1C2=9",
"R0C1=1",
"R1C4=2",
"R4C3=4",
"R7C8=1",
"R5C0=9",
"R5C1=2",
"R5C2=7",
"R0C6=4",
"R7C4=8",
"R1C8=3",
"R4C2=3",
"R8C0=8",
"R7C5=7",
"R2C3=7",
"R2C8=2",
"R4C7=7",
"R8C7=2",
"R3C5=2",
"R0C4=9",
"R3C6=3",
"R6C4=1",
"R3C2=4",
"R8C3=5",
"R6C2=5",
"R4C1=6",
"R5C4=3",
"R7C0=4",
"R7C7=3",
"R7C2=6",
"R1C1=5"
] |
504 | 000540310907010000000000068290800650571206080084000000402130009350007024000080030 | 826549317937618245145723968293874651571296483684351792462135879358967124719482536 | backtracking | [
"R4C4=9",
"R0C8=7",
"R2C2=5",
"R2C0=1",
"R2C4=2",
"R1C5=8",
"R5C3=3",
"R8C3=4",
"R0C5=9",
"R5C8=2",
"R6C1=6",
"R8C5=2",
"R4C8=3",
"R2C6=9",
"R5C0=6",
"R7C4=6",
"R1C7=4",
"R6C7=7",
"R3C2=3",
"R8C2=9",
"R2C5=3",
"R3C4=7",
"R5C5=1",
"R8C8=6",
"R0C2=6",
"R7C2=8",
"R2C1=4",
"R2C3=7",
"R0C1=2",
"R1C3=6",
"R7C6=1",
"R6C6=8",
"R5C6=7",
"R1C6=2",
"R6C5=5",
"R5C4=5",
"R8C6=5",
"R8C1=1",
"R7C3=9",
"R4C6=4",
"R0C0=8",
"R3C5=4",
"R1C1=3",
"R3C8=1",
"R1C8=5",
"R8C0=7",
"R5C7=9"
] |
505 | 600850019701903000000410003048000061500100472200009500059086000402000305870020000 | 634852719721963854985417623348275961596138472217649538159386247462791385873524196 | backtracking | [
"R8C3=5",
"R4C1=9",
"R7C4=9",
"R5C3=6",
"R5C2=7",
"R5C8=8",
"R7C5=1",
"R2C5=7",
"R6C3=3",
"R5C1=1",
"R1C8=4",
"R8C5=4",
"R1C6=8",
"R8C6=1",
"R0C5=2",
"R0C6=7",
"R3C3=2",
"R5C4=4",
"R3C6=9",
"R3C0=3",
"R5C7=3",
"R6C0=1",
"R3C5=5",
"R2C0=9",
"R1C4=6",
"R8C8=6",
"R4C5=8",
"R7C1=6",
"R2C6=6",
"R6C6=2",
"R4C4=3",
"R0C2=4",
"R2C1=8",
"R1C1=2",
"R7C7=8",
"R0C1=3",
"R8C7=9",
"R4C2=6",
"R1C7=5",
"R7C3=7",
"R3C4=7",
"R6C7=4",
"R2C2=5",
"R6C8=7",
"R8C2=3",
"R2C7=2"
] |
506 | 000030670900102005047860002070508304005093006810000000096000040000001203501004980 | 152439678968172435347865192679518324425793816813246759296387541784951263531624987 | constraint_programming | [
"R3C2=9",
"R7C4=5",
"R6C3=3",
"R7C0=7",
"R7C1=8",
"R3C0=6",
"R5C7=5",
"R3C4=1",
"R7C2=4",
"R1C2=8",
"R1C4=7",
"R3C7=2",
"R0C8=8",
"R0C1=5",
"R7C3=9",
"R6C5=7",
"R4C3=7",
"R4C1=2",
"R8C8=7",
"R8C1=3",
"R2C7=9",
"R2C0=3",
"R6C6=5",
"R0C0=1",
"R2C5=5",
"R4C6=8",
"R8C3=6",
"R5C8=9",
"R0C3=4",
"R5C5=6",
"R5C6=7",
"R5C2=3",
"R6C4=8",
"R7C7=6",
"R1C1=6",
"R1C6=4",
"R6C0=2",
"R0C5=9",
"R1C7=3",
"R6C8=1",
"R5C4=4",
"R4C7=1",
"R2C6=1",
"R5C3=2",
"R4C0=4",
"R0C2=2",
"R8C4=2"
] |
507 | 030870009000100604045003080018090200000030157000050068059002471300006000781040000 | 236874519897125634145963782518697243962438157473251968659382471324716895781549326 | backtracking | [
"R5C0=4",
"R4C1=6",
"R4C2=2",
"R1C1=9",
"R6C4=8",
"R0C7=1",
"R5C1=7",
"R1C2=7",
"R3C8=3",
"R0C5=4",
"R7C4=1",
"R3C3=6",
"R2C4=6",
"R0C6=5",
"R5C3=2",
"R7C2=4",
"R3C5=7",
"R2C8=2",
"R1C0=8",
"R7C1=2",
"R3C7=4",
"R8C5=9",
"R3C0=5",
"R6C0=6",
"R7C8=5",
"R8C8=6",
"R1C5=5",
"R5C2=3",
"R7C6=8",
"R4C5=8",
"R2C6=7",
"R8C3=5",
"R0C2=6",
"R7C7=9",
"R6C3=3",
"R0C0=2",
"R1C4=2",
"R1C7=3",
"R2C0=1",
"R5C5=1",
"R2C3=9",
"R7C3=7",
"R8C7=2",
"R8C6=3",
"R5C6=9",
"R4C3=4",
"R4C0=9"
] |
508 | 820003000300006451000970800480790600013500009070604002040000000900012360706850010 | 825143976397286451164975823482791635613528749579634182241367598958412367736859214 | backtracking | [
"R5C2=9",
"R4C6=7",
"R6C6=5",
"R8C5=9",
"R6C8=8",
"R4C4=2",
"R4C7=4",
"R6C0=2",
"R0C7=7",
"R7C3=4",
"R6C5=7",
"R0C8=6",
"R3C5=1",
"R4C0=6",
"R3C2=2",
"R8C8=4",
"R0C3=1",
"R7C2=8",
"R2C0=1",
"R0C4=4",
"R7C1=5",
"R2C7=2",
"R1C1=9",
"R4C5=8",
"R1C4=8",
"R3C7=3",
"R1C3=2",
"R1C2=7",
"R7C8=7",
"R5C7=8",
"R5C0=5",
"R3C8=5",
"R2C2=4",
"R2C1=6",
"R6C2=1",
"R0C2=5",
"R8C1=3",
"R6C4=6",
"R0C6=9",
"R2C8=3",
"R6C3=3",
"R2C5=5",
"R6C7=9",
"R8C6=2",
"R5C4=3",
"R5C6=1"
] |
509 | 000000090642090001790236080030769000120804300006000500085002160900040007007300004 | 358417692642598731791236485534769218129854376876123549485972163913645827267381954 | backtracking | [
"R7C2=3",
"R8C5=1",
"R0C3=4",
"R3C0=5",
"R0C8=2",
"R3C7=1",
"R7C1=1",
"R0C1=5",
"R6C8=3",
"R5C1=7",
"R7C6=8",
"R8C7=5",
"R4C8=6",
"R7C7=2",
"R3C8=8",
"R8C1=6",
"R7C5=5",
"R8C4=8",
"R0C4=1",
"R2C6=4",
"R8C6=9",
"R6C0=4",
"R5C4=2",
"R0C2=8",
"R6C4=7",
"R4C7=7",
"R5C7=4",
"R2C2=1",
"R1C5=8",
"R5C8=9",
"R0C5=7",
"R3C2=4",
"R2C8=5",
"R0C6=6",
"R4C2=9",
"R4C4=5",
"R6C3=9",
"R1C3=5",
"R5C3=1",
"R5C0=8",
"R0C0=3",
"R8C0=2",
"R1C7=3",
"R1C6=7",
"R5C5=3",
"R3C6=2",
"R7C3=6"
] |
510 | 400801006000906073008200500000000105859000020710030460604000000003025748070009031 | 437851296521946873968273514346792185859164327712538469684317952193625748275489631 | backtracking | [
"R6C7=5",
"R2C1=6",
"R1C2=1",
"R2C7=1",
"R1C4=4",
"R5C3=5",
"R1C6=8",
"R5C8=9",
"R3C5=2",
"R7C0=1",
"R3C7=8",
"R4C6=3",
"R3C0=3",
"R5C5=8",
"R8C0=2",
"R8C6=6",
"R3C1=4",
"R8C4=8",
"R0C4=5",
"R4C5=4",
"R0C7=9",
"R0C1=3",
"R4C8=7",
"R4C4=6",
"R2C8=4",
"R6C6=9",
"R1C1=2",
"R6C4=1",
"R3C2=6",
"R0C2=7",
"R2C4=7",
"R5C2=2",
"R8C2=5",
"R7C3=6",
"R6C8=2",
"R6C1=8",
"R6C3=3",
"R7C1=9",
"R1C0=5",
"R8C3=4",
"R3C3=7",
"R0C6=2",
"R4C3=1",
"R3C4=9",
"R2C0=9",
"R6C5=7",
"R2C5=3"
] |
511 | 480002900056008000902700804200981640000073002510200000060010000301005709840000530 | 487132956156498273932756814273981645694573182518264397765319428321845769849627531 | backtracking | [
"R5C2=8",
"R7C7=6",
"R7C4=4",
"R4C1=9",
"R6C3=3",
"R6C0=7",
"R2C4=5",
"R7C1=2",
"R8C4=2",
"R3C1=7",
"R6C5=9",
"R6C7=2",
"R0C8=6",
"R5C6=3",
"R0C2=7",
"R8C8=1",
"R3C8=5",
"R2C5=6",
"R6C8=8",
"R8C3=6",
"R1C6=2",
"R1C7=7",
"R4C7=8",
"R5C5=4",
"R1C3=4",
"R0C7=5",
"R5C8=7",
"R2C7=1",
"R1C0=1",
"R4C6=1",
"R1C4=9",
"R2C1=3",
"R4C3=5",
"R4C0=6",
"R6C6=4",
"R6C2=5",
"R5C7=9",
"R8C5=7",
"R1C8=3",
"R3C2=3",
"R5C4=6",
"R8C2=9",
"R7C3=8",
"R0C4=3",
"R4C2=4",
"R0C3=1"
] |
512 | 380067500206480000400209000810392007630000002090040051007600090000001703500000608 | 389167524256483179471259836815392467634715982792846351147638295968521743523974618 | backtracking | [
"R3C2=5",
"R7C7=4",
"R6C6=2",
"R4C4=1",
"R1C5=3",
"R0C3=1",
"R5C6=3",
"R0C8=4",
"R6C5=8",
"R6C1=4",
"R5C3=8",
"R7C3=5",
"R3C7=6",
"R6C8=5",
"R4C3=7",
"R1C1=5",
"R2C8=6",
"R2C4=5",
"R8C4=7",
"R8C2=3",
"R2C6=8",
"R8C3=9",
"R5C0=7",
"R2C2=1",
"R1C7=7",
"R0C7=2",
"R7C2=8",
"R0C2=9",
"R2C7=3",
"R8C7=1",
"R6C0=1",
"R8C1=2",
"R7C1=6",
"R5C2=2",
"R4C7=8",
"R2C1=7",
"R8C5=4",
"R4C5=5",
"R5C5=6",
"R7C4=2",
"R3C6=4",
"R7C0=9",
"R1C6=1",
"R1C8=9",
"R6C4=3",
"R4C2=4",
"R4C6=9"
] |
513 | 027000030000450020306000194500294061930806000000500008010308040004027000290000700 | 427619835189453627356782194578294361931876452642531978715368249864927513293145786 | constraint_programming | [
"R2C1=5",
"R7C6=5",
"R3C6=3",
"R4C2=1",
"R4C7=5",
"R1C8=7",
"R6C0=7",
"R6C8=9",
"R5C0=6",
"R5C1=4",
"R8C5=5",
"R1C2=9",
"R1C0=1",
"R6C4=6",
"R8C3=1",
"R0C3=6",
"R1C6=6",
"R0C5=9",
"R4C8=2",
"R3C2=8",
"R3C1=7",
"R5C7=7",
"R0C4=1",
"R1C5=3",
"R7C0=8",
"R7C8=3",
"R5C2=2",
"R7C1=6",
"R8C7=8",
"R5C4=3",
"R7C7=1",
"R4C6=4",
"R2C4=8",
"R5C6=9",
"R0C8=5",
"R1C1=8",
"R6C6=2",
"R8C2=3",
"R2C5=2",
"R4C4=7",
"R0C6=8",
"R2C3=7",
"R6C2=5",
"R7C3=9",
"R5C5=1",
"R8C8=6",
"R0C0=4",
"R8C4=4"
] |
514 | 009024000057001090320507000000030041504009807800000060700906053003080002010000406 | 169824735457361298328597614296738541534619827871452369782946153643185972915273486 | backtracking | [
"R2C8=4",
"R4C1=3",
"R5C5=2",
"R7C7=7",
"R8C0=9",
"R4C4=1",
"R5C6=3",
"R7C1=4",
"R8C7=8",
"R0C3=8",
"R4C7=2",
"R1C3=3",
"R5C2=1",
"R1C8=8",
"R8C5=3",
"R3C5=8",
"R5C8=9",
"R3C0=2",
"R1C0=4",
"R5C4=5",
"R6C1=8",
"R2C2=8",
"R1C6=2",
"R5C3=4",
"R3C6=5",
"R0C7=3",
"R3C1=9",
"R6C2=2",
"R3C2=6",
"R3C3=7",
"R7C6=9",
"R8C2=5",
"R7C3=1",
"R1C4=6",
"R4C3=6",
"R2C4=9",
"R6C4=4",
"R0C8=5",
"R5C1=7",
"R7C0=6",
"R0C6=7",
"R7C5=5",
"R0C0=1",
"R2C6=6",
"R8C3=2",
"R2C7=1",
"R0C1=6",
"R8C4=7",
"R6C6=1"
] |
515 | 309071005100030064058900000007094810000806300060020000230709040004005603706010002 | 349671285172538964658942731527394816491856327863127459235769148914285673786413592 | constraint_programming | [
"R2C5=2",
"R7C7=7",
"R7C3=2",
"R5C7=5",
"R5C6=4",
"R1C6=9",
"R5C2=3",
"R2C8=1",
"R6C2=5",
"R6C8=8",
"R8C6=5",
"R1C1=7",
"R1C5=8",
"R7C0=9",
"R1C3=5",
"R7C1=1",
"R3C8=6",
"R5C0=8",
"R5C5=7",
"R4C8=7",
"R3C1=2",
"R2C4=4",
"R8C3=4",
