There are three difficulties to choose from.
All three puzzles have the same solution.A) Novice.
B) Apprentice (mainstream edition).
C) Master (43 Intersections, 4 Naked Pairs, 1 Naked Triplets, 2 Naked Quads,
1 Uniqueness Test 2 in g9,
1 late and easy XY-Wing in g3).
Select to view GRID numbers.The advanced techniques are needed in 2 different grids.Regular Clueless Special #33A (Novice)Rating based on required solving techniques: Moderate
000041000500000300070000045450000000007000080800000200000063007019000800080000400
001000060000040000000000003000000078800000006940000002000080000050019400023000089
400007600700000509008906000000000000300000010001000030000060000086005700070800005
000000008060500170020000000000000583300000000007000000200070904003020001180009000
001000000020000007063040021000000005008000010000000004800010000004005000300800590
190000000000046007030000068000000000060000800050000910049000000000890230007003000
000005047030000000089040030004000000000000020000000305100708000000200090320000050
000090040000080005074002000002000960050000100006000400180003020600070530400009006
000002000706500000000000826050000000000000965002000000041000009005070300060209080
Regular Clueless Special #33B (Apprentice)Rating based on required solving techniques: Moderate
600041000500007000070000045450000060000000080800000200000063007019070000000000400
081900060000040000000000093000000070800000006940000002000080000050010430123000009
400007600700000509008906000000000002300000010801000030000060000080000740070800005
000000008060500170020000000000000583390000000007000000200070904003020001080009000
000002000020000007063040001100000005008000010005000004800010000004005000000800590
190000000000346007030000068000000000060000800050000910349000000000800230007003000
000005047030000000089040030004000000000000020000000000100700000000200190326000050
500000240000000005070002000002000900050000100006000400180003020000070500400009006
000902000706500000500000826050000000100000000002000000041000609000070300060200000
Regular Clueless Special #33C (Master)Rating based on required solving techniques: Ultra Hard
600041000500007300000000045450000000007000080000000200000063007019000000080000400
080930060000040000000000003000000070800000006940000002000000000050010400023000089
400000600700000509008906000000000000300000010000000030000760100086005040070800000
030000008060500170000000000000000583000000000007000000200070904003020001180009000
000002000020001007063040021100000005008000000000000004800010003004005000300800500
190000003000046007000000068000000000460000800050000900049600000000090230007003009
000090047030000000089040000004000000000000020070000305100708000000200090306000050
000090040000080005074002000002000900050000100006000400180003020600070530400009006
000000000706500000500000826000000000100000905002000000041000609005070300000209000
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