id
int64
0
1,000k
quizzes
stringlengths
81
81
solutions
stringlengths
81
81
method
stringclasses
2 values
steps
sequencelengths
44
52
900
600890004095002030040005100069400007000030000002908065050310098007600512086020400
621893754795142836843765129369451287578236941412978365254317698937684512186529473
backtracking
[ "R6C0=2", "R8C5=9", "R6C5=7", "R3C4=5", "R6C2=4", "R1C4=4", "R0C7=5", "R8C8=3", "R1C6=8", "R3C6=2", "R4C7=4", "R2C0=8", "R8C3=5", "R2C4=6", "R7C5=4", "R8C7=7", "R4C2=8", "R2C7=2", "R5C6=3", "R3C7=8", "R5C0=4", "R4C0=5", "R4C3=2", "R7C0=9", "R1C8=6", "R0C6=7", "R4C5=6", "R1C0=7", "R4C8=1", "R3C0=3", "R7C1=3", "R3C5=1", "R8C0=1", "R2C3=7", "R0C2=1", "R7C4=8", "R0C1=2", "R0C5=3", "R4C6=9", "R1C3=1", "R5C4=7", "R2C2=3", "R2C8=9", "R4C1=7", "R6C6=6", "R5C1=1" ]
901
000310080080007500410000096307009001000004629200850040800005200700908030061240000
975316482682497513413582796347629851158734629296851347839175264724968135561243978
constraint_programming
[ "R2C3=5", "R1C7=1", "R7C2=4", "R1C2=2", "R4C2=8", "R6C8=4", "R4C1=5", "R8C7=7", "R0C5=6", "R4C3=7", "R5C2=6", "R1C0=6", "R2C6=7", "R5C8=7", "R7C4=6", "R0C8=2", "R4C0=1", "R6C7=6", "R6C3=1", "R5C1=9", "R8C0=5", "R3C1=4", "R7C8=5", "R3C3=6", "R6C1=3", "R8C5=3", "R7C6=1", "R4C4=3", "R1C4=9", "R8C8=8", "R1C8=3", "R3C6=8", "R2C2=3", "R1C3=4", "R0C2=5", "R6C2=9", "R2C4=8", "R0C1=7", "R2C5=2", "R5C5=1", "R8C6=9", "R7C1=2", "R3C7=5", "R5C6=3", "R0C6=4", "R0C0=9", "R6C4=7", "R3C4=2" ]
902
307009000009020610500600070002305048010080009803290005070910050008064320100000007
367149582489527613521638974692375148715486239843291765274913856958764321136852497
backtracking
[ "R7C3=7", "R2C5=8", "R3C6=1", "R0C1=6", "R2C2=1", "R8C1=3", "R6C2=4", "R2C8=4", "R0C8=2", "R6C0=2", "R0C6=5", "R1C8=3", "R3C0=6", "R8C6=4", "R8C2=6", "R5C1=4", "R1C3=5", "R4C7=3", "R4C0=7", "R8C4=5", "R2C4=3", "R1C5=7", "R2C1=2", "R7C1=5", "R0C3=1", "R3C1=9", "R6C6=8", "R8C3=8", "R7C0=9", "R4C5=6", "R0C4=4", "R6C8=6", "R5C6=7", "R1C0=4", "R4C2=5", "R8C7=9", "R5C5=1", "R0C7=8", "R7C8=1", "R1C1=8", "R8C5=2", "R3C4=7", "R5C7=6", "R4C3=4", "R4C6=2", "R2C6=9", "R6C5=3" ]
903
910300450006204000370050800000092048000001000028700039049170000500060012007508300
912387456856214973374956821731692548495831267628745139249173685583469712167528394
backtracking
[ "R4C0=4", "R4C6=2", "R3C3=6", "R7C5=9", "R2C7=2", "R4C2=5", "R3C1=3", "R3C2=1", "R1C6=9", "R0C4=8", "R1C8=3", "R1C4=1", "R2C2=4", "R3C0=7", "R4C4=3", "R6C8=5", "R1C7=7", "R7C2=3", "R7C3=4", "R5C4=4", "R7C1=8", "R5C0=6", "R8C8=4", "R6C7=8", "R0C5=7", "R4C1=9", "R2C8=1", "R1C1=5", "R4C8=7", "R8C7=9", "R2C5=6", "R6C5=3", "R8C0=1", "R5C5=5", "R4C7=6", "R8C1=6", "R3C6=5", "R6C6=6", "R0C2=2", "R8C4=2", "R4C3=8", "R6C0=2", "R0C8=6", "R2C3=9", "R5C6=1", "R1C0=8", "R7C6=7" ]
904
008030900060005020130900040002006180407010096000340500809062000700000005500870210
278634951964185723135927648392756184457218396681349572819562437723491865546873219
backtracking
[ "R4C1=5", "R8C1=4", "R6C7=3", "R5C5=9", "R1C6=7", "R3C0=3", "R3C4=5", "R2C6=6", "R1C2=4", "R8C5=3", "R4C3=2", "R7C7=6", "R0C7=5", "R5C1=8", "R1C8=3", "R0C8=1", "R6C3=5", "R1C3=1", "R3C3=7", "R5C0=6", "R0C0=2", "R2C8=8", "R3C1=9", "R0C3=6", "R7C1=2", "R4C6=3", "R1C4=8", "R1C0=9", "R0C5=4", "R6C8=7", "R7C5=1", "R0C1=7", "R2C2=5", "R6C1=1", "R7C3=4", "R7C6=8", "R6C6=4", "R5C2=1", "R7C2=3", "R2C4=2", "R8C2=6", "R5C7=7", "R7C4=9", "R4C5=8", "R2C5=7", "R8C8=9", "R3C8=4", "R5C8=2" ]
905
001270000370000809084500106106030000000609201940000305750020000800154900009300600
691278543375461829284593176126835794537649281948712365753926418862154937419387652
backtracking
[ "R6C6=4", "R3C5=5", "R4C1=3", "R3C7=9", "R5C4=1", "R1C5=1", "R6C2=3", "R0C5=8", "R6C8=8", "R0C7=4", "R4C7=8", "R5C5=2", "R0C0=6", "R7C1=6", "R8C1=1", "R7C2=2", "R2C4=9", "R7C8=7", "R8C4=8", "R3C3=8", "R8C8=2", "R3C6=7", "R2C7=7", "R4C2=7", "R7C7=3", "R4C4=4", "R4C0=5", "R0C8=3", "R8C7=5", "R1C3=4", "R5C7=6", "R6C5=6", "R6C3=9", "R5C2=8", "R0C6=5", "R5C3=7", "R1C2=5", "R8C5=7", "R1C7=2", "R2C5=3", "R1C4=6", "R2C0=2", "R3C1=2", "R3C8=4", "R0C1=9", "R8C0=4", "R6C7=1" ]
906
500200809308057100006301070009006003084000510760045002400600007001009420030070090
517264839328957164946381275159826743284793516763145982492618357671539428835472691
constraint_programming
[ "R6C5=8", "R3C4=2", "R3C3=8", "R4C8=6", "R0C2=7", "R5C7=8", "R3C1=5", "R1C1=2", "R0C7=3", "R8C3=4", "R2C6=2", "R8C0=8", "R4C5=3", "R6C4=1", "R4C3=7", "R2C1=4", "R6C2=2", "R1C8=4", "R5C6=9", "R5C3=1", "R1C7=6", "R4C0=2", "R2C8=5", "R3C6=7", "R7C1=7", "R0C1=1", "R8C8=1", "R0C5=4", "R7C0=6", "R7C3=5", "R6C1=9", "R1C3=9", "R3C7=4", "R7C8=8", "R5C2=3", "R0C4=6", "R4C4=9", "R3C0=1", "R8C5=2", "R2C4=8", "R2C0=9", "R8C2=5", "R6C6=3", "R6C7=5", "R7C4=3", "R8C6=6" ]
907
260140009090300714000008300041052003005000041700003680807904002000000590010670000
263147859598326714174598326641852973385769241729413685857934162436281597912675438
backtracking
[ "R7C4=8", "R5C4=1", "R2C7=2", "R3C6=9", "R0C2=3", "R7C0=4", "R2C0=1", "R8C0=9", "R4C5=9", "R2C1=7", "R5C2=9", "R0C5=7", "R4C3=7", "R5C8=5", "R7C5=1", "R7C8=7", "R2C3=5", "R7C2=6", "R1C5=6", "R1C4=2", "R4C6=2", "R6C1=5", "R8C8=8", "R8C5=5", "R0C6=8", "R6C4=3", "R4C0=3", "R3C7=7", "R4C4=6", "R6C7=6", "R3C3=8", "R7C1=3", "R1C0=5", "R6C6=1", "R2C4=9", "R8C6=4", "R4C1=8", "R2C2=4", "R5C1=2", "R7C3=2", "R8C7=3", "R8C2=2", "R5C3=4", "R3C0=6", "R0C7=5", "R2C8=6", "R1C2=8" ]
908
000008027406007300008490105001023080900600010700059043100270000030046200065800000
519368427426517398378492165641723589953684712782159643194275836837946251265831974
backtracking
[ "R6C5=5", "R1C7=9", "R4C5=4", "R8C5=1", "R6C8=6", "R0C2=9", "R0C1=1", "R3C1=4", "R5C6=6", "R7C0=8", "R3C8=9", "R5C3=1", "R2C0=3", "R4C2=3", "R8C7=7", "R6C2=4", "R8C0=2", "R7C7=5", "R0C4=6", "R2C5=2", "R2C7=6", "R5C2=2", "R0C6=4", "R4C8=2", "R4C6=7", "R0C3=3", "R4C1=5", "R7C8=1", "R3C6=5", "R6C1=9", "R7C2=7", "R6C6=8", "R6C7=3", "R2C1=7", "R3C0=6", "R8C4=3", "R1C8=8", "R5C1=8", "R0C0=5", "R4C4=8", "R8C6=9", "R8C8=4", "R7C3=9", "R3C3=7", "R1C1=2", "R1C3=5", "R1C4=1" ]
909
000300070010090308800426009050010000470800520002003604006102003009000215300075040
965381472214597368837426159658214937473869521192753684586142793749638215321975846
backtracking
[ "R8C2=1", "R4C5=9", "R0C8=2", "R2C6=1", "R3C5=4", "R0C6=4", "R7C5=8", "R7C1=4", "R6C7=9", "R0C2=5", "R8C3=9", "R7C3=6", "R2C1=3", "R4C2=3", "R3C3=2", "R7C4=3", "R3C7=3", "R6C0=5", "R2C2=7", "R7C0=7", "R5C0=1", "R0C1=6", "R0C0=9", "R8C8=6", "R3C6=9", "R8C6=8", "R6C1=8", "R2C7=5", "R5C1=9", "R4C4=6", "R1C0=2", "R0C4=8", "R1C7=6", "R1C3=5", "R6C6=7", "R8C1=2", "R6C4=4", "R4C8=1", "R1C2=4", "R5C4=5", "R3C0=6", "R5C7=8", "R5C3=7", "R0C5=1", "R3C2=8", "R1C5=7", "R3C8=7" ]
910
140007000600053740090100003006079400750000620820400010000006905005830200278000006
143687592682953741597142863316279458754318629829465317431726985965831274278594136
constraint_programming
[ "R1C2=2", "R7C5=1", "R5C8=7", "R2C5=2", "R1C8=1", "R0C4=8", "R3C3=2", "R5C4=6", "R6C2=1", "R5C6=3", "R5C5=5", "R6C3=7", "R6C4=2", "R2C6=8", "R8C6=1", "R7C0=9", "R7C7=7", "R1C3=9", "R6C1=3", "R2C4=4", "R2C7=6", "R8C5=4", "R4C2=4", "R0C2=3", "R8C7=3", "R8C3=5", "R8C4=9", "R4C3=3", "R5C2=9", "R0C6=5", "R4C4=1", "R0C8=2", "R7C1=6", "R3C8=8", "R6C7=8", "R3C0=3", "R7C8=4", "R0C3=6", "R3C1=1", "R3C7=5", "R1C1=8", "R4C8=9", "R4C5=8", "R6C0=4", "R2C0=5", "R0C7=9", "R2C2=7" ]
911
180000005005007030040120060700410900050060081200003604006050700031009020002380490
187936245625847139349125867763418952954762381218593674896254713431679528572381496
backtracking
[ "R4C5=2", "R6C7=1", "R3C5=8", "R4C2=4", "R0C4=3", "R3C1=6", "R0C2=7", "R1C6=1", "R6C1=9", "R5C1=1", "R2C0=3", "R6C8=3", "R7C8=8", "R2C2=9", "R6C0=8", "R1C0=6", "R7C0=4", "R0C5=6", "R7C4=7", "R3C8=2", "R1C3=8", "R6C5=4", "R0C7=4", "R0C3=9", "R1C8=9", "R8C5=1", "R3C2=3", "R5C7=7", "R8C1=7", "R5C2=8", "R4C3=7", "R8C0=5", "R5C3=5", "R1C1=2", "R4C0=9", "R7C3=6", "R6C3=2", "R2C5=5", "R8C8=6", "R2C6=8", "R4C6=3", "R7C6=5", "R2C8=7", "R3C7=5", "R1C4=4", "R0C6=2", "R5C4=9" ]
912
906000503072905000300800002715302900000000600039704000164008070000010005000009024
946127583872935416351846792715362948428591637639784251164258379297413865583679124
backtracking
