id
int64 0
1,000k
| quizzes
stringlengths 81
81
| solutions
stringlengths 81
81
| method
stringclasses 2
values | steps
sequencelengths 44
52
|
---|---|---|---|---|
200 | 863027000050100840009050000000940010520001007930500200046000920000038400287090500 | 863427159752169843419853762678942315524381697931576284346715928195238476287694531 | backtracking | [
"R1C2=2",
"R2C3=8",
"R7C1=9",
"R6C4=1",
"R7C8=6",
"R6C3=7",
"R6C0=3",
"R8C3=6",
"R3C6=3",
"R3C1=7",
"R4C7=9",
"R3C0=6",
"R5C8=4",
"R5C7=8",
"R2C1=1",
"R8C7=3",
"R6C8=8",
"R8C8=1",
"R0C3=4",
"R1C5=9",
"R1C0=7",
"R5C4=7",
"R4C4=8",
"R7C7=7",
"R8C5=4",
"R0C7=5",
"R1C8=3",
"R0C8=9",
"R4C2=4",
"R4C6=6",
"R2C0=4",
"R2C5=3",
"R5C2=1",
"R3C2=8",
"R7C2=5",
"R6C5=5",
"R7C3=2",
"R3C5=2",
"R2C7=6",
"R0C6=1",
"R2C6=7",
"R3C8=5",
"R4C3=3",
"R5C5=6",
"R7C0=1",
"R1C4=6",
"R2C8=2"
] |
201 | 005004800060070210700103000800602400030800190904500080003000075609028040417009000 | 195264837368975214742183569871692453536847192924531786283416975659728341417359628 | backtracking | [
"R4C2=6",
"R6C3=4",
"R3C7=5",
"R1C5=5",
"R6C6=9",
"R4C8=2",
"R7C8=1",
"R7C6=3",
"R5C5=1",
"R6C0=2",
"R5C4=3",
"R0C0=1",
"R4C4=4",
"R2C6=5",
"R7C3=7",
"R0C3=2",
"R0C7=3",
"R6C1=8",
"R2C7=6",
"R1C0=3",
"R8C3=3",
"R2C4=8",
"R0C4=6",
"R1C2=8",
"R3C2=1",
"R1C8=4",
"R0C8=7",
"R3C4=9",
"R5C6=7",
"R5C8=6",
"R5C1=2",
"R0C1=9",
"R1C3=9",
"R6C5=6",
"R2C1=4",
"R6C4=1",
"R2C2=2",
"R8C7=2",
"R7C1=5",
"R2C8=9",
"R8C8=8",
"R3C1=7",
"R4C0=5",
"R8C6=6",
"R4C5=7",
"R3C8=3",
"R8C4=5"
] |
202 | 000000490030006027107003500602045070040618009090007000009200735380004000001500060 | 856172493934856127127493586612945378743618259598327641469281735385764912271539864 | backtracking | [
"R2C7=8",
"R5C8=1",
"R7C8=2",
"R0C8=3",
"R1C0=9",
"R2C8=6",
"R5C6=6",
"R2C4=9",
"R8C8=4",
"R2C1=2",
"R6C0=4",
"R5C3=3",
"R7C3=7",
"R0C3=1",
"R6C4=8",
"R4C6=2",
"R5C2=8",
"R3C1=1",
"R8C6=8",
"R4C0=7",
"R8C5=9",
"R0C2=6",
"R6C5=1",
"R8C0=2",
"R5C4=2",
"R2C3=4",
"R7C6=9",
"R3C6=3",
"R1C2=4",
"R7C4=6",
"R7C7=1",
"R8C1=7",
"R8C4=3",
"R5C7=4",
"R1C6=1",
"R0C1=5",
"R1C4=5",
"R7C2=5",
"R3C8=8",
"R4C7=5",
"R0C0=8",
"R6C1=6",
"R0C4=7",
"R4C2=3",
"R1C3=8",
"R5C0=5",
"R3C3=9",
"R0C5=2"
] |
203 | 100020900590100704006000500608000007073890000000403206309050820027001003805600000 | 134527968592168734786349512648215397273896145951473286369754821427981653815632479 | backtracking | [
"R1C4=6",
"R4C8=5",
"R2C7=1",
"R7C6=6",
"R8C5=2",
"R1C7=3",
"R6C8=1",
"R6C1=6",
"R7C3=9",
"R3C7=9",
"R8C8=9",
"R6C3=7",
"R4C6=1",
"R7C4=8",
"R2C3=3",
"R8C6=4",
"R0C1=3",
"R4C0=2",
"R3C1=4",
"R3C5=5",
"R1C5=8",
"R4C5=6",
"R5C1=5",
"R0C3=5",
"R0C5=7",
"R3C3=2",
"R3C4=1",
"R8C4=3",
"R2C1=8",
"R5C2=1",
"R2C0=7",
"R4C7=4",
"R2C5=9",
"R8C7=7",
"R5C7=8",
"R5C0=9",
"R6C5=4",
"R0C7=6",
"R7C7=5",
"R3C6=3",
"R8C1=1",
"R2C4=4",
"R5C4=7",
"R0C8=8",
"R0C2=4",
"R7C0=4",
"R2C8=2",
"R1C2=2"
] |
204 | 000004603050760001410085000000610902863420000020007000035070280702000010084001390 | 278194653359762841416385729547618932863429175921537468135976284792843516684251397 | backtracking | [
"R6C0=1",
"R3C5=8",
"R8C8=7",
"R3C1=4",
"R5C4=3",
"R2C2=6",
"R8C3=2",
"R4C8=5",
"R1C0=3",
"R0C1=7",
"R6C5=6",
"R0C2=8",
"R2C3=3",
"R7C4=4",
"R6C8=4",
"R5C8=8",
"R1C5=2",
"R8C0=6",
"R3C0=5",
"R2C6=7",
"R0C0=2",
"R4C6=1",
"R2C7=2",
"R5C0=9",
"R4C5=9",
"R5C2=1",
"R6C3=9",
"R7C1=9",
"R0C4=9",
"R7C8=6",
"R5C7=6",
"R0C7=5",
"R7C6=5",
"R1C2=9",
"R2C8=9",
"R3C7=3",
"R7C3=8",
"R8C4=5",
"R7C5=3",
"R1C7=4",
"R3C2=7",
"R1C6=8",
"R5C3=5",
"R0C3=1",
"R5C6=4",
"R4C7=7"
] |
205 | 004003080100670302700020000200068700001390500090500218003705004080000951002409600 | 624953187158674392739821465245168739871392546396547218963715824487236951512489673 | backtracking | [
"R6C4=1",
"R6C6=8",
"R3C7=3",
"R3C1=4",
"R2C5=1",
"R1C7=9",
"R5C4=4",
"R0C4=5",
"R8C0=5",
"R6C7=2",
"R0C3=9",
"R0C6=1",
"R1C5=4",
"R3C3=1",
"R7C5=6",
"R2C1=3",
"R5C2=6",
"R6C1=6",
"R7C4=3",
"R5C0=3",
"R8C1=1",
"R3C2=5",
"R4C5=2",
"R0C8=7",
"R4C8=6",
"R1C1=5",
"R2C2=9",
"R2C3=8",
"R7C3=2",
"R6C0=9",
"R2C6=4",
"R8C4=8",
"R1C2=8",
"R8C7=7",
"R3C8=9",
"R8C8=3",
"R0C1=2",
"R4C0=8",
"R2C8=5",
"R2C7=6",
"R4C7=4",
"R7C0=4",
"R5C5=7",
"R4C1=7",
"R0C0=6",
"R7C2=7"
] |
206 | 000800700029000510035420009010007006092004070480360100006150307000009468000200000 | 164895732829673514735421689513987246692514873487362195946158327251739468378246951 | backtracking | [
"R3C4=8",
"R4C8=3",
"R1C3=6",
"R8C1=7",
"R8C5=6",
"R6C7=2",
"R7C4=3",
"R6C0=9",
"R8C4=4",
"R1C0=8",
"R4C0=6",
"R0C1=6",
"R8C0=3",
"R1C5=3",
"R5C7=9",
"R0C4=9",
"R2C7=8",
"R5C5=2",
"R2C0=7",
"R2C6=6",
"R3C7=4",
"R0C7=3",
"R0C0=1",
"R6C5=8",
"R7C3=7",
"R6C1=4",
"R4C6=8",
"R3C0=5",
"R0C8=2",
"R5C2=7",
"R7C1=5",
"R8C2=8",
"R0C2=4",
"R1C4=7",
"R8C6=9",
"R8C8=1",
"R7C0=2",
"R4C3=5",
"R8C7=5",
"R5C8=5",
"R1C8=4",
"R3C2=3",
"R3C6=2",
"R7C2=1",
"R0C5=5",
"R3C3=9",
"R4C4=1",
"R2C5=1"
] |
207 | 050730100020860304760091050070204008090000005301000400000670000040009063012500089 | 458732196129865374763491852576214938294387615381956427935678241847129563612543789 | backtracking | [
"R6C2=5",
"R1C2=9",
"R2C3=4",
"R0C2=8",
"R6C8=1",
"R2C2=3",
"R5C5=6",
"R4C2=4",
"R6C7=4",
"R1C7=7",
"R4C5=7",
"R0C7=9",
"R5C3=9",
"R4C0=2",
"R3C0=5",
"R7C0=8",
"R0C0=4",
"R2C6=8",
"R3C7=3",
"R8C5=3",
"R5C7=2",
"R6C1=3",
"R2C8=2",
"R5C4=5",
"R0C8=6",
"R5C1=8",
"R6C5=8",
"R7C3=1",
"R6C0=9",
"R1C0=1",
"R0C5=2",
"R7C2=7",
"R7C4=2",
"R4C7=1",
"R3C2=6",
"R3C6=9",
"R5C8=7",
"R8C4=4",
"R3C4=1",
"R8C0=6",
"R4C6=6",
"R8C6=7",
"R6C6=2",
"R7C6=5",
"R4C4=8",
"R4C3=3",
"R1C5=5"
] |
208 | 490107300087002009000050060100600802500300000009040070050700043806020910002014005 | 495167328687432159213859764174695832528371496369248571951786243846523917732914685 | backtracking | [
"R4C4=7",
"R2C3=8",
"R8C0=7",
"R3C4=9",
"R6C6=2",
"R5C6=5",
"R2C0=2",
"R6C0=9",
"R5C0=3",
"R6C5=6",
"R0C7=2",
"R6C4=8",
"R3C1=7",
"R4C8=6",
"R4C1=2",
"R3C5=5",
"R8C3=9",
"R1C4=3",
"R4C2=8",
"R7C5=3",
"R4C6=4",
"R3C7=3",
"R2C1=1",
"R7C8=7",
"R5C1=6",
"R1C3=4",
"R4C5=1",
"R7C1=4",
"R8C6=6",
"R7C3=5",
"R5C5=8",
"R6C2=1",
"R1C0=6",
"R1C6=1",
"R5C8=1",
"R5C3=2",
"R2C6=7",
"R2C5=9",
"R0C2=5",
"R2C8=4",
"R0C4=6",
"R0C8=8",
"R3C2=4",
"R1C7=5",
"R8C1=3",
"R4C7=9",
"R2C2=3",
"R8C7=8"
] |
209 | 001005700720806003309000180000640800800020004065001070008703950100000030070094020 | 681935742724816593359472186932647815817529364465381279248763951196258437573194628 | constraint_programming | [
"R2C3=4",
"R2C8=6",
"R5C6=2",
"R5C3=3",
"R0C4=3",
"R6C0=2",
"R4C1=1",
"R0C1=8",
"R2C4=7",
"R1C6=5",
"R5C0=4",
"R3C7=1",
"R4C6=3",
"R0C8=2",
"R4C3=5",
"R4C2=7",
"R3C0=9",
"R7C1=9",
"R8C3=1",
"R7C4=5",
"R8C6=6",
"R3C2=2",
"R6C1=4",
"R5C4=8",
"R0C7=4",
"R4C7=6",
"R0C3=9",
"R4C5=9",
"R1C4=1",
"R1C2=4",
"R2C1=5",
"R8C0=5",
"R3C1=3",
"R8C8=8",
"R0C0=6",
"R1C7=9",
"R7C6=4",
"R2C5=2",
"R7C8=7",
"R6C4=6",
"R5C8=9",
"R7C5=8",
"R3C5=7",
"R7C3=2",
"R3C8=5",
"R8C2=3",
"R6C8=1",
"R7C2=6"
] |
210 | 010403009506000080009780052032004000960000400000021703800030260007500001000067805 | 218453679576912384349786152732894516961375428485621793854139267627548931193267845 | backtracking | [
"R4C7=2",
"R7C5=8",
"R4C2=1",
"R0C2=8",
"R7C4=4",
"R3C8=6",
"R3C3=8",
"R4C5=5",
"R8C3=2",
"R4C3=3",
"R6C5=9",
"R8C7=4",
"R7C0=6",
"R5C3=6",
"R5C1=8",
"R0C7=7",
"R0C6=6",
"R6C3=1",
"R2C0=3",
"R8C1=9",
"R4C4=7",
"R1C1=7",
"R1C3=9",
"R6C1=5",
"R3C6=5",
"R6C8=7",
"R1C4=1",
"R0C4=5",
"R7C6=9",
"R1C6=3",
"R2C6=1",
"R6C2=4",
"R7C1=2",
"R0C0=2",
"R3C7=1",
"R8C2=3",
"R4C8=8",
"R5C0=4",
"R2C5=6",
"R5C2=5",
"R5C7=9",
"R1C5=2",
"R2C1=4",
"R8C0=1",
"R3C0=7",
"R1C8=4",
"R7C7=3",
"R3C4=9"
] |
211 | 010009600006700019280005403100400290007063008005000006630001020402350000000048007 | 714839652356724819289615473163487295927563148845192736638971524472356981591248367 | backtracking | [
"R4C1=2",
"R6C4=7",
"R6C6=5",
"R0C0=7",
"R7C7=8",
"R5C3=1",
"R0C7=5",
"R7C6=9",
"R7C5=6",
"R0C2=4",
"R1C1=5",
"R5C0=8",
"R4C3=5",
"R3C2=3",
"R1C4=2",
"R1C6=8",
"R3C4=8",
"R5C7=3",
"R1C5=4",
"R8C2=1",
"R5C1=4",
"R7C8=1",
"R2C7=7",
"R0C4=3",
"R5C5=2",
"R3C1=6",
"R3C5=7",
"R8C7=6",
"R2C3=6",
"R5C4=9",
"R8C6=3",
"R8C0=5",
"R4C7=4",
"R6C8=4",
"R4C6=1",
"R8C1=9",
"R7C1=7",
"R3C8=5",
"R6C3=9",
"R5C6=7",
"R0C8=2",
"R4C0=9",
"R1C0=3",
"R6C2=8",
"R2C2=9",
"R0C3=8",
"R2C4=1",
"R8C3=2"
] |
212 | 430700080020065103000089540700940000251803600006200030104000057000000800060107009 | 435712986829465173617389542783946215251873694946251738194628357372594861568137429 | backtracking | [
"R3C2=3",
