SudokuSolver Forum

There are four difficulties to choose from.
All four puzzles have the same solution.

A) Novice.
B) Freshman Apprentice (mainstream edition).
C) Sophomore Apprentice.
D) Master (78 Intersections, 4 Naked Pairs, 3 Naked Triplets, 7 Naked Quads, 1 Skyscraper in g4, 1 Y-Wing in g10, 1 intergrid XY-Chain up to 5 links in the two grids 8+10). Select to view GRID numbers.
The 3 advanced techniques are needed in 3 different grids.



Regular Clueless Special #17A (Novice)

Rating based on required solving techniques:  Moderate

000800000170000800000070004080000000006000408090000010007600100003000059000407380
000030010071050000000000008000000020580000400000000030090000043000040600800605000
000007000000002900006040720000000600009000013040000070004000500600180000180009000
000008059001007000420060000050000000060000400000000085004090006003000000900504370
000601000000000080060080003007000038003000000250000700000004017040000000089072050
040605020000030000006000080000000006010000000900000710005021000000000003008003042
000700010000080000406005807000000020702000500003000400010020008000001000080036000
050008004090700600000200500580000000230000008000000400000100000407020000300000760
001024000006090000000070530004000300000000001290000087000700000002340000107000905



Regular Clueless Special #17B (Freshman Apprentice)

Rating based on required solving techniques:  Barely Tough

000000000170002800000070004080000000006000400090000010007600100003000059000407380
000030010071050000000000008000000020580000400000000030090000043000040600800605000
000007000000002900006040720008000600009000003040000070004000580600180000180009000
000008059001007000420060000050000000060000400000000085004090006003000000900504370
000601000000000080060080003007000038003000000250000700000004817040000000089072050
740605020000030000006000080000000006010000000900000700005021000000000003008053042
000700010000080000406005807000000020702000500003000400010020008000001000080036000
052008004090700600000200500500000000230000078000000400000100000407020000300000760
001024000006090000000000530000000300000000001090000087000700000002340000107000905



Regular Clueless Special #17C (Sophomore Apprentice)

Rating based on required solving techniques:  Hard

000800000170000800000070004080000000006000400090000010007600100003000059000407380
000030010071050000000000008000000020580000400000000030090000043000040600800605000
000007000000002906006040720008000600009000003040000070004000580600180000180009000
000008059001007000420060000050000000060000400000000085004090006003000000900504370
000601000000000080060080003007000038003000000250000700000004817040000000089072050
740605020000030000006000080000000006010000000900000710005021000000000003008053042
000700010000080000406005807000000020702000500003000400010020048000001000080036000
052008004090700600000200500580000000230000078000000400000107000407020000300000760
001024000006090000000000530000000300000000001090000087000700000002340000107000905



Regular Clueless Special #17D (Master)

Rating based on required solving techniques:  Ultra Hard

000000000170000800000000004080000000006000400090000010007600100003000059000407380
000030010071050000000000008000000020580000400000000030090000043000040600800605000
000007000000002900006040720000000600009000003040000070004000500600180000180009000
000008059001007000420060000050000000060000400000000085004090006003000000900504370
000601000000000080060080003007000038003000000250000700000004017040000000089072050
040605020000000000006000080000000006010000000900000700005021000000000003008003042
000700010000080000406005807000000020702000500003000400010020000000000000080036000
050008004090700600000200500580000000230000008000000400000100000407020000300000760
001024000006090000000000530000000350000000001290000087000700000002340000107000905

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