"R8C1=8",
"R2C6=7",
"R0C6=2",
"R4C2=1",
"R5C8=9",
"R3C3=3",
"R7C4=8",
"R8C5=3",
"R0C7=8",
"R4C1=9",
"R2C0=6",
"R6C4=6",
"R4C0=4",
"R6C6=1",
"R4C4=5",
"R8C7=9",
"R3C0=5",
"R0C1=4",
"R0C3=6",
"R4C7=2",
"R2C7=3",
"R5C3=1",
"R1C2=2"
] |
516 | 050006001002705000004030800800000200206480030900601470000900300478010062603000054 | 359846721182795643764132895847359216216487539935621478521964387478513962693278154 | backtracking | [
"R6C4=6",
"R2C8=5",
"R0C4=4",
"R4C8=9",
"R1C8=3",
"R6C8=7",
"R8C3=2",
"R7C5=3",
"R6C1=2",
"R8C6=1",
"R5C2=5",
"R6C7=8",
"R1C1=8",
"R4C5=7",
"R5C8=8",
"R3C1=4",
"R0C2=9",
"R7C6=9",
"R7C3=5",
"R3C2=7",
"R1C0=1",
"R4C1=1",
"R5C4=2",
"R1C7=4",
"R6C2=1",
"R3C7=1",
"R1C6=6",
"R6C0=5",
"R2C5=2",
"R0C6=7",
"R1C4=9",
"R5C1=3",
"R3C8=6",
"R2C7=9",
"R2C3=1",
"R8C5=8",
"R8C4=7",
"R6C5=4",
"R2C1=6",
"R2C0=7",
"R8C1=9",
"R3C3=3",
"R3C4=5",
"R0C7=2",
"R3C5=9",
"R0C3=8",
"R0C0=3",
"R4C6=5"
] |
517 | 600203479000106802030090005374602000050800706800000100002700000091040200060501084 | 615283479947156832238497615374612598159834726826975143482769351591348267763521984 | backtracking | [
"R8C0=7",
"R6C0=4",
"R1C1=4",
"R4C4=3",
"R1C4=5",
"R0C2=5",
"R3C8=8",
"R8C2=3",
"R0C1=1",
"R0C4=8",
"R3C7=9",
"R2C7=1",
"R5C2=6",
"R2C3=4",
"R1C7=3",
"R1C0=9",
"R2C0=2",
"R7C7=6",
"R4C2=9",
"R6C7=5",
"R3C4=1",
"R7C8=7",
"R6C5=9",
"R8C6=9",
"R2C6=6",
"R2C2=8",
"R5C8=3",
"R6C1=8",
"R7C5=8",
"R5C3=9",
"R6C6=3",
"R3C6=5",
"R2C5=7",
"R5C4=7",
"R8C4=2",
"R7C3=3",
"R4C5=4",
"R6C8=1",
"R4C7=2",
"R7C0=5",
"R4C0=1",
"R5C1=2",
"R5C7=4",
"R1C2=7",
"R5C5=5",
"R6C4=6"
] |
518 | 054010308280000010000203070000000500009304067000090080060008740370046001508001092 | 754619328283475916196283475417862539829354167635197284961528743372946851548731692 | constraint_programming | [
"R7C6=8",
"R8C6=6",
"R5C1=3",
"R2C2=6",
"R1C4=7",
"R5C3=1",
"R6C2=1",
"R6C8=3",
"R0C7=2",
"R6C4=2",
"R5C2=5",
"R6C0=9",
"R1C2=3",
"R0C3=6",
"R3C7=3",
"R3C4=6",
"R2C8=5",
"R2C0=1",
"R4C0=8",
"R3C5=2",
"R5C8=4",
"R3C8=9",
"R1C3=4",
"R0C5=9",
"R2C6=4",
"R8C4=3",
"R1C8=6",
"R8C1=4",
"R1C5=5",
"R4C6=1",
"R3C3=8",
"R2C4=8",
"R5C5=7",
"R3C2=7",
"R2C1=9",
"R3C0=4",
"R7C3=9",
"R4C4=5",
"R5C0=6",
"R5C6=2",
"R6C3=5",
"R1C6=9",
"R7C2=2",
"R8C3=7",
"R0C0=7",
"R4C1=2",
"R3C1=1",
"R7C7=5"
] |
519 | 260039070790040100050680000000000087029000001307560400600002030400700928080453000 | 264139875798245163153687249546921387829374651317568492671892534435716928982453716 | backtracking | [
"R3C6=3",
"R8C8=6",
"R7C4=1",
"R4C4=7",
"R2C5=7",
"R3C5=1",
"R0C8=5",
"R6C4=9",
"R7C5=6",
"R0C3=1",
"R5C5=8",
"R8C6=7",
"R1C3=2",
"R5C1=1",
"R3C2=6",
"R4C6=6",
"R1C5=5",
"R6C3=8",
"R6C8=4",
"R4C3=3",
"R3C3=9",
"R2C0=1",
"R1C2=8",
"R6C2=1",
"R3C4=2",
"R7C1=3",
"R6C6=5",
"R1C8=3",
"R8C0=9",
"R4C7=5",
"R5C7=9",
"R2C7=4",
"R4C0=8",
"R3C0=5",
"R6C1=7",
"R8C7=1",
"R4C5=4",
"R7C2=5",
"R2C8=9",
"R1C7=6",
"R5C8=2",
"R0C2=4",
"R8C2=2",
"R3C1=4",
"R2C2=3",
"R0C6=8",
"R2C6=2"
] |
520 | 000306000501070009023400870000082100002700003079005460087001300030800205010690040 | 798316524541278639623459871364982157152764983879135462487521396936847215215693748 | backtracking | [
"R7C5=7",
"R0C8=4",
"R5C0=8",
"R0C2=8",
"R1C6=6",
"R2C0=6",
"R0C6=5",
"R4C4=6",
"R5C3=1",
"R3C7=5",
"R5C4=3",
"R0C7=2",
"R5C8=2",
"R3C3=9",
"R1C3=2",
"R0C1=9",
"R3C0=3",
"R2C8=1",
"R6C7=9",
"R8C5=3",
"R7C0=9",
"R4C1=5",
"R4C6=9",
"R7C4=4",
"R6C4=2",
"R6C0=4",
"R3C1=6",
"R6C3=5",
"R1C7=3",
"R4C0=1",
"R6C8=6",
"R7C7=1",
"R0C4=1",
"R4C7=8",
"R3C8=7",
"R8C8=8",
"R8C6=7",
"R2C5=9",
"R2C4=5",
"R8C2=5",
"R3C2=4",
"R1C5=8",
"R1C1=4",
"R7C2=6",
"R0C0=7",
"R4C5=4",
"R8C0=2"
] |
521 | 020900000004006000860037205036050400000000093507100000041260380700004609000708102 | 325981764174526938869437215236859471418672593597143826941265387782314659653798142 | backtracking | [
"R4C3=6",
"R0C6=7",
"R4C2=8",
"R6C0=9",
"R7C7=5",
"R4C4=7",
"R1C1=7",
"R8C7=4",
"R4C0=4",
"R5C6=8",
"R7C3=3",
"R2C3=4",
"R0C8=4",
"R3C5=9",
"R8C0=6",
"R0C7=6",
"R8C1=5",
"R4C5=2",
"R6C5=5",
"R5C7=2",
"R7C2=2",
"R3C8=1",
"R5C1=9",
"R3C0=2",
"R0C4=8",
"R8C4=9",
"R5C8=6",
"R1C6=9",
"R5C5=3",
"R7C1=8",
"R1C7=3",
"R3C3=8",
"R0C2=5",
"R3C7=7",
"R1C8=8",
"R6C8=7",
"R4C6=5",
"R7C4=1",
"R2C2=9",
"R5C4=4",
"R1C4=2",
"R1C3=5",
"R4C1=1",
"R0C5=1",
"R8C2=3",
"R0C0=3",
"R1C0=1",
"R2C7=1"
] |
522 | 008005240015604030079300008690402700003009005020000100040010002000200396800076510 | 368795241215684937479321658691452783783169425524837169946513872157248396832976514 | backtracking | [
"R7C4=4",
"R2C6=6",
"R5C3=8",
"R1C0=2",
"R8C1=3",
"R3C2=1",
"R8C3=9",
"R0C1=6",
"R2C0=4",
"R7C5=8",
"R2C5=1",
"R1C8=7",
"R6C0=9",
"R0C4=9",
"R5C2=4",
"R0C8=1",
"R8C8=4",
"R5C7=6",
"R6C2=6",
"R4C6=4",
"R6C5=3",
"R4C0=7",
"R5C8=9",
"R3C8=3",
"R5C0=5",
"R7C0=1",
"R6C7=7",
"R4C4=6",
"R6C6=8",
"R1C6=9",
"R5C5=7",
"R1C4=8",
"R2C4=2",
"R3C7=8",
"R0C0=3",
"R4C7=2",
"R2C7=5",
"R0C3=7",
"R8C2=2",
"R5C4=3",
"R4C1=8",
"R7C1=5",
"R6C3=5",
"R3C4=5",
"R7C2=7",
"R4C3=1"
] |
523 | 080052100900036002070040638400083000006100083000079415504000000102000076800005009 | 683752194941836752275941638419583267756124983328679415594367821132498576867215349 | backtracking | [
"R8C7=4",
"R6C5=7",
"R8C6=3",
"R1C3=8",
"R4C6=9",
"R3C2=9",
"R6C8=1",
"R0C7=9",
"R4C1=5",
"R1C2=1",
"R5C1=2",
"R5C3=6",
"R3C6=2",
"R2C2=5",
"R8C3=2",
"R6C6=8",
"R0C8=4",
"R6C4=6",
"R7C3=4",
"R1C6=7",
"R8C1=6",
"R4C0=7",
"R2C0=2",
"R3C7=6",
"R6C1=9",
"R2C3=9",
"R1C7=5",
"R5C2=8",
"R1C1=4",
"R0C0=6",
"R4C4=2",
"R8C2=7",
"R6C7=2",
"R0C3=7",
"R3C8=7",
"R6C3=3",
"R3C1=1",
"R7C5=8",
"R8C4=1",
"R0C2=3",
"R7C4=9",
"R7C6=5",
"R3C3=5",
"R5C0=3",
"R2C5=1",
"R4C5=4",
"R7C1=3"
] |
524 | 100040500030068700008902000000200010083000026002034807560700008070015063000090400 | 196347582235168749748952631657289314483571926912634857564723198879415263321896475 | backtracking | [
"R8C0=3",
"R2C7=3",
"R4C5=1",
"R7C3=4",
"R5C0=9",
"R2C8=1",
"R6C4=2",
"R1C2=5",
"R3C6=3",
"R7C0=8",
"R3C0=6",
"R7C2=9",
"R0C1=9",
"R8C7=7",
"R8C5=6",
"R5C3=6",
"R1C0=2",
"R3C4=8",
"R8C2=1",
"R1C7=4",
"R7C6=2",
"R6C2=4",
"R2C0=7",
"R3C1=5",
"R0C2=6",
"R2C4=5",
"R3C5=9",
"R1C8=9",
"R0C7=8",
"R4C3=5",
"R8C1=2",
"R6C5=3",
"R1C3=1",
"R8C8=5",
"R3C2=7",
"R4C4=7",
"R5C7=5",
"R5C1=1",
"R0C8=2",
"R6C6=1",
"R0C5=7",
"R8C3=8",
"R6C7=9",
"R2C1=4",
"R0C3=3",
"R4C6=9",
"R2C6=6",
"R4C0=4",
"R3C8=4"
] |
525 | 730500010019800000200004007050027904908000600060030001020046008001005070046010023 | 734562819619873245285194367153627984978451632462938751527346198391285476846719523 | backtracking | [
"R8C3=7",
"R5C6=7",
"R4C3=4",
"R7C6=4",
"R1C5=3",
"R5C5=8",
"R3C0=1",
"R5C0=4",
"R4C8=2",
"R2C4=9",
"R6C6=1",
"R2C3=1",
"R6C0=5",
"R0C6=8",
"R0C2=4",
"R0C8=9",
"R6C7=9",
"R2C7=6",
"R7C0=3",
"R8C0=8",
"R1C7=4",
"R7C8=6",
"R8C6=5",
"R1C0=6",
"R7C1=9",
"R3C7=8",
"R1C6=2",
"R4C7=3",
"R8C5=9",
"R6C3=3",
"R7C4=8",
"R2C1=8",
"R4C4=5",
"R6C2=7",
"R1C4=7",
"R0C4=6",
"R3C2=3",
"R1C8=5",
"R4C5=1",
"R3C3=6",
"R5C2=2",
"R7C3=2",
"R2C6=3",
"R5C3=9",
"R2C2=5",
"R4C1=7",
"R5C7=5",
"R0C5=2"
] |
526 | 078004100000080094050060073100040200097035600046009080760500030030020000800006915 | 378954126612783594459162873183647259297835641546219387761598432935421768824376915 | backtracking | [
"R5C0=5",
"R0C0=3",
"R7C2=5",
"R7C3=4",
"R8C3=3",
"R1C5=3",
"R6C5=8",
"R6C8=2",
"R4C3=8",
"R5C8=7",
"R2C3=1",
"R4C8=1",
"R3C3=6",
"R4C0=2",
"R3C8=9",
"R2C6=8",
"R7C5=1",
"R1C2=2",
"R0C8=6",
"R0C7=2",
"R5C4=1",
"R2C2=9",
"R5C3=2",
"R7C0=9",
"R6C6=4",
"R1C6=5",
"R5C6=3",
"R7C6=7",
"R1C3=7",
"R0C3=9",
"R3C2=3",
"R2C5=2",
"R2C0=4",
"R3C5=7",
"R8C4=7",
"R6C2=1",
"R1C0=6",
"R7C7=6",
"R7C8=8",
"R6C4=9",
"R3C7=5",
"R3C1=8",
"R0C4=5",
"R4C7=4",
"R8C1=2",
"R1C1=1",
"R8C2=4"
] |
527 | 009540080020600013700182000015000300300009406840020070000050600080006297094070030 | 169543782428697513753182964915764328372819456846325179237958641581436297694271835 | backtracking | [
"R6C5=8",
"R3C0=9",
"R8C8=5",
"R2C2=3",
"R3C4=6",
"R5C2=6",
"R2C8=4",
"R8C3=2",
"R0C5=3",
"R6C8=1",
"R3C8=8",
"R3C7=2",
"R7C2=1",
"R5C3=3",
"R1C2=8",
"R5C6=1",
"R4C3=8",
"R6C0=2",
"R0C8=2",
"R6C2=7",
"R6C1=3",
"R0C6=7",
"R1C4=9",
"R5C5=5",
"R8C5=1",
"R7C3=4",
"R4C7=5",
"R4C1=7",