"R2C0=6",
"R0C4=1",
"R8C0=5",
"R4C8=4",
"R6C1=9",
"R6C6=3",
"R6C3=6",
"R7C8=1",
"R3C6=2",
"R5C8=8",
"R1C7=7",
"R8C2=8",
"R5C6=7",
"R7C2=2",
"R3C7=1",
"R5C4=5",
"R2C2=7",
"R0C2=5",
"R8C7=2",
"R5C5=1",
"R4C7=9",
"R8C6=4",
"R7C0=3",
"R2C3=3",
"R6C4=2",
"R7C3=5",
"R1C2=9",
"R3C5=6",
"R8C4=3",
"R7C7=6",
"R0C5=2",
"R3C1=8",
"R1C3=4",
"R2C1=1",
"R5C1=4",
"R3C8=5",
"R7C4=9",
"R4C4=7",
"R2C8=2",
"R0C6=9",
"R6C5=8",
"R0C8=6",
"R7C1=7",
"R7C5=4",
"R1C0=8",
"R5C0=9"
] |
213 | 006000008070004600130609042019000030020350080080702005090500716400020003703080900 | 946215378275834691138679542519468237627351489384792165892543716461927853753186924 | backtracking | [
"R8C5=6",
"R1C0=2",
"R5C2=4",
"R0C0=9",
"R4C8=9",
"R2C6=5",
"R6C4=4",
"R0C7=7",
"R8C7=2",
"R8C8=4",
"R7C5=7",
"R2C4=7",
"R0C6=3",
"R1C4=3",
"R7C3=9",
"R4C6=4",
"R1C8=1",
"R5C7=6",
"R7C6=8",
"R2C2=8",
"R3C5=8",
"R3C3=4",
"R0C4=1",
"R3C0=5",
"R6C5=3",
"R3C6=2",
"R1C7=9",
"R0C1=4",
"R7C7=5",
"R5C0=3",
"R8C1=5",
"R8C3=1",
"R5C6=1",
"R0C5=5",
"R6C2=2",
"R3C4=6",
"R0C3=2",
"R1C2=5",
"R1C3=8",
"R5C4=9",
"R7C1=6",
"R7C2=1",
"R6C0=8",
"R4C2=7",
"R4C5=1",
"R3C8=7",
"R4C0=6"
] |
214 | 030200570000300040901047008002003087080600000056010239800020400400098005017005006 | 634289571578361942921547368142953687389672154756814239895726413463198725217435896 | backtracking | [
"R8C0=2",
"R4C2=9",
"R8C4=3",
"R1C1=7",
"R8C7=9",
"R1C6=9",
"R3C1=4",
"R0C5=9",
"R1C5=1",
"R0C4=8",
"R6C1=9",
"R2C3=5",
"R4C8=4",
"R1C4=6",
"R2C7=6",
"R4C7=5",
"R1C8=2",
"R4C0=3",
"R0C2=4",
"R3C0=1",
"R6C5=6",
"R1C2=8",
"R6C8=3",
"R6C2=5",
"R4C5=2",
"R7C3=1",
"R5C0=7",
"R0C8=1",
"R3C4=5",
"R7C1=6",
"R5C5=4",
"R3C6=6",
"R5C3=8",
"R7C6=7",
"R2C1=2",
"R4C6=1",
"R3C3=9",
"R8C6=8",
"R7C7=2",
"R0C0=6",
"R4C4=7",
"R7C2=3",
"R6C7=1",
"R2C6=3",
"R1C0=5",
"R8C3=4",
"R6C3=7"
] |
215 | 240009000053008021007060805000034008030900704190000600700016003001200406000070200 | 248159367653748921917362845572634198836921754194587632729416583381295476465873219 | backtracking | [
"R0C6=3",
"R3C1=7",
"R2C1=1",
"R6C7=8",
"R5C3=5",
"R2C0=9",
"R5C8=2",
"R0C2=8",
"R8C5=3",
"R2C7=4",
"R3C7=9",
"R8C0=4",
"R8C2=5",
"R7C1=8",
"R4C7=5",
"R3C0=5",
"R1C4=4",
"R8C1=6",
"R8C7=1",
"R6C6=5",
"R1C6=9",
"R0C4=5",
"R3C3=6",
"R5C4=8",
"R1C3=7",
"R4C5=1",
"R8C8=9",
"R2C5=2",
"R1C0=6",
"R4C4=2",
"R2C3=3",
"R5C5=7",
"R6C3=4",
"R3C6=1",
"R7C0=3",
"R6C2=9",
"R3C2=2",
"R7C5=5",
"R7C4=9",
"R5C7=3",
"R7C7=7",
"R4C0=8",
"R0C7=6",
"R0C3=1",
"R5C2=4",
"R6C1=2",
"R8C3=8",
"R4C2=6",
"R0C8=7"
] |
216 | 078009050500607042900310008090704080300000000846002130000000520130006070060928000 | 678249351513687942924315768291734685357861294846592137489173526132456879765928413 | backtracking | [
"R8C7=1",
"R8C8=3",
"R8C6=4",
"R4C8=4",
"R0C8=1",
"R2C1=2",
"R2C2=4",
"R6C2=9",
"R2C6=7",
"R4C4=6",
"R7C6=8",
"R0C4=4",
"R6C1=8",
"R7C2=2",
"R4C6=2",
"R0C6=3",
"R6C4=7",
"R1C1=1",
"R6C8=6",
"R3C2=1",
"R7C3=4",
"R2C5=5",
"R6C3=1",
"R5C4=9",
"R5C8=7",
"R4C7=9",
"R3C4=3",
"R4C2=7",
"R0C0=6",
"R7C8=9",
"R5C3=5",
"R4C5=1",
"R2C7=6",
"R4C3=8",
"R6C0=4",
"R1C2=3",
"R6C5=3",
"R7C4=5",
"R8C2=5",
"R3C8=5",
"R3C0=2",
"R8C0=7",
"R0C3=2",
"R1C4=8",
"R4C1=5",
"R3C6=6",
"R1C6=9"
] |
217 | 061400900802500047500609000980007020200930780010050003700004100009080260026001005 | 361478952892513647574629318983147526245936781617852493758264139139785264426391875 | backtracking | [
"R4C5=6",
"R6C2=8",
"R1C5=3",
"R3C2=3",
"R5C5=2",
"R2C6=3",
"R2C4=2",
"R0C0=3",
"R1C6=6",
"R0C5=8",
"R6C4=6",
"R4C8=1",
"R5C3=8",
"R0C4=7",
"R3C3=1",
"R7C8=4",
"R6C8=9",
"R2C8=8",
"R6C3=2",
"R2C2=4",
"R7C3=7",
"R8C3=3",
"R5C7=9",
"R5C2=7",
"R5C0=6",
"R2C1=7",
"R4C1=4",
"R3C8=6",
"R8C6=8",
"R0C8=2",
"R0C7=5",
"R3C6=5",
"R6C1=5",
"R1C4=1",
"R7C1=3",
"R7C0=1",
"R6C7=3",
"R1C1=9",
"R4C2=5",
"R8C0=4",
"R2C7=1",
"R7C5=5",
"R8C7=7",
"R3C4=4",
"R5C6=4",
"R8C4=9"
] |
218 | 000073000180200590430000006010062750000508030200400900090030610645100020370000089 | 526973841187246593439851276918362754764598132253417968892734615645189327371625489 | backtracking | [
"R7C4=8",
"R2C7=7",
"R0C6=8",
"R3C0=9",
"R5C1=5",
"R2C4=5",
"R4C0=7",
"R1C4=4",
"R7C5=9",
"R6C8=5",
"R0C8=1",
"R3C3=3",
"R6C2=2",
"R0C2=6",
"R3C8=4",
"R6C0=8",
"R8C5=5",
"R5C5=7",
"R2C6=2",
"R7C8=7",
"R1C5=6",
"R4C8=2",
"R1C8=3",
"R5C4=1",
"R2C5=1",
"R6C5=4",
"R1C2=7",
"R4C2=4",
"R3C2=8",
"R4C1=6",
"R8C6=4",
"R8C4=2",
"R0C3=9",
"R0C7=4",
"R7C6=3",
"R4C4=9",
"R0C1=2",
"R2C2=9",
"R4C6=1",
"R8C3=6",
"R6C3=7",
"R8C2=1",
"R2C3=8",
"R0C0=5",
"R5C2=3",
"R5C7=6",
"R5C8=8"
] |
219 | 507020400008006010302894600800009500150600708003100006470008950000007020209040000 | 567321489948756312312894675826479531154632798793185246471268953635917824289543167 | backtracking | [
"R7C4=1",
"R5C4=8",
"R3C7=3",
"R1C8=2",
"R2C7=7",
"R6C8=3",
"R3C3=4",
"R6C4=6",
"R8C8=7",
"R7C1=3",
"R8C7=6",
"R5C6=2",
"R0C8=9",
"R1C4=5",
"R3C2=6",
"R1C0=9",
"R5C7=4",
"R1C6=3",
"R8C3=5",
"R6C2=1",
"R0C5=1",
"R0C7=8",
"R0C3=3",
"R1C3=7",
"R3C4=7",
"R1C1=4",
"R8C1=8",
"R4C2=4",
"R3C1=2",
"R7C0=6",
"R7C6=8",
"R7C3=9",
"R7C2=5",
"R8C6=1",
"R3C8=1",
"R6C3=2",
"R4C7=9",
"R5C0=7",
"R2C8=5",
"R4C4=3",
"R0C1=6",
"R8C5=3",
"R7C8=4",
"R5C5=5",
"R5C1=9",
"R4C5=2",
"R2C1=1"
] |
220 | 059800470001003020600007100010000050020068000004102908300605740070300080060094032 | 259816473741953826683247195816439257927568314534172968392685741475321689168794532 | backtracking | [
"R7C0=4",
"R2C1=8",
"R4C8=4",
"R1C4=5",
"R6C1=9",
"R4C3=5",
"R3C2=6",
"R4C2=7",
"R6C8=1",
"R0C0=2",
"R8C2=8",
"R3C3=4",
"R0C8=3",
"R7C5=1",
"R3C6=2",
"R4C6=3",
"R4C7=1",
"R3C4=3",
"R8C3=7",
"R5C1=3",
"R0C5=6",
"R3C5=9",
"R5C0=5",
"R8C6=5",
"R2C8=5",
"R1C3=9",
"R2C4=4",
"R4C0=9",
"R2C2=3",
"R7C2=5",
"R2C3=2",
"R6C2=2",
"R1C6=8",
"R8C0=1",
"R3C0=8",
"R1C8=6",
"R1C0=7",
"R2C7=9",
"R5C4=7",
"R7C8=9",
"R0C4=1",
"R6C4=8",
"R1C1=4",
"R5C7=6",
"R7C4=2",
"R7C6=6",
"R3C8=7"
] |
221 | 050028010070901040000034729002305400708000500300400976800603000500000000094210300 | 459728613273961845186534729962375481748196532315482976827653194531849267694217358 | constraint_programming | [
"R7C2=1",
"R3C7=8",
"R6C6=1",
"R0C0=4",
"R6C7=9",
"R7C5=9",
"R4C5=6",
"R4C4=9",
"R4C7=3",
"R1C0=2",
"R4C3=1",
"R7C4=4",
"R6C8=4",
"R6C2=7",
"R0C8=3",
"R2C3=5",
"R4C1=4",
"R5C2=5",
"R7C7=6",
"R2C1=8",
"R6C4=5",
"R0C6=6",
"R4C8=2",
"R8C8=8",
"R2C0=1",
"R7C1=3",
"R1C2=3",
"R8C5=7",
"R5C1=1",
"R7C3=8",
"R5C4=8",
"R3C4=7",
"R0C3=7",
"R0C2=9",
"R6C1=2",
"R1C6=8",
"R7C6=2",
"R8C7=5",
"R8C0=6",
"R3C1=6",
"R1C8=5",
"R7C8=7",
"R1C4=6",
"R5C5=2",
"R3C8=1",
"R2C2=6",
"R3C0=9"
] |
222 | 206709013409006070050004800803000500100623000004100000000570392700008000001940006 | 286759413419836275357214869863497521175623948924185637648571392792368154531942786 | backtracking | [
"R8C1=3",
"R6C0=6",
"R4C6=9",
"R5C5=5",
"R7C8=4",
"R0C1=8",
"R7C6=1",
"R2C3=2",
"R5C6=6",
"R3C4=9",
"R0C4=5",
"R4C1=7",
"R8C0=5",
"R8C5=2",
"R1C1=1",
"R2C0=3",
"R1C6=2",
"R5C0=9",
"R3C3=4",
"R8C6=7",
"R5C7=3",
"R3C5=7",
"R6C5=1",
"R2C4=1",
"R7C4=6",
"R3C7=2",
"R7C7=5",
"R4C8=8",
"R3C8=1",
"R1C8=5",
"R7C2=2",
"R3C1=6",
"R1C3=8",
"R1C4=3",
"R6C2=8",
"R2C2=7",
"R8C7=8",
"R2C7=6",
"R0C6=4",
"R5C8=7",
"R7C3=3",
"R5C1=2",
"R5C4=8",
"R6C1=4",
"R7C1=9",
"R4C2=5",
"R4C7=4",
"R2C8=9"
] |
223 | 050390700784050002006200010000016098490000350028000000210070080060009540007803009 | 152398764784651932936247815375416298491782356628935471219574683863129547547863129 | backtracking | [
"R4C4=8",
"R2C0=9",
"R4C3=7",
"R3C1=7",
"R5C8=1",
"R2C6=8",
"R0C5=8",
"R8C1=4",
"R1C5=1",
"R5C0=6",
"R4C8=6",
"R7C2=3",
"R0C8=4",
"R5C5=5",
"R0C0=1",
"R4C2=1",
"R0C7=6",
"R1C3=6",
"R0C2=2",
"R1C6=9",
"R8C4=6",
"R5C6=4",
"R6C3=5",
"R6C2=9",
"R8C0=5",
"R5C3=9",
"R2C5=7",
"R7C8=7",
"R3C0=3",
"R1C7=3",
"R3C2=5",
"R3C3=4",
"R6C5=4",
"R7C4=2",
"R4C5=2",
"R5C4=3",
"R7C0=8",
"R6C8=3",
"R2C4=4",
"R8C6=1",
"R8C7=2",
"R2C1=3",
"R7C3=1",
"R5C7=7",
"R6C6=6",
"R3C6=2",
"R2C8=5"
] |
224 | 082007000000500942095103000000060075061004280079001030026040000814072300000000007 | 682497513137586942495123768348269175561734289279851634726345891814972356953618427 | backtracking | [
"R5C3=8",
"R3C6=1",
"R7C7=5",
"R2C8=8",
"R6C7=9",
"R0C3=4",
"R4C4=3",
"R1C5=6",
"R8C3=6",
"R7C3=9",
"R8C7=2",
"R1C2=7",
"R8C5=8",
"R8C0=9",
"R4C3=7",
"R3C2=8",
"R8C1=5",
"R2C4=2",
"R1C1=3",
"R0C4=9",
"R6C0=7",
"R4C8=9",
"R7C8=6",
"R5C6=6",
"R3C0=3",
"R0C7=1",
"R8C4=1",
"R5C4=5",
"R6C8=1",
"R3C5=9",
"R2C6=7",
"R3C3=2",
"R3C1=4",
"R0C6=5",
"R1C4=8",
"R6C3=3",
"R2C7=6",
"R5C8=4",
"R8C6=4",
"R2C0=4",
