There are four difficulties to choose from.
All four puzzles have the same solution.A) Novice.
B) Apprentice (mainstream edition).
C) Master (71 Intersections, 8 Naked Pairs, 6 Naked Triplets, 1 Naked Quad,
3 Uniqueness Test 1: one in g2, one in g3 and one in g4).
Select to view GRID numbers.D) Grand Master (76 Intersections, 8 Naked Pairs, 3 Naked Triplets, 2 Naked Quads, 2 Hidden Pairs,
1 Uniqueness Test 1 in g2,
1 Uniqueness Test 2 in g7,
1 Uniqueness Test 3 in g7,
1 Y-Wing in g7,
1 XY-Wing in g7,
1 XYZ-Wing in g7).
Select to view GRID numbers.The advanced techniques are needed in 2 different grids.Regular Clueless Special #24A (Novice)Rating based on required solving techniques: Moderate
500607900090800004000000030640000000000000860000000300003020170000083090087500000
008100309100500000070030004003000085000000000001000000000000400046089700000006908
050240003000000000730001502000000000200000000006000080002410070070000008100068000
000200560005000002040609000000000900070000040000000087004002300002380005800001609
000060000002000340084001007000000000050000000000000072000010080705600000600004920
007050000005000034300096000060000000000000002001000000002000065009604000000070309
400000000000060075300015000000000000006000200058000060000400180003090006007100000
000000906002000070000235040000000000003000800650000001020509000500078000040000590
000000020040030109001907080086000000000000000000000940002070006000209051570000090
Regular Clueless Special #24B (Apprentice)Rating based on required solving techniques: Moderate
500600900090800004000000030640000000000000860000000300003020170000083090087500000
008100309100500000070030004003000085000000000001000000090000400046080700000006908
050040003000000000730001502000000000200000000006000280002410070070000008100068000
000000560005000002040609000000000000070000040000000087004002300002380005800001609
000060000002000340084001007030000000050000000000000072000000080705600000600004920
007000080005000034300096000060000500800000002001000000002000065009604000000070309
470000000000060075300015000000000000006000200058000060000400180003090006007100000
000000906002000070000235040000000000003000800650000001020509000500078000040000590
000000020040030109001907080086000000000000000000000940002070006000209051570000090
Regular Clueless Special #24C (Master)Rating based on required solving techniques: Super Hard
500600900090800004000000030640000000000000860000000300003020170000083090087500000
008100309100500000070030004003000085000000000001000000090000400046080700000006908
050040003000000000730001502000000000200000000006000280002410070070000008100068000
000000560005000002040609000000000000070000040000000087004002300002380005800001609
000060000002000340084001007030000000050000000000000072000000080705600000600004920
007000080005000034300096000060000000800000002001000000002000065009004000000070309
400000000000060075300015000000000000006000200058000060000400180003090006007000000
000000006002000070000235040000000000000000800650000001020509000500078000040000590
000000020040030109001907080086000000000000000007000940002070006000209051570000090
Regular Clueless Special #24D (Grand Master)Rating based on required solving techniques: Ultra Hard
500600900090800004000000030640000000000000860000000300003020170000083090087500000
008100309100500000070030004003000085000000000001000000090000400046080700000006908
050040003000000000730001502000000000200000000006000080002410070070000008100068000
000000560005000002040609000000000000070000040020000087004000300002380005800001609
000000000002000340084001007030000000050000000000000072000000080705600000600004920
007000080005000034300096000060000500800000002001000000002000065009604000000070309
470000000000060075300015000000000000006000200058000060000400180003090006007100000
000000906002000070000235040000000000003000800650000001020509000500078000040000590
000000020040030109001907080086000000000000000000000940002070006000209051570000090
_________________
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