"R4C4=1",
"R6C7=4",
"R8C6=8",
"R1C0=4",
"R7C0=5",
"R2C7=6",
"R2C6=9",
"R8C0=6",
"R6C3=9",
"R0C1=6",
"R5C8=9",
"R0C0=1",
"R2C1=5",
"R3C3=7",
"R1C5=7",
"R1C6=5",
"R4C2=2",
"R3C5=4",
"R7C4=3"
] |
528 | 010605030340100002067209008600702090080000540905008203003001084000000000400970106 | 812645739349187652567239418634752891281396547975418263723561984196824375458973126 | constraint_programming | [
"R0C2=2",
"R6C6=9",
"R5C1=7",
"R2C6=4",
"R7C7=7",
"R2C7=1",
"R2C0=5",
"R7C2=6",
"R4C8=7",
"R4C3=3",
"R6C0=7",
"R0C4=4",
"R2C4=3",
"R7C1=9",
"R3C2=4",
"R5C7=6",
"R4C5=6",
"R1C6=6",
"R7C0=1",
"R7C3=8",
"R8C5=3",
"R6C4=6",
"R1C5=7",
"R4C0=2",
"R0C8=9",
"R8C1=5",
"R7C6=3",
"R5C3=4",
"R0C6=7",
"R7C4=2",
"R5C4=1",
"R3C4=5",
"R1C7=5",
"R3C6=8",
"R7C5=4",
"R8C7=2",
"R3C1=3",
"R1C4=8",
"R3C8=1",
"R6C3=5",
"R7C8=5",
"R4C2=1",
"R4C4=9",
"R0C0=8",
"R8C2=8",
"R6C1=2",
"R1C2=9"
] |
529 | 740001000902000803000005604807090400310400069000060705408600520071080090600307000 | 746831952952746813183925674867592431315478269294163785438619527571284396629357148 | constraint_programming | [
"R2C4=2",
"R6C1=3",
"R5C2=4",
"R7C0=5",
"R1C5=6",
"R7C6=3",
"R1C4=4",
"R3C5=2",
"R7C8=6",
"R8C6=1",
"R3C3=5",
"R2C0=1",
"R1C7=1",
"R8C2=9",
"R4C4=7",
"R5C3=1",
"R0C3=8",
"R6C8=7",
"R2C2=3",
"R6C5=9",
"R3C7=3",
"R0C2=6",
"R3C1=6",
"R1C1=5",
"R0C4=3",
"R4C5=8",
"R0C7=5",
"R5C1=9",
"R2C1=8",
"R6C4=1",
"R0C6=9",
"R7C3=2",
"R0C8=2",
"R2C7=7",
"R8C7=4",
"R4C2=5",
"R8C4=5",
"R4C6=2",
"R8C1=2",
"R5C7=8",
"R5C0=2",
"R5C5=3",
"R3C8=1",
"R8C8=8",
"R7C5=4",
"R2C3=9",
"R1C3=7"
] |
530 | 010790300075106089802000160000004008001200605609050720060003204030480090000507000 | 416798352375126489892345167253674918781239645649851723568913274137482596924567831 | backtracking | [
"R7C6=5",
"R5C8=3",
"R0C2=6",
"R8C1=2",
"R3C0=2",
"R8C0=9",
"R3C6=9",
"R1C0=3",
"R0C7=5",
"R8C7=3",
"R8C6=8",
"R6C2=8",
"R3C3=6",
"R2C5=5",
"R6C4=1",
"R3C7=1",
"R4C1=8",
"R6C3=9",
"R4C5=9",
"R7C5=2",
"R4C7=4",
"R5C3=8",
"R5C1=4",
"R2C3=3",
"R8C2=4",
"R8C4=6",
"R6C0=5",
"R2C4=4",
"R0C0=4",
"R6C7=7",
"R4C0=7",
"R0C8=2",
"R3C1=5",
"R0C5=8",
"R2C1=9",
"R7C8=6",
"R7C2=7",
"R1C4=2",
"R1C6=4",
"R8C8=1",
"R7C0=1",
"R4C4=3",
"R3C4=7",
"R2C8=7",
"R5C5=1",
"R3C2=3"
] |
531 | 006410208090050000070928030001000000800032000640005801300609080400000573702040100 | 536417298298356714174928635921864357857132946643795821315679482469281573782543169 | backtracking | [
"R3C7=5",
"R4C7=4",
"R8C5=3",
"R7C1=6",
"R1C7=1",
"R3C0=9",
"R5C4=9",
"R1C8=4",
"R1C0=2",
"R6C2=5",
"R7C3=2",
"R3C4=6",
"R4C2=7",
"R0C0=5",
"R0C5=7",
"R4C1=5",
"R5C7=2",
"R3C1=2",
"R3C3=8",
"R1C6=7",
"R3C5=4",
"R8C1=8",
"R6C8=2",
"R1C3=3",
"R2C6=6",
"R7C2=9",
"R6C4=7",
"R4C3=1",
"R3C6=3",
"R8C7=6",
"R6C6=4",
"R6C1=1",
"R4C8=6",
"R8C8=9",
"R2C0=1",
"R2C2=4",
"R2C8=5",
"R0C1=3",
"R1C5=6",
"R3C8=7",
"R0C7=9",
"R8C3=5",
"R7C5=1",
"R5C3=7",
"R7C4=8",
"R1C2=8",
"R4C6=9",
"R5C2=3"
] |
532 | 062107080030008250800004000000080700491060028500340100003079010170000500050000960 | 962157483734698251815234679326981745491765328587342196643579812179826534258413967 | constraint_programming | [
"R1C3=6",
"R4C3=7",
"R3C5=1",
"R5C8=6",
"R0C6=4",
"R7C2=9",
"R3C7=4",
"R3C2=6",
"R6C3=5",
"R3C0=3",
"R7C3=8",
"R4C5=5",
"R8C3=4",
"R1C2=4",
"R7C5=6",
"R3C8=5",
"R2C7=7",
"R6C0=6",
"R1C8=1",
"R1C0=7",
"R5C7=9",
"R6C6=8",
"R0C4=5",
"R2C6=6",
"R8C2=8",
"R7C7=3",
"R1C4=9",
"R6C1=4",
"R2C8=9",
"R2C3=2",
"R8C5=3",
"R5C2=7",
"R5C1=8",
"R2C4=3",
"R0C8=3",
"R8C4=1",
"R2C1=1",
"R5C5=2",
"R7C8=4",
"R3C1=2",
"R8C8=7",
"R6C8=2",
"R3C3=9",
"R0C0=9",
"R7C4=2",
"R8C0=2",
"R4C6=3",
"R2C2=5"
] |
533 | 603090800000064050019070300020007400900800601701000030000402563085000900000901002 | 643195827872364159519278346328617495954823671761549238197482563285736914436951782 | backtracking | [
"R6C0=1",
"R0C5=5",
"R8C1=3",
"R1C2=2",
"R0C3=1",
"R6C1=9",
"R3C4=1",
"R3C8=5",
"R6C2=7",
"R5C6=2",
"R2C5=8",
"R5C3=5",
"R8C2=6",
"R2C7=4",
"R5C4=4",
"R1C1=7",
"R5C8=8",
"R2C3=2",
"R1C8=9",
"R7C5=6",
"R8C6=7",
"R1C0=8",
"R4C4=2",
"R7C0=2",
"R3C3=6",
"R3C2=8",
"R4C2=4",
"R5C1=6",
"R7C3=7",
"R5C5=9",
"R0C7=2",
"R7C8=4",
"R8C4=5",
"R8C7=8",
"R8C0=4",
"R7C4=3",
"R3C0=3",
"R0C1=4",
"R2C8=6",
"R3C7=9",
"R2C0=5",
"R7C7=1",
"R4C5=3",
"R4C7=7",
"R4C1=5",
"R1C6=1",
"R0C8=7",
"R6C4=8",
"R1C3=3"
] |
534 | 700650800018902630000040095093005047000001208000780060005820000634000000102000570 | 749653821518972634326148795893265147467391258251784369975826413634517982182439576 | backtracking | [
"R8C1=8",
"R0C7=2",
"R1C4=7",
"R1C0=5",
"R4C7=5",
"R2C2=6",
"R2C0=3",
"R6C7=1",
"R3C3=2",
"R4C2=7",
"R3C6=1",
"R5C8=9",
"R0C2=9",
"R5C1=5",
"R7C8=2",
"R7C7=8",
"R4C1=6",
"R8C5=9",
"R0C5=3",
"R4C4=9",
"R4C3=3",
"R7C3=5",
"R5C5=4",
"R2C3=1",
"R0C8=1",
"R5C6=3",
"R7C6=9",
"R6C6=4",
"R8C4=3",
"R7C4=1",
"R0C1=4",
"R8C3=4",
"R3C4=6",
"R4C0=4",
"R2C1=2",
"R6C0=9",
"R6C8=3",
"R3C0=8",
"R6C1=7",
"R5C2=1",
"R2C6=7",
"R2C5=8",
"R5C0=2",
"R6C5=6",
"R8C8=6",
"R1C8=4",
"R7C5=7"
] |
535 | 400080190070000030050010700002956400001702086093000500960500001007604002800003040 | 436287195179465238258319764782956413541732986693841527964528371317694852825173649 | backtracking | [
"R1C8=8",
"R2C0=2",
"R5C0=6",
"R8C1=2",
"R0C3=2",
"R4C4=3",
"R0C2=6",
"R1C3=4",
"R3C1=8",
"R6C5=8",
"R7C1=1",
"R0C5=7",
"R8C4=7",
"R5C3=8",
"R2C3=3",
"R1C0=1",
"R2C5=9",
"R7C4=9",
"R6C7=7",
"R4C1=4",
"R2C7=6",
"R2C2=8",
"R5C8=7",
"R1C2=9",
"R5C5=1",
"R0C8=5",
"R6C6=3",
"R3C7=1",
"R6C2=4",
"R4C0=5",
"R8C6=6",
"R8C3=1",
"R2C8=4",
"R7C6=8",
"R8C8=9",
"R3C8=3",
"R1C6=2",
"R3C0=7",
"R1C4=6",
"R0C1=3",
"R8C2=5",
"R1C5=5",
"R6C4=2",
"R7C7=5",
"R5C4=4",
"R5C7=2",
"R4C6=9",
"R7C0=3"
] |
536 | 020503084001009002590870000010064000450000106087200030000008703003420690000000210 | 726513984831649572594872361312964857459387126687251439265198743173425698948736215 | backtracking | [
"R1C4=4",
"R8C5=6",
"R3C8=7",
"R6C2=5",
"R8C4=3",
"R2C6=3",
"R6C7=4",
"R1C6=5",
"R6C3=1",
"R6C0=2",
"R5C8=9",
"R8C2=8",
"R8C3=7",
"R1C3=6",
"R3C0=3",
"R7C8=8",
"R1C7=7",
"R2C8=1",
"R5C0=6",
"R8C0=9",
"R0C2=6",
"R8C1=4",
"R7C1=7",
"R7C5=5",
"R0C4=1",
"R4C7=2",
"R1C0=8",
"R2C2=4",
"R5C5=1",
"R2C5=2",
"R4C2=9",
"R7C0=1",
"R5C4=5",
"R8C8=5",
"R3C7=5",
"R2C7=6",
"R4C3=3",
"R0C6=9",
"R3C3=9",
"R4C4=8",
"R3C6=8",
"R6C1=6",
"R6C4=9",
"R4C5=7",
"R5C6=4",
"R3C2=2",
"R1C1=3",
"R0C0=7"
] |
537 | 009005070210340000860090104970000208000007060002538000000613805050200390000800741 | 439185672217346589865792134973461258581927463642538917794613825158274396326859741 | backtracking | [
"R0C4=8",
"R3C5=1",
"R5C7=1",
"R1C5=6",
"R7C2=8",
"R5C8=7",
"R5C0=6",
"R1C8=9",
"R4C0=5",
"R8C4=5",
"R8C0=3",
"R0C8=2",
"R6C0=7",
"R4C4=2",
"R5C6=9",
"R1C2=7",
"R3C3=4",
"R0C1=3",
"R2C7=3",
"R2C2=5",
"R8C2=6",
"R4C3=9",
"R5C1=4",
"R2C3=7",
"R2C5=2",
"R4C2=1",
"R0C6=6",
"R6C1=9",
"R7C8=6",
"R3C2=3",
"R7C5=4",
"R0C3=1",
"R1C7=8",
"R8C1=2",
"R8C5=9",
"R1C6=5",
"R7C4=7",
"R4C8=3",
"R3C4=6",
"R0C0=4",
"R3C7=5",
"R6C7=2",
"R4C1=8",
"R6C2=4",
"R4C6=4",
"R7C0=1"
] |
538 | 000000042030010785002470000059740601000003500007060038870001000041080396026050000 | 795836142634912785182475963359748621468123579217569438873691254541287396926354817 | constraint_programming | [
"R0C3=8",
"R8C0=9",
"R2C5=5",
"R8C6=8",
"R4C1=6",
"R0C5=6",
"R4C2=8",
"R8C7=1",
"R2C1=8",
"R4C0=4",
"R0C0=7",
"R6C3=6",
"R6C2=3",
"R3C0=3",
"R3C5=8",
"R7C3=2",
"R1C3=9",
"R2C7=6",
"R5C0=2",
"R0C6=1",
"R5C5=9",
"R4C8=9",
"R1C0=6",
"R0C4=3",
"R4C3=1",
"R8C3=3",
"R0C1=9",
"R2C6=9",
"R4C4=2",
"R0C2=5",
"R1C2=4",
"R5C1=1",
"R7C0=5",
"R5C6=4",
"R6C4=9",
"R6C7=5",
"R7C5=7",
"R1C5=2",
"R6C8=4",
"R3C7=2",
"R4C7=7",
"R2C8=3",
"R8C8=7",
"R2C0=1",
"R6C6=2",
"R8C5=4",
"R5C3=5"
] |
539 | 019302000003005700087000060004020800000509307035760009106030900000000042040817005 | 619372584423685791587491263794123856861549327235768419156234978378956142942817635 | backtracking | [
"R4C1=6",
"R2C0=5",
"R7C2=8",
"R3C8=6",
"R3C3=1",
"R2C6=2",
"R2C3=4",
"R0C0=6",
"R4C0=8",
"R8C2=2",
"R1C0=4",
"R8C6=6",
"R3C5=3",
"R8C7=3",
"R0C8=4",
"R5C6=4",
"R7C0=3",
"R4C7=2",
"R0C4=7",
"R1C7=9",
"R3C0=7",
"R8C0=9",
"R3C1=9",
"R5C5=8",
"R3C7=5",
"R5C7=1",
"R4C2=1",
"R7C6=1",
"R0C7=8",
"R2C8=3",