"R6C5=5",
"R8C2=3",
"R6C6=8",
"R1C0=1",
"R0C8=3",
"R0C0=6",
"R4C0=5",
"R5C0=2"
] |
225 | 090806350200900100085000700600052904030401000000090070760018000100207589002040000 | 491876352276935148385124796618752934937481265524693871769518423143267589852349617 | backtracking | [
"R3C3=7",
"R7C1=4",
"R8C5=9",
"R7C2=3",
"R4C7=6",
"R5C2=4",
"R6C7=2",
"R0C4=7",
"R8C3=3",
"R5C1=2",
"R1C7=4",
"R4C4=8",
"R8C8=7",
"R0C2=1",
"R5C3=6",
"R3C2=8",
"R2C8=6",
"R0C8=2",
"R5C5=3",
"R4C8=5",
"R8C7=1",
"R6C3=5",
"R6C6=4",
"R8C0=8",
"R6C2=9",
"R2C0=3",
"R4C6=2",
"R7C4=6",
"R1C1=7",
"R2C3=1",
"R5C0=5",
"R5C8=1",
"R4C0=9",
"R8C1=5",
"R6C8=3",
"R1C2=6",
"R2C4=2",
"R5C6=8",
"R1C4=3",
"R2C5=4",
"R1C5=5",
"R8C6=6",
"R3C1=1",
"R3C7=3",
"R4C2=7",
"R1C8=8",
"R2C7=9",
"R0C0=4"
] |
226 | 093705600002800000000012000001020584760080001200400090000950107100000340456003920 | 893745612512896473647312859931627584764589231285431796328954167179268345456173928 | backtracking | [
"R0C8=2",
"R2C0=6",
"R3C3=6",
"R8C4=7",
"R7C3=2",
"R5C1=8",
"R7C1=7",
"R2C1=4",
"R3C1=3",
"R4C5=9",
"R3C5=7",
"R6C1=2",
"R2C6=8",
"R8C8=8",
"R8C3=1",
"R7C4=6",
"R1C0=5",
"R4C6=2",
"R2C3=3",
"R6C2=8",
"R5C6=7",
"R5C8=6",
"R5C2=5",
"R0C4=4",
"R5C5=1",
"R7C8=5",
"R7C2=9",
"R7C5=8",
"R5C4=3",
"R6C0=3",
"R2C2=7",
"R3C0=9",
"R4C2=4",
"R2C7=5",
"R6C7=6",
"R1C4=9",
"R4C3=5",
"R1C6=4",
"R2C8=9",
"R0C7=1",
"R1C1=1",
"R0C0=8",
"R6C5=4",
"R1C7=7",
"R1C5=6",
"R1C8=3",
"R4C7=3"
] |
227 | 305740000000601005040900000800009056602070001904305200470083900090010087001000630 | 365748129729631845148952763837129456652874391914365278476583912293416587581297634 | backtracking | [
"R5C8=8",
"R5C7=7",
"R4C3=8",
"R0C1=6",
"R6C2=6",
"R8C1=8",
"R4C7=9",
"R4C5=4",
"R2C7=6",
"R2C4=5",
"R3C4=2",
"R2C0=1",
"R1C2=9",
"R4C1=5",
"R6C3=5",
"R0C7=2",
"R1C0=7",
"R3C6=4",
"R6C7=1",
"R8C4=9",
"R2C6=7",
"R6C8=2",
"R0C6=1",
"R3C3=1",
"R2C5=2",
"R7C6=5",
"R2C2=8",
"R7C0=2",
"R8C3=2",
"R7C5=6",
"R0C8=9",
"R7C3=4",
"R7C2=3",
"R1C4=3",
"R1C1=2",
"R1C6=8",
"R8C0=5",
"R5C1=1",
"R8C8=4",
"R3C2=7",
"R0C5=8",
"R5C4=6",
"R1C7=4",
"R8C5=7",
"R3C1=3",
"R4C6=3",
"R2C8=3"
] |
228 | 700300000901070064560004209010000005027800010090640820004709601008005000000210503 | 742396158981572364563184279816927435427853916395641827254739681138465792679218543 | backtracking | [
"R4C5=3",
"R2C4=8",
"R3C7=3",
"R1C1=8",
"R0C2=2",
"R8C1=7",
"R7C8=2",
"R7C6=7",
"R4C0=4",
"R8C0=6",
"R6C7=8",
"R7C7=9",
"R0C6=1",
"R6C0=2",
"R7C0=1",
"R7C4=6",
"R4C8=6",
"R8C2=9",
"R7C1=3",
"R3C0=8",
"R5C0=3",
"R5C8=7",
"R0C4=9",
"R7C3=4",
"R6C4=3",
"R3C2=6",
"R3C5=7",
"R1C6=3",
"R0C8=8",
"R4C6=9",
"R0C1=4",
"R8C5=8",
"R6C1=5",
"R2C7=7",
"R4C4=5",
"R0C5=6",
"R5C2=5",
"R1C5=2",
"R2C3=1",
"R5C5=1",
"R3C3=9",
"R3C6=4",
"R2C2=3",
"R0C7=5",
"R1C3=5",
"R3C4=2",
"R8C7=4"
] |
229 | 206008001140700309090050026002000004503401000060370800078009140050087600009600500 | 236948751145726389897153426712865934583491267964372815678539142451287693329614578 | backtracking | [
"R8C1=2",
"R7C2=1",
"R1C5=6",
"R0C7=5",
"R0C6=7",
"R2C6=4",
"R3C7=3",
"R8C0=3",
"R3C0=7",
"R0C1=3",
"R7C8=3",
"R2C5=3",
"R0C4=4",
"R6C4=3",
"R8C5=4",
"R2C2=7",
"R4C1=8",
"R7C7=9",
"R1C4=2",
"R3C1=1",
"R8C4=1",
"R7C3=2",
"R4C6=2",
"R6C0=6",
"R5C2=4",
"R3C3=8",
"R5C7=1",
"R5C5=2",
"R8C7=7",
"R4C8=7",
"R7C0=4",
"R1C2=5",
"R6C3=5",
"R3C4=6",
"R3C5=5",
"R6C8=2",
"R4C7=6",
"R3C6=9",
"R5C8=5",
"R2C0=8",
"R0C3=9",
"R4C4=9",
"R2C3=1",
"R1C7=8",
"R8C8=8",
"R5C0=9"
] |
230 | 060005890090000210501070060002401500035002000004009008000200004806500130217003009 | 463125897798364215521978463982431576635782941174659328359216784846597132217843659 | backtracking | [
"R4C8=1",
"R1C4=6",
"R8C3=8",
"R4C4=8",
"R7C8=2",
"R6C6=7",
"R2C1=2",
"R2C8=3",
"R5C6=3",
"R1C0=7",
"R5C0=1",
"R0C2=3",
"R6C2=9",
"R3C8=6",
"R3C1=8",
"R4C3=7",
"R2C3=9",
"R2C5=8",
"R5C3=6",
"R4C0=6",
"R0C3=1",
"R7C5=7",
"R7C1=4",
"R6C1=5",
"R2C6=4",
"R1C3=3",
"R5C1=7",
"R7C4=9",
"R6C4=1",
"R6C0=3",
"R8C4=4",
"R6C7=8",
"R3C7=7",
"R3C0=9",
"R3C4=3",
"R1C8=5",
"R1C5=4",
"R0C4=2",
"R5C4=5",
"R0C0=4",
"R4C6=9",
"R8C7=5",
"R0C8=7",
"R5C7=2",
"R6C5=6",
"R8C6=6",
"R1C2=8",
"R4C7=4"
] |
231 | 400010020502600704703005860000008043000024901007061000036002450800090007105080200 | 469817325582639714713245869291758643658324971347961582936172458824596137175483296 | constraint_programming | [
"R0C6=3",
"R6C4=7",
"R8C3=4",
"R5C1=4",
"R5C6=5",
"R2C4=4",
"R1C5=9",
"R5C7=8",
"R8C7=9",
"R0C2=9",
"R3C1=9",
"R5C3=9",
"R7C7=3",
"R7C3=5",
"R1C4=3",
"R8C1=7",
"R0C1=6",
"R2C8=9",
"R8C8=6",
"R0C3=8",
"R3C4=5",
"R4C7=7",
"R7C1=2",
"R0C5=7",
"R1C7=1",
"R7C5=6",
"R1C1=8",
"R2C3=2",
"R7C2=4",
"R4C0=6",
"R6C8=8",
"R2C1=1",
"R6C3=1",
"R4C2=8",
"R3C0=2",
"R3C3=7",
"R3C2=1",
"R6C0=9",
"R7C6=1",
"R4C1=5",
"R0C8=5",
"R8C5=3",
"R5C0=3",
"R5C8=2",
"R3C6=6",
"R4C3=3"
] |
232 | 400000091000583600800000050000000907100068400207491300302850700080100062069047000 | 435672891921583674876914253648325917193768425257491386312856749784139562569247138 | constraint_programming | [
"R8C0=5",
"R1C8=4",
"R1C2=1",
"R2C8=3",
"R0C2=5",
"R7C0=7",
"R6C1=1",
"R8C7=3",
"R8C8=8",
"R7C6=5",
"R2C1=7",
"R1C1=2",
"R7C5=9",
"R6C7=4",
"R2C6=2",
"R3C4=2",
"R8C6=1",
"R4C1=9",
"R3C3=3",
"R4C2=3",
"R0C5=2",
"R5C1=5",
"R3C1=4",
"R0C3=6",
"R5C7=8",
"R0C6=8",
"R6C5=6",
"R1C0=9",
"R3C5=5",
"R4C7=2",
"R6C8=9",
"R5C8=6",
"R3C0=6",
"R0C4=7",
"R2C5=4",
"R0C1=3",
"R2C4=1",
"R2C2=6",
"R1C7=7",
"R4C3=7",
"R3C7=1",
"R3C2=8",
"R8C3=2",
"R7C2=4",
"R7C4=3",
"R4C8=5",
"R2C3=9"
] |
233 | 060740000045063810302018000630005100004070029078009006100000503900280040000000007 | 861742935745963812392518764639425178514876329278139456127694583953287641486351297 | backtracking | [
"R8C2=6",
"R4C6=3",
"R6C1=2",
"R0C0=8",
"R6C4=9",
"R8C7=9",
"R2C6=7",
"R7C2=3",
"R5C0=2",
"R0C8=5",
"R8C4=5",
"R2C7=6",
"R7C6=6",
"R5C3=1",
"R8C1=8",
"R1C8=2",
"R4C1=1",
"R2C3=5",
"R3C2=9",
"R5C7=5",
"R6C3=6",
"R7C1=5",
"R3C7=7",
"R8C3=3",
"R3C8=8",
"R0C5=2",
"R4C5=6",
"R6C5=4",
"R4C3=8",
"R0C7=3",
"R1C3=9",
"R6C2=7",
"R5C6=4",
"R7C5=7",
"R8C5=1",
"R3C3=4",
"R6C7=8",
"R5C4=3",
"R2C1=9",
"R0C6=9",
"R2C8=4",
"R0C2=1",
"R4C0=5",
"R1C0=7",
"R8C0=4",
"R7C8=1",
"R8C6=2",
"R3C4=2"
] |
234 | 100004800030702106846903050000600209708050030004008070900100005005000367027400000 | 172564893539782146846913752351647289798251634264398571983176425415829367627435918 | backtracking | [
"R6C2=3",
"R7C4=2",
"R6C7=2",
"R0C7=9",
"R0C3=5",
"R5C8=1",
"R8C5=5",
"R3C2=1",
"R7C5=9",
"R0C2=2",
"R1C0=5",
"R2C8=2",
"R2C4=1",
"R0C1=7",
"R1C4=8",
"R0C8=3",
"R6C4=7",
"R8C7=1",
"R3C4=4",
"R8C8=8",
"R5C0=2",
"R4C3=2",
"R7C3=8",
"R3C5=7",
"R2C6=7",
"R6C5=6",
"R8C4=3",
"R4C1=9",
"R1C7=4",
"R3C1=5",
"R5C1=6",
"R6C6=4",
"R5C3=3",
"R6C1=8",
"R7C0=4",
"R3C0=3",
"R8C6=9",
"R5C6=5",
"R1C2=9",
"R0C4=6",
"R8C0=6",
"R3C7=8",
"R4C6=6",
"R4C5=1",
"R4C8=4",
"R5C4=9",
"R7C1=1"
] |
235 | 002000809050076031003005260008700016060050700130900042005000984080040000001302000 | 672431859859276431413895267598724316264153798137968542325617984786549123941382675 | constraint_programming | [
"R1C0=8",
"R5C5=8",
"R1C3=2",
"R0C7=5",
"R2C4=9",
"R3C6=3",
"R7C5=9",
"R3C4=2",
"R8C4=8",
"R5C4=6",
"R6C0=3",
"R4C2=4",
"R7C8=3",
"R7C3=5",
"R8C6=6",
"R6C1=2",
"R2C1=1",
"R3C1=9",
"R4C3=1",
"R6C3=6",
"R4C7=9",
"R0C3=4",
"R8C7=7",
"R1C6=4",
"R7C7=2",
"R1C2=9",
"R8C0=9",
"R4C5=3",
"R7C0=7",
"R4C8=8",
"R6C5=7",
"R4C0=2",
"R3C0=5",
"R7C2=6",
"R8C1=4",
"R7C6=1",
"R2C3=8",
"R2C8=7",
"R6C4=1",
"R2C0=4",
"R0C5=1",
"R3C5=4",
"R0C4=3",
"R8C8=5",
"R0C1=7",
"R5C6=5",
"R5C2=7",
"R0C0=6"
] |
236 | 300029004009310207000084030001000000695470000200068000103096500800002903040500061 | 318729654469315287527684139781253496695471328234968715173896542856142973942537861 | constraint_programming | [
"R8C6=8",
"R8C4=3",
"R3C5=3",
"R6C3=8",
"R7C2=6",
"R7C4=4",
"R6C8=2",
"R3C6=4",
"R4C5=1",
"R6C7=4",
"R4C7=2",
"R7C3=1",
"R4C8=8",
"R5C2=4",
"R4C6=3",
"R3C1=8",
"R7C1=5",
"R8C2=2",
"R1C5=5",
"R2C0=5",
"R3C0=7",
"R0C7=5",
"R5C7=1",
"R8C5=7",
"R5C1=3",
"R2C8=9",
"R2C6=1",
"R0C1=1",
"R3C4=5",
"R3C3=2",
"R3C7=9",
"R0C6=6",
"R3C8=6",
"R1C1=6",
"R5C8=5",
"R0C2=8",
"R8C0=9",
"R2C1=2",
"R1C0=4",
"R5C6=7",
"R5C3=9",
"R6C1=7",
"R1C7=8",
"R2C3=6",
"R0C3=7",
"R7C7=7",
"R2C2=7"
] |
237 | 500063017001008050690000400000057304032010800000206100008001702973080000206004090 | 584963217321748956697125483169857324732419865845236179458691732973582641216374598 | backtracking | [
"R0C3=9",
"R5C8=9",
"R3C1=6",
"R6C7=3",
"R7C3=5",
"R1C0=3",
"R5C0=8",
"R7C5=2",