[ "R5C8=1", "R4C3=5", "R4C8=7", "R6C4=5", "R3C7=4", "R0C7=8", "R7C0=2", "R4C1=2", "R6C8=9", "R5C0=6", "R3C4=6", "R8C2=3", "R0C3=1", "R5C7=5", "R4C4=9", "R7C2=7", "R0C1=4", "R2C1=5", "R4C7=3", "R1C7=1", "R5C6=2", "R8C3=6", "R2C6=7", "R7C6=8", "R8C1=8", "R2C7=9", "R6C6=3", "R1C0=8", "R6C3=2", "R7C3=4", "R7C1=9", "R0C5=7", "R1C6=4", "R1C8=6", "R4C5=1", "R3C8=8", "R5C4=8", "R2C5=6", "R1C4=3", "R7C5=3", "R2C4=4", "R2C2=1", "R8C4=7", "R8C0=5", "R4C0=4", "R8C6=1", "R0C4=2", "R4C2=8", "R7C7=6" ]
913
201049005309806020050000067748900500006030041000200600000312008003070290480005000
261749385379856124854123967748961532926537841135284679697312458513478296482695713
backtracking
[ "R2C2=4", "R5C1=3", "R2C6=9", "R4C1=2", "R5C2=5", "R3C8=2", "R2C4=2", "R2C5=3", "R8C7=1", "R1C8=4", "R4C3=5", "R8C8=3", "R0C6=3", "R5C8=9", "R0C7=8", "R8C3=6", "R7C5=8", "R7C3=4", "R8C2=2", "R6C2=7", "R7C8=6", "R1C1=7", "R4C0=9", "R8C6=7", "R8C4=9", "R3C5=1", "R5C5=4", "R6C7=5", "R0C3=7", "R7C0=5", "R6C6=4", "R5C4=8", "R3C7=3", "R6C0=6", "R4C5=7", "R2C0=8", "R0C1=6", "R5C7=7", "R3C4=6", "R7C1=1", "R4C6=8", "R2C3=1", "R1C6=1", "R5C0=1", "R1C4=5", "R6C1=9" ]
914
010040005600008102020109780070030549395000200000020060800500903150004800900607001
718243695649758132523169784276831549395476218481925367864512973157394826932687451
backtracking
[ "R6C2=4", "R5C0=4", "R4C3=4", "R3C5=1", "R3C3=8", "R0C3=2", "R8C4=8", "R0C6=6", "R8C1=3", "R2C4=6", "R0C5=3", "R0C0=7", "R2C2=3", "R5C6=3", "R4C5=6", "R6C7=7", "R6C4=1", "R1C2=9", "R1C1=4", "R4C8=8", "R7C3=3", "R6C1=6", "R8C7=5", "R0C7=9", "R1C3=7", "R0C2=8", "R6C5=2", "R3C0=2", "R4C4=7", "R5C8=7", "R2C8=4", "R8C6=4", "R2C0=5", "R7C7=2", "R5C2=1", "R3C2=6", "R1C4=5", "R5C5=5", "R1C7=3", "R5C3=9", "R7C2=7", "R5C1=8", "R4C7=1", "R7C4=9", "R7C8=6", "R8C2=2" ]
915
070200003504080000680003500790604820005000940001807060400130000300026190017000600
179265483534981276682473519793654821865312947241897365426139758358726194917548632
constraint_programming
[ "R4C8=7", "R7C2=8", "R8C7=3", "R1C6=2", "R5C8=5", "R1C7=7", "R7C8=4", "R8C4=4", "R4C4=1", "R1C5=1", "R6C1=2", "R1C3=9", "R4C3=3", "R3C8=1", "R7C1=5", "R8C5=8", "R8C0=9", "R6C8=8", "R0C7=8", "R0C4=6", "R7C3=7", "R0C5=5", "R0C0=1", "R8C8=2", "R0C2=9", "R5C0=2", "R2C4=7", "R5C1=4", "R4C5=2", "R6C7=5", "R0C6=4", "R6C6=7", "R2C7=1", "R1C1=3", "R1C8=6", "R2C8=9", "R4C1=6", "R2C2=2", "R5C4=9", "R6C5=9", "R5C6=3", "R3C4=5", "R6C2=6", "R3C2=3", "R4C0=8", "R8C3=5", "R2C3=4" ]
916
000070001403002000605000920200005000007810600360009004008207590000090200702103406
829576341413982765675341928284635179957814632361729854148267593536498217792153486
constraint_programming
[ "R3C4=3", "R1C1=1", "R2C1=7", "R3C8=9", "R1C4=8", "R7C8=7", "R4C1=5", "R0C0=8", "R4C8=2", "R7C7=1", "R6C0=1", "R6C1=4", "R4C7=3", "R4C5=4", "R7C0=5", "R6C8=3", "R0C3=5", "R3C2=4", "R5C4=2", "R2C8=8", "R5C3=7", "R5C7=5", "R5C6=8", "R2C3=3", "R7C3=4", "R1C3=9", "R8C4=5", "R7C1=3", "R1C6=7", "R0C6=3", "R1C7=6", "R7C2=6", "R0C2=9", "R8C1=9", "R0C1=2", "R3C1=8", "R7C5=8", "R5C2=1", "R3C6=1", "R0C5=6", "R3C3=6", "R8C7=8", "R0C7=4", "R2C4=4", "R4C0=9", "R6C4=6", "R2C5=1", "R3C7=7", "R1C8=5" ]
917
030060024000002700700900085008070009500104006470508300809201050004000001020640030
935867124681452793742913685218376549593124876476598312869231457354789261127645938
backtracking
[ "R5C2=6", "R1C7=9", "R7C5=9", "R7C4=8", "R1C1=8", "R8C6=9", "R2C4=1", "R2C2=2", "R4C1=9", "R6C6=4", "R3C1=1", "R3C7=4", "R3C0=2", "R0C0=9", "R6C8=7", "R1C4=5", "R5C8=2", "R3C6=5", "R1C3=4", "R4C7=7", "R7C1=5", "R0C3=8", "R8C0=1", "R8C5=5", "R0C2=5", "R5C7=1", "R1C2=1", "R4C4=2", "R7C3=7", "R3C5=6", "R8C8=8", "R4C2=3", "R6C4=3", "R2C1=4", "R8C2=7", "R2C6=6", "R7C7=6", "R0C5=7", "R0C6=1", "R1C8=3", "R6C1=6", "R1C0=6", "R5C4=9", "R4C6=8", "R7C6=2", "R7C0=3", "R2C5=3", "R3C3=3" ]
918
030056409780000100090300000200037010006802700370100900900008002040019506000640800
132756489785924163694381257259437618416892735378165924961578342843219576527643891
backtracking
[ "R7C2=3", "R2C0=6", "R4C4=9", "R1C3=9", "R5C4=6", "R5C7=2", "R8C5=3", "R4C7=3", "R3C2=9", "R6C3=5", "R0C0=1", "R5C8=4", "R6C2=1", "R2C6=2", "R2C4=8", "R1C2=5", "R8C1=2", "R6C4=7", "R2C8=7", "R1C4=2", "R8C7=9", "R8C8=1", "R1C5=4", "R2C5=1", "R3C3=4", "R7C7=7", "R2C2=4", "R0C2=2", "R8C2=7", "R1C7=6", "R6C7=4", "R3C1=5", "R2C7=5", "R4C0=4", "R4C8=5", "R5C5=5", "R7C3=2", "R8C0=5", "R0C7=8", "R0C3=7", "R3C6=6", "R7C0=8", "R4C1=1", "R6C1=6", "R5C2=8", "R3C8=8", "R6C6=3", "R1C8=3" ]
919
700005036091400500062703100019058600830100920057000000000000000024090301000306894
748915236391462587562783149419258673836174925257639418983541762624897351175326894
backtracking
[ "R6C3=5", "R3C0=4", "R5C5=9", "R1C0=3", "R8C1=7", "R7C3=8", "R6C6=7", "R7C0=6", "R5C4=3", "R1C7=8", "R6C0=9", "R3C3=2", "R2C4=8", "R5C0=2", "R4C2=6", "R0C4=1", "R7C5=7", "R5C8=8", "R3C7=7", "R6C2=3", "R4C8=5", "R0C1=4", "R8C0=1", "R0C2=8", "R3C8=3", "R6C7=6", "R4C5=4", "R8C4=2", "R7C7=5", "R1C5=2", "R5C3=6", "R6C4=4", "R1C8=7", "R4C4=7", "R0C3=9", "R5C6=4", "R0C6=2", "R1C4=6", "R6C1=8", "R2C8=9", "R2C7=4", "R6C5=1", "R5C7=1", "R6C8=2", "R2C0=5", "R8C2=5" ]
920
006810300104500786709004250420090070008002004000030920500200400003000610000681000
256817349134529786789364251425196873398752164617438925561273498873945612942681537
constraint_programming
[ "R3C8=3", "R6C1=6", "R6C4=7", "R0C8=9", "R4C1=9", "R5C2=7", "R0C0=2", "R7C4=4", "R4C6=1", "R8C0=9", "R4C7=6", "R5C8=5", "R8C7=3", "R6C2=1", "R7C3=9", "R4C0=3", "R0C1=5", "R2C1=8", "R2C3=3", "R6C8=8", "R2C4=6", "R0C5=7", "R3C6=8", "R8C6=5", "R3C2=5", "R1C4=2", "R3C5=6", "R6C7=9", "R7C5=5", "R0C7=4", "R7C0=8", "R5C5=8", "R3C3=1", "R7C8=2", "R8C8=7", "R5C1=1", "R6C5=3", "R4C4=5", "R1C5=9", "R1C1=3", "R7C1=7", "R8C1=4", "R2C8=1", "R4C3=7", "R5C0=6", "R8C2=2", "R5C3=4" ]
921
000009000050800793630402000003007645800200130905061280006020914000008000470000560
718539426254816793639472851123987645867254139945361287386725914591648372472193568
constraint_programming
[ "R4C1=6", "R3C0=1", "R7C3=6", "R8C8=8", "R8C3=1", "R2C8=1", "R0C3=5", "R7C4=4", "R3C1=2", "R1C4=1", "R0C2=8", "R6C1=8", "R4C2=7", "R7C7=7", "R7C2=1", "R7C1=9", "R5C1=4", "R0C0=7", "R1C0=2", "R4C8=9", "R2C6=8", "R7C0=5", "R1C5=6", "R7C8=2", "R2C2=9", "R8C4=9", "R0C1=1", "R6C0=3", "R0C4=3", "R2C7=5", "R1C2=4", "R2C4=7", "R4C5=4", "R3C3=9", "R5C3=3", "R7C6=3", "R8C5=3", "R6C5=5", "R4C4=5", "R5C8=7", "R6C3=7", "R0C7=2", "R3C4=8", "R0C8=6", "R8C2=2", "R0C6=4" ]
922
605000000310040098002701400100000002029170036000080740800250600030018009004600003
645829317317546298982731465178364952429175836563982741891253674736418529254697183
constraint_programming
[ "R8C4=9", "R7C0=7", "R7C7=2", "R0C4=2", "R2C1=8", "R0C6=3", "R4C5=5", "R3C1=7", "R3C4=6", "R7C6=5", "R3C7=5", "R8C0=2", "R0C8=7", "R5C0=5", "R1C2=7", "R7C3=4", "R6C7=7", "R5C1=6", "R8C5=7", "R2C7=6", "R5C2=3", "R3C3=3", "R4C6=8", "R6C5=3", "R3C5=4", "R5C8=1", "R5C3=9", "R6C2=1", "R5C5=2", "R6C1=9", "R3C2=8", "R8C1=5", "R0C3=8", "R0C7=1", "R3C6=9", "R1C5=6", "R8C7=8", "R7C2=6", "R4C0=4", "R0C1=4", "R6C8=4", "R1C3=5", "R1C6=2", "R2C8=5", "R2C0=9", "R8C6=1", "R2C4=3", "R0C5=9" ]
923
045600091000100457900030802700420038000900000250007006307000000018096500006340080
845672391632189457971534862769425138184963275253817946397258614418796523526341789
backtracking
[ "R5C6=9", "R4C4=6", "R5C3=8", "R1C1=3", "R5C2=3", "R1C2=2", "R0C0=8", "R2C2=1", "R4C7=7", "R6C3=2", "R0C4=7", "R0C6=3", "R2C1=7", "R3C1=6", "R4C0=1", "R7C0=4", "R8C6=7", "R8C5=1", "R6C4=5", "R2C7=6", "R8C8=9", "R8C1=2", "R4C5=3", "R1C5=9", "R3C2=9", "R7C8=3", "R3C6=1", "R5C4=1", "R0C5=2", "R1C0=6", "R1C4=8", "R6C7=1", "R7C7=2", "R2C3=5", "R4C1=8", "R4C2=4", "R6C5=8", "R6C1=9", "R2C5=4", "R5C7=4", "R3C5=5", "R6C8=4", "R7C3=7", "R4C8=5", "R6C6=6", "R8C0=5", "R4C6=2" ]
924
670004008000000204003090500704386902002000000006700001200508000309140800500020647
675234198198675234423891576714386952852419763936752481247568319369147825581923647
backtracking
[ "R7C1=6", "R8C5=3", "R3C7=5", "R2C1=2", "R0C3=2", "R1C1=9", "R0C2=5", "R2C7=7", "R0C4=3", "R4C8=3", "R2C3=8", "R5C7=8", "R5C5=2", "R6C8=9", "R5C1=3", "R6C7=1", "R6C4=6", "R1C4=7", "R1C3=6", "R5C4=5", "R4C4=1", "R2C8=6", "R7C5=7", "R2C5=1", "R4C5=9", "R8C1=8", "R2C0=4", "R8C2=1", "R4C6=7", "R0C6=1", "R7C7=2", "R4C0=8", "R4C7=6", "R5C6=4", "R7C8=5", "R1C0=1", "R5C0=9", "R6C1=4", "R4C1=5", "R8C3=9", "R1C5=5", "R1C2=8", "R0C7=9", "R6C6=3", "R4C3=4", "R6C2=7", "R3C1=1", "R1C7=3" ]