"R6C1=5",
"R1C4=8",
"R6C8=8",
"R7C4=5",
"R7C5=6",
"R6C3=2",
"R5C0=2",
"R4C4=4",
"R1C8=1",
"R7C3=9",
"R1C3=6",
"R0C6=5",
"R2C5=1",
"R6C5=4",
"R6C7=7",
"R7C1=7",
"R1C1=2",
"R2C4=9"
] |
540 | 000060001458020000001030590036500084810006200040970030005400700960000018000097320 | 293765841458129673671834592736512984819346257542978136325481769967253418184697325 | backtracking | [
"R6C7=6",
"R2C1=7",
"R1C7=7",
"R0C1=9",
"R8C0=1",
"R5C5=8",
"R0C5=5",
"R7C5=3",
"R2C5=4",
"R0C2=3",
"R8C2=4",
"R4C3=3",
"R4C8=7",
"R5C6=1",
"R7C2=7",
"R3C4=1",
"R1C5=9",
"R1C3=1",
"R8C8=5",
"R8C3=6",
"R7C6=4",
"R2C0=6",
"R4C2=9",
"R4C4=4",
"R0C7=4",
"R8C1=8",
"R0C6=8",
"R4C7=5",
"R0C3=7",
"R3C5=2",
"R3C0=7",
"R2C3=8",
"R6C5=1",
"R1C6=6",
"R6C8=9",
"R2C8=2",
"R5C0=5",
"R7C3=2",
"R6C1=2",
"R3C6=9",
"R7C4=5",
"R0C0=2",
"R6C0=3",
"R5C8=6",
"R1C8=3",
"R5C2=2",
"R6C4=8"
] |
541 | 000006490050072030300004001009000158400500300006801020600000900017049500800200047 | 172386495954172836368954271729463158481527369536891724645738912217649583893215647 | backtracking | [
"R7C3=6",
"R4C8=9",
"R1C8=6",
"R6C8=2",
"R5C1=3",
"R8C1=9",
"R1C0=9",
"R6C2=5",
"R4C5=7",
"R0C3=3",
"R7C0=2",
"R8C5=5",
"R5C8=4",
"R8C6=6",
"R3C1=2",
"R0C8=5",
"R6C7=1",
"R7C7=8",
"R6C3=7",
"R5C6=7",
"R2C2=8",
"R2C4=5",
"R4C7=6",
"R0C0=1",
"R4C1=8",
"R4C4=2",
"R6C4=3",
"R5C4=9",
"R2C7=7",
"R0C4=8",
"R1C6=8",
"R2C6=2",
"R4C2=1",
"R5C0=5",
"R3C3=4",
"R7C8=3",
"R6C1=4",
"R6C5=8",
"R0C1=7",
"R8C2=3",
"R3C0=7",
"R3C5=3",
"R1C3=1",
"R2C3=9",
"R1C2=4",
"R3C4=6",
"R8C4=1",
"R2C1=6",
"R0C2=2"
] |
542 | 001294060020800007309000000200001094904620130083050000016900800000100050700030402 | 871294365625813947349765281267381594954627138183459726516942873432178659798536412 | backtracking | [
"R0C6=3",
"R8C7=1",
"R5C7=2",
"R6C4=4",
"R7C4=7",
"R2C1=4",
"R0C0=8",
"R3C4=8",
"R5C5=9",
"R1C6=9",
"R2C4=6",
"R3C3=3",
"R5C0=1",
"R5C6=7",
"R7C6=6",
"R1C7=4",
"R2C5=5",
"R7C8=9",
"R2C7=8",
"R8C3=5",
"R7C2=2",
"R3C2=7",
"R3C6=5",
"R0C1=7",
"R1C0=6",
"R1C4=1",
"R8C5=6",
"R1C5=3",
"R5C8=6",
"R2C6=2",
"R2C8=1",
"R4C8=8",
"R8C2=8",
"R7C0=4",
"R7C1=3",
"R6C8=3",
"R6C0=5",
"R2C3=7",
"R3C1=6",
"R6C5=2",
"R4C1=5",
"R8C1=9",
"R6C7=7",
"R5C3=4",
"R0C8=5",
"R4C5=7",
"R1C2=5",
"R7C5=8"
] |
543 | 006800030300006091007041500080200004260037000004690250093070620540000108001002000 | 416859732358726491927341586789215364265437819134698257893174625542963178671582943 | backtracking | [
"R8C7=4",
"R0C5=9",
"R1C2=8",
"R1C4=2",
"R0C8=2",
"R8C1=7",
"R4C8=9",
"R0C0=4",
"R8C6=9",
"R1C1=5",
"R7C5=3",
"R4C2=5",
"R3C2=9",
"R3C5=5",
"R0C6=7",
"R2C3=3",
"R4C7=1",
"R1C3=7",
"R6C0=8",
"R5C0=1",
"R3C0=7",
"R4C3=4",
"R3C4=1",
"R1C6=4",
"R7C2=2",
"R7C3=9",
"R4C6=8",
"R3C6=3",
"R5C5=8",
"R8C8=3",
"R5C1=3",
"R3C7=6",
"R7C7=7",
"R7C4=6",
"R6C8=5",
"R8C0=6",
"R2C7=8",
"R8C3=5",
"R6C5=4",
"R2C8=6",
"R6C3=1",
"R0C4=5",
"R5C8=7",
"R2C1=2",
"R0C1=1",
"R2C0=9",
"R8C4=8"
] |
544 | 060003547005601200000000009090080370500010006028400001802076090004500000700940183 | 169823547475691238283754619691285374547319826328467951832176495914538762756942183 | constraint_programming | [
"R8C2=6",
"R8C1=5",
"R2C0=2",
"R7C8=2",
"R2C6=6",
"R3C3=2",
"R2C7=1",
"R7C0=9",
"R4C7=2",
"R3C0=6",
"R7C6=7",
"R7C5=8",
"R7C7=6",
"R3C8=4",
"R0C4=2",
"R3C5=5",
"R8C5=2",
"R4C5=9",
"R5C4=6",
"R3C2=1",
"R7C4=3",
"R4C3=3",
"R7C1=1",
"R6C6=4",
"R4C1=4",
"R1C4=9",
"R4C6=8",
"R6C1=3",
"R0C3=8",
"R0C0=1",
"R1C1=7",
"R2C5=4",
"R6C8=5",
"R1C7=3",
"R2C4=5",
"R5C6=9",
"R5C0=3",
"R5C7=5",
"R2C2=3",
"R4C2=7",
"R2C1=8",
"R2C3=7",
"R6C3=1",
"R1C8=8",
"R0C2=9",
"R1C0=4",
"R5C5=7"
] |
545 | 008032400100000072390050160506000007004060800000708090600024003020090005810006020 | 768132459145689372392457168586913247974265831231748596659824713427391685813576924 | backtracking | [
"R2C3=4",
"R8C4=7",
"R0C3=1",
"R6C1=5",
"R5C4=4",
"R4C1=7",
"R4C0=9",
"R2C5=7",
"R4C8=1",
"R6C7=1",
"R6C3=8",
"R3C4=1",
"R7C5=1",
"R6C6=7",
"R5C0=2",
"R3C6=2",
"R1C1=4",
"R3C5=3",
"R4C5=5",
"R7C2=7",
"R1C2=5",
"R6C2=9",
"R8C3=5",
"R8C2=3",
"R1C4=8",
"R3C1=8",
"R2C8=8",
"R5C6=5",
"R5C1=3",
"R4C3=2",
"R2C2=2",
"R1C5=9",
"R7C6=6",
"R1C6=3",
"R1C3=6",
"R8C8=4",
"R4C7=3",
"R5C8=6",
"R0C0=7",
"R8C6=9",
"R0C1=6",
"R7C7=8",
"R7C3=3",
"R5C2=1",
"R7C0=4",
"R0C8=9",
"R0C7=5",
"R3C3=9",
"R3C7=4"
] |
546 | 000096830030507002201048005000003790070400060048050103500000200960100400002600080 | 754296831836517942291348675125863794379421568648759123587934216963182457412675389 | backtracking | [
"R0C0=7",
"R5C5=9",
"R3C3=8",
"R0C1=5",
"R5C0=6",
"R7C5=2",
"R1C7=4",
"R4C0=3",
"R2C3=3",
"R0C8=1",
"R7C2=3",
"R1C0=8",
"R6C5=4",
"R4C4=2",
"R3C1=2",
"R8C0=4",
"R8C5=5",
"R7C4=8",
"R7C7=5",
"R6C4=3",
"R6C2=7",
"R3C4=6",
"R8C6=3",
"R4C5=1",
"R2C1=9",
"R6C1=8",
"R4C6=5",
"R6C8=6",
"R4C8=8",
"R7C8=7",
"R1C2=6",
"R8C8=9",
"R8C4=7",
"R3C0=1",
"R3C8=4",
"R1C4=1",
"R6C3=9",
"R4C2=9",
"R0C3=2",
"R3C2=5",
"R5C3=7",
"R0C2=4",
"R1C6=9",
"R2C7=7",
"R2C6=6",
"R5C7=2",
"R6C7=1",
"R8C1=1"
] |
547 | 003900800000070542201000009000050000075340081004602900000006000086001470409085620 | 753924816968173542241568739192857364675349281834612957527436198386291475419785623 | backtracking | [
"R1C5=3",
"R1C0=9",
"R2C6=7",
"R6C1=2",
"R8C1=1",
"R2C5=8",
"R3C2=2",
"R1C3=1",
"R5C0=8",
"R7C4=9",
"R4C6=2",
"R0C0=7",
"R2C7=3",
"R2C1=4",
"R3C3=8",
"R3C1=9",
"R5C1=3",
"R3C8=4",
"R3C0=1",
"R7C0=3",
"R7C3=2",
"R8C3=7",
"R2C3=5",
"R5C8=7",
"R6C2=7",
"R4C0=6",
"R1C2=8",
"R0C5=4",
"R6C3=4",
"R7C8=5",
"R6C7=9",
"R0C8=6",
"R4C5=9",
"R5C7=5",
"R5C4=1",
"R8C8=3",
"R6C0=5",
"R3C7=6",
"R3C6=3",
"R3C5=7",
"R1C1=6",
"R0C4=2",
"R6C8=8",
"R2C4=6",
"R6C6=1",
"R0C1=5",
"R6C4=3",
"R0C7=1"
] |
548 | 600324095000009800100000027430790000002060000050038014080600700701500930065010208 | 678324195524179863193856427436791582812465379957238614289643751741582936365917248 | backtracking | [
"R5C3=2",
"R8C7=4",
"R1C0=5",
"R1C2=4",
"R2C6=4",
"R0C1=7",
"R2C3=8",
"R2C5=6",
"R1C3=1",
"R3C2=6",
"R4C3=4",
"R2C1=9",
"R2C2=3",
"R7C1=4",
"R6C7=5",
"R4C0=8",
"R0C6=1",
"R8C3=9",
"R3C7=8",
"R7C5=2",
"R1C8=3",
"R4C1=1",
"R1C7=6",
"R4C8=9",
"R6C4=4",
"R2C4=5",
"R1C4=7",
"R0C2=8",
"R7C4=8",
"R6C5=3",
"R5C0=9",
"R5C2=7",
"R6C0=2",
"R6C2=9",
"R7C8=6",
"R3C8=2",
"R4C5=5",
"R5C6=6",
"R4C7=7",
"R3C6=5",
"R3C5=1",
"R8C0=3",
"R8C5=7",
"R6C8=1",
"R1C1=2",
"R4C6=3"
] |
549 | 590230070870400001020006400360000008002190057000084130040005069730000000000700580 | 594231876876459321123876495361527948482193657957684132248315769735968214619742583 | backtracking | [
"R5C3=6",
"R8C0=6",
"R6C0=2",
"R2C4=7",
"R7C5=8",
"R0C5=1",
"R2C8=5",
"R6C4=1",
"R5C8=2",
"R0C6=8",
"R1C2=6",
"R6C2=8",
"R0C8=6",
"R3C2=1",
"R8C2=9",
"R5C2=7",
"R8C1=1",
"R1C7=2",
"R4C1=8",
"R0C2=4",
"R3C6=9",
"R4C5=3",
"R6C6=7",
"R7C2=5",
"R7C3=9",
"R1C5=9",
"R5C1=5",
"R8C8=3",
"R2C3=8",
"R3C4=2",
"R3C3=5",
"R3C5=7",
"R1C6=3",
"R7C6=2",
"R2C0=1",
"R7C7=1",
"R7C8=4",
"R4C0=4",
"R8C5=2",
"R2C7=9",
"R5C0=9",
"R2C2=3",
"R7C4=6",
"R6C3=3",
"R8C4=4",
"R4C6=6",
"R1C4=5",
"R3C7=4"
] |
550 | 070040003050980706310020040040009000600070025000001930209500064000800507007600180 | 978146253452983716316725849843259671691378425725461938289517364164832597537694182 | backtracking | [
"R0C5=6",
"R8C0=5",
"R7C4=3",
"R1C0=4",
"R6C1=8",
"R4C1=9",
"R3C2=3",
"R8C8=2",
"R5C4=6",
"R3C4=5",
"R7C2=4",
"R1C5=3",
"R2C3=7",
"R3C8=1",
"R8C5=4",
"R8C1=3",
"R7C0=1",
"R2C6=8",
"R7C1=6",
"R2C8=9",
"R7C7=9",
"R1C2=2",
"R5C1=2",
"R4C2=1",
"R6C5=7",
"R2C2=6",
"R0C3=1",
"R0C7=5",
"R0C2=8",
"R4C6=4",
"R2C5=5",
"R8C4=9",
"R6C4=1",
"R5C3=4",
"R4C5=8",
"R3C3=2",
"R5C2=5",
"R7C5=2",
"R4C3=3",
"R5C8=8",
"R5C0=7",
"R0C6=2",
"R3C7=7",
"R0C0=9",
"R1C7=1",
"R6C6=3",
"R3C0=8",
"R3C6=6"
] |
551 | 300070800064001003050600200047508020020097504000032900002000000600004097100856400 | 391275846264981753758643219947568321823197564516432978432719685685324197179856432 | constraint_programming | [
"R6C4=1",
"R1C6=7",
"R4C3=1",
"R7C2=5",
"R5C8=8",
"R3C0=9",
"R8C1=7",
"R8C8=2",
"R7C4=2",
"R7C3=3",
"R0C7=4",
"R5C2=6",
"R2C4=4",
"R2C8=9",
"R5C0=5",
"R4C7=6",
"R6C6=6",
"R1C0=2",
"R1C7=5",
"R0C2=1",
"R4C0=8",
"R7C6=1",
"R1C3=9",
"R4C2=3",
"R5C7=7",
"R3C4=6",
"R8C7=3",
"R6C3=7",
