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PostPosted: Fri Oct 02, 2009 12:52 pm 
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Grand Master
Grand Master
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Joined: Mon Apr 21, 2008 10:32 am
Posts: 868
All sudoku puzzles in this forum post are the intellectual property of Børge Alexander Tetlie Anderssen.
Copyright © 2009 Børge Alexander Tetlie Anderssen. All rights reserved. Terms of Use.


There are four difficulties to choose from.
All four puzzles have the same solution.
The difficulty levels explained     The ratings explained

A) Novice.
B) Apprentice (mainstream edition).
C) Master (61 Intersection, 7 Naked Pair, 4 Naked Triplet, 3 Naked Quad, 1 Hidden Pair, 1 Y-Wing on 6 with {67} pincers in g1, 1 Skyscraper on 6 in g4). Select to view details.
The advanced techniques are needed in 2 different grids.
D) Grand Master (70 Intersection, 8 Naked Pair, 6 Naked Triplet, 3 Naked Quad, 1 Hidden Pair, 1 X-Wing on 1 in g5, 2 Skyscraper: one on 4 in g9 and one on 6 in g4, 1 Finned X-Wing on 7 in g10, 3 Y-Wing: one on 5 with {25} pincers in g5, one on 7 with {57} pincers in g5 and one on 6 with {67} pincers in g1). Select to view details.
The advanced techniques are needed in 5 different grids.



Regular Clueless Special #64A (Novice)

Rating based on required solving techniques:  Moderate

Image

000000005800000260051203000090000026100000000003000009000000502005180930300025000
000108000000000500637900080400000000820000006003000002006030000090400071100000000
000200000000000035159008020003000001207000000000000050078040002000001008940000000
800900000004000250001043060000000090000000000407000010009000000500030006040005708
000080060006400900100000800020000003050000090003000004000007000700090000045002008
004000006000000005006081090000000000400000300503000200000800020000005000045060709
500000003000000000003194008200000001050000009004000000060807020000000000040010506
400000016000000000051042080070000400003000020060000008004020000897001050000800060
020060005500000080000100402602000004100000000000000003006900310000005068210300000



Regular Clueless Special #64B (Apprentice)

Rating based on required solving techniques:  Tough

Image

000000005800000260051003000090000026100000000003000009000000502005180930300025000
000108000000000500637900080400000000820000006003000002006030000090400070100000000
000200000000000035159008020003000001207000000000000050078040002000001008940000000
800900000004000250001043060000000090000000000407000010009000000500030006040005708
000080060006400900100000800020000003050000090003000004000007000700090400045002008
004000006000000005006081090000000000400000300503000200000800020000000000045060709
500000003000000000003194008200000001000000009004000000060807020030000000040010506
400000016000000000051042080070000400003000020060000008004020000897001050000800060
020060005500000080000100402602000004100000000000000003006900310000005068210300000



Regular Clueless Special #64C (Master)

Rating based on required solving techniques:  Super Hard

Image

000000005800000260051003000090000026100000000003000000000000502005180930300025000
000108000000000500637900080400000000820000006003000002006030000090400070100000000
000200000000000035159008020003000001207000000000000050078040002000001008940800000
000900000004000250001043060000000090000000000407000010009000000500030006040005708
000089060006400900100000800020000003050000090003000004000007000700890400045002008
004000006000000005006081090000000004400000300503000200000800020000070000045060709
500000003000000000003194008200000001000000009004000200060807020000000000040010506
400000016000000000051042080000000400003000020060000008004020000897001050000800060
020060005500000080000100402602000004100000000000000003006900310000005068210300000



Regular Clueless Special #64D (Grand Master)

Rating based on required solving techniques:  Super Hard

Image

000000005800000260051003000090000026100000000003000000000000502005180930300025000
000108000000000500637900080400000000820000006003000002006030000090400070100000000
000200000000000035159008020003000001207000000000000050078040002000001008940800000
000900000004000250001043060000000090000000000407000010009000000500030006040005708
000089060006400900100000800020000003050000090003000004000007000700890400045002008
004000006000000005006081090000000004400000300503000200000800020000070000045060709
500000003000000000003194008200000001000000009004000200060807020000000000040010506
400000016000000000051042080000000400003000020060000008004000000897001050000800060
020060005500000080000100402602000004100000000000000003006900310000005068210300000

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