925
060090008000000354502047090007600210090708005403002000021400076000060083089300100
164593728978126354532847691857634219296718435413952867321489576745261983689375142
backtracking
[ "R6C6=5", "R4C6=4", "R7C5=1", "R3C8=9", "R8C8=2", "R3C1=5", "R7C6=9", "R1C5=6", "R0C5=3", "R1C3=1", "R3C5=4", "R3C4=3", "R4C0=2", "R2C8=1", "R2C1=3", "R2C6=6", "R6C0=3", "R1C1=7", "R4C2=6", "R0C0=1", "R8C0=6", "R6C4=8", "R0C3=5", "R5C4=5", "R0C2=4", "R7C1=4", "R1C4=2", "R8C7=4", "R5C1=1", "R8C5=5", "R0C6=7", "R7C2=5", "R5C8=7", "R1C2=8", "R8C4=7", "R2C3=8", "R6C5=9", "R7C0=7", "R4C4=1", "R7C3=2", "R5C7=6", "R5C6=8", "R0C7=2", "R4C7=3", "R5C3=9", "R3C0=8", "R1C0=9" ]
926
040216057000530906100008002800750000200009500034000070003680205008000040970401060
349216857782534916156978432891753624267149583534862179413687295628395741975421368
backtracking
[ "R6C1=1", "R5C0=5", "R8C2=5", "R8C6=3", "R2C4=7", "R7C0=6", "R0C2=9", "R1C2=2", "R5C8=9", "R3C8=4", "R6C7=9", "R7C4=9", "R2C3=9", "R2C7=3", "R8C4=2", "R3C1=9", "R6C5=7", "R1C1=8", "R0C6=8", "R7C6=7", "R5C6=1", "R3C7=2", "R1C7=1", "R4C4=4", "R7C3=3", "R0C0=3", "R4C2=7", "R4C1=6", "R1C5=4", "R2C1=5", "R3C6=6", "R5C3=8", "R5C4=6", "R8C8=8", "R2C2=6", "R7C8=1", "R5C5=2", "R7C5=5", "R4C8=3", "R4C3=1", "R7C1=2", "R2C6=4", "R4C7=8", "R6C0=4", "R1C0=7", "R3C5=3", "R3C2=1" ]
927
302800004100620500005401700000009060260530000050000183004086000870010029910740000
392857614147623598685491732438179265261538947759264183524986371876315429913742856
backtracking
[ "R8C7=5", "R3C0=4", "R0C5=7", "R5C4=6", "R6C0=5", "R4C8=7", "R5C2=9", "R3C8=5", "R5C3=2", "R3C2=8", "R6C3=9", "R4C5=8", "R8C2=3", "R4C2=1", "R2C7=3", "R4C7=4", "R5C5=4", "R0C6=6", "R0C1=9", "R2C0=6", "R1C7=9", "R3C4=7", "R3C6=2", "R5C0=7", "R1C5=3", "R1C8=8", "R6C8=1", "R0C7=1", "R1C2=7", "R8C5=2", "R8C6=8", "R2C8=2", "R1C1=4", "R3C1=3", "R7C5=5", "R6C1=2", "R7C6=4", "R0C4=5", "R6C6=3", "R6C7=7", "R8C8=6", "R4C6=9", "R2C1=8", "R3C3=1", "R2C4=9", "R7C2=6", "R7C3=3" ]
928
100020960439008001620040508000700052008094003006000007002089076704100000000503000
185327964439658721627941538943716852578294613216835497352489176794162385861573249
constraint_programming
[ "R4C0=5", "R6C1=5", "R5C4=3", "R2C7=3", "R2C2=7", "R8C1=6", "R1C6=7", "R5C5=5", "R6C6=1", "R7C7=8", "R5C6=4", "R7C6=3", "R2C3=9", "R8C0=8", "R5C3=8", "R1C4=5", "R0C5=7", "R3C4=1", "R2C5=1", "R7C8=5", "R3C1=4", "R3C6=8", "R3C5=6", "R3C2=3", "R8C8=9", "R8C2=1", "R0C2=5", "R8C6=2", "R6C3=4", "R5C0=2", "R8C7=4", "R4C3=2", "R3C0=9", "R7C4=6", "R4C7=1", "R4C1=7", "R7C5=2", "R8C4=7", "R0C3=3", "R5C1=1", "R0C1=8", "R1C7=2", "R4C6=6", "R6C0=3", "R1C3=6", "R5C7=9", "R0C8=4", "R7C1=9" ]
929
007100430950002107400000800300400290010008000006705000005080026802530040794060003
687159432953842167421673859378416295519328674246795318135984726862537941794261583
backtracking
[ "R3C1=7", "R5C4=9", "R2C8=9", "R0C8=2", "R4C6=6", "R5C7=1", "R6C5=4", "R8C3=2", "R3C4=1", "R4C7=7", "R6C1=3", "R2C2=1", "R2C1=2", "R2C3=6", "R0C4=5", "R4C2=9", "R6C0=1", "R5C1=4", "R1C4=4", "R3C8=5", "R6C6=7", "R0C5=9", "R2C5=3", "R5C0=2", "R2C4=7", "R4C3=3", "R8C5=1", "R3C2=8", "R1C7=6", "R2C7=5", "R5C6=3", "R7C5=7", "R8C7=8", "R7C6=9", "R4C4=2", "R4C0=5", "R5C8=8", "R7C1=6", "R0C1=8", "R8C6=5", "R4C8=4", "R6C3=9", "R3C5=6", "R1C3=8", "R1C2=3", "R7C8=1", "R0C0=6" ]
930
030040005706002100140060028098406000250800070060010003079000200000350900800900054
932148765786532149145769328398476512251893476467215893579684231624351987813927654
backtracking
[ "R6C7=3", "R8C5=7", "R1C3=5", "R2C3=7", "R4C5=3", "R8C6=6", "R5C0=4", "R0C6=7", "R3C6=5", "R0C7=6", "R3C4=7", "R7C5=1", "R2C6=3", "R1C8=9", "R7C8=7", "R7C1=2", "R1C7=4", "R6C0=5", "R7C0=6", "R4C2=1", "R0C2=2", "R3C8=2", "R1C4=3", "R0C3=1", "R7C7=8", "R5C7=9", "R6C8=1", "R1C1=8", "R6C5=4", "R3C0=3", "R0C0=9", "R6C3=6", "R2C5=9", "R8C2=3", "R5C5=5", "R4C4=9", "R5C6=8", "R5C3=2", "R4C6=4", "R6C4=8", "R3C7=1", "R8C1=1", "R7C2=4", "R4C8=6", "R2C2=5", "R8C4=2", "R0C5=8", "R5C2=7" ]
931
000809000260007030000060420802704901190200540030005700540001008600300070701908006
374829615265417839918563427852734961197286543436195782543671298689352174721948356
backtracking
[ "R1C2=5", "R6C2=3", "R5C2=6", "R2C5=3", "R1C3=4", "R8C4=4", "R4C5=6", "R3C7=6", "R8C6=3", "R2C3=5", "R6C6=2", "R5C0=4", "R7C2=9", "R2C1=1", "R7C6=1", "R3C1=5", "R5C8=2", "R1C4=1", "R1C6=8", "R8C1=2", "R5C7=8", "R0C6=6", "R0C8=5", "R7C5=2", "R0C1=7", "R5C4=9", "R6C3=6", "R0C4=2", "R0C7=1", "R6C7=9", "R2C2=8", "R2C0=9", "R3C4=3", "R6C4=7", "R7C1=8", "R7C4=5", "R0C2=4", "R7C8=4", "R2C8=7", "R0C0=3", "R4C4=8", "R5C3=1", "R8C7=5", "R4C8=3", "R1C8=9", "R4C2=7" ]
932
100005200027060008000100409300008650000409087004070020800000063032900100460701000
143895276927364518658127439379218654216459387584673921891542763732986145465731892
backtracking
[ "R3C3=2", "R7C5=6", "R2C1=5", "R2C7=3", "R4C2=6", "R4C4=5", "R1C5=4", "R2C4=2", "R2C0=6", "R7C7=4", "R3C1=7", "R1C7=1", "R5C3=6", "R8C6=8", "R6C4=4", "R4C6=3", "R3C2=9", "R6C1=9", "R3C4=1", "R8C4=3", "R0C8=6", "R0C7=7", "R1C6=5", "R5C0=5", "R0C2=3", "R7C0=7", "R6C5=2", "R5C5=3", "R7C4=8", "R6C3=5", "R4C1=1", "R0C3=8", "R2C2=8", "R6C2=1", "R0C1=4", "R8C8=2", "R8C7=9", "R0C4=9", "R4C0=2", "R5C1=8", "R1C0=9", "R5C8=1", "R6C6=7", "R5C6=9", "R1C3=3", "R7C8=5", "R8C2=5", "R2C5=7", "R3C8=4" ]
933
018005900003074008405200000060108020050090300871030400902607050000000196000450230
718365942623974518495281673369148725254796381871532469932617854547823196186459237
backtracking
[ "R4C7=8", "R7C4=2", "R6C8=4", "R4C8=1", "R5C7=6", "R8C5=9", "R0C7=4", "R3C6=7", "R3C4=4", "R1C3=9", "R2C1=9", "R4C3=7", "R7C2=7", "R4C5=6", "R7C3=8", "R0C3=3", "R4C2=4", "R7C1=4", "R3C8=5", "R6C6=8", "R8C2=6", "R6C1=3", "R3C2=9", "R6C4=1", "R0C4=6", "R5C3=5", "R4C0=2", "R5C8=9", "R1C6=5", "R3C0=3", "R7C5=3", "R8C0=1", "R1C1=2", "R0C8=2", "R2C8=3", "R2C7=7", "R2C4=8", "R1C7=1", "R1C0=6", "R0C0=7", "R8C8=7", "R5C5=2", "R2C5=1", "R2C6=6", "R7C0=5", "R8C1=8" ]
934
700090805060000301028400069600270403001500200400081076050800900043602000810003000
734196825569728341128435769685279413371564298492381576256817934943652187817943652
backtracking
[ "R8C6=6", "R5C6=5", "R2C6=7", "R1C7=4", "R8C2=7", "R8C3=9", "R4C7=9", "R1C4=2", "R4C5=4", "R4C1=7", "R0C2=4", "R1C2=9", "R3C1=8", "R8C8=2", "R3C2=5", "R7C0=9", "R6C7=3", "R3C7=1", "R4C4=6", "R1C0=5", "R6C5=7", "R0C3=1", "R4C8=8", "R8C7=5", "R5C2=2", "R0C1=3", "R6C0=2", "R0C5=6", "R7C4=5", "R2C0=1", "R0C7=2", "R5C3=3", "R6C4=1", "R3C5=9", "R1C5=8", "R6C8=4", "R4C0=3", "R8C4=4", "R5C1=9", "R7C8=7", "R1C3=7", "R2C5=5", "R6C2=6", "R7C7=8", "R2C4=3", "R7C6=1" ]
935
049000500156700020007010000080002635503040090000800070020130064900268000005097100
849326517156784329237519846481972635573641298692853471728135964914268753365497182
backtracking
[ "R2C7=4", "R4C3=6", "R8C0=3", "R2C3=5", "R8C8=2", "R2C6=8", "R0C0=8", "R5C0=6", "R1C4=8", "R4C5=1", "R7C2=4", "R3C2=1", "R6C6=9", "R7C8=3", "R0C3=3", "R5C6=4", "R5C4=5", "R0C5=6", "R8C7=8", "R1C6=3", "R2C1=3", "R8C1=6", "R7C7=5", "R2C8=6", "R5C2=2", "R5C1=9", "R3C4=7", "R4C6=2", "R0C4=2", "R7C1=1", "R2C5=9", "R3C0=4", "R7C6=7", "R1C8=9", "R6C2=8", "R1C5=4", "R5C5=3", "R8C3=4", "R4C8=8", "R3C3=9", "R0C7=1", "R4C1=7", "R6C5=5", "R2C0=2", "R0C8=7", "R6C0=7", "R5C8=1" ]
936
016070540003012800004000090500380070067205001000004209000000008092603000371059006
216978543953412867784536192529381674467295381138764259645127938892643715371859426
backtracking
[ "R3C2=9", "R5C3=7", "R4C7=8", "R1C0=9", "R0C8=3", "R7C4=4", "R2C0=7", "R4C0=4", "R2C3=5", "R3C6=6", "R6C7=3", "R2C1=8", "R6C6=9", "R4C6=3", "R2C5=6", "R0C0=2", "R5C4=6", "R8C6=4", "R6C5=7", "R2C6=1", "R2C4=3", "R0C3=9", "R8C3=8", "R5C0=1", "R3C8=4", "R5C7=5", "R2C8=2", "R6C0=6", "R5C2=8", "R7C0=8", "R8C7=2", "R1C1=5", "R1C8=7", "R6C2=5", "R1C7=6", "R3C5=1", "R6C1=4", "R7C7=1", "R7C8=5", "R6C3=1", "R7C6=7", "R3C1=2", "R5C1=3", "R0C5=8", "R4C4=9", "R1C3=4", "R6C4=2" ]
937
005100400920500700704000906408030000050760000000005624039001508000902007006083010
685197432923546781714328956468239175152764893397815624239671548841952367576483219
backtracking