"R1C4=8",
"R3C8=1",
"R6C0=4",
"R2C7=1",
"R0C3=2",
"R5C3=4",
"R0C5=5",
"R0C8=6",
"R2C2=8",
"R7C1=8",
"R2C5=3",
"R6C5=9",
"R6C1=3",
"R2C0=7",
"R5C1=1",
"R6C7=8",
"R6C8=5",
"R0C1=9",
"R8C2=9",
"R3C6=3"
] |
552 | 090523006007000000800604201000300004500408130000000809009005300203006475406807000 | 194523786627189543835674291978351624562498137341762859719245368283916475456837912 | backtracking | [
"R1C4=8",
"R1C6=5",
"R3C5=1",
"R8C8=2",
"R3C4=5",
"R3C0=9",
"R1C7=4",
"R6C3=2",
"R8C1=5",
"R6C7=6",
"R5C3=7",
"R2C7=9",
"R7C3=9",
"R6C8=8",
"R5C5=2",
"R3C7=2",
"R3C2=8",
"R5C4=6",
"R1C0=6",
"R8C6=9",
"R4C8=7",
"R5C7=5",
"R6C4=4",
"R6C1=1",
"R0C2=4",
"R1C5=9",
"R5C2=1",
"R5C0=3",
"R2C4=7",
"R4C1=6",
"R3C1=7",
"R4C4=9",
"R0C0=1",
"R2C1=3",
"R5C1=4",
"R1C3=1",
"R0C6=7",
"R7C4=1",
"R7C1=8",
"R6C0=7",
"R4C2=2",
"R8C7=1",
"R3C6=6",
"R1C8=3",
"R0C7=8",
"R8C4=3",
"R1C1=2",
"R2C2=5"
] |
553 | 790600000002700031000008560070005000600020154031009780057100203400003019008940000 | 795631428862754931143298567274815396689327154531469782957186243426573819318942675 | backtracking | [
"R8C8=5",
"R5C0=5",
"R3C4=1",
"R3C7=9",
"R3C0=2",
"R2C4=9",
"R8C5=2",
"R3C6=3",
"R0C8=8",
"R7C2=6",
"R6C7=4",
"R0C4=3",
"R6C0=9",
"R3C8=6",
"R2C0=1",
"R2C2=3",
"R4C5=7",
"R7C6=8",
"R6C4=8",
"R5C3=4",
"R5C8=2",
"R3C2=4",
"R4C3=3",
"R8C6=6",
"R1C6=9",
"R5C4=6",
"R7C3=5",
"R3C3=8",
"R8C7=7",
"R6C5=6",
"R1C5=4",
"R0C2=5",
"R2C3=2",
"R8C1=1",
"R0C6=4",
"R8C0=3",
"R7C1=2",
"R4C1=8",
"R2C1=4",
"R2C8=7",
"R0C7=2",
"R0C5=1",
"R1C1=6",
"R7C4=7",
"R4C2=9",
"R1C0=8",
"R1C4=5"
] |
554 | 800000002001560009050031060009000154025900030008640027000023000004700000730190680 | 863479512241568379957231468679382154425917836318645927596823741184756293732194685 | backtracking | [
"R8C2=2",
"R7C8=3",
"R3C0=6",
"R4C8=6",
"R2C3=2",
"R3C5=2",
"R1C6=3",
"R0C3=4",
"R1C0=2",
"R0C6=5",
"R0C7=1",
"R1C7=7",
"R5C6=9",
"R5C5=5",
"R7C1=8",
"R7C5=6",
"R6C1=9",
"R6C0=5",
"R7C6=2",
"R4C4=1",
"R4C5=7",
"R3C4=8",
"R8C5=4",
"R4C0=4",
"R6C8=1",
"R7C4=5",
"R2C0=9",
"R7C7=9",
"R6C6=7",
"R2C8=8",
"R0C1=6",
"R3C1=7",
"R7C0=1",
"R1C5=8",
"R8C8=5",
"R6C2=6",
"R0C5=9",
"R4C6=8",
"R2C6=4",
"R2C2=7",
"R6C3=8",
"R5C1=1",
"R5C0=3",
"R3C3=3",
"R1C1=4",
"R0C2=3",
"R6C7=4",
"R0C4=7"
] |
555 | 026900800001704900030506040008005006000000752700310400500298000040000380109600007 | 426931875851724963937586241298475136314869752765312498573298614642157389189643527 | constraint_programming | [
"R6C7=1",
"R3C3=4",
"R2C8=1",
"R8C1=8",
"R7C4=5",
"R5C7=9",
"R3C0=2",
"R0C7=7",
"R8C7=2",
"R6C2=3",
"R4C5=9",
"R7C5=7",
"R5C5=2",
"R1C7=6",
"R2C0=9",
"R3C1=9",
"R1C8=3",
"R1C4=2",
"R3C6=1",
"R6C1=7",
"R6C8=4",
"R5C1=6",
"R4C2=4",
"R0C0=4",
"R7C3=1",
"R8C4=4",
"R1C0=8",
"R5C2=5",
"R7C2=2",
"R2C6=2",
"R0C8=5",
"R8C5=3",
"R4C3=8",
"R3C4=7",
"R1C1=5",
"R6C6=6",
"R4C0=3",
"R2C4=8",
"R4C4=6",
"R4C1=1",
"R0C5=1",
"R2C2=7",
"R0C4=3",
"R7C8=9",
"R3C7=3",
"R5C8=8",
"R7C0=6",
"R8C6=5"
] |
556 | 206000010000800030900015008000004052047680000300570840109208400063090070050360100 | 286943517715826934934715628698134752547682391321579846179258463863491275452367189 | backtracking | [
"R7C6=2",
"R6C4=5",
"R3C3=1",
"R8C8=9",
"R1C0=7",
"R0C1=8",
"R3C0=6",
"R6C8=3",
"R0C5=3",
"R0C3=9",
"R7C0=8",
"R5C2=1",
"R5C5=9",
"R3C2=8",
"R4C5=2",
"R4C8=1",
"R8C7=8",
"R2C7=2",
"R2C2=4",
"R1C2=5",
"R7C8=5",
"R1C8=4",
"R2C1=3",
"R1C5=6",
"R5C8=6",
"R2C3=7",
"R4C7=9",
"R0C8=7",
"R8C0=4",
"R0C6=5",
"R1C4=2",
"R3C4=3",
"R0C4=4",
"R8C2=2",
"R1C6=9",
"R6C1=7",
"R3C1=9",
"R7C5=1",
"R6C7=6",
"R1C1=1",
"R4C0=5",
"R5C1=2",
"R8C5=7",
"R2C6=6",
"R4C6=3",
"R7C3=4",
"R3C6=7"
] |
557 | 080005030000980001674100005058700300063200140002046008001500097000420000530001260 | 189675432325984671674132985458719326763258149912346758241563897896427513537891264 | backtracking | [
"R1C1=2",
"R0C6=4",
"R3C7=2",
"R6C0=2",
"R5C3=3",
"R7C5=7",
"R7C6=5",
"R0C2=9",
"R7C8=3",
"R7C1=9",
"R0C4=7",
"R4C4=5",
"R5C7=5",
"R6C6=8",
"R0C8=2",
"R5C0=9",
"R8C8=4",
"R4C5=8",
"R6C5=3",
"R1C7=7",
"R0C0=1",
"R3C5=9",
"R7C0=8",
"R1C6=6",
"R2C7=8",
"R0C3=6",
"R5C6=7",
"R4C0=7",
"R8C3=8",
"R2C5=2",
"R6C1=4",
"R3C8=6",
"R3C4=1",
"R1C2=5",
"R3C0=4",
"R2C4=3",
"R2C6=9",
"R7C2=6",
"R8C4=9",
"R1C0=3",
"R8C2=7",
"R5C1=1",
"R7C7=1",
"R1C5=4",
"R4C8=9",
"R6C4=6"
] |
558 | 300762100040089030008300000570600018910200306000045200150007800203900040067000009 | 395762184741589632628314975572693418914278356836145297159427863283956741467831529 | backtracking | [
"R6C8=3",
"R1C0=7",
"R4C7=5",
"R8C3=8",
"R2C5=4",
"R7C5=6",
"R3C6=4",
"R1C3=5",
"R5C8=7",
"R1C6=6",
"R7C8=1",
"R8C7=2",
"R6C7=6",
"R7C6=7",
"R5C0=8",
"R2C6=9",
"R8C5=1",
"R3C5=3",
"R4C5=8",
"R0C2=5",
"R0C1=9",
"R5C2=6",
"R2C0=6",
"R5C1=3",
"R6C3=4",
"R2C8=5",
"R3C2=2",
"R0C8=4",
"R8C6=5",
"R6C2=9",
"R7C1=8",
"R2C1=2",
"R1C8=2",
"R5C3=1",
"R3C4=9",
"R2C4=1",
"R0C7=8",
"R8C4=3",
"R4C4=7",
"R4C2=4",
"R6C4=2",
"R7C4=5",
"R5C7=9",
"R1C2=1",
"R2C7=7",
"R8C0=4"
] |
559 | 000002740000705306190060000403028007700900000060030120084300200002014035500006090 | 356182749248795316197463582413628957725941863869537124684359271972814635531276498 | backtracking | [
"R6C5=9",
"R4C7=6",
"R7C1=7",
"R8C2=1",
"R3C3=6",
"R5C8=4",
"R0C4=8",
"R4C2=5",
"R2C6=5",
"R4C5=1",
"R6C0=6",
"R6C4=5",
"R3C7=5",
"R4C8=3",
"R6C8=1",
"R3C1=1",
"R2C2=7",
"R0C3=1",
"R0C0=3",
"R5C0=8",
"R7C3=8",
"R8C6=4",
"R0C1=5",
"R4C6=8",
"R8C4=7",
"R1C7=1",
"R1C2=8",
"R1C4=9",
"R4C1=2",
"R8C3=2",
"R7C0=9",
"R5C5=7",
"R2C8=2",
"R2C3=4",
"R2C5=3",
"R5C2=9",
"R6C7=7",
"R0C2=6",
"R3C6=9",
"R8C1=3",
"R4C4=4",
"R7C6=6",
"R2C7=8",
"R1C1=4",
"R1C0=2",
"R8C8=8",
"R0C8=9",
"R5C3=5"
] |
560 | 030475006200008400007610098040057000600280013700090205509000600000003001100720080 | 938475126216938457457612398342157869695284713781396245579841632824563971163729584 | backtracking | [
"R0C7=2",
"R8C6=5",
"R8C2=3",
"R7C6=9",
"R1C4=3",
"R8C1=6",
"R6C8=2",
"R8C5=9",
"R7C1=2",
"R6C5=1",
"R4C6=7",
"R2C5=2",
"R7C0=8",
"R2C1=5",
"R4C1=9",
"R1C8=7",
"R5C5=6",
"R1C7=5",
"R0C2=8",
"R7C4=6",
"R4C5=4",
"R6C3=8",
"R8C8=4",
"R7C7=7",
"R5C3=3",
"R3C6=8",
"R7C2=4",
"R7C3=5",
"R0C0=9",
"R6C4=4",
"R1C2=6",
"R5C2=1",
"R1C1=1",
"R5C7=4",
"R3C3=1",
"R6C7=3",
"R3C0=3",
"R3C7=6",
"R4C2=5",
"R2C0=4",
"R6C1=7",
"R0C6=1",
"R2C6=3",
"R5C1=8",
"R1C3=9",
"R3C2=2",
"R3C8=9"
] |
561 | 074205000003076004000008190020603050090000301050140002008090205600020408500807013 | 974215836183976524265438197421683759896752341357149682718394265639521478542867913 | backtracking | [
"R3C8=9",
"R7C3=5",
"R6C7=6",
"R2C4=3",
"R4C2=6",
"R1C1=8",
"R4C7=4",
"R8C2=2",
"R2C8=7",
"R5C2=7",
"R7C7=7",
"R0C7=3",
"R4C4=5",
"R3C2=1",
"R2C0=2",
"R0C0=9",
"R3C4=8",
"R2C1=6",
"R2C2=5",
"R7C2=9",
"R3C6=7",
"R0C8=6",
"R4C3=7",
"R1C3=9",
"R5C0=3",
"R5C6=6",
"R3C0=4",
"R1C7=2",
"R4C5=2",
"R5C7=8",
"R7C1=3",
"R5C5=9",
"R7C5=1",
"R0C4=1",
"R6C0=7",
"R4C0=8",
"R8C1=4",
"R1C6=5",
"R2C3=4",
"R0C6=8",
"R1C0=1",
"R6C3=3",
"R6C1=1",
"R8C6=9",
"R6C5=4",
"R8C4=6"
] |
562 | 000420030940061020800970600000850700064090100500200943400080050030100006095000078 | 671428539943561827852973614319854762264397185587216943426789351738145296195632478 | constraint_programming | [
"R5C5=6",
"R3C0=3",
"R4C5=7",
"R0C5=8",
"R1C6=8",
"R7C4=4",
"R1C8=7",
"R2C1=5",
"R8C3=6",
"R2C7=1",
"R6C6=3",
"R1C2=3",
"R2C5=3",
"R6C1=2",
"R0C6=5",
"R0C0=6",
"R7C2=8",
"R3C7=6",
"R8C5=2",
"R6C2=6",
"R8C0=1",
"R3C2=9",
"R5C4=1",
"R4C8=5",
"R6C5=9",
"R3C5=4",
"R2C2=2",
"R3C1=1",
"R5C2=7",
"R7C6=2",
"R2C8=4",
"R0C1=7",
"R4C0=2",
"R7C0=7",
"R0C2=1",
"R7C5=5",
"R4C3=3",
"R8C6=4",
"R5C1=8",
"R3C8=2",
"R4C7=8",
"R6C8=1",
"R6C3=7",
"R0C8=9",
"R8C4=3",
"R7C7=9",
"R1C3=5"
] |
563 | 000050640680000050903004217090400060207013090568070000400138000700200903000007100 | 172359648684721359953864217391485762247613895568972431429138576715246983836597124 | constraint_programming | [
"R0C2=2",
"R6C7=7",
"R4C1=4",
"R4C6=8",
"R8C2=6",
"R7C4=4",
"R0C0=1",
"R1C5=1",
"R1C3=7",
"R7C7=8",
"R8C0=8",
"R6C2=9",
"R3C5=5",
"R3C4=8",
"R4C8=5",
"R2C3=8",
"R8C1=3",
"R0C5=9",
"R3C2=1",
"R6C6=5",
"R5C7=3",
"R0C8=8",
"R4C3=6",
"R6C8=6",
"R3C8=2",
"R5C8=1",
"R0C3=3",
"R7C5=6",
"R5C5=2",
"R8C3=5",
"R8C4=9",
"R1C2=4",
"R1C4=2",