"R6C1=5",
"R1C1=2",
"R0C2=4",
"R8C1=1",
"R2C7=8",
"R4C8=5",
"R6C4=9",
"R6C0=4",
"R4C7=6",
"R7C7=4",
"R1C8=6",
"R8C3=3",
"R5C7=7",
"R8C6=5",
"R5C2=5",
"R0C6=2",
"R2C8=3",
"R7C6=6",
"R3C7=2",
"R1C6=9",
"R4C5=9",
"R1C3=7",
"R5C1=4",
"R2C5=5",
"R4C0=7",
"R3C2=9",
"R2C3=1",
"R8C4=7",
"R1C4=4",
"R3C0=1",
"R2C2=7",
"R4C3=4",
"R2C4=2",
"R5C4=3",
"R7C8=1",
"R8C8=8",
"R0C1=8",
"R6C3=6",
"R3C3=8"
] |
238 | 100650370024001500060900804000460000301000700280000090659830100007000020000749050 | 198654372724381569563927814975468231341295786286173495659832147437516928812749653 | constraint_programming | [
"R7C1=3",
"R2C2=3",
"R8C2=2",
"R1C7=6",
"R7C5=6",
"R3C1=7",
"R6C7=4",
"R3C7=3",
"R2C7=1",
"R2C5=7",
"R3C5=8",
"R4C1=4",
"R5C3=1",
"R3C2=5",
"R5C6=4",
"R0C8=2",
"R3C6=2",
"R7C8=8",
"R4C7=8",
"R5C8=5",
"R3C8=1",
"R1C3=3",
"R4C8=6",
"R0C2=8",
"R4C5=5",
"R2C0=5",
"R0C5=4",
"R7C4=1",
"R1C0=7",
"R2C4=2",
"R7C3=5",
"R7C6=9",
"R8C8=3",
"R8C1=1",
"R5C2=6",
"R0C1=9",
"R5C5=3",
"R4C3=2",
"R5C4=7",
"R3C0=9",
"R4C4=9",
"R6C8=7",
"R7C0=4",
"R8C6=6",
"R1C8=9",
"R1C4=8",
"R6C5=2",
"R8C0=8"
] |
239 | 000014000060590007508006012129000030700201080005430000000060403093008060200740100 | 972814356361592847548376912129687534734251689685439271817965423493128765256743198 | backtracking | [
"R7C4=2",
"R2C4=7",
"R2C6=9",
"R7C6=7",
"R0C8=6",
"R4C2=4",
"R3C8=4",
"R8C2=6",
"R5C0=6",
"R3C5=7",
"R1C2=1",
"R1C7=4",
"R4C1=3",
"R0C7=5",
"R1C6=8",
"R2C1=4",
"R4C6=6",
"R2C3=3",
"R0C1=7",
"R4C4=5",
"R6C3=9",
"R1C0=3",
"R6C1=1",
"R6C5=5",
"R8C7=9",
"R5C8=1",
"R0C3=8",
"R5C5=9",
"R3C3=6",
"R6C0=8",
"R6C2=7",
"R0C0=9",
"R1C5=2",
"R3C4=8",
"R7C8=5",
"R7C0=4",
"R6C7=2",
"R8C8=8",
"R4C8=9",
"R3C6=5",
"R5C6=2",
"R5C7=7",
"R0C2=2",
"R0C6=3",
"R5C1=8",
"R7C3=1",
"R8C5=3",
"R8C1=5"
] |
240 | 000095001008400039720010006900150000070800190003006475081600053206040080500203000 | 364795821158462739729318546942157368675834192813926475481679253236541987597283614 | constraint_programming | [
"R2C5=8",
"R8C8=4",
"R1C4=6",
"R7C8=7",
"R6C5=9",
"R3C6=3",
"R2C7=4",
"R0C1=6",
"R5C3=9",
"R3C2=2",
"R0C7=2",
"R2C2=9",
"R7C1=3",
"R3C1=4",
"R4C5=4",
"R7C6=9",
"R3C5=7",
"R2C3=3",
"R2C6=5",
"R0C2=4",
"R4C0=6",
"R7C3=5",
"R5C4=2",
"R1C5=2",
"R7C5=1",
"R0C0=3",
"R3C7=6",
"R5C0=8",
"R6C4=7",
"R1C1=5",
"R6C6=2",
"R5C1=1",
"R8C4=8",
"R6C0=4",
"R3C8=8",
"R1C0=1",
"R8C1=9",
"R4C4=3",
"R4C8=2",
"R1C6=7",
"R8C7=1",
"R0C6=8",
"R0C3=7",
"R4C2=5",
"R8C6=6",
"R8C2=7"
] |
241 | 030000190400607002006095400900003800061280050720040300150002600800400007000130940 | 537824196489617532216395478945763821361289754728541369154972683893456217672138945 | constraint_programming | [
"R1C6=5",
"R3C3=7",
"R6C8=3",
"R6C4=7",
"R2C7=7",
"R2C1=1",
"R0C3=8",
"R0C8=6",
"R5C2=8",
"R2C3=3",
"R8C8=5",
"R3C1=4",
"R5C7=6",
"R7C6=2",
"R4C8=4",
"R1C7=3",
"R8C2=2",
"R3C4=6",
"R8C1=7",
"R6C3=9",
"R6C7=8",
"R4C0=3",
"R2C0=2",
"R7C7=1",
"R3C7=2",
"R8C5=8",
"R5C3=5",
"R0C4=2",
"R4C6=7",
"R7C5=6",
"R5C5=1",
"R4C5=9",
"R8C0=6",
"R7C1=9",
"R2C8=8",
"R7C4=5",
"R3C8=1",
"R1C2=9",
"R0C0=5",
"R3C2=5",
"R6C2=4",
"R7C2=3",
"R0C2=7",
"R0C5=4",
"R1C1=8",
"R1C4=1",
"R5C8=9"
] |
242 | 000000010607004090520730000050008402940503006103000700000019643290000000060457008 | 438965217617824395529731864756198432942573186183642759875219643294386571361457928 | backtracking | [
"R6C0=8",
"R8C2=1",
"R7C3=3",
"R1C4=2",
"R7C4=8",
"R8C0=3",
"R3C7=3",
"R2C2=9",
"R0C3=9",
"R3C3=1",
"R7C2=4",
"R5C5=2",
"R5C3=6",
"R7C5=6",
"R8C6=9",
"R3C2=6",
"R1C6=3",
"R0C0=4",
"R0C6=2",
"R0C2=8",
"R0C8=7",
"R6C1=7",
"R0C1=3",
"R2C7=6",
"R1C1=1",
"R4C7=8",
"R0C4=6",
"R1C8=5",
"R8C7=2",
"R2C8=4",
"R7C8=1",
"R2C6=8",
"R4C2=2",
"R7C7=7",
"R6C2=5",
"R5C4=4",
"R5C1=8",
"R3C4=9",
"R3C0=7",
"R7C6=5",
"R0C5=5",
"R4C6=1",
"R5C8=9",
"R6C3=2",
"R2C5=1",
"R4C4=7",
"R1C3=8",
"R5C7=5"
] |
243 | 506700000010200087200034010605073901000809003040052700850901340900605002100000000 | 596718234413296587278534619685473921721869453349152768857921346934685172162347895 | backtracking | [
"R0C5=8",
"R8C5=7",
"R2C6=6",
"R7C2=4",
"R2C1=7",
"R7C7=7",
"R1C5=6",
"R3C7=2",
"R7C6=1",
"R2C3=5",
"R0C7=3",
"R8C2=2",
"R8C7=9",
"R2C8=9",
"R6C2=7",
"R4C0=7",
"R5C8=8",
"R0C1=9",
"R2C2=8",
"R4C2=1",
"R8C4=4",
"R1C4=9",
"R8C6=8",
"R5C0=3",
"R6C8=6",
"R0C6=2",
"R4C6=4",
"R0C4=1",
"R4C1=2",
"R1C0=4",
"R1C6=5",
"R1C2=3",
"R4C4=6",
"R8C3=3",
"R5C7=6",
"R5C2=9",
"R7C1=3",
"R6C4=2",
"R4C7=5",
"R3C1=8",
"R0C8=4",
"R5C3=1",
"R7C4=8",
"R8C8=5",
"R3C3=4",
"R8C1=6"
] |
244 | 018259063927004000000000000209700650301806070040001098035010400002000007000060580 | 418259763927634815563178942289743651351896274746521398835917426692485137174362589 | backtracking | [
"R8C5=2",
"R7C0=6",
"R7C5=5",
"R8C3=3",
"R2C2=3",
"R0C6=7",
"R6C0=8",
"R7C7=3",
"R2C5=8",
"R1C4=3",
"R2C3=1",
"R4C4=9",
"R2C0=5",
"R1C3=6",
"R5C6=3",
"R7C6=1",
"R8C0=1",
"R8C2=4",
"R1C7=1",
"R2C4=7",
"R4C6=2",
"R3C5=3",
"R6C5=7",
"R7C4=8",
"R1C6=8",
"R7C1=9",
"R3C1=8",
"R1C8=5",
"R6C3=9",
"R3C8=1",
"R8C1=7",
"R5C3=5",
"R2C8=2",
"R4C1=5",
"R2C1=6",
"R6C7=2",
"R7C3=4",
"R6C8=6",
"R2C6=9",
"R3C4=4",
"R2C7=4",
"R5C2=6",
"R8C8=9",
"R0C0=4",
"R5C4=2",
"R5C0=7",
"R4C8=4"
] |
245 | 004009061500300007031080409700650100610037005000940002068295003100408000050000200 | 874529361596314827231786459749652138612837945385941672468295713123478596957163284 | backtracking | [
"R3C5=2",
"R6C6=7",
"R8C7=8",
"R2C3=7",
"R8C5=3",
"R3C2=9",
"R2C7=5",
"R1C2=6",
"R8C8=4",
"R4C6=9",
"R6C0=4",
"R5C5=1",
"R0C1=7",
"R8C2=7",
"R3C8=8",
"R6C7=1",
"R5C1=8",
"R7C1=2",
"R7C6=5",
"R5C6=6",
"R1C6=8",
"R4C3=8",
"R4C2=2",
"R5C2=5",
"R8C4=6",
"R2C5=6",
"R0C3=5",
"R1C1=9",
"R0C4=2",
"R5C7=7",
"R3C1=4",
"R7C4=7",
"R7C2=3",
"R5C0=3",
"R7C7=9",
"R7C8=6",
"R0C6=3",
"R4C7=4",
"R8C0=9",
"R3C7=3",
"R2C0=2",
"R1C7=2",
"R1C4=1",
"R0C0=8",
"R1C5=4",
"R8C3=1"
] |
246 | 090008300040206701001079084008000020006000579500430006360982000072064000000000050 | 297148365843256791651379284718695423436821579529437816365982147172564938984713652 | constraint_programming | [
"R8C2=4",
"R1C2=3",
"R7C0=1",
"R0C2=7",
"R0C0=2",
"R3C3=6",
"R7C6=9",
"R5C5=7",
"R0C8=5",
"R8C0=9",
"R3C0=7",
"R4C5=1",
"R6C7=4",
"R5C6=8",
"R8C5=3",
"R0C4=4",
"R3C4=9",
"R4C0=4",
"R1C0=8",
"R0C7=6",
"R4C4=2",
"R3C8=3",
"R7C3=5",
"R6C2=5",
"R3C1=1",
"R1C4=5",
"R1C7=9",
"R2C6=2",
"R3C6=4",
"R7C8=8",
"R7C7=3",
"R5C1=2",
"R8C4=1",
"R8C3=7",
"R4C3=8",
"R2C0=6",
"R8C6=6",
"R5C2=9",
"R4C1=3",
"R5C7=1",
"R8C1=8",
"R8C8=2",
"R2C3=3",
"R6C8=7",
"R0C3=1",
"R6C6=1",
"R3C5=5",
"R2C1=5"
] |
247 | 000075038403006700010000009000380024640019000007402005529000007360008100008903500 | 296175438483296751715834269951387624642519873837462915529641387364758192178923546 | constraint_programming | [
"R3C6=6",
"R4C8=3",
"R0C0=2",
"R2C5=4",
"R2C4=3",
"R4C7=7",
"R7C2=4",
"R5C4=6",
"R6C5=1",
"R2C3=8",
"R4C2=2",
"R8C8=6",
"R3C0=9",
"R3C1=5",
"R0C2=6",
"R2C6=2",
"R8C1=7",
"R6C6=3",
"R2C7=6",
"R7C3=7",
"R4C6=8",
"R2C0=7",
"R3C2=1",
"R4C3=5",
"R1C7=5",
"R6C7=8",
"R0C1=9",
"R8C0=1",
"R6C3=6",
"R6C4=4",
"R1C3=2",
"R0C3=1",
"R0C6=4",
"R1C8=1",
"R1C4=9",
"R5C7=1",
"R1C1=8",
"R7C7=9",
"R7C4=5",
"R5C6=9",
"R8C4=2",
"R3C5=7",
"R5C1=3",
"R2C2=5",
"R5C0=8",
"R8C7=4",
"R7C8=2"
] |
248 | 100000000050009008704620500500080634000365020000007009006200000891000300320400761 | 139854276652739418784621593517982634948365127263147859476213985891576342325498761 | backtracking | [
"R3C5=2",
"R4C0=9",
"R0C8=6",
"R7C3=5",
"R2C7=9",
"R3C2=7",
"R8C2=5",
"R0C3=8",
"R6C6=9",
"R3C3=9",
"R1C2=2",
"R5C7=5",
"R6C1=7",
"R0C2=9",
"R0C1=3",
"R5C0=2",
"R7C4=7",
"R1C7=1",
"R5C2=3",
"R0C4=5",
"R0C6=2",
"R1C3=7",
"R1C4=3",
"R4C1=4",
"R6C0=4",
"R5C4=4",
"R6C7=8",
"R7C8=2",
"R4C8=7",
"R1C0=6",
"R6C5=3",
"R5C6=8",
"R8C4=9",
"R5C3=1",
"R6C4=1",
"R4C2=8",
"R7C7=4",
"R8C5=8",
"R4C6=1",
"R7C5=6",
"R5C1=6",
"R1C6=4",
"R2C1=8",
"R0C5=4",
"R2C5=1",
"R6C8=5",
"R0C7=7",
"R3C1=1",
"R2C8=3"
] |
249 | 000040008005317200902005003000030017400000060069004002070090080803006500106280090 | 317942658685317249942865173528639417431728965769154832274591386893476521156283794 | constraint_programming | [
"R8C5=3",
"R3C6=4",
"R7C3=4",
"R1C1=8",
"R0C7=5",
"R7C7=2",
"R3C5=9",
"R0C3=9",
"R6C6=3",
"R2C1=4",
"R6C2=4",
"R2C4=6",
"R0C5=2",
"R6C8=6",
"R0C0=3",
"R8C6=7",
"R7C1=9",
"R5C4=5",
"R4C5=8",
"R4C2=1",
"R5C3=1",
"R6C3=5",
"R4C8=5",
"R6C0=2",
"R4C4=2",
"R5C7=3",
"R1C0=6",
"R2C3=8",
"R5C6=8",
"R3C3=6",
"R2C6=1",
"R8C1=5",
"R6C5=1",
"R7C4=7",
"R4C1=3",
"R0C6=6",
"R1C8=9",
"R2C7=7",
"R0C1=1",
"R0C2=7",
"R7C8=1",