[ "R6C0=2", "R6C7=4", "R5C4=1", "R2C4=2", "R6C3=6", "R7C2=1", "R7C6=3", "R4C7=9", "R1C7=8", "R3C6=1", "R0C5=7", "R0C0=6", "R8C6=2", "R3C1=6", "R7C7=6", "R6C4=7", "R3C3=2", "R2C5=8", "R7C4=5", "R4C8=3", "R8C1=7", "R4C2=2", "R0C4=9", "R4C0=1", "R8C8=9", "R7C0=8", "R3C8=5", "R0C8=2", "R2C7=5", "R2C3=3", "R3C5=9", "R3C7=7", "R5C0=3", "R4C5=4", "R1C5=6", "R4C6=8", "R0C1=8", "R8C0=5", "R2C1=1", "R7C1=4", "R1C2=3", "R5C3=8", "R1C4=4", "R5C2=7", "R8C3=4", "R5C1=9", "R1C8=1", "R0C7=3" ]
938
000800040416070300903620570008002600020408700600130050009080003040700100005000290
257813946416579328983624571738952614521468739694137852179285463342796185865341297
backtracking
[ "R2C5=4", "R4C7=3", "R5C2=4", "R3C0=7", "R5C8=2", "R0C0=2", "R0C1=5", "R8C0=8", "R3C1=3", "R4C4=6", "R6C5=5", "R0C2=7", "R6C3=2", "R3C4=5", "R7C8=5", "R6C1=7", "R7C2=2", "R0C4=1", "R2C8=1", "R0C8=6", "R5C6=8", "R3C7=1", "R8C5=1", "R0C6=9", "R4C0=5", "R0C5=3", "R7C7=8", "R1C5=9", "R8C4=4", "R3C8=4", "R4C8=9", "R6C7=6", "R8C1=6", "R6C6=4", "R7C5=6", "R2C1=8", "R8C8=7", "R7C0=3", "R3C3=9", "R6C0=1", "R7C4=9", "R1C7=2", "R1C8=8", "R1C3=5", "R8C3=3", "R4C2=1", "R5C1=9", "R5C5=7" ]
939
003020500187060009605100070800504000090680020004070301008490060200000730070031008
943728516187365249625149873832514697791683425564972381358497162219856734476231958
backtracking
[ "R7C8=4", "R4C0=7", "R0C7=1", "R6C6=1", "R5C1=6", "R5C7=8", "R0C8=6", "R3C6=6", "R3C2=2", "R0C1=4", "R7C3=8", "R8C6=9", "R7C2=9", "R3C8=7", "R4C2=1", "R1C6=2", "R1C7=4", "R8C3=2", "R2C5=9", "R6C0=3", "R2C1=2", "R2C6=8", "R4C8=5", "R3C4=1", "R8C0=4", "R0C5=8", "R6C8=2", "R5C5=2", "R7C4=5", "R3C1=3", "R0C0=9", "R7C5=6", "R8C7=5", "R5C3=9", "R3C7=9", "R1C3=3", "R7C1=1", "R6C1=5", "R0C3=7", "R1C5=5", "R4C5=3", "R2C8=3", "R5C0=5", "R4C6=4", "R2C4=4", "R6C5=7", "R8C2=6" ]
940
006001070000038052024000080900700000208009410763045000010090803309000025600820049
836251974197438652524976381941782536258369417763145298412597863389614725675823149
backtracking
[ "R5C7=9", "R5C3=1", "R6C0=4", "R1C0=1", "R3C4=8", "R8C5=3", "R5C6=2", "R6C7=6", "R4C1=5", "R2C5=6", "R8C1=7", "R2C3=9", "R0C1=3", "R4C4=6", "R0C0=8", "R8C6=1", "R7C5=4", "R1C2=7", "R1C6=6", "R6C5=7", "R0C4=5", "R2C8=1", "R6C3=5", "R1C1=9", "R3C8=6", "R3C7=3", "R4C3=3", "R0C3=2", "R2C6=3", "R8C2=5", "R0C8=4", "R2C0=5", "R4C8=7", "R1C3=4", "R3C5=2", "R0C6=9", "R3C2=1", "R7C6=7", "R3C6=5", "R2C4=7", "R5C8=8", "R7C3=6", "R7C4=1", "R3C1=4", "R7C1=8", "R6C2=2" ]
941
000950006907100030020438010014600078206000009000000050109320500063040700800570060
431957826987162435625438917314695278256783149798214653179326584563841792842579361
backtracking
[ "R1C1=8", "R5C2=8", "R5C5=4", "R8C1=4", "R2C0=6", "R8C5=9", "R2C6=9", "R0C6=8", "R4C6=1", "R1C8=5", "R7C7=9", "R6C1=7", "R2C2=5", "R4C3=7", "R5C4=1", "R0C5=7", "R2C8=7", "R4C7=4", "R0C7=2", "R5C6=6", "R7C3=8", "R5C3=2", "R4C5=3", "R4C1=5", "R8C6=3", "R5C8=3", "R4C4=8", "R3C4=9", "R5C1=9", "R0C2=1", "R3C5=5", "R1C5=2", "R6C7=8", "R0C0=4", "R3C6=2", "R8C2=2", "R1C4=6", "R6C5=6", "R3C0=3", "R6C8=4", "R7C8=2", "R8C8=1", "R7C0=5", "R5C0=7", "R7C5=1", "R0C1=3", "R1C6=4" ]
942
040100350600072900009000001030900204104006070020000006000307400092050080307098160
248169357613572948579843621736985214184236579925714836861327495492651783357498162
constraint_programming
[ "R6C7=9", "R3C2=6", "R2C0=5", "R8C8=2", "R1C7=4", "R0C0=2", "R2C4=4", "R5C6=8", "R6C2=1", "R4C8=9", "R0C2=8", "R1C1=1", "R2C1=7", "R1C8=8", "R2C5=3", "R4C1=8", "R5C0=9", "R3C5=5", "R5C3=7", "R4C3=2", "R5C4=1", "R5C2=5", "R5C7=3", "R4C6=5", "R7C5=1", "R6C4=2", "R7C8=3", "R8C1=5", "R3C4=8", "R0C5=9", "R6C8=5", "R0C8=7", "R8C3=4", "R0C4=6", "R3C0=7", "R2C7=2", "R6C0=8", "R7C6=7", "R5C5=4", "R7C0=4", "R3C7=1", "R1C2=3", "R7C3=6", "R6C1=6", "R2C3=8", "R1C3=5", "R2C6=6", "R4C4=3" ]
943
700900600500371000048065100630090024007100000029030800005800406390420001100003007
713984652562371948948265173631598724857142369429736815275819436396427581184653297
backtracking
[ "R1C8=8", "R3C3=5", "R4C7=6", "R2C8=3", "R8C3=6", "R0C2=3", "R8C1=8", "R6C4=1", "R4C6=3", "R2C3=2", "R8C4=5", "R0C1=1", "R5C8=5", "R2C0=9", "R4C5=2", "R6C1=7", "R7C2=6", "R1C1=6", "R6C7=3", "R5C7=1", "R1C7=4", "R8C2=4", "R0C7=5", "R2C7=7", "R6C5=9", "R5C0=4", "R0C8=2", "R0C5=4", "R0C4=8", "R5C5=6", "R7C6=5", "R4C4=4", "R4C8=9", "R7C5=7", "R6C0=2", "R3C2=1", "R8C7=9", "R1C6=9", "R5C3=7", "R3C6=7", "R4C1=5", "R7C7=8", "R3C5=8", "R4C0=8", "R1C2=2", "R8C6=2" ]
944
004010008360900007000000590400103060800057004206008003087036015050040902102070300
594712638361985247728364591475123869839657124216498753987236415653841972142579386
constraint_programming
[ "R5C3=4", "R8C8=6", "R0C1=9", "R4C6=1", "R1C4=8", "R6C0=9", "R5C7=5", "R1C5=5", "R2C8=1", "R7C3=8", "R7C5=1", "R8C1=4", "R2C4=6", "R3C2=5", "R8C5=9", "R2C0=7", "R3C8=9", "R6C6=4", "R7C7=7", "R3C6=8", "R8C3=5", "R1C7=4", "R0C5=2", "R6C3=2", "R3C4=2", "R5C6=7", "R5C4=9", "R7C2=3", "R4C1=3", "R2C1=2", "R4C3=6", "R0C0=5", "R5C1=1", "R1C2=1", "R8C7=8", "R0C3=7", "R0C7=3", "R0C6=6", "R2C2=8", "R3C1=7", "R1C6=2", "R4C7=2", "R2C5=4", "R2C3=3", "R4C2=9", "R7C0=6" ]
945
800000960600007502023005004010024300530000086009000007040803791980070030005102000
857241963694387512123965874718624359532719486469538127246853791981476235375192648
backtracking
[ "R3C0=7", "R2C3=9", "R2C7=7", "R2C6=8", "R8C0=3", "R7C8=5", "R5C4=3", "R4C5=9", "R8C8=8", "R4C2=2", "R7C2=1", "R4C6=4", "R0C8=3", "R0C1=5", "R2C0=1", "R0C4=4", "R1C1=9", "R0C5=1", "R5C5=8", "R7C3=4", "R8C1=7", "R3C7=5", "R0C2=7", "R1C7=1", "R7C5=6", "R0C3=2", "R4C3=7", "R6C0=2", "R8C4=9", "R7C6=2", "R6C4=5", "R5C3=5", "R5C0=4", "R5C7=2", "R3C3=6", "R8C6=6", "R3C8=9", "R1C2=4", "R1C3=3", "R4C4=1", "R2C4=6", "R6C2=6", "R5C1=6", "R3C2=8", "R5C6=1", "R1C4=8", "R8C7=4" ]
946
600027800035000000700601954000900003350802600010074500401005306000008007092000140
649527831135489762728631954287956413354812679916374528471295386563148297892763145
constraint_programming
[ "R0C7=3", "R3C1=8", "R4C2=4", "R0C3=5", "R3C7=1", "R6C7=8", "R3C6=4", "R7C1=6", "R1C3=4", "R6C3=2", "R7C6=2", "R8C3=7", "R7C3=1", "R5C3=3", "R3C0=2", "R6C1=7", "R2C2=8", "R3C2=7", "R5C7=2", "R0C1=4", "R4C8=9", "R1C6=7", "R6C4=9", "R5C8=8", "R1C4=8", "R4C4=1", "R2C1=2", "R5C0=9", "R4C7=7", "R8C8=5", "R1C0=1", "R5C2=6", "R3C5=6", "R0C2=9", "R1C7=6", "R7C0=5", "R0C8=1", "R2C4=3", "R3C4=5", "R7C4=4", "R7C2=3", "R8C0=8", "R7C7=9", "R8C4=6", "R8C5=3", "R1C5=9", "R1C8=2" ]
947
010030009900046730200150060020060485800500000001700023080300100790008002006070500
614837259958246731273159864327961485849523617561784923482395176795618342136472598
backtracking
[ "R3C0=3", "R2C8=4", "R0C5=7", "R3C5=1", "R4C1=4", "R1C1=5", "R6C5=5", "R1C2=8", "R0C0=6", "R7C6=3", "R4C5=3", "R8C0=1", "R2C2=3", "R0C3=8", "R2C6=8", "R6C0=4", "R0C2=4", "R8C7=9", "R1C8=1", "R8C5=2", "R1C3=2", "R8C3=4", "R5C4=8", "R5C0=5", "R4C7=1", "R0C7=5", "R0C6=2", "R2C5=9", "R4C6=6", "R5C1=6", "R7C3=6", "R8C1=3", "R6C4=9", "R7C4=1", "R6C8=6", "R4C8=7", "R8C8=8", "R4C2=9", "R3C2=7", "R4C4=2", "R6C2=2", "R7C2=5", "R6C7=7", "R2C1=7", "R7C7=4", "R3C3=9", "R5C6=9", "R5C5=4" ]
948
002546310003090600054030072001003400080600000070024080045070009160009800000102050
792546318813297645654831972521783496489615237376924581245378169167459823938162754
backtracking
[ "R2C5=1", "R5C6=5", "R3C3=7", "R1C1=1", "R6C6=1", "R5C0=3", "R5C8=1", "R8C8=4", "R3C1=2", "R3C0=5", "R6C7=6", "R0C8=8", "R8C2=8", "R4C8=7", "R6C0=2", "R8C0=9", "R1C0=8", "R4C0=4", "R8C6=7", "R3C4=8", "R7C7=2", "R2C0=6", "R4C4=1", "R8C1=3", "R4C5=5", "R6C3=3", "R0C1=9", "R7C4=5", "R5C3=9", "R0C0=7", "R4C6=2", "R7C3=4", "R2C6=9", "R1C8=5", "R4C7=3", "R4C2=9", "R3C7=9", "R7C8=3", "R1C5=7", "R5C2=6", "R8C4=6", "R3C8=6", "R7C2=7", "R1C3=2", "R1C7=4", "R6C5=8", "R2C3=8" ]
949
300900107097005000200034800700800500461070200009002003500019308020408075904000600
348926157697185432215734896732891564461573289859642713576219348123468975984357621
constraint_programming
[ "R3C1=3", "R1C0=6", "R8C1=8", "R5C0=8", "R5C7=1", "R0C5=6", "R8C5=7", "R8C4=5", "R3C5=1", "R1C7=3", "R3C8=4", "R4C3=5", "R4C7=8", "R8C3=3", "R7C0=1", "R2C2=5", "R2C3=7", "R6C7=4", "R0C7=5", "R6C3=2", "R7C4=6", "R3C2=2", "R6C2=6", "R1C8=2", "R4C5=3", "R8C8=1", "R1C6=4", "R2C8=6", "R0C1=4", "R5C6=7", "R3C7=6", "R5C1=5", "R0C2=8", "R4C8=9", "R2C7=9", "R0C4=2", "R7C2=3", "R5C4=4", "R2C1=1", "R1C3=1", "R7C6=9", "R3C4=9", "R8C7=2", "R5C3=6", "R1C4=8", "R6C1=7" ]
