There are four difficulties to choose from.
All four puzzles have the same solution.
A) Novice.
B) Apprentice (mainstream edition).
C) Master (2 Y-Wings).
D) Guru.
Regular Clueless Special #3A (Novice)
Rating based on required solving techniques: Moderate
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006000400000900032012804000000000103200000500170000000700002010031050706000000000
040010000200050036906007000000000000000000080807000320010000903005400070020708000
000010030074950000000004000600000000030000081250000000000000000080700006500020700
046007000000850000002000080008000010900000002020000860287090600000100050000000000
009400070070809600040000801103000000000000300080000160000040900001007008095000000
900000005004090000010700290000000008006000003870000020007003040000209010020000600
000009000030106087070000400065000200020000070000000090200000000590617003006000000
900000003000790020071603000120000000004000830080000900093004000047080090000060370
Regular Clueless Special #3B (Apprentice)
Rating based on required solving techniques: Moderate
002890007184000030030000050050000300200000009000000000600000810009020000000000000
806000000040900032010004000000000000200000507100000000700000300031050726000000000
040010000270000006906007000000000000300000000800000320010000903000400070020708000
900016030074000000000004900640000000030000081200000000000500000080700006000020700
046007000000850000002000080008000010904000000000000000207090600000100050000000000
819400070070809600040000001003000000000000380000000000000040900000007028095000000
900000405000090000010700200000000008000000003005000000007003040080009010020000600
000009600030106007070000400060000200800000000000000090200000000590617003006000000
906108003000000020071000000120000000004000830000000900503000000040080090000060070
Regular Clueless Special #3C (Master)
Rating based on required solving techniques: Super Hard
002890007184000030030000050050000300200000009000000000600000810009020000000000000
806000000040900032010004000000000000200000507100000000700000300031050726000000000
040010000270000036906000000000000000300000000800000320010000903000400070020708000
900016030074000000000004900640000000030000081200000000000500000080700006000020700
046007000000850000002000080008000010904000000000000000207090600000100050000000000
819400070070809600040000001003000000000000380000000000000000900000007028095000000
900000405000090000010700200000000008000000003005000000007003040080009010020000600
000009600030106007070000400060000200800000000000000090200000000590617003006000000
906108003000000020071000000120000000004000830000000900003004000040080090000060370
Regular Clueless Special #3D (Guru)
Rating based on required solving techniques: Ultra Hard
002090000184000030030000058050000300200000079000000500000007014809020000000000000
006000400000900032012804000000000103200000500170000000700002010031050706000000000
040010000200050036906007000000000000000000080807000320010000903005400070020708000
000010030074950000000004000600000000030000081250000000000000000080700006500020700
046007000000850000002000080008000010900000002020000860207090600000100050000000000
009000070070809600040000801103000000000000300080000160000040900001007008095000000
900000005004090000010700290000000008006000003870000020007003000000209010020000600
000009000030106087070000400065000200020000070000000090200000000590017003006000000
900000003000790020071603000120000000000000830080000900093004000047080090000060370