"R1C7=4",
"R4C6=9",
"R3C1=2",
"R4C3=7",
"R5C0=7",
"R3C2=8",
"R8C8=4",
"R3C0=5"
] |
250 | 072005600040820000003409500060000130000152007800700024019003280035070009000600000 | 972315648546827391183469572267984135394152867851736924719543286635278419428691753 | backtracking | [
"R5C4=3",
"R0C3=3",
"R3C0=2",
"R8C0=4",
"R4C1=9",
"R6C4=4",
"R7C0=6",
"R2C0=1",
"R6C8=6",
"R0C8=8",
"R8C1=2",
"R8C7=5",
"R2C4=6",
"R6C0=7",
"R6C3=5",
"R0C4=1",
"R8C6=7",
"R1C7=9",
"R8C4=9",
"R2C8=2",
"R1C2=6",
"R8C5=1",
"R4C7=6",
"R4C6=8",
"R5C2=1",
"R4C0=3",
"R7C7=1",
"R7C5=8",
"R3C5=4",
"R8C8=3",
"R3C2=7",
"R2C1=8",
"R1C8=1",
"R7C3=2",
"R1C5=7",
"R1C6=3",
"R2C7=7",
"R1C0=5",
"R8C2=8",
"R0C7=4",
"R4C2=4",
"R7C6=4",
"R5C5=6",
"R3C4=8",
"R0C0=9",
"R5C6=9",
"R5C1=5",
"R3C8=5",
"R3C3=9"
] |
251 | 010007309000025706300000050008902400400036021070800603905080040780040002006009000 | 512467389894325716367198254638912475459736821271854693925683147783541962146279538 | constraint_programming | [
"R0C0=5",
"R3C1=3",
"R2C6=2",
"R6C8=7",
"R1C0=8",
"R4C1=5",
"R5C7=9",
"R8C1=4",
"R8C3=2",
"R6C5=3",
"R5C2=1",
"R1C1=9",
"R7C7=6",
"R0C2=2",
"R2C2=7",
"R5C0=2",
"R8C6=5",
"R4C2=9",
"R5C4=5",
"R8C4=7",
"R6C1=2",
"R0C7=8",
"R0C4=6",
"R2C1=6",
"R2C5=8",
"R8C8=8",
"R4C3=7",
"R7C3=5",
"R6C6=1",
"R2C3=1",
"R3C7=7",
"R5C5=4",
"R7C6=9",
"R8C0=1",
"R7C5=1",
"R7C2=3",
"R8C7=3",
"R3C8=5",
"R6C3=6",
"R0C3=4",
"R3C0=6",
"R4C6=8",
"R1C7=1",
"R2C4=9",
"R3C4=1",
"R2C8=4",
"R1C2=4",
"R1C3=3"
] |
252 | 002600004700010030014050690006084250380006007001003000400700089090005300000200401 | 532698714769412835814357692976184253385926147241573968423761589197845326658239471 | backtracking | [
"R3C8=3",
"R1C3=4",
"R1C6=8",
"R6C5=1",
"R0C6=7",
"R6C6=5",
"R5C0=2",
"R2C5=7",
"R7C2=7",
"R4C7=4",
"R7C8=6",
"R4C4=2",
"R0C0=5",
"R6C1=2",
"R3C1=7",
"R2C0=8",
"R6C4=6",
"R1C8=5",
"R7C0=1",
"R8C0=6",
"R7C4=4",
"R0C1=3",
"R5C8=8",
"R4C3=9",
"R5C1=4",
"R8C4=3",
"R2C8=2",
"R7C7=2",
"R5C6=9",
"R5C3=5",
"R0C5=8",
"R3C0=9",
"R8C1=5",
"R5C4=7",
"R4C6=1",
"R5C7=6",
"R8C5=9",
"R1C2=9",
"R0C7=1",
"R1C5=2",
"R3C3=1",
"R8C7=7",
"R8C2=8",
"R6C2=3",
"R4C2=5",
"R2C3=3",
"R7C3=8",
"R1C1=6",
"R0C4=9"
] |
253 | 069805204008420007001076005020004019680501000000030800053900070000000092400768300 | 769815234538429167241376985327684519684591723915237846153942678876153492492768351 | constraint_programming | [
"R3C0=3",
"R7C5=3",
"R7C3=1",
"R7C1=7",
"R4C2=4",
"R5C7=4",
"R4C6=7",
"R7C0=8",
"R3C4=8",
"R6C5=2",
"R4C8=3",
"R2C0=2",
"R3C6=5",
"R3C2=7",
"R2C6=9",
"R7C6=4",
"R0C7=3",
"R1C5=9",
"R5C2=5",
"R1C6=1",
"R6C0=1",
"R3C3=6",
"R0C0=7",
"R7C2=6",
"R2C1=4",
"R1C1=3",
"R5C8=6",
"R5C5=7",
"R8C2=2",
"R4C4=9",
"R5C0=9",
"R8C8=1",
"R7C4=5",
"R6C6=6",
"R0C4=1",
"R1C0=5",
"R5C1=1",
"R6C4=4",
"R2C3=3",
"R4C7=2",
"R2C7=8",
"R1C7=6",
"R8C1=9",
"R6C8=8",
"R8C7=5",
"R5C3=2"
] |
254 | 740250600900003000030106047050480020009007036002009580000360410805000000300802070 | 741258693926743851538196247653481729489527136172639584297365418815974362364812975 | backtracking | [
"R6C1=9",
"R3C5=1",
"R3C0=6",
"R4C4=2",
"R4C6=1",
"R7C5=4",
"R1C3=7",
"R7C4=7",
"R6C2=7",
"R0C5=8",
"R5C1=7",
"R7C6=3",
"R0C8=3",
"R6C8=8",
"R3C6=7",
"R5C3=6",
"R4C3=5",
"R2C4=9",
"R1C7=5",
"R5C0=1",
"R1C4=4",
"R8C4=1",
"R5C8=4",
"R8C2=4",
"R1C1=2",
"R1C8=1",
"R6C0=2",
"R2C0=5",
"R3C2=3",
"R2C2=8",
"R1C2=6",
"R8C8=5",
"R7C7=6",
"R6C5=5",
"R0C2=1",
"R7C8=2",
"R5C4=3",
"R4C1=8",
"R8C6=9",
"R0C7=9",
"R7C1=1",
"R4C0=4",
"R7C3=9",
"R1C6=8",
"R2C6=2",
"R8C1=6",
"R3C8=9"
] |
255 | 000032050093000000002150870008504000461900000930700620000840507706000410100006308 | 817432956593687241642159873278564139461923785935718624329841567786395412154276398 | backtracking | [
"R1C0=5",
"R0C8=6",
"R4C5=3",
"R3C7=3",
"R3C6=1",
"R0C3=4",
"R0C2=7",
"R4C4=2",
"R4C8=5",
"R8C2=4",
"R5C5=8",
"R2C5=9",
"R6C1=2",
"R7C5=5",
"R1C7=4",
"R2C0=6",
"R6C5=1",
"R7C4=9",
"R1C4=8",
"R0C6=9",
"R3C8=9",
"R7C8=2",
"R6C2=9",
"R7C1=8",
"R5C8=4",
"R5C2=5",
"R0C0=8",
"R2C1=4",
"R0C1=1",
"R1C6=2",
"R8C7=9",
"R1C5=7",
"R6C7=6",
"R3C1=7",
"R8C1=5",
"R2C8=3",
"R1C8=1",
"R4C6=7",
"R4C7=8",
"R3C4=6",
"R6C0=3",
"R3C0=2",
"R8C4=7",
"R1C3=6",
"R7C3=3",
"R8C3=2",
"R5C4=1"
] |
256 | 005800000300000716706200000003084090000760842000005100420017000500000420019300080 | 195876234382459716746231958273184695951763842864925173428517369537698421619342587 | backtracking | [
"R5C2=4",
"R4C2=1",
"R2C1=4",
"R8C8=7",
"R0C8=4",
"R0C7=3",
"R4C0=9",
"R1C1=8",
"R8C6=5",
"R3C1=7",
"R2C7=5",
"R1C4=5",
"R8C5=2",
"R7C2=7",
"R3C8=5",
"R5C0=8",
"R7C4=9",
"R0C5=6",
"R0C6=2",
"R5C8=3",
"R3C0=2",
"R6C7=6",
"R0C1=9",
"R1C5=9",
"R8C4=4",
"R1C3=4",
"R2C6=9",
"R7C5=8",
"R6C8=9",
"R3C3=1",
"R3C6=6",
"R6C6=3",
"R7C1=3",
"R1C2=2",
"R6C2=8",
"R5C4=2",
"R2C8=8",
"R2C5=1",
"R5C3=9",
"R5C7=7",
"R2C4=3",
"R6C3=5",
"R7C8=1",
"R0C0=1",
"R0C4=7",
"R4C1=5",
"R8C0=6",
"R7C3=6",
"R4C5=3",
"R5C1=6"
] |
257 | 015060892060070510400090000027500109008000003301009650079640020000030007800200060 | 715364892963872514482195736627583149598416273341729658179648325256931487834257961 | backtracking | [
"R6C6=3",
"R0C3=3",
"R5C3=7",
"R4C1=9",
"R8C4=5",
"R3C7=4",
"R3C5=3",
"R6C8=5",
"R8C1=3",
"R1C3=8",
"R2C5=5",
"R5C8=8",
"R4C6=2",
"R2C6=7",
"R8C2=4",
"R4C5=6",
"R0C0=7",
"R3C4=8",
"R4C4=1",
"R2C1=8",
"R7C3=9",
"R7C5=1",
"R5C1=4",
"R7C7=8",
"R8C5=7",
"R4C0=5",
"R8C6=9",
"R7C1=5",
"R0C5=4",
"R1C5=2",
"R4C3=4",
"R1C8=4",
"R8C8=1",
"R6C5=8",
"R2C7=3",
"R1C2=3",
"R5C4=2",
"R7C2=6",
"R2C8=6",
"R4C7=7",
"R6C0=1",
"R7C0=2",
"R1C0=9",
"R7C6=4",
"R2C2=2",
"R2C3=1",
"R3C0=6"
] |
258 | 300709080020406035510020007901004520050007090804000006003005108207800300000903640 | 346759281728416935519328467971684523652137894834592716493265178267841359185973642 | backtracking | [
"R8C1=8",
"R5C4=9",
"R2C7=6",
"R6C1=9",
"R1C2=8",
"R6C7=7",
"R5C1=3",
"R8C2=5",
"R0C1=4",
"R1C4=1",
"R4C6=8",
"R5C5=2",
"R1C6=9",
"R4C8=4",
"R4C4=3",
"R8C0=1",
"R7C8=9",
"R7C4=4",
"R5C7=1",
"R6C0=4",
"R3C4=8",
"R4C3=1",
"R4C2=2",
"R4C0=6",
"R2C6=4",
"R2C3=3",
"R2C2=9",
"R5C3=5",
"R8C4=7",
"R7C5=1",
"R3C3=6",
"R3C1=7",
"R5C6=7",
"R8C8=2",
"R0C4=5",
"R3C8=3",
"R2C5=8",
"R0C6=2",
"R1C0=7",
"R0C8=1",
"R6C4=6",
"R0C2=6",
"R7C1=6",
"R6C3=2",
"R7C7=5"
] |
259 | 379000100001709000020850300010026890000003460208900030106002905540000000080000746 | 379264158851739624624851379413526897795183462268947531136472985547698213982315746 | backtracking | [
"R8C0=9",
"R5C6=5",
"R4C0=7",
"R1C8=4",
"R1C4=3",
"R5C4=4",
"R1C7=2",
"R4C8=2",
"R6C3=4",
"R3C2=3",
"R1C1=5",
"R8C5=5",
"R4C1=9",
"R8C3=3",
"R7C6=2",
"R6C1=3",
"R2C7=7",
"R4C2=5",
"R0C8=8",
"R2C5=1",
"R3C8=7",
"R6C4=7",
"R7C8=3",
"R8C4=1",
"R4C3=1",
"R2C0=6",
"R2C2=4",
"R3C0=4",
"R7C7=1",
"R5C5=7",
"R1C0=8",
"R6C7=8",
"R7C4=9",
"R2C8=9",
"R4C4=8",
"R7C3=6",
"R5C8=1",
"R5C1=6",
"R0C7=5",
"R1C6=6",
"R0C3=2",
"R3C3=5",
"R0C4=6",
"R0C5=4",
"R7C2=7",
"R8C2=2",
"R7C5=8"
] |
260 | 003647905008002004000093006300010400900000820200084073800000090716500008040700160 | 123647985698152734475893216387216459964375821251984673832461597716529348549738162 | backtracking | [
"R7C4=2",
"R3C5=6",
"R6C1=3",
"R2C1=7",
"R5C3=9",
"R4C4=7",
"R3C2=7",
"R2C2=5",
"R7C5=9",
"R2C3=8",
"R5C1=5",
"R4C5=5",
"R3C7=5",
"R0C0=1",
"R6C8=7",
"R1C1=9",
"R4C2=4",
"R2C0=4",
"R7C7=4",
"R1C3=1",
"R2C7=1",
"R1C0=6",
"R3C1=8",
"R3C3=2",
"R4C8=1",
"R6C5=1",
"R1C4=5",
"R1C6=7",
"R4C3=3",
"R8C8=2",
"R6C3=4",
"R6C4=6",
"R1C7=3",
"R8C2=9",
"R8C0=5",
"R0C1=2",
"R5C6=6",
"R7C6=3",
"R4C1=6",
"R8C5=8",
"R3C8=9",
"R5C2=1",
"R2C6=2",
"R6C2=2",
"R8C4=3",
"R6C6=5",
"R0C7=8"
] |
261 | 108305690020400031500096700200830070613004000040009000050000002000700085309060100 | 178325694926487531534196728295831476613274859847659213751948362462713985389562147 | constraint_programming | [
"R5C6=2",
"R5C4=5",
"R8C8=7",
"R8C3=5",
"R3C2=5",
"R5C0=8",
"R6C7=6",
"R1C0=9",
"R6C0=7",
"R3C1=9",
"R4C7=5",
"R1C5=7",
"R6C6=3",
"R4C8=9",
"R5C8=3",
"R2C8=8",
"R7C5=3",
"R2C7=2",
"R4C6=8",
"R7C0=4",
"R2C3=1",
"R3C6=4",
"R2C2=4",
"R4C4=7",
"R2C1=3",
"R7C2=2",
"R6C2=1",
"R6C5=8",
"R3C8=6",
"R8C5=2",
"R7C4=1",
"R0C1=7",
"R5C3=6",
"R1C6=5",
"R7C6=9",
"R6C3=9",
"R4C3=2",
"R0C4=2",
"R0C8=4",
"R6C4=4",
"R8C1=8",
"R1C2=6",
"R5C2=7",
"R3C5=1",
"R7C1=6",
"R1C4=8",
"R8C7=4",
"R5C7=1"
] |
262 | 980200004024006850003070100000509000005020687136000020000080405007030000600714900 | 981253764724196853563478192278569341495321687136847529319682475847935216652714938 | backtracking | [
"R6C5=2",
"R4C5=1",
"R7C0=8",
"R7C7=1",
"R3C1=7",
"R4C0=4",