950
009000080280001604000305109060204310000000072740008005507000006320907040008010530
159426783283791654674385129965274318831569472742138965517843296326957841498612537
backtracking
[ "R4C4=6", "R4C3=5", "R1C7=5", "R4C6=4", "R4C0=8", "R1C2=3", "R5C3=1", "R7C8=1", "R0C0=1", "R3C2=5", "R0C1=5", "R2C0=6", "R0C5=6", "R6C1=1", "R8C8=7", "R8C1=9", "R4C1=3", "R6C3=8", "R2C2=4", "R6C5=3", "R8C5=2", "R2C1=7", "R2C4=8", "R7C2=6", "R3C8=8", "R3C4=7", "R0C8=3", "R4C2=1", "R7C4=5", "R5C2=2", "R8C0=4", "R3C0=9", "R4C5=9", "R2C7=2", "R5C7=6", "R0C3=4", "R5C4=3", "R1C3=7", "R6C4=4", "R6C6=2", "R1C4=9", "R5C6=9", "R6C7=9", "R8C3=6", "R0C4=2", "R7C6=8", "R0C6=7" ]
951
003000000080000915601280700004007163006092000700100400800504071230009008040630020
573941286482376915691285734924857163316492857758163492869524371235719648147638529
backtracking
[ "R3C1=2", "R8C5=8", "R5C4=6", "R4C3=4", "R5C5=3", "R5C1=5", "R4C8=7", "R2C7=3", "R3C3=8", "R0C4=4", "R1C5=6", "R1C2=2", "R5C2=8", "R7C6=6", "R4C7=5", "R1C4=7", "R8C8=9", "R4C6=8", "R0C1=7", "R1C0=4", "R1C3=3", "R0C7=8", "R5C8=2", "R2C8=4", "R8C2=7", "R0C0=5", "R7C2=5", "R0C5=1", "R7C4=1", "R2C1=9", "R8C6=5", "R2C5=5", "R0C6=2", "R7C3=7", "R6C6=3", "R3C4=5", "R6C4=2", "R7C7=4", "R8C0=1", "R5C7=9", "R4C0=3", "R4C1=1", "R3C0=9", "R0C3=9", "R6C2=9", "R0C8=6", "R6C1=6" ]
952
000700812079100305004000060705020001000870600630050200003480009210690700400003580
356749812879162345124538967785326491942871653631954278563487129218695734497213586
backtracking
[ "R1C4=6", "R3C7=9", "R5C5=4", "R2C1=2", "R6C1=6", "R0C1=5", "R6C7=2", "R2C4=3", "R4C8=3", "R8C8=6", "R6C6=1", "R8C2=7", "R2C3=5", "R0C4=4", "R0C2=6", "R4C7=5", "R3C1=8", "R8C1=9", "R2C6=9", "R1C7=4", "R1C5=2", "R7C8=4", "R4C2=2", "R0C5=9", "R1C0=8", "R0C0=3", "R2C0=1", "R8C3=2", "R2C8=7", "R2C5=8", "R3C5=6", "R7C2=8", "R3C3=3", "R5C2=1", "R4C0=9", "R4C5=1", "R8C4=1", "R7C5=5", "R5C3=9", "R6C5=7", "R5C7=7", "R3C6=4", "R7C7=3", "R4C1=4", "R5C8=8", "R6C0=5" ]
953
004010900090375000100400052079100008002086500608004270800930021400058300037000000
754812936296375184183469752579123648342786519618594273865937421421658397937241865
constraint_programming
[ "R6C1=6", "R3C5=3", "R8C7=6", "R4C8=9", "R3C6=6", "R5C4=9", "R8C6=8", "R3C4=2", "R5C1=1", "R0C7=3", "R0C0=7", "R7C7=9", "R3C0=5", "R0C3=8", "R7C3=6", "R2C6=7", "R8C8=5", "R2C4=6", "R7C1=2", "R0C5=2", "R7C8=7", "R6C6=4", "R1C0=2", "R1C8=4", "R4C0=3", "R7C2=1", "R8C4=4", "R3C7=4", "R1C2=6", "R4C1=4", "R0C1=5", "R5C8=3", "R1C6=1", "R2C2=3", "R6C5=7", "R1C7=8", "R8C0=9", "R2C5=9", "R8C3=2", "R6C2=5", "R5C3=5", "R4C3=7", "R0C8=6", "R4C7=1", "R8C5=1", "R2C1=8" ]
954
009000205724010006008040090000000503070908160010605070302700400960000000500103082
139867245724519836658342791896471523275938164413625978382756419961284357547193682
backtracking
[ "R0C5=7", "R6C5=6", "R3C7=2", "R3C2=6", "R3C1=9", "R8C4=9", "R5C0=4", "R4C2=5", "R7C4=8", "R7C6=3", "R4C0=2", "R3C0=8", "R3C5=1", "R0C3=8", "R8C1=4", "R0C0=1", "R6C8=9", "R2C5=2", "R1C5=9", "R0C7=4", "R7C2=1", "R7C3=2", "R3C4=7", "R1C6=8", "R0C1=3", "R8C2=7", "R2C3=3", "R7C7=5", "R4C8=4", "R8C6=6", "R1C3=5", "R2C6=7", "R0C4=6", "R4C4=3", "R5C8=8", "R3C3=4", "R5C4=2", "R6C4=5", "R7C5=4", "R5C6=9", "R6C7=1", "R6C1=8", "R7C8=7", "R2C1=5", "R1C7=3", "R2C8=1", "R5C2=3", "R2C0=6" ]
955
001200574060004000030870002070009405009003001054000096510008207907410030000620000
891236574762954813435871962273169485689543721154782396516398247927415638348627159
backtracking
[ "R1C8=3", "R4C7=2", "R0C1=9", "R8C7=5", "R3C0=2", "R5C0=1", "R2C6=9", "R1C2=2", "R4C4=4", "R6C2=6", "R5C5=2", "R4C6=7", "R6C7=4", "R2C0=4", "R4C0=6", "R4C1=8", "R7C8=8", "R8C0=3", "R3C2=3", "R0C5=6", "R8C2=8", "R8C1=4", "R3C4=6", "R1C0=7", "R3C3=1", "R4C3=5", "R7C1=2", "R2C7=6", "R8C5=7", "R1C6=8", "R0C0=8", "R6C4=9", "R5C4=8", "R7C5=5", "R6C3=3", "R8C6=1", "R2C2=5", "R1C3=9", "R8C8=9", "R1C7=1", "R3C7=8", "R1C4=5", "R5C3=7", "R5C6=3", "R0C4=3", "R2C5=1", "R7C6=6" ]
956
400802510001500098000070600030000906060100780007095200080056000073000002509020403
496832517721564398358971624135287946962143785847695231284356179673419852519728463
constraint_programming
[ "R4C4=4", "R8C5=8", "R0C4=3", "R5C1=4", "R8C1=1", "R1C5=4", "R6C6=1", "R3C2=5", "R3C4=8", "R4C0=9", "R5C7=3", "R7C3=4", "R1C6=3", "R0C8=7", "R0C1=9", "R6C2=4", "R0C2=6", "R8C7=6", "R6C8=9", "R3C3=2", "R7C6=8", "R5C8=1", "R4C5=3", "R7C5=9", "R7C7=5", "R2C8=4", "R1C4=6", "R7C4=1", "R2C7=2", "R3C5=7", "R1C1=2", "R2C5=1", "R8C3=7", "R2C0=3", "R4C8=5", "R3C7=4", "R2C2=8", "R6C0=2", "R6C3=3", "R7C0=6", "R5C3=6", "R5C0=8", "R6C7=7", "R4C2=2", "R1C0=7", "R2C1=5", "R2C3=9", "R3C0=1" ]
957
030205400246070008098306010600023100004000829007010050000001305109608007000400060
731285496246179538598346712685923174314567829927814653462791385159638247873452961
backtracking
[ "R7C1=5", "R3C2=5", "R0C4=8", "R7C6=2", "R4C0=3", "R6C7=8", "R6C1=6", "R4C5=7", "R0C8=6", "R5C0=9", "R0C7=9", "R3C8=4", "R4C1=1", "R2C8=2", "R3C1=8", "R6C2=2", "R7C4=3", "R0C2=1", "R4C3=5", "R8C6=9", "R5C8=3", "R5C6=6", "R5C5=4", "R8C1=7", "R8C8=1", "R0C0=7", "R1C3=1", "R8C5=2", "R8C4=5", "R4C4=6", "R6C4=9", "R3C7=7", "R5C1=2", "R8C2=3", "R1C7=3", "R2C6=7", "R2C4=4", "R1C6=5", "R6C3=7", "R3C3=9", "R1C5=9", "R6C0=4", "R8C0=8", "R5C3=8", "R2C0=5", "R7C7=4" ]
958
001309005000048200293500100000080576702006040400000900980003020004000050016072308
841329765675148239293567184139284576752916843468735912987653421324891657516472398
backtracking
[ "R1C8=9", "R6C6=4", "R5C3=7", "R3C1=3", "R5C2=8", "R4C6=8", "R4C3=9", "R8C0=5", "R4C4=1", "R8C7=9", "R3C0=1", "R0C7=6", "R5C1=6", "R1C3=1", "R5C4=3", "R7C6=6", "R1C2=5", "R2C4=6", "R3C2=9", "R0C0=8", "R7C5=1", "R6C3=6", "R7C8=7", "R0C6=7", "R6C2=7", "R4C1=5", "R5C7=1", "R1C0=6", "R1C1=7", "R5C5=5", "R3C3=2", "R1C7=3", "R6C8=1", "R0C1=4", "R5C8=2", "R7C0=3", "R4C8=3", "R7C4=9", "R2C5=7", "R7C1=2", "R2C8=4", "R6C4=5", "R2C7=8", "R8C3=4", "R7C3=8", "R3C5=4", "R0C4=2" ]
959
007000028008912007300400501000061200286030000014008050570800046091005300060003000
147356928658912437329487561935761284286534719714298653573829146891645372462173895
backtracking
[ "R8C0=4", "R3C1=3", "R8C3=1", "R2C5=7", "R5C0=7", "R2C4=8", "R8C7=9", "R0C0=1", "R4C5=4", "R7C8=2", "R3C2=5", "R7C4=4", "R0C1=4", "R8C2=2", "R1C0=6", "R0C6=9", "R2C7=6", "R0C5=6", "R3C7=8", "R2C1=2", "R6C5=9", "R4C3=5", "R3C3=7", "R4C7=1", "R5C3=2", "R6C4=2", "R7C7=7", "R1C7=3", "R5C4=9", "R8C6=8", "R2C2=9", "R7C0=8", "R3C8=4", "R6C2=3", "R8C4=7", "R1C1=5", "R3C0=9", "R4C8=9", "R5C8=3", "R5C6=6", "R0C3=3", "R0C4=5", "R6C6=1", "R7C3=6", "R1C6=4", "R8C8=5", "R4C6=7" ]
960
305002004890000070070104050001927040609380001020006305402030016000600280000000009
315872964894563172276194853531927648649385721728416395482739516953641287167258439
constraint_programming
[ "R2C8=3", "R6C3=7", "R7C8=7", "R0C6=9", "R5C3=4", "R8C1=6", "R5C4=1", "R2C0=2", "R2C4=9", "R0C7=6", "R2C2=6", "R1C6=1", "R8C7=3", "R0C3=8", "R4C5=5", "R0C1=1", "R7C1=5", "R3C8=8", "R4C1=4", "R7C0=9", "R4C6=7", "R7C4=4", "R5C7=9", "R8C0=1", "R1C5=3", "R1C2=4", "R7C2=3", "R6C5=9", "R8C3=2", "R6C1=8", "R8C6=4", "R7C5=1", "R8C4=5", "R1C8=2", "R1C3=5", "R8C2=7", "R2C6=8", "R3C6=6", "R4C7=2", "R5C0=7", "R1C4=6", "R0C4=7", "R3C1=3", "R3C0=5", "R5C2=8", "R8C5=8", "R6C6=5" ]
961
000007840700510290029000700008695030000200150430800000002000006571003002300080010
653927841784516293129348765218695437967234158435871629842159376571463982396782514
backtracking
[ "R0C8=1", "R6C7=7", "R0C3=9", "R6C4=5", "R0C4=2", "R2C3=3", "R5C4=7", "R5C6=6", "R2C5=8", "R8C5=2", "R5C2=5", "R5C5=1", "R7C3=4", "R3C0=2", "R0C0=6", "R2C0=1", "R1C5=6", "R1C8=3", "R8C6=5", "R4C2=7", "R8C3=7", "R5C8=9", "R6C3=1", "R3C8=7", "R0C1=5", "R7C7=8", "R6C5=9", "R2C7=6", "R3C1=1", "R6C0=8", "R6C6=3", "R4C8=8", "R4C4=3", "R5C7=2", "R6C1=4", "R8C8=4", "R2C4=4", "R2C8=5", "R4C5=4", "R0C2=3", "R4C0=9", "R4C1=6", "R8C1=9", "R7C4=6", "R1C2=4", "R3C6=4", "R8C2=6", "R1C1=8", "R7C6=9" ]
962
000097005006840010140000003271009000080300906000502041030000600800625070059000082
328197465596843217147256893271469538485371926963582741732918654814625379659734182
backtracking