"R0C1=7",
"R1C8=9",
"R1C6=3",
"R8C7=2",
"R3C0=3",
"R3C6=7",
"R2C4=6",
"R6C1=2",
"R5C6=4",
"R5C3=9",
"R7C1=1",
"R7C2=5",
"R8C8=4",
"R2C1=5"
] |
564 | 000004008200008950640000027081020040964050200507003006100300589000160000030709100 | 759234618213678954648591327381926745964857231527413896176342589892165473435789162 | backtracking | [
"R8C0=4",
"R6C4=4",
"R1C2=3",
"R8C8=2",
"R0C2=9",
"R1C8=4",
"R2C5=1",
"R7C1=9",
"R5C1=2",
"R6C5=2",
"R0C0=7",
"R5C7=9",
"R7C8=3",
"R7C0=8",
"R2C6=3",
"R6C1=7",
"R4C3=8",
"R8C4=8",
"R3C3=9",
"R0C4=3",
"R2C4=9",
"R6C2=6",
"R7C6=4",
"R7C5=5",
"R7C7=7",
"R2C3=5",
"R5C3=4",
"R3C0=3",
"R7C2=2",
"R2C2=8",
"R3C5=6",
"R0C6=6",
"R0C3=2",
"R4C8=1",
"R5C6=8",
"R0C1=5",
"R3C6=7",
"R1C3=6",
"R4C5=7",
"R3C8=5",
"R8C7=6",
"R1C1=1",
"R1C4=7",
"R0C7=1",
"R5C4=1",
"R4C7=3",
"R8C2=5"
] |
565 | 000086050000902108100040007009820304005309701006000900070000203093750000468001000 | 937186452654972138182543697719825364845369721326417985571698243293754816468231579 | constraint_programming | [
"R3C0=7",
"R8C7=7",
"R3C1=1",
"R0C6=4",
"R2C1=8",
"R4C1=4",
"R8C3=2",
"R7C6=8",
"R6C2=1",
"R5C4=1",
"R2C3=5",
"R1C0=6",
"R4C0=8",
"R8C4=3",
"R5C1=2",
"R1C4=7",
"R0C3=1",
"R7C7=1",
"R0C1=3",
"R6C3=6",
"R6C0=5",
"R1C7=3",
"R6C7=4",
"R6C4=9",
"R0C8=2",
"R1C1=5",
"R2C2=2",
"R5C0=3",
"R5C5=7",
"R0C0=9",
"R5C7=8",
"R2C6=6",
"R8C6=5",
"R7C0=2",
"R6C5=8",
"R1C2=4",
"R4C4=6",
"R7C8=6",
"R4C7=2",
"R2C7=9",
"R5C8=5",
"R8C8=9",
"R3C7=6",
"R5C3=4",
"R2C5=3",
"R3C5=5",
"R7C5=4",
"R0C2=7"
] |
566 | 050600800008009301090030006087052014063407000500001009040285000200106070000900450 | 352614897678529341491738526987352614163497285524861739749285163235146978816973452 | backtracking | [
"R6C7=6",
"R2C5=8",
"R5C4=6",
"R6C6=1",
"R0C4=1",
"R3C3=3",
"R7C8=8",
"R4C4=9",
"R7C4=4",
"R4C7=8",
"R2C7=2",
"R5C3=8",
"R6C8=3",
"R1C3=5",
"R2C3=7",
"R5C1=2",
"R8C0=8",
"R8C2=6",
"R3C6=6",
"R0C0=3",
"R8C5=3",
"R3C0=9",
"R1C4=2",
"R2C6=5",
"R6C2=9",
"R6C0=7",
"R1C1=7",
"R0C8=7",
"R7C6=9",
"R5C6=7",
"R4C6=2",
"R0C2=2",
"R7C1=3",
"R5C7=3",
"R0C7=9",
"R1C0=6",
"R7C2=5",
"R8C8=2",
"R1C7=4",
"R0C5=4",
"R2C2=1",
"R4C0=1",
"R8C4=7",
"R8C1=1",
"R5C2=4",
"R2C0=4",
"R4C8=5"
] |
567 | 040300007009060203620040910500890034300010890002000000091200300407006500005701080 | 148329657759168243623547918516892734374615892982473165891254376437986521265731489 | backtracking | [
"R7C1=3",
"R4C8=2",
"R8C1=6",
"R0C7=5",
"R6C0=8",
"R5C8=5",
"R4C1=7",
"R8C4=3",
"R3C1=1",
"R1C7=4",
"R1C1=5",
"R0C2=8",
"R8C8=9",
"R6C8=6",
"R0C4=2",
"R7C4=8",
"R6C4=5",
"R4C3=6",
"R7C7=2",
"R3C5=2",
"R8C6=4",
"R2C3=5",
"R5C4=7",
"R5C7=6",
"R0C0=1",
"R3C6=7",
"R2C2=3",
"R5C6=1",
"R6C7=7",
"R7C3=9",
"R4C5=5",
"R5C5=3",
"R5C0=9",
"R1C3=1",
"R3C2=6",
"R0C6=6",
"R4C2=4",
"R8C0=2",
"R2C5=7",
"R2C8=8",
"R1C0=7",
"R6C5=4",
"R1C5=8",
"R5C3=4",
"R7C8=1",
"R0C5=9",
"R5C1=8"
] |
568 | 008000500000920007050300194007106200200090300030008046096870001301060805004002900 | 978641532413925687652387194847136259265794318139258746596873421321469875784512963 | backtracking | [
"R4C8=8",
"R6C7=2",
"R3C0=8",
"R8C3=5",
"R2C0=6",
"R8C7=6",
"R7C5=9",
"R1C6=6",
"R5C3=2",
"R3C8=9",
"R3C1=4",
"R5C4=5",
"R5C2=9",
"R4C3=7",
"R1C1=1",
"R2C4=8",
"R2C2=2",
"R0C0=9",
"R3C7=5",
"R0C4=4",
"R7C1=2",
"R6C0=5",
"R0C8=2",
"R4C2=5",
"R4C5=4",
"R4C1=6",
"R0C5=1",
"R7C7=7",
"R6C6=4",
"R5C6=7",
"R5C0=1",
"R8C0=7",
"R1C2=3",
"R0C3=6",
"R7C3=4",
"R1C0=4",
"R0C7=3",
"R8C4=1",
"R6C5=3",
"R8C1=8",
"R2C5=7",
"R1C7=8",
"R8C8=3",
"R4C7=1",
"R0C1=7",
"R3C4=3",
"R1C5=5"
] |
569 | 048500090010780200260009030109407000320010054500630008000094103037000500800000026 | 748523691913786245265149837189457362326918754574632918652894173437261589891375426 | backtracking | [
"R7C3=2",
"R3C6=3",
"R2C3=1",
"R3C1=8",
"R2C6=8",
"R2C4=4",
"R5C5=2",
"R2C8=7",
"R5C2=4",
"R7C8=9",
"R8C6=4",
"R1C0=9",
"R5C6=9",
"R8C3=3",
"R1C7=4",
"R8C2=1",
"R3C4=5",
"R8C4=7",
"R6C1=5",
"R3C7=6",
"R5C7=1",
"R0C8=1",
"R7C0=4",
"R2C2=5",
"R8C5=5",
"R3C8=2",
"R1C5=6",
"R1C2=3",
"R4C5=8",
"R4C3=9",
"R0C5=3",
"R7C4=6",
"R6C3=8",
"R7C5=1",
"R0C6=6",
"R4C6=7",
"R1C8=5",
"R0C0=7",
"R6C7=7",
"R6C2=2",
"R8C1=9",
"R6C0=6",
"R0C4=2",
"R5C1=7",
"R7C7=8",
"R4C2=6"
] |
570 | 870000503065001080014000007000430208000109005049520060003080000506702400120390006 | 872946513365271984914853627651437298238169745749528361493685172586712439127394856 | backtracking | [
"R4C2=8",
"R0C3=9",
"R8C7=5",
"R4C6=7",
"R2C4=5",
"R6C1=9",
"R2C3=8",
"R8C2=7",
"R5C5=8",
"R8C6=8",
"R1C8=4",
"R0C2=2",
"R1C4=7",
"R3C5=7",
"R6C6=1",
"R2C5=3",
"R6C8=2",
"R3C1=5",
"R2C6=6",
"R2C0=9",
"R4C4=6",
"R5C8=1",
"R8C5=4",
"R1C6=9",
"R6C0=4",
"R0C7=1",
"R7C7=3",
"R4C0=2",
"R7C1=8",
"R3C2=1",
"R6C7=7",
"R6C3=6",
"R4C7=4",
"R0C5=6",
"R7C8=9",
"R1C0=3",
"R3C0=6",
"R5C0=7",
"R6C5=5",
"R4C1=3",
"R0C4=4",
"R2C7=2",
"R3C7=9",
"R1C3=2",
"R5C6=3",
"R7C4=1"
] |
571 | 508010960010370000020069007005030008000408106304020790030790004600500000001000829 | 578214963916375482423869517165937248297458136384126795832791654649582371751643829 | backtracking | [
"R6C7=5",
"R1C8=2",
"R7C4=8",
"R1C5=5",
"R7C1=4",
"R8C4=4",
"R3C5=7",
"R7C8=1",
"R2C7=1",
"R8C1=5",
"R2C0=4",
"R8C3=6",
"R5C5=6",
"R7C5=2",
"R4C4=5",
"R3C6=2",
"R3C0=1",
"R2C6=5",
"R3C1=6",
"R1C7=8",
"R7C2=9",
"R2C3=8",
"R3C3=9",
"R0C8=3",
"R0C1=7",
"R4C0=2",
"R0C3=2",
"R3C7=4",
"R6C0=8",
"R6C5=1",
"R4C7=3",
"R4C1=9",
"R7C7=7",
"R0C5=4",
"R8C5=3",
"R7C6=3",
"R5C8=5",
"R5C1=8",
"R1C6=4",
"R6C6=6",
"R5C3=1",
"R2C2=3",
"R8C0=7",
"R1C0=9",
"R4C2=7",
"R1C2=6",
"R6C2=2"
] |
572 | 002004907003050000910070006400562010000001020005400803080600301040729050756800004 | 562134987873956142914278536438562719697381425125497863289645371341729658756813294 | constraint_programming | [
"R8C5=3",
"R6C5=5",
"R0C7=8",
"R1C5=6",
"R2C6=5",
"R3C2=8",
"R7C6=6",
"R0C4=3",
"R8C6=2",
"R6C2=9",
"R5C0=1",
"R4C6=4",
"R0C1=6",
"R5C7=6",
"R7C0=3",
"R2C5=8",
"R4C2=7",
"R4C8=5",
"R5C4=9",
"R6C0=2",
"R3C1=3",
"R3C6=7",
"R3C8=9",
"R2C7=3",
"R5C1=2",
"R0C0=5",
"R1C1=7",
"R0C3=1",
"R7C8=8",
"R1C0=8",
"R4C3=3",
"R1C6=1",
"R8C7=9",
"R2C3=2",
"R4C4=8",
"R7C2=1",
"R8C4=1",
"R6C7=7",
"R4C0=6",
"R5C5=7",
"R4C1=9",
"R1C7=4",
"R1C8=2",
"R6C4=4",
"R2C2=4",
"R1C3=9"
] |
573 | 005600120208000009976200300060043005402001008000709060050100970030057000100980040 | 345698127218374659976215384761843295492561738583729461854132976639457812127986543 | backtracking | [
"R5C6=4",
"R6C5=2",
"R8C1=2",
"R6C4=3",
"R1C7=5",
"R8C5=6",
"R0C1=4",
"R2C5=5",
"R7C7=1",
"R5C2=3",
"R2C8=4",
"R3C6=2",
"R7C2=9",
"R1C3=3",
"R7C3=4",
"R5C0=5",
"R8C2=7",
"R8C6=5",
"R7C6=8",
"R3C3=8",
"R3C2=1",
"R7C8=2",
"R3C0=7",
"R6C2=4",
"R2C7=8",
"R4C1=9",
"R1C5=4",
"R4C6=7",
"R3C7=9",
"R1C4=7",
"R5C1=8",
"R5C8=1",
"R0C0=3",
"R4C4=6",
"R1C1=1",
"R8C8=3",
"R7C0=6",
"R0C8=7",
"R6C8=6",
"R6C0=8",
"R0C4=9",
"R5C4=2",
"R4C3=5",
"R1C6=6",
"R2C4=1",
"R4C7=3",
"R0C5=8"
] |
574 | 030070091079480002508301000000067000210800400086050309000000916300020705400605000 | 634572891179486532528391674943267158215839467786154329852743916361928745497615283 | backtracking | [
"R8C8=3",
"R0C6=8",
"R1C5=6",
"R4C2=5",
"R6C1=5",
"R8C6=2",
"R3C8=8",
"R5C0=7",
"R1C7=3",
"R6C0=8",
"R1C0=1",
"R3C6=1",
"R4C8=7",
"R6C4=4",
"R5C7=2",
"R4C7=6",
"R2C7=7",
"R2C8=4",
"R6C2=2",
"R6C5=3",
"R0C0=6",
"R7C3=9",
"R7C2=1",
"R0C3=5",
"R3C1=4",
"R0C2=4",
"R8C1=9",
"R2C6=6",
"R2C4=9",
"R1C6=5",
"R5C5=4",
"R7C5=8",
"R2C1=2",
"R4C4=3",
"R3C7=5",
"R0C5=2",
"R8C4=1",
"R3C3=2",
"R3C2=3",
"R6C3=7",
"R3C0=9",
"R4C5=9",
"R8C7=8",
"R8C2=7",
"R7C7=4",
"R5C3=1",
"R7C1=6"
] |
575 | 010400067002090800540082001800600720003009514070205900090300000000047009360001050 | 918453267732196845546782391859614723623879514174235986495368172281547639367921458 | backtracking | [
"R2C6=3",
"R4C4=7",
"R5C8=6",
"R5C0=1",
"R1C7=4",
"R6C7=7",
"R1C3=1",
"R6C0=4",
"R1C5=6",
"R3C5=4",
"R3C8=3",
"R0C2=8",
"R0C5=3",
"R2C3=7",
"R3C4=1",
"R5C7=8",
"R0C6=2",
"R3C2=9",
"R1C8=5",
"R3C1=5",
"R0C0=9",
"R8C8=8",
"R7C3=5",
"R8C3=9",
"R1C1=3",
"R7C0=2",
"R6C4=6",
"R6C8=2",
"R4C3=8",
"R6C2=5",
"R8C2=7",
"R0C4=5",
"R7C2=1",
"R6C5=8",
"R5C2=4",
"R7C6=6",
"R6C6=1",
"R2C7=9",
"R5C4=3",
"R4C0=6",
"R2C2=6",
"R4C1=2",