"R1C8=3",
"R1C4=9",
"R1C3=1",
"R0C7=6",
"R5C5=7",
"R5C4=4",
"R2C1=6",
"R8C2=2",
"R4C3=3",
"R7C5=5",
"R6C1=1",
"R5C8=9",
"R6C3=6",
"R3C0=2",
"R7C3=9",
"R8C7=3",
"R7C6=2",
"R1C0=7",
"R0C5=3",
"R2C3=4",
"R3C7=4",
"R6C0=3",
"R2C0=5",
"R3C8=1",
"R0C4=5",
"R6C7=7",
"R3C2=8",
"R2C8=2",
"R2C5=8",
"R4C1=9",
"R2C7=9",
"R3C6=3",
"R7C8=6",
"R0C6=7",
"R5C6=5",
"R6C2=9",
"R7C1=4",
"R8C8=8",
"R8C1=5",
"R0C2=1",
"R5C3=8",
"R3C4=6"
] |
263 | 003000002000201090006487050040596000158000300907300024009070006805900070000842000 | 713659842584231697296487153342596718158724369967318524439175286825963471671842935 | backtracking | [
"R6C1=3",
"R1C1=8",
"R2C8=3",
"R8C0=6",
"R7C6=4",
"R1C6=6",
"R0C6=8",
"R0C5=9",
"R6C7=8",
"R3C0=3",
"R0C3=6",
"R6C3=1",
"R5C6=5",
"R8C7=3",
"R0C7=4",
"R0C0=7",
"R3C6=7",
"R8C2=1",
"R8C6=9",
"R6C6=2",
"R1C4=3",
"R4C7=6",
"R0C4=5",
"R4C4=2",
"R4C5=4",
"R2C6=1",
"R8C8=5",
"R5C4=1",
"R2C0=2",
"R7C8=1",
"R1C8=7",
"R5C1=6",
"R1C0=5",
"R5C5=8",
"R0C1=1",
"R7C5=3",
"R6C5=5",
"R4C3=7",
"R3C2=2",
"R2C1=9",
"R7C4=6",
"R6C0=4",
"R3C7=1",
"R4C8=9",
"R1C2=4",
"R8C1=7",
"R3C8=8",
"R7C1=2"
] |
264 | 900000512000659800080000070400000300030001027020740685503002100260980004070306000 | 946837512712659843385124976457268391638591427129743685593472168261985734874316259 | backtracking | [
"R0C3=8",
"R8C8=9",
"R8C6=2",
"R5C2=9",
"R3C5=8",
"R5C5=3",
"R2C6=9",
"R3C3=2",
"R4C6=4",
"R2C2=5",
"R5C0=1",
"R7C2=1",
"R3C4=6",
"R3C8=1",
"R6C8=8",
"R1C1=1",
"R1C8=3",
"R4C4=9",
"R6C3=4",
"R3C2=7",
"R0C2=6",
"R2C4=2",
"R4C3=5",
"R8C2=4",
"R8C7=5",
"R3C7=9",
"R7C7=3",
"R6C1=9",
"R4C0=6",
"R2C5=4",
"R0C5=7",
"R4C2=8",
"R7C5=5",
"R8C4=1",
"R2C8=6",
"R3C1=5",
"R6C7=6",
"R2C3=1",
"R1C0=7",
"R8C0=8",
"R2C0=3",
"R1C7=4",
"R1C2=2",
"R6C4=7",
"R7C6=7",
"R0C1=4",
"R0C4=3"
] |
265 | 067000010001002007003108204020000906400003000739050080000060502910045600008729003 | 267534819841692357593178264125487936486913725739256481374861592912345678658729143 | backtracking | [
"R4C3=9",
"R6C5=1",
"R4C1=8",
"R6C1=7",
"R4C7=2",
"R6C7=9",
"R4C4=1",
"R0C5=4",
"R1C0=8",
"R1C6=3",
"R2C1=9",
"R1C4=9",
"R4C2=6",
"R0C4=3",
"R0C6=8",
"R3C5=7",
"R1C7=5",
"R3C7=3",
"R0C0=2",
"R8C0=6",
"R6C2=4",
"R0C3=5",
"R4C8=5",
"R7C7=7",
"R5C3=2",
"R7C8=8",
"R7C2=2",
"R8C1=5",
"R5C8=1",
"R0C8=9",
"R8C6=1",
"R7C3=3",
"R6C0=3",
"R3C4=8",
"R6C3=8",
"R1C3=6",
"R5C5=6",
"R5C6=4",
"R2C0=5",
"R1C1=4",
"R3C2=5",
"R4C6=7",
"R2C7=6",
"R8C7=4",
"R3C0=1",
"R3C3=4",
"R2C4=7"
] |
266 | 050100000084500007000063089100002348200700050640090000000014003007200490003805601 | 956187234384529167721463589179652348238741956645398712562914873817236495493875621 | backtracking | [
"R4C4=4",
"R2C6=5",
"R8C0=4",
"R4C8=6",
"R6C0=5",
"R6C6=8",
"R1C7=6",
"R7C4=3",
"R7C8=5",
"R1C6=1",
"R7C5=6",
"R2C2=1",
"R4C6=9",
"R7C1=1",
"R6C1=6",
"R6C7=7",
"R8C1=9",
"R0C6=2",
"R3C2=9",
"R2C0=7",
"R3C4=5",
"R0C8=4",
"R7C0=8",
"R6C2=2",
"R4C2=8",
"R1C0=3",
"R2C1=2",
"R4C1=3",
"R8C7=2",
"R0C0=9",
"R4C5=1",
"R2C3=4",
"R6C3=9",
"R5C6=7",
"R3C1=7",
"R1C5=9",
"R0C4=8",
"R5C8=2",
"R8C4=7",
"R0C2=6",
"R5C7=1",
"R0C5=7",
"R0C7=3",
"R5C3=3",
"R3C3=6",
"R5C2=5",
"R5C5=8",
"R1C4=2"
] |
267 | 006800000000049013100002705432075000900080024000600370610007290003000100709500406 | 376851942258749613194362785432975861967183524581624379615437298843296157729518436 | backtracking | [
"R8C7=3",
"R4C1=6",
"R5C1=8",
"R8C4=1",
"R0C8=2",
"R8C1=2",
"R5C8=9",
"R6C4=3",
"R5C2=1",
"R5C5=4",
"R3C7=6",
"R3C8=1",
"R4C5=3",
"R7C7=5",
"R3C6=8",
"R0C0=3",
"R1C6=6",
"R6C3=4",
"R0C1=7",
"R2C1=9",
"R7C1=4",
"R0C4=5",
"R1C3=7",
"R8C5=8",
"R0C7=4",
"R3C3=9",
"R4C3=1",
"R5C4=2",
"R7C3=2",
"R2C4=6",
"R7C5=6",
"R0C6=9",
"R4C6=5",
"R7C4=9",
"R2C3=3",
"R6C2=5",
"R5C0=5",
"R1C0=2",
"R6C8=8",
"R7C8=7",
"R4C2=7",
"R1C1=5",
"R0C5=1",
"R7C0=8",
"R2C2=4",
"R1C2=8",
"R2C7=8"
] |
268 | 012500400070001030809046200050900008300000049008072060004307090700085610000069005 | 612593487475821936839746251156934728327658149948172563564317892793285614281469375 | backtracking | [
"R1C6=9",
"R6C8=2",
"R1C8=6",
"R3C4=3",
"R8C0=2",
"R3C2=6",
"R4C2=7",
"R4C5=8",
"R2C3=7",
"R6C6=8",
"R0C0=6",
"R8C7=7",
"R1C3=8",
"R7C1=9",
"R6C0=5",
"R7C3=2",
"R1C0=4",
"R8C3=4",
"R8C6=3",
"R5C6=5",
"R8C1=8",
"R5C3=1",
"R0C4=9",
"R3C0=1",
"R5C8=3",
"R3C6=7",
"R7C8=4",
"R0C5=3",
"R6C4=1",
"R6C1=6",
"R3C7=2",
"R2C7=5",
"R4C3=6",
"R8C2=1",
"R4C6=1",
"R0C7=8",
"R7C2=3",
"R5C0=9",
"R2C8=1",
"R2C1=3",
"R1C4=2",
"R1C2=5",
"R3C5=4",
"R4C4=5",
"R5C1=4",
"R0C8=7",
"R4C1=2"
] |
269 | 000025600006800075902000003009200000310004008068507049005460007470908102000030800 | 784325691136849275952176483549283716317694528268517349825461937473958162691732854 | backtracking | [
"R4C3=6",
"R0C2=4",
"R1C1=3",
"R3C8=6",
"R8C0=6",
"R7C2=3",
"R5C0=2",
"R4C7=2",
"R2C3=1",
"R4C4=9",
"R0C0=7",
"R0C3=3",
"R0C7=9",
"R2C5=6",
"R2C6=4",
"R0C8=1",
"R8C3=7",
"R3C6=7",
"R6C1=2",
"R6C5=1",
"R3C5=3",
"R2C4=7",
"R5C6=3",
"R7C4=5",
"R1C0=1",
"R4C6=5",
"R6C7=3",
"R3C4=8",
"R2C7=8",
"R3C0=5",
"R3C7=1",
"R8C1=9",
"R3C1=4",
"R4C2=7",
"R1C4=4",
"R6C6=9",
"R5C4=1",
"R0C1=8",
"R8C5=2",
"R1C5=9",
"R8C7=5",
"R1C6=2",
"R6C0=8",
"R8C8=4",
"R7C7=6",
"R8C2=1",
"R2C1=5"
] |
270 | 900002081305900000004001057508190003700005004000060028800240700690380010070000060 | 967452381315978246284631957528194673736825194149763528851246739692387415473519862 | backtracking | [
"R5C6=5",
"R5C3=7",
"R1C4=7",
"R5C0=1",
"R8C4=1",
"R8C8=2",
"R6C2=1",
"R1C1=1",
"R4C6=1",
"R5C1=4",
"R7C5=7",
"R2C4=3",
"R4C1=3",
"R6C8=9",
"R8C2=3",
"R3C7=7",
"R1C5=8",
"R2C1=8",
"R7C6=4",
"R4C7=9",
"R8C6=8",
"R2C3=6",
"R7C8=5",
"R0C2=7",
"R1C7=4",
"R0C3=4",
"R7C2=2",
"R1C8=6",
"R3C6=6",
"R4C3=8",
"R6C1=5",
"R2C0=2",
"R5C5=3",
"R4C2=6",
"R4C4=2",
"R8C3=5",
"R0C4=5",
"R2C6=9",
"R0C1=6",
"R3C5=4",
"R8C5=9",
"R8C0=4",
"R1C6=2",
"R6C7=3",
"R0C6=3",
"R3C1=2",
"R5C2=9",
"R6C5=6"
] |
271 | 030810005000020134096500700708100029002000506000430000500604008081009267079080000 | 234817695857926134196543782748165329312798546965432871523674918481359267679281453 | backtracking | [
"R8C6=4",
"R4C3=7",
"R1C3=9",
"R5C2=5",
"R8C3=2",
"R4C7=4",
"R4C0=3",
"R1C2=7",
"R1C1=5",
"R0C7=9",
"R1C5=6",
"R0C2=4",
"R3C4=6",
"R5C5=2",
"R6C1=2",
"R7C3=3",
"R2C4=4",
"R4C5=8",
"R5C1=6",
"R0C0=2",
"R5C0=9",
"R2C8=2",
"R3C1=4",
"R8C8=3",
"R0C5=7",
"R4C4=9",
"R2C0=1",
"R1C0=8",
"R4C1=1",
"R8C7=5",
"R5C7=7",
"R6C7=1",
"R2C7=8",
"R8C0=6",
"R3C6=3",
"R6C4=7",
"R6C6=9",
"R2C5=3",
"R7C4=5",
"R0C6=6",
"R6C2=3",
"R5C8=1",
"R3C5=5",
"R8C5=1",
"R7C0=4",
"R5C6=8"
] |
272 | 032005014000080500590004027003050408000620009150400370040807900800132000007000006 | 632975814471286593598314627923751468784623159156498372245867931869132745317549286 | backtracking | [
"R6C8=1",
"R2C4=1",
"R8C4=4",
"R8C7=8",
"R3C7=6",
"R1C8=3",
"R2C2=8",
"R5C4=9",
"R2C6=6",
"R2C3=3",
"R1C1=7",
"R4C2=4",
"R3C3=7",
"R6C4=6",
"R4C7=5",
"R7C6=7",
"R8C3=5",
"R4C1=8",
"R6C0=2",
"R0C0=6",
"R8C5=9",
"R4C0=7",
"R0C3=9",
"R7C2=9",
"R5C5=8",
"R8C1=1",
"R1C5=6",
"R3C5=1",
"R7C7=4",
"R1C7=9",
"R1C0=4",
"R4C5=3",
"R6C2=5",
"R8C6=2",
"R6C7=3",
"R3C0=9",
"R0C6=8",
"R8C0=3",
"R3C1=2",
"R5C8=2",
"R5C2=6",
"R1C3=2",
"R1C2=1",
"R4C6=1",
"R7C1=6",
"R0C4=7",
"R7C8=5"
] |
273 | 000870001937000500400600000000280130070046000305190620063020905702500048100000700 | 526873491937412586418659273649285137271346859385197624863724915792561348154938762 | backtracking | [
"R6C3=7",
"R3C1=4",
"R1C7=8",
"R0C5=3",
"R4C6=8",
"R0C2=6",
"R1C4=1",
"R1C8=6",
"R6C7=1",
"R1C3=4",
"R8C5=8",
"R4C2=1",
"R6C5=4",
"R2C2=8",
"R4C0=2",
"R8C3=9",
"R2C4=5",
"R8C2=4",
"R0C0=5",
"R7C4=6",
"R3C0=6",
"R4C3=3",
"R5C1=8",
"R8C7=6",
"R5C5=7",
"R3C8=7",
"R8C4=3",
"R5C8=4",
"R7C5=1",
"R7C6=3",
"R4C7=5",
"R4C8=9",
"R8C8=2",
"R1C5=2",
"R2C8=3",
"R7C1=9",
"R2C7=7",
"R2C5=9",
"R0C7=9",
"R0C1=2",
"R2C1=1",
"R0C6=4",
"R2C6=2",
"R3C5=5",
"R6C0=8",
"R8C1=5",
"R3C2=9"
] |
274 | 083104060400250008500090000020000057650800901010067030000320000039706200700000014 | 283174569496253178571698423328419657657832941914567832845321796139746285762985314 | backtracking | [
"R7C8=5",
"R8C4=8",
"R8C2=2",
"R0C4=7",
"R6C1=4",
"R0C0=2",
"R6C8=6",
"R6C2=5",
"R3C2=8",
"R2C3=6",
"R4C4=3",
"R5C8=2",
"R0C8=9",
"R2C6=4",
"R5C6=8",
"R3C0=3",
"R2C1=7",
"R2C8=3",
"R5C0=9",
"R1C1=9",
"R4C5=2",
"R5C2=4",
"R8C1=6",
"R2C2=1",
"R1C7=7",
"R5C3=5",
"R6C7=9",
"R0C6=5",
"R3C4=1",
"R3C5=9",
"R8C3=9",
"R6C6=7",
"R3C6=6",
"R7C4=4",
"R8C6=3",
"R7C0=1",
"R1C5=3",
"R1C6=1",
"R2C7=2",
"R6C0=8",
"R4C7=4",
"R4C2=7",
"R7C7=8",
"R3C3=4",
"R2C5=8",