[ "R1C0=5", "R0C2=8", "R3C6=5", "R6C2=2", "R3C8=8", "R8C4=3", "R8C5=4", "R4C2=5", "R4C0=4", "R7C8=9", "R0C3=1", "R6C4=1", "R3C3=4", "R2C2=7", "R6C8=4", "R6C7=5", "R8C0=6", "R7C2=4", "R6C5=8", "R2C4=5", "R3C7=3", "R2C5=6", "R5C0=9", "R0C1=2", "R6C0=7", "R3C4=6", "R5C4=8", "R2C6=8", "R1C1=9", "R8C3=7", "R7C6=3", "R4C5=1", "R4C7=2", "R4C4=7", "R1C8=7", "R2C3=2", "R5C1=6", "R0C6=4", "R1C5=3", "R2C7=9", "R6C3=9", "R7C1=1", "R1C6=2", "R0C7=6", "R0C0=3", "R5C2=3", "R8C6=1", "R5C6=7" ]
963
000081000560024809090600023007805210320009508000046000050010400074500090003008060
732981654561324879498657123947835216326179548185246937659713482874562391213498765
backtracking
[ "R5C2=5", "R1C3=3", "R1C7=7", "R0C6=6", "R5C0=1", "R0C8=4", "R5C6=9", "R1C2=1", "R2C6=1", "R4C7=4", "R2C4=5", "R3C1=4", "R7C4=6", "R3C0=9", "R8C3=4", "R3C4=3", "R0C3=9", "R7C0=8", "R0C0=7", "R8C4=9", "R7C5=2", "R0C1=3", "R0C7=5", "R3C8=6", "R6C2=9", "R2C5=7", "R7C6=3", "R8C1=1", "R5C3=2", "R2C0=4", "R4C2=6", "R4C3=1", "R4C4=7", "R5C7=3", "R8C0=2", "R5C8=7", "R6C5=3", "R0C2=2", "R6C7=8", "R6C0=6", "R8C6=7", "R5C1=8", "R2C2=8", "R8C8=5", "R7C8=1", "R6C8=2", "R6C3=7" ]
964
004200080067510004392600000506109038040306501900000000031000700070900062200004015
154297683867513924392648157526179438748326591913485276631852749475931862289764315
backtracking
[ "R8C6=3", "R7C0=4", "R5C5=5", "R0C6=6", "R8C3=7", "R5C3=4", "R0C1=5", "R8C2=9", "R3C4=7", "R1C5=3", "R1C7=2", "R6C0=6", "R4C0=7", "R7C2=5", "R2C8=7", "R4C2=8", "R4C4=2", "R0C0=1", "R3C1=2", "R1C0=8", "R0C5=7", "R3C6=4", "R6C5=2", "R7C6=8", "R5C2=3", "R5C1=1", "R0C4=9", "R2C7=5", "R6C7=4", "R5C7=7", "R5C4=8", "R8C1=8", "R8C4=6", "R6C3=8", "R2C6=1", "R6C8=9", "R7C5=1", "R6C4=5", "R7C4=3", "R0C8=3", "R2C4=4", "R1C6=9", "R5C6=2", "R2C5=8", "R5C8=6", "R4C7=9" ]
965
100520000004001700856009000065090010400307900030406850682040000070000430500008061
197524683324681795856739142765892314418357926239416857682143579971265438543978261
backtracking
[ "R7C0=9", "R4C2=8", "R3C3=8", "R2C3=7", "R7C2=1", "R3C6=3", "R6C3=1", "R7C4=6", "R7C5=5", "R7C8=8", "R2C8=2", "R1C1=2", "R8C6=2", "R3C8=4", "R4C7=2", "R1C8=5", "R1C3=6", "R6C7=7", "R2C7=4", "R1C7=9", "R3C0=7", "R6C8=9", "R3C5=2", "R8C3=9", "R2C6=1", "R5C0=2", "R6C6=5", "R5C8=7", "R2C4=3", "R8C2=3", "R5C4=1", "R8C1=4", "R6C5=3", "R5C2=9", "R0C7=8", "R0C5=4", "R8C4=7", "R0C2=7", "R4C4=5", "R7C3=2", "R4C1=1", "R1C4=8", "R4C8=6", "R0C8=3", "R1C0=3", "R0C1=9", "R0C6=6" ]
966
008521006401006300072800090000200000500497008219003050030040600040050009000708100
398521746451976382672834591784215963563497218219683457837149625146352879925768134
backtracking
[ "R3C5=5", "R7C7=7", "R8C0=9", "R3C0=7", "R8C1=2", "R4C7=1", "R6C8=5", "R2C8=1", "R8C7=3", "R7C6=8", "R5C4=8", "R3C8=3", "R1C8=2", "R2C4=3", "R6C3=1", "R6C5=9", "R2C5=4", "R6C0=8", "R0C0=3", "R7C3=3", "R1C1=5", "R3C6=9", "R0C6=7", "R5C6=4", "R5C8=7", "R3C1=8", "R5C3=6", "R7C5=2", "R4C1=6", "R1C7=8", "R0C1=9", "R2C0=6", "R6C7=2", "R0C7=4", "R8C4=6", "R1C4=7", "R3C4=1", "R4C2=3", "R7C0=1", "R3C2=4", "R8C2=5", "R6C2=7", "R4C6=2", "R2C6=5", "R1C3=9", "R3C7=6", "R7C2=6", "R8C8=4" ]
967
007000100651020080309040070004902001000500420000780659060001008023400510708090002
247859163651327984389146275574962831896513427132784659465231798923478516718695342
backtracking
[ "R5C2=2", "R3C1=7", "R5C1=3", "R3C0=5", "R0C8=3", "R4C8=7", "R6C3=2", "R2C5=6", "R7C0=9", "R8C1=1", "R0C3=8", "R3C6=8", "R0C5=9", "R1C6=9", "R0C7=6", "R2C3=1", "R8C5=5", "R0C4=5", "R6C4=3", "R8C7=4", "R4C1=9", "R6C6=7", "R3C4=6", "R7C4=7", "R4C4=1", "R2C8=5", "R2C6=2", "R8C3=6", "R1C5=7", "R7C5=8", "R5C0=1", "R1C3=3", "R6C2=5", "R6C0=4", "R4C5=3", "R2C1=8", "R6C7=9", "R7C8=6", "R8C6=3", "R4C2=6", "R4C0=8", "R3C7=3", "R0C0=2", "R5C5=4", "R0C1=4", "R1C8=4" ]
968
050000820008206709200830010120050000006009000900374060070060430304902570560000000
651497823438216759297835614123658947746129385985374261879561432314982576562743198
constraint_programming
[ "R8C4=4", "R1C1=3", "R3C2=3", "R6C5=1", "R1C4=1", "R4C4=2", "R8C7=9", "R6C3=5", "R6C0=8", "R1C7=5", "R6C8=2", "R0C5=7", "R7C1=1", "R4C1=4", "R3C5=8", "R8C8=8", "R8C6=1", "R4C8=5", "R7C8=6", "R2C1=9", "R8C3=7", "R3C3=6", "R1C0=4", "R5C1=8", "R2C6=6", "R5C6=2", "R5C8=1", "R2C2=7", "R8C5=3", "R0C0=6", "R0C8=3", "R0C3=4", "R4C6=3", "R0C2=1", "R3C6=9", "R5C2=5", "R2C8=4", "R4C3=1", "R0C4=9", "R8C2=2", "R2C5=5", "R6C2=9", "R4C7=8", "R3C8=7", "R3C7=4", "R4C0=7", "R7C4=8" ]
969
019004000306802401000670000400907500098100700050040602003080070741050300800000209
219534867376892451584671923432967518698125734157348692923486175741259386865713249
backtracking
[ "R6C1=2", "R7C8=6", "R8C1=6", "R0C6=8", "R8C7=4", "R3C8=8", "R6C8=5", "R2C0=5", "R2C7=2", "R7C3=2", "R3C4=6", "R4C0=6", "R5C3=3", "R1C1=7", "R2C2=4", "R0C8=7", "R8C3=7", "R4C8=4", "R6C6=1", "R6C5=6", "R2C1=8", "R4C7=3", "R2C6=9", "R0C7=6", "R7C5=9", "R0C4=3", "R0C3=5", "R3C2=2", "R4C4=2", "R1C4=9", "R6C3=4", "R7C7=8", "R5C5=8", "R4C5=5", "R5C7=9", "R5C0=1", "R0C0=2", "R3C7=1", "R8C5=3", "R2C8=3", "R2C5=1", "R1C7=5", "R6C0=9", "R8C4=1", "R8C2=5", "R5C2=7", "R3C1=3" ]
970
010070300309040060067092005102000630070009800458700009030480901200000080005206400
514678392329541768867392145192854637673129854458763219736485921241937586985216473
backtracking
[ "R4C4=2", "R6C0=7", "R7C8=6", "R6C7=2", "R6C5=5", "R8C7=7", "R4C8=4", "R8C8=3", "R0C3=6", "R4C2=3", "R7C3=9", "R0C7=9", "R8C1=8", "R4C7=5", "R0C2=4", "R1C3=5", "R5C4=6", "R2C0=8", "R3C4=5", "R5C7=1", "R2C3=3", "R2C7=4", "R3C3=8", "R1C8=8", "R7C1=4", "R7C6=5", "R1C5=1", "R5C5=3", "R6C2=6", "R5C6=2", "R1C1=2", "R7C5=7", "R3C8=7", "R0C8=2", "R7C4=3", "R0C5=8", "R4C0=6", "R8C4=1", "R3C1=9", "R0C0=5", "R2C6=1", "R1C6=7", "R4C3=1", "R3C5=4", "R8C0=9", "R7C2=1" ]
971
032000000065010794000680000090005610100000843004700200008407001019260008076090305
932574186865312794741689532293845617157926843684731259328457961519263478476198325
backtracking
[ "R6C6=9", "R2C2=1", "R3C2=3", "R6C7=6", "R7C0=5", "R2C1=4", "R3C3=8", "R6C4=5", "R3C8=7", "R4C1=5", "R5C4=3", "R0C6=1", "R8C5=8", "R0C8=6", "R3C0=2", "R8C7=2", "R4C4=2", "R5C8=9", "R8C0=4", "R1C3=3", "R0C7=8", "R0C5=4", "R7C7=7", "R5C1=8", "R1C0=8", "R4C5=6", "R2C8=2", "R2C6=5", "R6C0=3", "R4C2=7", "R5C5=1", "R7C6=4", "R0C3=5", "R0C0=9", "R3C4=4", "R2C0=7", "R0C4=7", "R1C5=2", "R7C5=3", "R2C7=3", "R2C5=9", "R5C0=6", "R6C1=2", "R8C3=1", "R5C7=5", "R4C3=9" ]
972
090400002050100730108007009630000007942008060005060120000070043007050806500396000
793485612456129738128637459631542987942718365875963124269871543317254896584396271
constraint_programming
[ "R7C0=3", "R2C6=4", "R8C6=2", "R3C6=9", "R5C3=9", "R8C1=8", "R2C1=2", "R5C8=4", "R6C6=5", "R0C7=1", "R2C3=6", "R5C5=3", "R4C6=3", "R2C7=5", "R0C5=5", "R4C3=7", "R3C5=2", "R7C1=1", "R7C5=4", "R4C8=5", "R0C4=8", "R6C5=1", "R3C7=8", "R1C8=8", "R1C2=6", "R5C1=7", "R0C2=3", "R7C7=9", "R7C3=2", "R4C4=1", "R6C2=9", "R6C1=6", "R0C6=6", "R3C2=1", "R0C0=7", "R5C0=8", "R8C7=7", "R6C3=8", "R6C0=2", "R2C4=3", "R1C0=4", "R8C2=4", "R1C5=9", "R1C4=2", "R3C4=4", "R3C3=5", "R8C8=1" ]
973
060810007005030002070940800000200600097100503300000908600009700001060050280700400
962815347845637192173942865518293674497186523326574918654329781731468259289751436
backtracking
[ "R0C7=4", "R5C1=2", "R4C5=6", "R0C6=3", "R8C5=1", "R5C5=4", "R3C8=4", "R3C4=9", "R5C2=6", "R6C7=8", "R6C4=2", "R4C7=2", "R1C7=9", "R5C3=5", "R4C4=8", "R3C2=8", "R4C0=4", "R1C1=4", "R0C0=9", "R7C8=9", "R1C3=6", "R2C7=6", "R3C0=5", "R1C6=1", "R8C2=9", "R0C5=5", "R2C5=2", "R1C0=8", "R3C1=1", "R5C7=1", "R7C0=7", "R6C2=4", "R7C1=3", "R8C8=6", "R2C0=1", "R8C7=3", "R2C8=5", "R3C7=7", "R7C6=2", "R6C1=5", "R7C3=4", "R6C8=1", "R6C3=3", "R5C4=7", "R7C5=8", "R3C5=3", "R8C4=5", "R0C2=2", "R1C5=7", "R2C2=3" ]
974
002097005000006718040530900089652003100700006000000050076428030024000000801905007
612897345395246718748531962489652173153784296267319854976428531524173689831965427
backtracking
[ "R4C4=8", "R0C3=8", "R2C0=7", "R6C0=9", "R5C2=7", "R8C4=6", "R5C4=1", "R5C0=2", "R0C0=6", "R5C5=9", "R3C6=1", "R5C8=4", "R4C5=4", "R7C4=7", "R7C5=3", "R8C1=3", "R1C1=9", "R7C0=5", "R0C1=1", "R6C8=1", "R4C2=3", "R7C8=9", "R5C3=3", "R8C6=4", "R5C6=8", "R1C0=3", "R1C3=2", "R7C3=1", "R2C8=2", "R5C1=6", "R0C6=3", "R7C6=6", "R4C6=2", "R2C5=1", "R1C4=4", "R2C2=8", "R6C6=5", "R3C7=7", "R0C7=4", "R1C2=5", "R3C0=4", "R2C7=6", "R4C1=5", "R7C7=8", "R8C7=2", "R4C7=9" ]
975