"R7C7=3",
"R7C1=8",
"R1C0=7",
"R8C4=2",
"R8C6=4"
] |
576 | 400602010803500000061000400005410702200005100070080609006900830740830500090004060 | 457692318823541976961378425635419782289765143174283659516927834742836591398154267 | constraint_programming | [
"R7C8=1",
"R3C0=6",
"R7C7=9",
"R4C3=7",
"R8C8=7",
"R1C4=4",
"R5C5=3",
"R4C7=4",
"R4C8=3",
"R0C8=8",
"R6C0=5",
"R1C8=6",
"R2C7=2",
"R1C1=2",
"R5C3=2",
"R2C5=8",
"R0C4=9",
"R7C5=6",
"R2C3=3",
"R8C4=5",
"R4C1=8",
"R1C7=7",
"R2C8=5",
"R1C5=1",
"R2C0=9",
"R4C2=9",
"R8C3=1",
"R5C0=1",
"R1C6=9",
"R6C8=4",
"R8C2=8",
"R0C2=7",
"R8C6=2",
"R7C2=2",
"R0C1=5",
"R2C4=7",
"R5C7=5",
"R3C7=8",
"R0C6=3",
"R6C5=7",
"R5C2=4",
"R4C4=6",
"R6C4=2",
"R3C1=3",
"R3C5=9",
"R8C0=3",
"R6C1=1"
] |
577 | 000723000001000209780041006200089037500076480008300000040100500059600042300007190 | 965723814431865279782941356214589637593276481678314925847192563159638742326457198 | backtracking | [
"R7C6=7",
"R5C6=9",
"R6C0=8",
"R8C3=4",
"R6C2=7",
"R5C7=2",
"R0C1=6",
"R8C4=5",
"R7C0=1",
"R2C7=5",
"R6C8=3",
"R0C2=5",
"R3C3=5",
"R4C3=2",
"R6C7=6",
"R5C8=5",
"R1C4=6",
"R6C5=2",
"R1C7=7",
"R1C3=8",
"R1C5=5",
"R4C1=9",
"R0C8=4",
"R8C2=6",
"R2C6=3",
"R1C0=4",
"R5C0=6",
"R5C1=7",
"R4C8=1",
"R5C5=4",
"R3C1=1",
"R7C4=3",
"R1C1=3",
"R8C8=8",
"R2C3=9",
"R2C2=2",
"R3C6=6",
"R6C4=9",
"R4C2=3",
"R3C2=4",
"R0C6=8",
"R0C0=9",
"R7C5=8",
"R8C1=2",
"R5C4=1",
"R0C7=1"
] |
578 | 309210000000004608002708003706000045000072100010905300604000090050031002801560007 | 389216754175394628462758913796183245543672189218945376634827591957431862821569437 | backtracking | [
"R2C0=4",
"R4C1=4",
"R7C6=8",
"R4C2=3",
"R0C7=5",
"R6C4=2",
"R4C8=9",
"R3C5=3",
"R6C6=5",
"R2C7=1",
"R1C4=9",
"R0C8=4",
"R8C1=2",
"R2C4=5",
"R1C2=5",
"R1C1=7",
"R5C4=4",
"R5C7=7",
"R8C6=4",
"R1C3=3",
"R0C1=8",
"R2C6=9",
"R8C5=9",
"R1C0=1",
"R3C1=9",
"R4C3=6",
"R3C3=1",
"R6C5=7",
"R7C7=6",
"R8C7=3",
"R6C3=8",
"R2C1=6",
"R6C8=1",
"R5C8=6",
"R6C1=3",
"R4C0=5",
"R5C0=2",
"R4C7=8",
"R3C4=8",
"R5C2=8",
"R7C0=9",
"R7C3=4",
"R1C7=2",
"R0C5=6",
"R0C6=7",
"R7C2=7",
"R3C6=2"
] |
579 | 008052000200046000009730140052080039030200500401000607095017080000005070610009004 | 148952763273146895569738142752681439936274518481593627395417286824365971617829354 | backtracking | [
"R0C6=7",
"R3C5=1",
"R4C5=4",
"R8C3=8",
"R3C0=7",
"R2C5=8",
"R2C8=2",
"R6C0=3",
"R7C2=4",
"R1C1=7",
"R3C6=4",
"R1C2=3",
"R5C1=8",
"R7C4=6",
"R8C7=5",
"R7C8=1",
"R4C0=9",
"R8C6=3",
"R2C0=5",
"R6C8=6",
"R0C1=4",
"R6C6=2",
"R0C0=1",
"R8C2=7",
"R0C8=3",
"R1C3=1",
"R4C2=6",
"R5C3=5",
"R5C7=2",
"R7C1=2",
"R8C4=2",
"R2C1=6",
"R0C7=6",
"R4C8=8",
"R6C3=4",
"R4C7=1",
"R5C4=9",
"R1C6=8",
"R4C4=7",
"R1C7=9",
"R3C3=6",
"R7C6=9",
"R7C0=8",
"R7C3=3",
"R1C8=5",
"R5C5=3",
"R0C3=9"
] |
580 | 040020608009004005260017900090700804070035009000200130005009000010800076003046002 | 547923618139684725268517943392761854871435269456298137625379481914852376783146592 | backtracking | [
"R1C0=1",
"R0C5=3",
"R1C1=3",
"R8C7=9",
"R7C0=9",
"R0C2=7",
"R1C6=7",
"R4C2=1",
"R5C0=4",
"R8C3=1",
"R0C7=1",
"R5C1=5",
"R3C2=2",
"R8C1=8",
"R8C0=7",
"R6C6=4",
"R3C4=6",
"R0C0=5",
"R4C0=8",
"R7C5=2",
"R4C3=4",
"R0C3=9",
"R6C1=2",
"R3C5=1",
"R2C3=5",
"R1C3=6",
"R4C7=6",
"R3C0=3",
"R7C4=5",
"R5C8=7",
"R5C5=8",
"R5C2=6",
"R3C7=5",
"R2C2=8",
"R8C6=5",
"R6C4=7",
"R1C7=2",
"R1C4=8",
"R6C7=8",
"R5C4=9",
"R4C6=2",
"R6C3=3",
"R2C8=3",
"R6C8=1",
"R6C0=6",
"R2C7=4",
"R7C6=3",
"R7C2=4"
] |
581 | 120400307400006050068025090902000100043010082000300700000609003051080004709000800 | 125498367497136258368725491972864135543917682816352749284679513651283974739541826 | constraint_programming | [
"R3C4=6",
"R0C2=5",
"R7C7=7",
"R7C0=6",
"R6C2=4",
"R3C8=5",
"R6C7=1",
"R3C5=4",
"R4C6=6",
"R7C5=3",
"R5C7=4",
"R0C4=9",
"R4C5=7",
"R8C3=5",
"R7C6=9",
"R2C3=7",
"R2C6=4",
"R8C8=6",
"R3C7=3",
"R3C3=8",
"R8C7=2",
"R1C4=3",
"R5C0=8",
"R6C1=8",
"R2C8=1",
"R1C1=9",
"R5C8=9",
"R6C0=2",
"R5C1=1",
"R1C6=2",
"R0C7=6",
"R8C5=1",
"R4C3=9",
"R3C1=7",
"R0C5=8",
"R5C4=5",
"R6C6=5",
"R8C4=4",
"R2C0=3",
"R8C1=3",
"R5C5=2",
"R7C3=2",
"R1C8=8",
"R1C2=7",
"R6C4=7",
"R1C3=1",
"R5C2=6",
"R4C0=5"
] |
582 | 000400600813002007906000280004730825009010000050000071080067030035100094207050000 | 572483619813692457946571283164739825729815346358246971481967532635128794297354168 | backtracking | [
"R8C5=4",
"R0C8=9",
"R1C3=6",
"R7C6=7",
"R0C7=1",
"R5C3=2",
"R7C0=6",
"R4C6=3",
"R1C6=4",
"R6C3=9",
"R3C0=1",
"R2C3=5",
"R0C2=2",
"R0C1=7",
"R5C0=3",
"R6C6=5",
"R1C7=5",
"R4C7=4",
"R6C2=1",
"R1C4=9",
"R4C0=7",
"R7C4=2",
"R8C1=9",
"R2C1=4",
"R5C2=8",
"R8C7=6",
"R2C4=7",
"R8C8=8",
"R0C5=3",
"R7C5=8",
"R6C0=4",
"R0C4=8",
"R4C3=8",
"R4C8=6",
"R5C4=4",
"R3C5=9",
"R5C5=6",
"R8C6=1",
"R6C8=2",
"R2C8=3",
"R3C1=6",
"R4C5=5",
"R5C6=9",
"R2C5=1",
"R0C0=5",
"R8C3=3",
"R4C1=2"
] |
583 | 026080050009306004080570900900030207650001300010008000730104580000920103400000000 | 326489751579316824184572936948635217657241398213798465732164589865927143491853672 | backtracking | [
"R8C3=8",
"R0C0=3",
"R2C0=1",
"R8C2=1",
"R8C6=6",
"R3C7=1",
"R4C7=9",
"R4C8=8",
"R5C7=6",
"R3C3=6",
"R6C4=6",
"R7C5=7",
"R1C7=2",
"R5C2=3",
"R8C8=2",
"R6C8=9",
"R3C5=5",
"R3C1=4",
"R0C6=7",
"R8C4=5",
"R3C2=8",
"R8C1=9",
"R6C2=2",
"R1C4=1",
"R2C8=6",
"R5C6=4",
"R5C0=2",
"R7C1=6",
"R8C7=7",
"R0C8=1",
"R5C8=5",
"R0C5=9",
"R8C5=3",
"R1C6=8",
"R1C0=5",
"R7C2=5",
"R4C3=2",
"R2C5=2",
"R4C4=4",
"R2C7=3",
"R0C3=4",
"R5C3=7",
"R7C7=4",
"R2C2=4",
"R4C2=7",
"R7C0=8",
"R5C4=9",
"R1C1=7"
] |
584 | 030000000700090430600280005025006390001004750006130800000310204894000010000500067 | 138457629752691438649283175425876391381924756976135842567319284894762513213548967 | backtracking | [
"R7C6=5",
"R4C3=9",
"R0C7=2",
"R1C5=1",
"R4C4=2",
"R1C1=5",
"R2C1=4",
"R6C5=9",
"R8C0=2",
"R3C3=8",
"R1C3=6",
"R4C0=3",
"R6C1=6",
"R3C8=1",
"R0C2=8",
"R5C0=9",
"R7C4=6",
"R7C3=7",
"R2C5=3",
"R7C8=3",
"R8C6=9",
"R2C6=1",
"R2C7=7",
"R8C1=1",
"R5C7=4",
"R0C8=9",
"R8C5=8",
"R4C1=8",
"R0C0=1",
"R4C8=6",
"R3C0=4",
"R3C4=7",
"R1C2=2",
"R8C2=3",
"R8C4=4",
"R0C5=7",
"R0C3=4",
"R6C7=8",
"R1C8=8",
"R0C6=6",
"R7C5=2",
"R5C8=2",
"R6C0=5",
"R0C4=5",
"R6C2=7",
"R5C5=5",
"R5C1=7",
"R2C2=9"
] |
585 | 007000306900850120020009050398407000005060002460081000003015970800030001010200540 | 587142396934856127621379854398427615175963482462581739243615978859734261716298543 | backtracking | [
"R7C6=2",
"R1C1=3",
"R4C1=7",
"R2C4=7",
"R4C5=3",
"R2C3=3",
"R8C4=9",
"R7C5=4",
"R3C8=5",
"R4C0=1",
"R4C7=8",
"R0C3=1",
"R8C0=7",
"R0C7=9",
"R5C8=9",
"R2C8=4",
"R1C8=7",
"R3C6=6",
"R2C6=8",
"R8C2=6",
"R4C6=4",
"R7C3=7",
"R0C1=8",
"R1C2=4",
"R4C3=9",
"R8C8=3",
"R5C2=2",
"R1C5=6",
"R7C1=5",
"R7C7=6",
"R3C4=2",
"R5C6=7",
"R2C2=1",
"R5C3=5",
"R8C5=8",
"R7C2=9",
"R0C0=5",
"R6C8=8",
"R5C7=3",
"R3C7=1",
"R6C1=4",
"R0C4=4",
"R2C0=6",
"R6C3=6",
"R6C0=2",
"R0C5=2"
] |
586 | 107060009504900802200400130001500400800000007653080000008007204020310060700200095 | 137862549564931872289475136971526483842193657653784921398657214425319768716248395 | backtracking | [
"R2C8=6",
"R3C0=9",
"R5C8=1",
"R6C1=9",
"R0C6=5",
"R5C5=4",
"R8C2=6",
"R7C6=7",
"R5C7=2",
"R7C5=9",
"R6C3=6",
"R7C8=8",
"R8C5=8",
"R6C7=1",
"R3C4=2",
"R1C5=1",
"R0C7=4",
"R0C5=2",
"R2C4=7",
"R4C4=9",
"R4C1=4",
"R6C4=5",
"R4C6=6",
"R2C2=9",
"R3C8=3",
"R8C1=1",
"R5C3=7",
"R1C1=6",
"R8C4=4",
"R5C6=9",
"R7C2=5",
"R3C5=6",
"R3C1=7",
"R7C0=4",
"R1C4=3",
"R2C1=8",
"R4C3=1",
"R2C5=5",
"R6C0=3",
"R0C1=3",
"R0C3=8",
"R1C7=7",
"R8C6=3",
"R4C2=2",
"R4C5=3",
"R3C7=8",
"R4C7=5"
] |
587 | 000020030065007120000409806010000509406013007879040000007800450008601700290500300 | 784126935965387124123459876312768549456913287879245613637892451548631792291574368 | backtracking | [
"R3C4=6",
"R1C3=3",
"R0C2=4",
"R0C8=5",
"R2C2=3",
"R4C1=5",
"R7C4=3",
"R6C0=6",
"R3C0=3",
"R1C4=8",
"R0C0=7",
"R7C0=5",
"R7C7=9",
"R5C8=3",
"R6C1=3",
"R2C4=5",
"R3C3=7",
"R4C3=9",
"R3C7=4",
"R2C0=1",
"R7C1=4",
"R5C3=2",
"R4C7=8",
"R3C2=2",
"R6C8=1",
"R1C0=9",
"R0C5=6",
"R8C7=6",
"R8C5=4",
"R1C8=4",
"R4C6=2",
"R2C1=2",
"R5C5=5",
"R0C1=8",
"R7C8=2",
"R3C5=8",
"R5C6=6",
"R0C3=1",
"R8C4=7",
"R8C8=8",
"R5C7=1",
"R2C7=7",
"R6C4=9",
"R6C5=2",
"R0C6=9",
"R8C2=1"
] |