"R1C2=6",
"R6C5=1",
"R8C5=5"
] |
275 | 030001060500084310209050807600803100804090000020000070305710000700600080960540002 | 438971265576284319219356847697823154854197623123465978385712496742639581961548732 | backtracking | [
"R4C6=6",
"R5C0=1",
"R5C3=4",
"R8C2=1",
"R7C8=1",
"R0C3=9",
"R6C7=9",
"R2C3=3",
"R0C2=8",
"R5C8=8",
"R6C6=4",
"R7C4=3",
"R4C5=7",
"R7C1=4",
"R6C5=2",
"R1C1=7",
"R3C1=9",
"R4C3=1",
"R8C6=7",
"R8C7=3",
"R0C8=5",
"R3C7=5",
"R7C2=2",
"R8C5=8",
"R2C5=6",
"R0C0=4",
"R1C3=2",
"R1C8=9",
"R0C6=2",
"R2C1=1",
"R0C4=7",
"R5C6=9",
"R5C5=5",
"R6C8=6",
"R7C5=9",
"R5C4=6",
"R2C7=4",
"R3C8=4",
"R3C2=7",
"R7C6=5",
"R3C4=2",
"R1C2=6",
"R4C1=5",
"R4C8=3",
"R6C1=8",
"R4C7=2",
"R5C2=3"
] |
276 | 050001060930570040108000020000100790002340000607000008001239005703608004560000200 | 254891367936572841178463529345186792892347156617925438481239675723658914569714283 | backtracking | [
"R5C3=9",
"R2C5=3",
"R3C0=3",
"R2C3=4",
"R3C1=4",
"R8C5=4",
"R8C2=9",
"R4C5=7",
"R3C8=2",
"R7C6=9",
"R4C7=5",
"R5C4=2",
"R2C8=9",
"R3C5=6",
"R1C5=2",
"R2C6=5",
"R0C8=7",
"R3C4=8",
"R7C4=5",
"R6C7=7",
"R4C6=1",
"R2C1=7",
"R0C3=8",
"R5C6=4",
"R3C2=5",
"R0C2=4",
"R6C0=4",
"R0C0=2",
"R7C1=2",
"R4C8=6",
"R8C4=1",
"R5C7=3",
"R4C1=9",
"R8C7=8",
"R4C0=8",
"R5C1=1",
"R1C2=6",
"R6C6=6",
"R7C7=1",
"R8C3=7",
"R6C1=8",
"R1C8=1",
"R8C8=3",
"R0C6=3",
"R2C4=6",
"R0C4=9",
"R1C6=8",
"R5C5=5"
] |
277 | 000900010007200603025180400092400068064003050000000907000802100003070006050069720 | 486937512917254683325186479792415368864793251531628947679842135243571896158369724 | constraint_programming | [
"R6C8=5",
"R5C0=5",
"R7C7=9",
"R3C0=7",
"R8C0=1",
"R1C7=8",
"R3C6=3",
"R6C2=9",
"R7C6=8",
"R5C4=2",
"R0C5=7",
"R0C0=4",
"R6C0=6",
"R8C2=8",
"R6C1=7",
"R8C8=4",
"R2C8=9",
"R0C1=8",
"R4C3=7",
"R8C3=3",
"R4C6=2",
"R4C0=8",
"R1C4=5",
"R5C3=6",
"R0C8=2",
"R6C4=4",
"R1C5=4",
"R5C5=8",
"R2C0=3",
"R0C4=3",
"R7C1=4",
"R1C0=9",
"R5C2=1",
"R1C1=1",
"R0C2=6",
"R3C5=5",
"R4C4=9",
"R7C0=2",
"R4C8=1",
"R5C1=3",
"R7C3=5",
"R5C7=4",
"R6C7=3",
"R2C5=6",
"R2C7=7",
"R7C5=1",
"R0C6=5",
"R3C4=1"
] |
278 | 100020060090780503052000009000600790730090008008500002500104030020009015604003080 | 173925864496781523852346179245638791731492658968517342589174236327869415614253987 | backtracking | [
"R2C4=4",
"R3C8=1",
"R6C1=8",
"R3C2=5",
"R4C6=6",
"R5C1=6",
"R0C5=5",
"R3C1=4",
"R2C3=3",
"R3C0=2",
"R3C5=8",
"R1C7=2",
"R0C1=7",
"R4C7=5",
"R2C0=8",
"R6C8=6",
"R6C6=2",
"R7C3=8",
"R5C6=3",
"R7C6=4",
"R0C8=4",
"R8C4=5",
"R0C6=8",
"R1C0=4",
"R7C0=3",
"R6C2=9",
"R2C7=7",
"R7C2=7",
"R7C4=6",
"R5C4=1",
"R2C5=6",
"R3C4=3",
"R8C1=1",
"R4C5=2",
"R2C6=1",
"R5C7=4",
"R0C2=3",
"R8C3=2",
"R8C8=7",
"R4C3=4",
"R1C5=1",
"R0C3=9",
"R5C5=7",
"R8C6=9",
"R6C4=7",
"R1C2=6",
"R5C0=9",
"R4C2=1"
] |
279 | 041980006300042008020760500109400000674050001000000070710300060005800900806175030 | 541983726367542198928761543189437652674259381253618479712394865435826917896175234 | backtracking | [
"R3C5=7",
"R5C0=2",
"R3C6=6",
"R2C5=1",
"R0C5=3",
"R4C5=9",
"R7C0=4",
"R7C5=6",
"R6C4=9",
"R5C2=3",
"R6C5=4",
"R1C3=5",
"R7C4=2",
"R7C1=3",
"R0C7=2",
"R8C1=9",
"R4C6=3",
"R7C8=7",
"R1C7=9",
"R1C6=1",
"R5C3=6",
"R6C8=5",
"R5C8=9",
"R3C1=8",
"R4C7=8",
"R5C5=8",
"R8C8=4",
"R1C1=6",
"R5C4=1",
"R8C6=2",
"R6C2=2",
"R0C0=5",
"R0C6=7",
"R5C1=5",
"R4C3=2",
"R1C2=7",
"R5C6=4",
"R2C8=3",
"R2C2=8",
"R7C7=1",
"R3C4=3",
"R3C7=5",
"R2C0=9",
"R3C8=2",
"R2C7=4",
"R6C6=8"
] |
280 | 500010000730009140040200306029801000000700013000000204090007605004600872650380090 | 586413729732569148941278356429831567865724913173956284298147635314695872657382491 | backtracking | [
"R0C5=3",
"R0C8=9",
"R1C3=5",
"R5C5=6",
"R6C2=8",
"R2C0=9",
"R4C5=4",
"R2C4=7",
"R7C0=3",
"R7C4=9",
"R1C2=2",
"R3C8=7",
"R7C1=1",
"R4C1=6",
"R3C4=3",
"R2C2=1",
"R0C7=2",
"R8C6=4",
"R3C7=6",
"R5C4=5",
"R8C2=7",
"R6C4=4",
"R4C0=8",
"R6C3=1",
"R5C0=1",
"R0C2=6",
"R5C2=3",
"R8C5=2",
"R1C8=8",
"R5C1=7",
"R8C8=1",
"R4C4=2",
"R0C6=7",
"R3C0=4",
"R5C7=8",
"R2C7=5",
"R5C3=9",
"R4C2=5",
"R1C4=6",
"R6C0=2",
"R7C5=5",
"R0C1=8",
"R4C6=9",
"R2C5=8",
"R3C6=5",
"R0C3=4",
"R6C7=3"
] |
281 | 160500207004080000300700560080193000090004081000000706703008050052400109006302004 | 168539247574286913329741568687193425295674381431825796743918652852467139916352874 | backtracking | [
"R7C5=7",
"R4C0=2",
"R4C2=5",
"R6C4=1",
"R5C7=9",
"R4C4=7",
"R2C2=9",
"R1C1=7",
"R8C7=7",
"R6C1=4",
"R2C1=2",
"R2C4=4",
"R1C3=2",
"R3C7=2",
"R1C7=1",
"R1C5=6",
"R5C4=2",
"R6C3=9",
"R7C0=8",
"R7C4=6",
"R0C5=9",
"R2C5=1",
"R7C7=3",
"R3C2=7",
"R1C6=9",
"R1C8=3",
"R1C0=5",
"R5C1=3",
"R0C2=8",
"R8C1=1",
"R3C8=5",
"R6C6=6",
"R8C4=5",
"R5C0=4",
"R0C7=4",
"R5C2=1",
"R0C4=3",
"R3C0=6",
"R2C8=8",
"R5C5=5",
"R5C3=8",
"R4C3=6",
"R8C0=9",
"R4C6=3",
"R6C8=2",
"R8C6=8",
"R3C6=4"
] |
282 | 060032500070000100018745036600008009930560001002010400084600090705009000000007023 | 469132578573896142218745936641278359937564281852913467384621795725389614196457823 | backtracking | [
"R1C0=5",
"R8C2=6",
"R8C6=8",
"R4C5=4",
"R6C4=2",
"R2C0=2",
"R7C4=8",
"R3C2=1",
"R3C4=7",
"R8C0=1",
"R3C3=2",
"R7C6=6",
"R0C7=7",
"R0C0=4",
"R0C8=8",
"R4C2=7",
"R3C7=5",
"R8C3=4",
"R4C7=8",
"R1C7=4",
"R1C2=3",
"R4C6=2",
"R5C0=8",
"R2C6=9",
"R5C3=9",
"R6C8=5",
"R1C5=6",
"R6C6=7",
"R3C6=3",
"R3C1=4",
"R5C8=7",
"R7C1=2",
"R5C1=5",
"R1C3=8",
"R8C1=9",
"R7C8=4",
"R1C4=9",
"R6C0=3",
"R0C2=9",
"R7C3=3",
"R6C5=1",
"R5C7=6",
"R7C7=1",
"R0C3=1",
"R5C5=3",
"R1C8=2",
"R8C4=5"
] |
283 | 050009730003000204942060100500208003100640000007003600008900067420010309090800500 | 851429736673581294942367158564278913139645872287193645318952467425716389796834521 | backtracking | [
"R5C0=2",
"R0C2=1",
"R4C6=8",
"R5C3=1",
"R5C8=5",
"R8C0=7",
"R3C6=9",
"R6C1=1",
"R2C3=3",
"R0C8=6",
"R8C4=3",
"R1C1=7",
"R6C6=4",
"R1C3=5",
"R8C2=6",
"R0C3=4",
"R3C1=6",
"R3C2=4",
"R0C4=2",
"R2C7=5",
"R8C7=2",
"R1C0=6",
"R0C0=8",
"R2C8=8",
"R5C4=9",
"R4C5=5",
"R3C4=7",
"R1C5=1",
"R4C2=9",
"R4C7=7",
"R8C8=1",
"R1C4=8",
"R8C5=4",
"R5C1=8",
"R1C7=9",
"R6C0=3",
"R5C7=4",
"R7C3=7",
"R6C5=2",
"R2C5=7",
"R4C8=2",
"R6C4=5",
"R7C7=8",
"R3C7=1",
"R7C5=6",
"R4C1=3",
"R7C2=5"
] |
284 | 807100005000040019096007002004050100019700026200300047905420000030060000060900803 | 847192365523648719196537482674259138319784526258316947985423671731865294462971853 | backtracking | [
"R6C5=3",
"R6C8=1",
"R8C7=5",
"R5C5=6",
"R7C2=1",
"R0C4=9",
"R4C5=4",
"R6C7=7",
"R5C6=9",
"R7C5=5",
"R3C1=7",
"R3C3=2",
"R8C2=2",
"R0C7=6",
"R3C0=6",
"R7C8=4",
"R4C0=3",
"R7C3=8",
"R2C0=1",
"R8C0=4",
"R0C1=4",
"R8C5=1",
"R4C4=8",
"R7C0=7",
"R2C7=8",
"R1C2=3",
"R5C4=1",
"R2C3=5",
"R1C6=7",
"R3C5=9",
"R0C5=2",
"R2C4=3",
"R1C1=2",
"R1C3=6",
"R6C1=8",
"R5C2=8",
"R2C6=4",
"R0C6=3",
"R1C0=5",
"R1C5=8",
"R3C8=8",
"R4C6=5",
"R7C7=9",
"R5C1=5",
"R3C7=3",
"R6C6=6",
"R8C4=7",
"R7C6=2"
] |
285 | 230010809009500041400083002070020960000005700186704200705001000010000003042600080 | 237416859869572341451983672573128964924365718186794235795831426618247593342659187 | backtracking | [
"R3C0=5",
"R5C4=9",
"R3C5=8",
"R0C5=6",
"R8C6=1",
"R6C7=2",
"R7C0=6",
"R8C0=3",
"R4C1=2",
"R5C8=5",
"R7C4=4",
"R1C4=7",
"R8C4=5",
"R8C8=7",
"R4C2=4",
"R2C7=7",
"R0C3=4",
"R1C5=2",
"R3C8=4",
"R4C7=1",
"R2C2=1",
"R7C2=8",
"R4C3=3",
"R1C6=3",
"R4C0=9",
"R3C2=3",
"R1C1=6",
"R7C6=5",
"R6C1=9",
"R6C3=8",
"R7C7=9",
"R8C5=9",
"R6C8=6",
"R3C3=1",
"R5C7=3",
"R4C4=6",
"R2C3=9",
"R7C5=7",
"R7C3=2",
"R0C7=5",
"R4C8=8",
"R1C0=8",
"R6C4=3",
"R2C1=5",
"R0C2=7",
"R6C6=4",
"R2C6=6"
] |
286 | 002130640901007008060502700009000305500073000180400200300060050000080406007905001 | 752138649931647528864592713479216385526873194183459267318764952295381476647925831 | backtracking | [
"R7C5=1",
"R2C2=4",
"R7C0=2",
"R4C7=9",
"R2C8=3",
"R5C8=7",
"R5C2=3",
"R1C3=6",
"R7C1=9",
"R5C5=9",
"R7C2=5",
"R8C4=2",
"R3C5=6",
"R6C3=7",
"R6C2=8",
"R6C5=4",
"R4C8=4",
"R1C4=4",
"R0C5=8",
"R8C0=6",
"R4C2=6",
"R4C6=1",
"R8C6=8",
"R3C4=1",
"R0C0=7",
"R3C0=4",
"R0C8=9",
"R8C1=4",
"R8C7=3",
"R4C1=2",
"R0C1=5",
"R5C7=6",
"R5C4=5",
"R6C6=9",
"R7C3=3",
"R6C1=1",
"R1C1=3",
"R3C7=8",
"R2C4=9",
"R3C1=7",
"R2C0=8",
"R3C3=2",
"R4C3=8",
"R6C8=2",
"R2C7=1",
"R1C6=5",
"R1C7=2",
"R7C7=7"
] |
287 | 061000003200094070005021060000002007809050300070030904180040005506780012003006090 | 961875243238694571745321869354962187819457326672138954187249635596783412423516798 | backtracking | [
"R2C6=8",
"R0C4=7",
"R6C2=7",
"R4C1=1",
"R6C3=2",
"R8C6=7",
"R1C8=1",
"R4C5=7",
"R0C3=8",
"R4C8=6",
"R3C4=6",
"R5C5=8",
"R5C3=1",
"R0C5=5",
"R6C5=9",