560700000003000200002013094037801500100000060900640008080309070000002015054068003
569724381413986257872513694637891542148235769925647138281359476396472815754168923
constraint_programming
[ "R0C6=3", "R1C4=8", "R1C8=7", "R7C2=6", "R6C4=5", "R1C0=4", "R5C1=2", "R2C6=6", "R1C3=9", "R4C2=8", "R1C5=6", "R8C7=2", "R2C0=8", "R8C6=9", "R5C2=5", "R3C7=4", "R1C7=5", "R0C2=9", "R7C0=3", "R4C1=4", "R4C3=2", "R4C4=3", "R0C5=4", "R6C8=6", "R7C6=8", "R0C4=2", "R5C6=1", "R0C7=8", "R7C3=4", "R4C6=7", "R3C4=9", "R4C5=5", "R6C6=4", "R5C7=3", "R5C5=7", "R0C8=1", "R7C1=9", "R6C2=1", "R8C3=1", "R2C1=7", "R3C0=6", "R2C3=5", "R7C4=7", "R1C1=1", "R6C0=2", "R4C8=9", "R3C8=2", "R8C0=7" ]
976
030000006907001500000298070070030010290005843004609200020010008801000065600000190
132754986987361524465298371578432619296175843314689257729516438841923765653847192
backtracking
[ "R5C7=5", "R3C0=5", "R3C3=4", "R5C4=8", "R3C5=2", "R3C6=6", "R6C5=6", "R1C1=8", "R7C5=3", "R3C8=9", "R5C0=3", "R6C3=5", "R8C1=5", "R6C0=7", "R5C1=1", "R1C4=6", "R7C3=9", "R0C6=9", "R4C2=6", "R0C3=7", "R0C4=5", "R2C6=3", "R2C2=5", "R7C6=7", "R8C4=4", "R0C0=1", "R8C8=2", "R8C3=8", "R6C2=9", "R8C2=3", "R4C4=7", "R6C6=4", "R6C7=3", "R4C3=1", "R7C4=2", "R0C2=2", "R0C5=4", "R1C8=4", "R2C1=6", "R3C2=8", "R2C8=1", "R5C8=7", "R1C3=3", "R8C5=7", "R2C0=4", "R0C7=8", "R1C7=2", "R7C1=4" ]
977
500400320470500100100079800010604702000830000004010905000082000950000010700903460
589461327473528196162379854815694732297835641634217985346182579958746213721953468
backtracking
[ "R7C8=3", "R0C8=7", "R5C1=3", "R4C1=9", "R2C3=3", "R2C2=2", "R1C8=6", "R7C6=2", "R0C1=8", "R4C6=6", "R6C8=9", "R7C2=8", "R2C1=6", "R2C8=4", "R4C7=4", "R4C2=7", "R0C4=6", "R6C3=1", "R8C1=2", "R6C2=6", "R3C7=3", "R0C2=9", "R6C6=5", "R4C5=5", "R2C7=5", "R8C4=5", "R6C7=7", "R7C5=6", "R5C5=7", "R6C1=4", "R5C7=8", "R1C7=9", "R1C5=8", "R5C3=2", "R4C0=2", "R4C8=1", "R3C4=9", "R5C0=6", "R1C4=2", "R6C0=3", "R8C2=1", "R1C2=3", "R3C0=8", "R7C3=7", "R3C2=5", "R8C8=8", "R7C4=4", "R0C5=1" ]
978
609040007000000026540000390050700032706805010001000800104063009020100000803207500
689342157317958426542671398458719632736825914291436875174563289925184763863297541
constraint_programming
[ "R5C8=5", "R2C5=1", "R7C2=5", "R5C0=2", "R4C8=4", "R8C8=1", "R4C4=2", "R5C5=6", "R7C6=7", "R1C3=9", "R5C1=9", "R0C5=2", "R4C6=9", "R4C1=3", "R1C5=8", "R6C1=7", "R7C7=6", "R3C4=1", "R0C6=1", "R6C3=5", "R6C7=8", "R1C0=3", "R2C2=2", "R5C3=4", "R1C6=4", "R0C3=3", "R1C2=7", "R1C1=1", "R3C2=8", "R7C4=8", "R5C4=3", "R2C3=6", "R7C5=4", "R7C0=9", "R0C1=8", "R8C7=4", "R5C7=7", "R3C5=9", "R8C4=9", "R1C4=5", "R2C8=8", "R8C1=6", "R2C4=7", "R3C0=4", "R0C7=5", "R6C6=2", "R3C6=6", "R7C8=3" ]
979
007080004009001600036402570600040319105007040080200700051006000004030908320900005
517683294249751683836492571672548319195367842483219756951826437764135928328974165
backtracking
[ "R3C2=2", "R2C4=9", "R5C4=1", "R5C2=3", "R8C7=6", "R2C8=1", "R7C0=7", "R0C6=2", "R4C3=3", "R7C7=2", "R7C1=6", "R5C0=4", "R6C0=9", "R1C7=8", "R0C1=1", "R0C0=5", "R6C3=8", "R1C1=4", "R4C6=8", "R4C4=6", "R0C5=3", "R8C4=7", "R7C3=1", "R3C5=8", "R4C1=9", "R0C7=9", "R7C5=5", "R6C4=2", "R5C8=6", "R3C1=7", "R6C7=3", "R6C8=7", "R8C5=4", "R1C0=2", "R2C0=8", "R5C5=9", "R8C6=1", "R4C8=2", "R5C7=5", "R1C3=7", "R6C6=4", "R0C3=6", "R1C8=3", "R3C3=5", "R1C4=5", "R8C2=8" ]
980
009104500065200001800053000010006038038010290970000000200300480406008015000090070
729184563365279841841653927512946738638517294974832156257361489496728315183495672
constraint_programming
[ "R1C5=9", "R8C3=4", "R1C4=7", "R8C1=8", "R2C1=4", "R8C6=6", "R5C4=3", "R1C0=3", "R7C3=7", "R5C2=4", "R0C8=3", "R2C7=2", "R5C7=5", "R5C3=8", "R2C3=6", "R7C1=9", "R1C7=4", "R8C8=2", "R5C6=1", "R3C2=2", "R1C6=8", "R7C4=2", "R4C5=7", "R4C0=6", "R2C2=1", "R5C5=2", "R8C5=5", "R6C8=9", "R0C7=6", "R2C8=7", "R0C1=2", "R4C3=5", "R3C4=4", "R3C6=7", "R6C5=1", "R3C0=5", "R6C2=7", "R6C1=5", "R5C8=6", "R4C8=4", "R0C0=7", "R2C6=9", "R8C2=3", "R8C0=1", "R6C4=6", "R7C6=3", "R3C3=9", "R0C4=8" ]
981
000000097703008400041000600210003500065040009480071003006205080920006705000180020
652314897793628451841759632217963548365842179489571263176295384928436715534187926
backtracking
[ "R0C2=2", "R3C3=9", "R5C6=2", "R3C7=4", "R0C4=1", "R0C1=5", "R2C0=8", "R3C2=7", "R8C8=6", "R2C3=7", "R1C1=9", "R8C0=5", "R1C4=2", "R5C3=5", "R7C2=8", "R8C1=3", "R4C6=1", "R0C6=8", "R8C2=4", "R4C7=7", "R3C8=8", "R0C3=3", "R4C3=8", "R0C0=6", "R6C1=7", "R7C4=3", "R6C4=9", "R8C6=9", "R2C7=3", "R6C6=3", "R4C5=2", "R5C7=6", "R8C5=7", "R7C7=1", "R7C3=4", "R6C0=1", "R1C8=1", "R0C5=4", "R1C7=5", "R6C8=4", "R2C4=5", "R2C8=2", "R1C3=6", "R5C2=9", "R2C5=9", "R3C4=6", "R4C0=3" ]
982
000025030069008040307040001001000590000074600030800004524600080170009302080100067
418725936269318745357946821741263598892574613635891274524637189176489352983152467
backtracking
[ "R3C4=6", "R0C2=8", "R0C0=4", "R4C2=2", "R4C0=8", "R3C5=3", "R5C2=5", "R7C7=5", "R6C5=7", "R5C4=9", "R1C6=7", "R0C6=9", "R8C5=2", "R2C3=9", "R5C7=7", "R2C1=5", "R1C4=1", "R3C0=7", "R5C6=2", "R4C1=9", "R2C6=8", "R6C6=1", "R8C4=5", "R3C3=2", "R8C2=3", "R5C0=6", "R8C0=9", "R3C8=8", "R1C3=3", "R1C0=2", "R3C1=4", "R0C3=7", "R4C8=3", "R7C3=4", "R0C1=1", "R2C5=6", "R6C8=9", "R6C4=3", "R2C7=2", "R7C4=8", "R8C6=4", "R5C5=1", "R4C3=5", "R1C8=5", "R7C2=6", "R4C7=1", "R0C8=6" ]
983
004009052290700803071005000009607000000054060730180540810060900000000028457200100
684319752295746813371825694549637281128954367736182549812463975963571428457298136
backtracking
[ "R2C8=4", "R2C3=8", "R2C6=6", "R4C6=3", "R4C2=8", "R3C4=3", "R5C8=9", "R7C5=1", "R2C7=9", "R6C5=3", "R5C5=2", "R3C1=4", "R8C8=6", "R8C7=3", "R1C5=6", "R7C0=9", "R7C2=3", "R0C3=3", "R1C2=5", "R6C7=7", "R0C4=1", "R0C6=7", "R3C8=1", "R1C4=4", "R3C7=8", "R6C8=5", "R3C0=5", "R6C3=4", "R7C1=6", "R0C1=8", "R4C8=7", "R2C4=2", "R7C3=5", "R1C7=1", "R7C4=7", "R4C1=2", "R7C6=4", "R4C3=9", "R6C2=2", "R2C0=3", "R0C0=6", "R3C6=2", "R8C5=8", "R4C0=1", "R5C2=6", "R8C4=9" ]
984
800036050004209001300000270007098030005100084409005600020004790071650003600000025
812736459754289361396541278167498532235167984489325617523814796971652843648973125
constraint_programming
[ "R4C1=3", "R6C0=5", "R6C8=6", "R4C4=6", "R5C8=7", "R6C4=1", "R8C3=9", "R0C3=7", "R2C2=6", "R7C5=2", "R2C8=8", "R3C6=5", "R0C8=9", "R7C7=4", "R8C1=4", "R1C4=8", "R1C1=5", "R4C6=9", "R2C4=4", "R8C5=3", "R2C1=9", "R2C5=1", "R0C2=2", "R2C3=5", "R0C1=1", "R3C3=4", "R1C6=3", "R7C6=8", "R5C4=2", "R4C5=7", "R1C7=6", "R1C0=7", "R8C6=1", "R7C0=9", "R3C8=2", "R6C2=3", "R3C1=6", "R8C2=8", "R5C1=8", "R0C6=4", "R6C3=8", "R5C3=3", "R4C0=2", "R5C7=1", "R3C0=1", "R8C4=7" ]
985
050300402060701900080250010003084076006900280010007000290005600001030594004160000
157398462362741958489256713923584176746913285815627349298475631671832594534169827
backtracking
[ "R1C0=3", "R7C3=8", "R5C6=3", "R2C5=6", "R7C0=6", "R2C2=9", "R0C2=7", "R7C5=2", "R7C1=7", "R2C6=7", "R8C6=8", "R5C2=5", "R5C8=9", "R4C4=1", "R1C8=8", "R6C7=3", "R4C1=4", "R5C7=4", "R1C7=5", "R5C0=8", "R2C8=3", "R4C8=5", "R8C8=7", "R2C0=4", "R5C3=6", "R3C0=9", "R3C3=5", "R6C8=1", "R4C5=3", "R3C1=2", "R1C4=4", "R8C7=2", "R5C4=2", "R6C3=4", "R6C4=7", "R0C0=1", "R0C4=9", "R4C0=7", "R0C5=8", "R6C2=8", "R0C7=6", "R8C1=3", "R1C2=2", "R8C0=5", "R8C5=9", "R3C6=1" ]
986
000086301500300900062910070009002000008050013100070400026045008003000064017800209
794586321581327946362914875649132587278459613135678492926745138853291764417863259
backtracking
[ "R8C4=6", "R2C8=5", "R6C7=3", "R7C3=2", "R1C4=2", "R4C5=9", "R3C0=6", "R5C2=5", "R1C2=1", "R0C2=4", "R4C0=2", "R1C8=6", "R5C1=3", "R8C5=3", "R2C6=8", "R1C7=4", "R3C4=3", "R1C1=8", "R6C3=7", "R3C1=4", "R0C1=9", "R4C3=4", "R7C6=7", "R5C3=6", "R5C7=9", "R8C7=5", "R0C0=7", "R7C5=1", "R5C5=8", "R3C3=1", "R7C4=9", "R4C1=7", "R0C3=5", "R3C8=7", "R1C5=7", "R3C7=8", "R0C7=2", "R4C6=6", "R3C6=5", "R6C0=9", "R7C1=5", "R7C0=8", "R5C8=2", "R6C6=1", "R2C0=3", "R8C0=4", "R2C5=4" ]
987
800004706610800040070920000000042350008050001103000094005070030260003510040090007
839514726612837945574926183796142358428359671153768294985671432267483519341295867
backtracking