588 | 005070480008209035600000002400023000097500800050800096500084000079600120360000700 | 925376481748219635631458972486923517297561843153847296512784369879635124364192758 | constraint_programming | [
"R2C6=9",
"R3C8=7",
"R4C7=4",
"R4C0=2",
"R0C5=6",
"R5C5=7",
"R3C7=1",
"R0C8=1",
"R4C8=3",
"R2C1=3",
"R5C4=4",
"R3C1=8",
"R5C2=3",
"R6C1=1",
"R1C6=6",
"R7C0=8",
"R8C4=9",
"R6C3=7",
"R1C1=4",
"R8C3=1",
"R2C4=5",
"R5C0=1",
"R8C2=4",
"R4C4=6",
"R2C5=8",
"R0C3=3",
"R2C7=7",
"R1C0=7",
"R6C8=9",
"R4C5=1",
"R8C8=8",
"R3C2=6",
"R0C0=9",
"R6C6=3",
"R0C1=2",
"R2C3=4",
"R8C7=5",
"R8C5=2",
"R6C7=6",
"R1C4=1",
"R3C3=9",
"R5C6=2",
"R7C5=5",
"R6C2=2",
"R7C8=4",
"R2C2=1",
"R3C6=5",
"R7C4=3"
] |
589 | 100009060000480209004006305020700030360040108958001000000200400286300500000097001 | 132579864675483219894126375421758936367942158958631742719265483286314597543897621 | backtracking | [
"R2C0=8",
"R6C1=1",
"R6C5=5",
"R2C7=7",
"R8C3=8",
"R7C8=7",
"R3C6=9",
"R3C5=8",
"R7C4=1",
"R8C7=2",
"R4C5=2",
"R3C8=6",
"R8C6=6",
"R0C3=5",
"R8C2=3",
"R5C6=7",
"R1C0=6",
"R5C8=2",
"R6C4=6",
"R4C3=9",
"R8C0=5",
"R0C8=4",
"R1C2=5",
"R0C4=7",
"R5C7=4",
"R1C1=7",
"R0C1=3",
"R6C8=3",
"R6C7=8",
"R5C3=6",
"R1C7=1",
"R8C1=4",
"R7C7=9",
"R6C2=9",
"R2C4=2",
"R1C5=3",
"R4C7=5",
"R4C2=7",
"R2C1=9",
"R0C6=8",
"R2C3=1",
"R3C4=5",
"R5C4=3",
"R6C0=7",
"R3C0=4",
"R3C2=1",
"R7C5=4",
"R0C2=2"
] |
590 | 980000740060380000003001050810009020205060310030500007007200506000004000092856004 | 981625743564387291723941658816739425275468319439512867147293586658174932392856174 | backtracking | [
"R7C2=8",
"R7C4=7",
"R2C6=6",
"R6C5=3",
"R4C8=9",
"R2C3=9",
"R0C8=3",
"R1C8=1",
"R3C2=6",
"R0C2=1",
"R0C5=5",
"R3C8=5",
"R2C1=2",
"R4C1=7",
"R1C0=5",
"R5C0=4",
"R2C0=7",
"R7C8=2",
"R3C3=7",
"R6C7=8",
"R5C2=9",
"R5C4=1",
"R8C6=1",
"R7C3=1",
"R5C7=6",
"R1C5=7",
"R3C4=3",
"R1C6=2",
"R5C5=2",
"R0C4=2",
"R8C7=7",
"R5C6=8",
"R4C5=8",
"R1C2=4",
"R6C0=1",
"R7C6=9",
"R3C6=4",
"R4C3=4",
"R6C4=9",
"R2C8=8",
"R1C7=9",
"R7C7=3",
"R2C4=4",
"R7C0=6",
"R6C1=4",
"R7C1=5",
"R8C0=3",
"R0C3=6"
] |
591 | 500700820600100003000845000070000300809002056200504098004000607100038049026090100 | 591763824648129573732845961475986312819372456263514798984251637157638249326497185 | constraint_programming | [
"R8C7=8",
"R1C6=5",
"R6C1=8",
"R1C1=4",
"R2C8=1",
"R8C5=7",
"R3C3=9",
"R7C2=7",
"R4C6=4",
"R6C4=5",
"R1C7=7",
"R2C1=3",
"R1C2=8",
"R6C0=9",
"R2C7=6",
"R4C4=7",
"R0C1=9",
"R1C4=2",
"R2C6=9",
"R0C4=6",
"R6C7=3",
"R6C3=2",
"R3C4=8",
"R8C8=5",
"R7C3=6",
"R5C1=6",
"R8C3=4",
"R2C0=7",
"R0C5=3",
"R3C5=6",
"R7C1=5",
"R3C0=4",
"R6C5=1",
"R3C8=2",
"R3C2=5",
"R4C1=1",
"R2C2=2",
"R5C2=3",
"R1C5=9",
"R4C3=3",
"R5C4=1",
"R7C6=2",
"R5C6=7",
"R0C2=1",
"R8C0=3",
"R3C7=1",
"R0C8=4"
] |
592 | 030216000070005600501930800005000010090304700300780209020008040900060002008590370 | 834216597279845631561937824785629413192354768346781259623178945957463182418592376 | backtracking | [
"R7C5=3",
"R7C6=1",
"R2C8=4",
"R1C4=4",
"R8C1=1",
"R7C1=5",
"R6C0=6",
"R7C7=8",
"R0C8=7",
"R8C5=2",
"R5C1=4",
"R3C1=8",
"R3C8=3",
"R1C2=9",
"R5C2=6",
"R0C2=4",
"R1C3=8",
"R4C0=1",
"R6C4=7",
"R7C3=4",
"R2C1=6",
"R4C8=8",
"R7C2=7",
"R2C5=7",
"R0C7=9",
"R3C5=9",
"R3C6=4",
"R5C7=5",
"R1C8=1",
"R8C8=6",
"R6C3=1",
"R4C7=6",
"R2C7=2",
"R6C6=9",
"R4C4=5",
"R6C8=5",
"R4C2=2",
"R8C0=4",
"R3C0=7",
"R1C0=2",
"R3C3=6",
"R0C6=5",
"R3C4=2",
"R5C5=1",
"R1C7=3",
"R0C0=8",
"R6C2=3"
] |
593 | 026010000000083007480507090050264180000090006900008350209000403500700010004002800 | 726419538195683247483527691357264189841395726962178354279851463538746912614932875 | constraint_programming | [
"R8C0=6",
"R3C0=3",
"R4C3=3",
"R4C2=1",
"R2C8=1",
"R4C6=7",
"R0C5=9",
"R8C7=7",
"R5C2=2",
"R6C1=7",
"R1C2=5",
"R1C3=6",
"R4C7=2",
"R1C0=1",
"R3C8=9",
"R7C2=8",
"R7C1=3",
"R4C1=4",
"R1C1=9",
"R0C3=4",
"R7C5=6",
"R8C3=9",
"R6C4=5",
"R7C8=2",
"R3C2=7",
"R0C0=7",
"R4C5=5",
"R6C7=6",
"R0C6=5",
"R2C6=6",
"R0C7=3",
"R1C7=4",
"R2C4=2",
"R5C1=6",
"R2C2=3",
"R5C8=4",
"R6C3=8",
"R7C6=9",
"R5C3=1",
"R5C4=7",
"R0C8=8",
"R4C0=8",
"R1C6=2",
"R6C5=1",
"R8C8=5",
"R8C1=1",
"R8C4=3",
"R7C4=4"
] |
594 | 100020500580601900073080002900002170060300008000005490030400001815000740007900060 | 196723584582641937473589612954862173761394258328175496639457821815236749247918365 | backtracking | [
"R5C3=1",
"R5C1=2",
"R6C2=9",
"R8C6=3",
"R0C7=8",
"R4C6=2",
"R3C1=5",
"R5C8=6",
"R2C3=5",
"R6C5=7",
"R5C2=8",
"R1C7=3",
"R2C0=4",
"R3C3=8",
"R3C4=6",
"R2C5=9",
"R8C4=1",
"R4C4=9",
"R7C4=3",
"R3C2=4",
"R7C8=9",
"R7C5=6",
"R5C0=3",
"R4C7=5",
"R8C1=4",
"R8C0=2",
"R8C5=8",
"R6C4=5",
"R2C6=6",
"R0C2=6",
"R6C0=6",
"R6C6=8",
"R5C4=7",
"R4C5=4",
"R4C0=7",
"R4C2=1",
"R2C7=1",
"R0C1=9",
"R1C8=7",
"R1C2=2",
"R1C4=4",
"R8C8=5",
"R6C7=2",
"R0C3=7",
"R0C5=3",
"R0C8=4",
"R7C3=2",
"R3C8=3"
] |
595 | 030090060005700394240806000000002950010500800082069010300910700007603100058004000 | 731495268865721394249836571674182953913547826582369417326918745497653182158274639 | constraint_programming | [
"R2C4=3",
"R7C8=2",
"R3C8=3",
"R0C0=7",
"R4C2=3",
"R3C3=1",
"R8C4=7",
"R1C4=2",
"R7C4=5",
"R1C1=6",
"R3C2=4",
"R4C5=7",
"R8C3=2",
"R7C0=4",
"R7C7=8",
"R8C7=3",
"R0C6=2",
"R6C8=5",
"R2C7=7",
"R2C6=5",
"R0C8=8",
"R5C8=7",
"R0C2=1",
"R8C6=6",
"R0C3=4",
"R3C4=8",
"R6C5=8",
"R5C3=3",
"R4C0=9",
"R5C0=5",
"R0C5=5",
"R1C0=8",
"R8C8=9",
"R8C0=1",
"R4C7=2",
"R3C0=6",
"R2C8=1",
"R4C4=4",
"R2C2=9",
"R6C2=6",
"R5C6=4",
"R7C1=9",
"R6C1=2",
"R4C8=6",
"R1C5=1",
"R6C7=4",
"R3C1=7"
] |
596 | 060700040000001900000280701070040030800067005904030008020009080508604010637015200 | 165793842782451963349286751276548139813967425954132678421379586598624317637815294 | backtracking | [
"R1C1=8",
"R5C6=6",
"R1C7=6",
"R2C5=6",
"R6C2=1",
"R6C4=7",
"R0C0=1",
"R3C0=2",
"R6C3=3",
"R7C1=9",
"R2C1=4",
"R2C7=5",
"R1C2=2",
"R2C0=3",
"R1C8=3",
"R3C8=9",
"R4C3=9",
"R0C4=9",
"R2C2=9",
"R7C6=3",
"R6C0=4",
"R6C6=5",
"R8C7=9",
"R8C3=8",
"R5C5=2",
"R4C6=4",
"R5C7=7",
"R4C7=2",
"R0C6=8",
"R0C5=3",
"R5C1=5",
"R8C8=4",
"R4C1=1",
"R7C4=2",
"R3C2=6",
"R1C0=7",
"R0C2=5",
"R7C8=7",
"R5C3=1",
"R3C6=1",
"R3C5=8",
"R1C3=4",
"R0C8=2",
"R4C2=3",
"R1C4=5",
"R3C3=5",
"R6C8=6"
] |
597 | 040098602000130040010027059067000030000009080502610004604200070308000001029075008 | 743598612295136847816427359967842135431759286582613794654281973378964521129375468 | backtracking | [
"R6C6=9",
"R2C0=8",
"R3C4=4",
"R3C8=5",
"R4C6=2",
"R3C0=9",
"R8C6=4",
"R2C2=6",
"R4C1=3",
"R2C3=4",
"R0C3=5",
"R4C4=5",
"R3C5=2",
"R0C7=1",
"R4C0=4",
"R5C1=8",
"R8C7=6",
"R1C0=2",
"R0C0=7",
"R8C0=1",
"R7C3=9",
"R1C2=5",
"R4C8=6",
"R1C1=9",
"R6C4=8",
"R0C2=3",
"R1C6=8",
"R7C4=6",
"R5C5=3",
"R1C5=6",
"R3C3=8",
"R7C6=5",
"R1C8=7",
"R5C6=7",
"R4C3=7",
"R2C6=3",
"R6C8=3",
"R7C1=7",
"R7C5=4",
"R5C7=9",
"R6C1=5",
"R7C7=2",
"R4C2=1",
"R6C5=1",
"R8C3=3",
"R3C6=1"
] |
598 | 009802007010600040602170050067001204500003000830000960308050000100040023040009700 | 459832617713695842682174359967581234524963178831427965378256491196748523245319786 | backtracking | [
"R5C5=7",
"R7C3=7",
"R8C8=6",
"R1C0=7",
"R0C0=4",
"R6C3=2",
"R2C8=9",
"R5C2=1",
"R3C0=9",
"R8C0=2",
"R8C3=3",
"R0C1=5",
"R8C7=8",
"R6C5=6",
"R8C4=1",
"R4C2=4",
"R1C4=9",
"R4C4=6",
"R7C1=9",
"R7C2=6",
"R7C5=8",
"R4C3=9",
"R0C7=1",
"R2C1=8",
"R3C3=5",
"R0C4=3",
"R5C8=5",
"R6C6=4",
"R4C8=8",
"R6C7=9",
"R1C8=2",
"R5C4=2",
"R1C5=5",
"R5C3=4",
"R8C2=5",
"R1C6=8",
"R7C6=5",
"R6C8=1",
"R2C6=3",
"R4C1=2",
"R3C4=8",
"R0C6=6",
"R2C5=4",
"R3C7=3",
"R4C6=1",
"R4C7=7",
"R1C2=3",
"R6C1=7"
] |
599 | 260935070051607049800002000703040002000000060000800157590000320006009008100724005 | 264935871351687249879412536713546982985271463642893157597168324426359718138724695 | constraint_programming | [
"R2C6=5",
"R7C3=3",
"R2C3=4",
"R6C4=6",
"R8C7=9",
"R6C5=8",
"R2C8=6",
"R5C0=6",
"R4C2=5",
"R8C6=6",
"R8C1=3",
"R8C2=8",
"R6C2=7",
"R4C8=3",
"R4C1=8",
"R5C4=9",
"R7C6=7",
"R2C4=1",
"R0C2=4",
"R5C2=2",
"R4C5=1",
"R1C0=3",
"R3C1=1",
"R4C4=7",
"R0C8=1",
"R6C8=4",
"R3C7=8",
"R5C1=4",
"R2C1=7",
"R3C6=9",
"R2C7=3",
"R0C6=8",
"R2C2=9",
"R3C5=6",
"R7C7=1",
"R4C6=4",
"R4C0=9",
"R7C4=5",
"R6C3=1",
"R3C3=5",
"R7C0=4",
"R4C3=2",
"R5C5=3",
"R1C6=2",
"R1C4=8",
"R7C1=2"
] |
Subsets and Splits