"R6C7=3",
"R5C7=5",
"R1C1=3",
"R7C5=3",
"R8C3=5",
"R3C6=1",
"R2C3=3",
"R7C6=4",
"R2C0=7",
"R3C2=4",
"R3C0=3",
"R8C8=8",
"R8C1=2",
"R3C1=5",
"R0C7=4",
"R3C7=8",
"R2C8=9",
"R4C7=2",
"R3C3=9",
"R1C6=5",
"R8C0=4",
"R2C1=4",
"R1C2=8",
"R8C4=1",
"R1C3=6",
"R5C2=2",
"R6C6=6",
"R7C1=9",
"R0C6=2",
"R0C0=9",
"R4C3=4",
"R5C0=6"
] |
288 | 005187204006400305010005090001600000508030047020900180009000000080020476704803002 | 935187264876492315412365798341678529598231647627954183259746831183529476764813952 | backtracking | [
"R2C3=3",
"R4C3=2",
"R7C2=3",
"R3C4=7",
"R5C0=6",
"R5C8=3",
"R1C1=7",
"R0C7=6",
"R6C1=5",
"R7C5=9",
"R1C4=9",
"R5C5=4",
"R6C3=7",
"R6C5=6",
"R8C1=6",
"R2C2=2",
"R6C7=3",
"R8C7=5",
"R4C1=9",
"R2C8=8",
"R3C6=5",
"R2C0=4",
"R2C4=6",
"R3C1=4",
"R6C4=4",
"R0C1=3",
"R5C4=5",
"R2C6=7",
"R5C2=7",
"R7C0=1",
"R7C3=5",
"R3C0=3",
"R8C4=1",
"R6C0=2",
"R6C6=8",
"R4C5=1",
"R8C6=9",
"R4C6=6",
"R6C8=1",
"R3C7=2",
"R0C0=9",
"R1C7=1",
"R3C8=9",
"R3C5=8",
"R1C5=2",
"R1C0=8"
] |
289 | 040690500300000200610004807000038020000050760124970300098560070000200600030001004 | 842697513379815246615324897567138429983452761124976385498563172751249638236781954 | constraint_programming | [
"R1C4=1",
"R6C5=3",
"R4C5=2",
"R8C0=2",
"R0C2=2",
"R7C0=7",
"R2C2=5",
"R3C1=6",
"R6C8=2",
"R4C3=4",
"R2C7=9",
"R4C0=9",
"R1C2=9",
"R3C0=5",
"R5C8=5",
"R7C2=1",
"R4C8=1",
"R8C2=6",
"R3C6=4",
"R1C7=4",
"R3C2=7",
"R0C7=1",
"R7C8=8",
"R3C8=9",
"R0C5=7",
"R8C3=7",
"R7C7=3",
"R8C4=8",
"R1C1=7",
"R4C2=3",
"R6C6=1",
"R7C1=5",
"R5C7=8",
"R5C5=6",
"R6C0=4",
"R7C4=4",
"R1C3=8",
"R3C3=1",
"R4C1=8",
"R1C8=6",
"R0C8=3",
"R2C3=3",
"R2C4=2",
"R0C0=8",
"R7C5=9",
"R8C6=9",
"R1C5=5",
"R8C7=5"
] |
290 | 700030094006000000500400801632008000070609500000014720004802010260950030100000065 | 718235694946187352523496871632578149471629583895314726354862917267951438189743265 | constraint_programming | [
"R2C1=2",
"R8C5=3",
"R6C8=7",
"R7C8=8",
"R4C7=8",
"R8C4=4",
"R2C4=9",
"R1C0=9",
"R1C7=5",
"R4C0=4",
"R2C2=3",
"R4C8=3",
"R5C0=8",
"R1C8=2",
"R2C7=7",
"R7C5=1",
"R8C3=7",
"R6C6=9",
"R5C2=5",
"R8C6=2",
"R3C8=9",
"R5C1=9",
"R6C1=5",
"R3C4=7",
"R3C7=4",
"R8C1=8",
"R1C4=8",
"R0C6=6",
"R1C1=4",
"R1C6=3",
"R8C2=9",
"R1C3=1",
"R0C1=1",
"R2C5=6",
"R1C5=7",
"R4C2=1",
"R7C6=4",
"R0C5=5",
"R0C2=8",
"R6C0=3",
"R6C4=6",
"R0C3=2",
"R5C8=6",
"R4C4=2",
"R3C6=1",
"R7C2=7",
"R3C3=5",
"R5C3=3"
] |
291 | 003002007080000510700000600200450903039007000501080000090870400400620709650904008 | 163542897984736512725198634276451983839267145541389276392875461418623759657914328 | backtracking | [
"R7C7=5",
"R5C8=6",
"R7C5=3",
"R5C7=7",
"R1C5=6",
"R1C3=7",
"R8C2=7",
"R8C4=1",
"R4C6=1",
"R2C1=2",
"R3C7=8",
"R5C3=3",
"R4C7=4",
"R1C2=4",
"R5C5=9",
"R0C7=9",
"R2C7=3",
"R6C7=6",
"R0C6=8",
"R3C5=1",
"R6C5=5",
"R1C8=2",
"R2C5=8",
"R0C4=4",
"R0C3=5",
"R4C0=8",
"R5C6=2",
"R0C1=6",
"R7C1=1",
"R4C4=6",
"R0C0=1",
"R6C0=3",
"R8C6=3",
"R2C4=9",
"R5C1=4",
"R4C3=2",
"R7C2=8",
"R3C1=7",
"R6C8=1",
"R6C2=2",
"R2C3=1",
"R8C7=2",
"R2C8=4",
"R4C8=5",
"R3C2=6",
"R1C0=9",
"R2C2=5",
"R1C4=3"
] |
292 | 000415000006800000000007039080720160000000203590031400003004786701902050408000000 | 839415627276893541145267839384729165617548293592631478923154786761982354458376912 | backtracking | [
"R5C2=2",
"R7C1=6",
"R2C6=8",
"R5C7=7",
"R8C1=5",
"R8C6=9",
"R0C6=6",
"R0C7=2",
"R3C0=3",
"R1C5=3",
"R2C2=5",
"R7C6=3",
"R1C6=5",
"R0C2=9",
"R3C2=4",
"R6C3=1",
"R8C8=2",
"R4C3=5",
"R8C3=3",
"R3C5=9",
"R6C4=5",
"R7C8=4",
"R8C7=1",
"R0C1=3",
"R6C0=9",
"R5C8=8",
"R2C4=6",
"R4C0=6",
"R0C8=7",
"R1C7=4",
"R2C1=4",
"R2C3=2",
"R1C8=1",
"R8C5=6",
"R1C4=9",
"R0C0=8",
"R8C4=7",
"R3C8=5",
"R4C2=7",
"R5C3=6",
"R2C0=1",
"R4C1=1",
"R1C0=2",
"R1C1=7",
"R4C5=8",
"R7C4=8",
"R4C4=4",
"R4C7=9",
"R6C1=2"
] |
293 | 003000041020590700680204005019380006300029000450007980000601070070030510200058030 | 593876241124593768687214395719385426368429157452167983935641872876932514241758639 | backtracking | [
"R8C1=4",
"R2C4=1",
"R3C0=7",
"R5C4=6",
"R5C2=2",
"R4C8=7",
"R6C6=8",
"R8C8=9",
"R4C7=5",
"R2C7=9",
"R7C8=4",
"R4C6=1",
"R1C8=8",
"R6C1=3",
"R6C4=4",
"R8C3=7",
"R1C0=1",
"R0C1=9",
"R2C6=3",
"R0C6=2",
"R5C8=3",
"R1C2=4",
"R1C7=6",
"R4C1=6",
"R6C2=5",
"R3C6=4",
"R0C3=8",
"R5C3=1",
"R6C8=2",
"R7C0=8",
"R7C2=6",
"R3C5=5",
"R2C2=7",
"R6C0=9",
"R0C5=6",
"R1C5=3",
"R7C5=2",
"R0C0=5",
"R8C6=6",
"R4C3=4",
"R7C3=9",
"R0C4=7",
"R3C7=2",
"R4C2=8",
"R8C2=1"
] |
294 | 009705004407003610800006090053900070000302108602001000030684207040000900008120300 | 369715824427893615815246793153968472794352168682471539931684257246537981578129346 | backtracking | [
"R6C0=9",
"R4C2=4",
"R8C8=6",
"R3C5=8",
"R0C6=8",
"R2C1=1",
"R4C0=7",
"R0C7=2",
"R7C5=7",
"R7C0=2",
"R3C8=2",
"R8C7=4",
"R3C0=1",
"R8C0=5",
"R2C4=4",
"R0C4=1",
"R7C3=5",
"R6C7=5",
"R5C3=4",
"R7C4=3",
"R3C4=6",
"R5C1=8",
"R7C2=6",
"R4C4=5",
"R5C4=7",
"R3C6=4",
"R2C6=7",
"R5C6=5",
"R1C4=9",
"R5C8=9",
"R8C5=9",
"R1C3=8",
"R7C7=8",
"R5C7=3",
"R1C1=2",
"R2C8=3",
"R0C1=6",
"R0C0=3",
"R1C8=5",
"R7C8=1",
"R8C1=7",
"R4C1=9",
"R6C2=1",
"R2C3=2",
"R2C2=5",
"R4C7=6"
] |
295 | 060503009002900401010084030087000042009006500200000170400178090500030000300090268 | 764513829832967451915284637687351942149726583253849176426178395598632714371495268 | constraint_programming | [
"R7C3=6",
"R8C5=5",
"R7C2=8",
"R5C3=8",
"R4C4=2",
"R8C1=7",
"R2C0=9",
"R5C8=6",
"R3C3=3",
"R7C5=2",
"R4C3=7",
"R3C6=9",
"R5C4=4",
"R3C0=6",
"R8C3=4",
"R4C8=3",
"R3C4=5",
"R0C0=7",
"R1C5=7",
"R1C1=3",
"R0C7=2",
"R4C1=4",
"R2C6=6",
"R7C8=4",
"R7C7=1",
"R6C8=5",
"R6C6=3",
"R5C1=5",
"R2C2=5",
"R3C5=1",
"R2C8=7",
"R7C1=9",
"R2C3=2",
"R0C4=1",
"R1C0=8",
"R4C7=8",
"R7C6=7",
"R6C1=2",
"R5C5=9",
"R5C2=3",
"R1C7=5",
"R0C2=4",
"R4C0=1",
"R0C6=8",
"R8C2=1",
"R6C2=6",
"R1C4=6"
] |
296 | 050620009032970004001080730000009800008740900410500006690004028003000610000002007 | 754623189832971564961485732576219843328746951419538276697154328243897615185362497 | constraint_programming | [
"R6C6=3",
"R5C2=9",
"R7C1=4",
"R8C6=4",
"R3C7=4",
"R2C5=5",
"R2C8=2",
"R8C7=9",
"R0C6=1",
"R3C2=6",
"R5C4=3",
"R1C6=5",
"R3C1=7",
"R7C5=7",
"R0C7=8",
"R6C4=5",
"R5C5=8",
"R4C0=3",
"R5C7=7",
"R4C8=1",
"R7C3=8",
"R2C1=6",
"R3C3=2",
"R4C1=2",
"R0C0=7",
"R2C3=4",
"R3C8=3",
"R5C6=2",
"R1C0=8",
"R0C5=3",
"R3C0=5",
"R8C2=5",
"R7C8=5",
"R4C5=6",
"R6C3=1",
"R1C5=1",
"R7C0=2",
"R8C3=3",
"R7C4=9",
"R2C0=9",
"R8C4=6",
"R8C1=8",
"R1C7=6",
"R6C2=7",
"R4C7=5",
"R8C0=1",
"R0C2=4",
"R3C4=1"
] |
297 | 800021049370640010000900005000008100092470003650002070540300002786050400000000600 | 865721349379645218214983765437598126192476583658132974541367892786259431923814657 | backtracking | [
"R3C8=6",
"R7C5=9",
"R0C1=6",
"R6C5=7",
"R6C6=8",
"R8C3=8",
"R2C1=1",
"R2C7=6",
"R8C5=4",
"R5C4=3",
"R1C6=2",
"R8C8=7",
"R1C8=8",
"R3C3=5",
"R7C3=2",
"R3C4=9",
"R3C2=7",
"R4C7=8",
"R4C0=1",
"R7C8=1",
"R8C1=2",
"R8C4=1",
"R3C0=4",
"R1C5=5",
"R2C2=4",
"R8C2=3",
"R3C7=2",
"R1C2=9",
"R5C6=9",
"R0C6=3",
"R5C8=4",
"R7C7=3",
"R6C4=6",
"R8C7=5",
"R4C6=5",
"R6C2=1",
"R3C1=3",
"R2C5=3",
"R2C6=7",
"R6C7=9",
"R0C3=7",
"R8C0=9",
"R2C4=8",
"R2C0=2",
"R5C3=1",
"R0C2=5",
"R4C5=6",
"R5C2=8"
] |
298 | 700069080068000030004002050200045008003790406010030900007000500931004000040126700 | 752369184168457239394812657279645318583791426416238975627983541931574862845126793 | backtracking | [
"R0C8=4",
"R0C3=3",
"R1C5=7",
"R2C3=8",
"R7C8=2",
"R6C7=4",
"R5C3=2",
"R5C7=7",
"R5C5=8",
"R7C4=7",
"R3C3=6",
"R6C3=9",
"R8C8=3",
"R2C4=1",
"R3C6=3",
"R1C6=2",
"R4C0=5",
"R3C7=1",
"R2C8=7",
"R6C8=1",
"R7C6=8",
"R1C4=5",
"R2C1=9",
"R5C0=4",
"R0C6=1",
"R4C1=8",
"R3C2=9",
"R6C1=2",
"R8C0=8",
"R7C7=6",
"R2C6=6",
"R0C1=5",
"R4C5=1",
"R5C8=5",
"R3C1=7",
"R5C2=6",
"R6C5=3",
"R1C3=4",
"R2C0=3",
"R1C8=9",
"R8C7=9",
"R8C2=5",
"R7C3=5",
"R6C4=8",
"R0C2=2",
"R6C0=6",
"R1C0=1",
"R4C7=2"
] |
299 | 010080070307200004090306020600001030001859002482007091000000000078500003003048760 | 215984376367215984894376125659421837731859642482637591146793258978562413523148769 | backtracking | [
"R0C5=4",
"R3C8=7",
"R3C1=5",
"R1C7=8",
"R3C2=9",
"R1C5=5",
"R4C1=3",
"R2C8=5",
"R2C0=8",
"R7C5=2",
"R2C6=1",
"R6C1=4",
"R1C1=6",
"R2C4=7",
"R6C6=2",
"R7C6=4",
"R0C2=5",
"R4C6=6",
"R3C3=4",
"R3C6=8",
"R1C6=9",
"R6C5=3",
"R7C4=6",
"R3C4=2",
"R6C8=8",
"R8C0=5",
"R6C7=5",
"R6C2=6",
"R6C4=9",
"R0C8=6",
"R0C0=2",
"R7C7=1",
"R6C0=1",
"R4C7=4",
"R5C3=6",
"R1C4=1",
"R5C6=5",
"R5C4=3",
"R0C3=9",
"R0C6=3",
"R8C8=9",
"R7C0=9",
"R8C3=1",
"R4C0=7",
"R2C2=4",
"R8C1=2",
"R6C3=7"
] |
Subsets and Splits