[ "R2C0=5", "R6C5=1", "R5C3=7", "R3C8=8", "R0C1=3", "R8C5=5", "R5C4=6", "R6C3=6", "R8C0=3", "R1C5=7", "R4C6=6", "R2C7=8", "R7C8=9", "R6C6=4", "R5C6=2", "R0C2=9", "R7C3=4", "R4C3=3", "R3C1=9", "R8C6=8", "R8C7=6", "R4C0=4", "R6C0=9", "R8C2=1", "R4C7=7", "R4C1=2", "R0C4=1", "R5C5=8", "R0C3=5", "R5C1=5", "R6C8=2", "R2C6=1", "R7C4=8", "R1C8=5", "R4C5=9", "R1C2=2", "R6C1=8", "R0C7=2", "R3C2=6", "R3C3=1", "R1C6=9", "R1C4=3", "R2C5=6", "R3C0=7", "R2C2=4", "R8C3=2", "R2C8=3", "R7C2=7" ]
988
300400000192080050705000060000200080500097020009105304000004016910030207487600900
368451792192786453745329168671243589534897621829165374253974816916538247487612935
constraint_programming
[ "R6C2=3", "R3C1=7", "R2C5=9", "R3C8=9", "R5C7=7", "R3C2=1", "R6C6=8", "R2C8=8", "R6C1=5", "R8C5=2", "R0C4=5", "R5C1=2", "R5C4=6", "R0C8=2", "R3C4=4", "R0C1=6", "R3C0=6", "R4C2=4", "R2C4=2", "R0C5=1", "R0C6=7", "R0C7=9", "R2C6=1", "R4C6=6", "R2C3=3", "R1C6=4", "R8C4=1", "R6C3=9", "R0C2=8", "R6C0=2", "R6C4=7", "R1C5=6", "R7C7=4", "R4C1=3", "R1C8=3", "R8C7=3", "R1C3=7", "R3C5=3", "R4C3=8", "R8C8=5", "R7C2=6", "R4C8=1", "R2C1=4", "R3C6=5", "R5C0=8", "R7C5=8", "R7C3=5" ]
989
400001007905000830002930001709050068001070290200610070008493000000008024060000500
436281957915746832872935641749352168651874293283619475528493716197568324364127589
backtracking
[ "R6C0=5", "R5C6=4", "R6C1=2", "R2C1=7", "R3C5=2", "R7C3=5", "R0C2=6", "R8C3=1", "R4C8=3", "R1C8=2", "R7C2=7", "R2C6=6", "R0C1=3", "R3C6=1", "R0C6=9", "R8C2=4", "R1C4=4", "R8C7=8", "R0C3=2", "R6C7=1", "R8C8=9", "R8C4=2", "R1C3=7", "R5C1=8", "R4C3=8", "R0C4=8", "R7C1=9", "R4C5=4", "R8C5=7", "R5C5=9", "R1C5=6", "R3C3=3", "R8C0=3", "R6C6=7", "R5C2=3", "R4C1=5", "R7C0=1", "R1C1=1", "R5C8=5", "R3C1=4", "R4C0=6", "R2C7=4", "R0C7=5", "R7C4=6", "R6C8=6", "R2C5=5", "R2C0=8", "R7C6=3" ]
990
600004802023805790005090001000008500009302060040050070070980600100600034002003000
691734852423815796785296341237468519519372468846159273374981625158627934962543187
backtracking
[ "R2C6=3", "R1C8=6", "R6C7=2", "R2C1=8", "R8C1=6", "R3C8=9", "R0C1=9", "R0C4=3", "R7C1=5", "R6C0=3", "R5C6=2", "R6C8=5", "R1C0=4", "R4C6=4", "R5C3=1", "R3C3=4", "R8C6=1", "R6C5=1", "R7C4=2", "R5C8=3", "R8C4=4", "R8C8=7", "R1C4=1", "R8C7=8", "R3C1=3", "R2C5=6", "R7C5=7", "R3C7=1", "R4C1=1", "R0C2=1", "R5C0=8", "R6C2=4", "R4C8=8", "R2C0=7", "R7C6=9", "R4C4=7", "R4C0=5", "R0C7=5", "R8C0=9", "R7C2=8", "R2C7=4", "R5C2=6", "R3C2=7", "R0C3=7", "R3C4=6", "R2C3=2", "R8C3=5", "R3C0=2", "R5C5=9" ]
991
000004009400090085068300020800060200520000701000031050007950040130670500009140006
375824619412796385968315427891567234523489761746231958687952143134678592259143876
backtracking
[ "R6C6=1", "R4C7=6", "R5C8=8", "R4C5=9", "R0C6=6", "R8C0=2", "R0C4=2", "R5C1=4", "R6C5=2", "R5C3=2", "R1C6=3", "R3C7=3", "R7C8=2", "R1C2=2", "R6C8=3", "R8C6=8", "R0C0=3", "R3C2=1", "R7C2=4", "R4C4=8", "R2C8=7", "R3C8=4", "R0C1=7", "R3C5=7", "R7C5=8", "R8C7=7", "R1C5=6", "R4C3=4", "R3C3=5", "R2C6=4", "R0C2=5", "R5C6=9", "R7C7=9", "R2C4=1", "R3C1=9", "R1C1=1", "R5C0=7", "R8C1=5", "R6C1=8", "R0C3=8", "R6C0=6", "R8C5=3", "R2C5=5", "R0C7=1", "R1C3=7", "R5C2=6", "R4C2=3", "R2C0=9" ]
992
000080907201000000095006810010048006300700540000231000009074002470053090056900300
643185927281397465795426813917548236328769541564231789139874652472653198856912374
backtracking
[ "R8C7=7", "R4C1=2", "R8C4=1", "R0C3=1", "R4C8=1", "R8C5=2", "R0C2=3", "R7C8=8", "R5C0=5", "R8C8=4", "R1C1=8", "R6C6=6", "R7C2=2", "R3C2=7", "R6C7=5", "R5C7=8", "R1C3=3", "R5C2=4", "R3C7=3", "R4C5=9", "R6C3=8", "R0C7=2", "R3C0=9", "R7C6=1", "R3C6=2", "R4C2=8", "R2C0=7", "R7C3=6", "R6C0=1", "R2C3=4", "R5C8=9", "R1C6=4", "R2C4=2", "R1C4=9", "R0C1=4", "R5C1=6", "R1C7=6", "R1C5=7", "R8C0=8", "R6C1=3", "R4C4=6", "R0C5=5", "R0C0=6", "R5C6=7", "R3C3=5", "R2C8=3", "R1C8=5" ]
993
063078000008060102040090003200040900009157400085600007300000761510002094000400030
163278549958364172742591683271843956639157428485629317324985761516732894897416235
backtracking
[ "R3C2=1", "R4C0=6", "R2C2=2", "R3C8=6", "R6C3=9", "R8C0=8", "R1C7=7", "R5C6=3", "R8C2=7", "R6C5=5", "R3C5=3", "R1C3=3", "R8C8=5", "R7C4=3", "R2C3=5", "R7C6=8", "R4C1=3", "R3C3=8", "R2C5=1", "R4C7=2", "R6C1=2", "R5C0=4", "R8C6=2", "R3C1=7", "R7C3=7", "R7C2=6", "R0C3=2", "R2C6=6", "R0C8=9", "R5C4=2", "R5C5=9", "R6C2=4", "R8C5=6", "R5C7=1", "R4C8=8", "R1C5=4", "R0C0=1", "R0C7=4", "R8C1=9", "R3C7=5", "R1C1=5", "R0C6=5", "R2C7=8", "R6C4=8", "R1C0=9", "R2C0=7", "R8C4=1" ]
994
700120080005039400198400300403000008020050060600708920007610000980070100010900230
734125689265839471198467352473296518829351764651748923347612895982573146516984237
backtracking
[ "R8C2=6", "R6C6=8", "R1C8=1", "R0C8=9", "R5C8=3", "R2C8=2", "R3C4=9", "R6C7=9", "R6C8=5", "R2C4=6", "R5C1=5", "R6C1=4", "R3C5=6", "R8C4=8", "R4C0=8", "R3C7=1", "R4C8=4", "R7C2=2", "R3C1=7", "R1C7=7", "R2C7=5", "R5C2=1", "R7C3=5", "R7C5=3", "R4C3=3", "R8C8=7", "R4C2=9", "R7C8=6", "R1C3=8", "R3C3=2", "R1C1=6", "R3C6=5", "R8C5=4", "R6C0=3", "R0C2=4", "R7C7=4", "R0C1=3", "R6C5=2", "R4C6=7", "R0C6=6", "R4C5=1", "R1C0=2", "R0C5=5", "R2C5=7", "R8C0=5", "R5C4=4" ]
995
040050200002470905019080074903600048600900502020310000004001000008000060050030709
347159286862473915519286374973625148681947532425318697294761853738592461156834729
backtracking
[ "R7C1=3", "R6C3=7", "R7C0=7", "R8C2=6", "R6C1=9", "R7C3=5", "R3C5=5", "R4C5=7", "R0C7=8", "R1C0=8", "R7C8=1", "R3C4=2", "R5C5=8", "R6C6=8", "R5C8=7", "R1C7=1", "R0C3=1", "R1C1=6", "R6C7=5", "R6C0=2", "R7C4=9", "R5C6=6", "R5C7=9", "R1C5=3", "R3C1=7", "R3C6=1", "R7C5=2", "R8C7=2", "R2C3=2", "R4C4=4", "R0C2=7", "R2C5=6", "R6C4=6", "R0C0=3", "R8C0=1", "R6C8=3", "R2C0=5", "R8C3=8", "R5C0=4", "R4C1=8", "R2C6=3", "R7C6=4", "R4C2=1", "R8C5=4", "R5C2=5", "R4C7=3", "R0C5=9", "R0C8=6" ]
996
000003000006700059308210700030690002000052800409030070100005246090084030007000001
974563128216748359358219764835697412761452893429831675183975246692184537547326981
backtracking
[ "R1C0=2", "R4C7=9", "R7C3=1", "R4C3=4", "R8C3=3", "R1C4=4", "R0C1=7", "R3C6=4", "R4C0=7", "R5C6=6", "R8C6=9", "R0C6=1", "R5C1=2", "R2C1=5", "R0C2=4", "R0C4=6", "R2C8=4", "R1C6=3", "R6C3=9", "R5C5=1", "R2C7=6", "R3C7=1", "R6C1=8", "R3C2=5", "R3C0=8", "R4C8=3", "R7C0=6", "R0C7=2", "R0C8=8", "R1C1=1", "R8C1=4", "R8C4=2", "R6C2=3", "R7C2=2", "R5C3=8", "R1C5=8", "R0C3=5", "R8C5=6", "R7C6=5", "R7C8=7", "R2C5=9", "R0C0=9", "R3C5=7", "R6C4=7", "R8C7=8", "R8C0=5", "R5C8=5", "R4C1=6", "R4C2=1" ]
997
070000200030690005004308109006902850015040007000001000500000000080060923901470060
879514236132697485654328179746932851215846397398751642563289714487165923921473568
backtracking
[ "R7C0=4", "R7C5=5", "R2C4=2", "R6C1=6", "R5C0=3", "R0C2=9", "R8C5=3", "R3C0=7", "R5C3=7", "R0C8=6", "R6C5=9", "R5C2=8", "R7C3=1", "R6C3=2", "R4C3=8", "R6C2=3", "R0C3=5", "R6C6=7", "R8C8=8", "R6C4=8", "R1C0=1", "R3C1=4", "R6C8=4", "R8C1=2", "R4C7=9", "R0C5=4", "R2C7=7", "R5C6=6", "R2C0=6", "R4C6=3", "R1C6=4", "R7C2=7", "R1C7=8", "R0C4=1", "R8C6=5", "R6C7=1", "R5C4=5", "R0C7=3", "R4C0=2", "R5C1=9", "R3C8=1", "R1C2=2", "R0C0=8", "R2C1=5", "R3C4=3", "R1C5=7", "R5C7=4", "R5C8=2", "R4C5=6" ]
998
006001850320007000000040003500908100407000690080030000004560010010029470009700306
746391852325687941198245763562978134437152698981436527874563219613829475259714386
backtracking
[ "R3C7=3", "R0C3=3", "R2C2=8", "R5C3=4", "R5C7=2", "R4C4=5", "R0C8=2", "R2C5=5", "R6C6=2", "R3C8=4", "R2C1=9", "R6C0=8", "R1C4=8", "R7C0=6", "R2C3=2", "R6C8=9", "R2C0=1", "R7C8=5", "R7C3=8", "R1C3=6", "R6C5=3", "R4C1=3", "R8C4=1", "R6C1=7", "R7C2=3", "R3C1=6", "R1C2=5", "R1C7=4", "R5C8=7", "R5C5=6", "R4C3=1", "R0C1=4", "R8C7=8", "R8C1=5", "R5C2=1", "R8C0=2", "R2C7=6", "R3C4=7", "R3C2=2", "R5C6=5", "R4C5=2", "R2C6=7", "R0C0=7", "R1C8=1", "R8C5=4", "R1C6=9", "R0C4=9", "R4C8=8", "R5C0=9" ]
999
000008407040090605137046008050210080070300900200800063000900000504002000689007150
965128437842793615137546298356219784478365921291874563723951846514682379689437152
backtracking
[ "R0C7=3", "R0C1=6", "R5C1=9", "R1C2=2", "R6C4=5", "R8C8=2", "R4C4=6", "R6C8=6", "R6C2=3", "R7C3=6", "R3C8=4", "R1C3=7", "R5C4=7", "R7C7=7", "R0C4=2", "R6C5=1", "R3C2=6", "R7C4=8", "R0C2=5", "R8C3=4", "R0C0=9", "R6C1=2", "R6C0=7", "R1C5=3", "R7C1=1", "R4C5=5", "R6C7=4", "R4C2=8", "R7C6=3", "R3C6=7", "R5C6=5", "R8C4=3", "R2C3=5", "R2C6=2", "R5C2=1", "R1C7=1", "R7C8=9", "R0C3=1", "R5C5=4", "R2C7=9", "R4C0=4", "R3C0=3", "R6C6=8", "R1C0=8", "R4C7=2", "R3C5=9", "R4C8=1" ]