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PostPosted: Mon Oct 19, 2009 7:59 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 three difficulties to choose from.
All three puzzles have the same solution.
The difficulty levels explained     The ratings explained

A) Novice.
B) Apprentice (mainstream edition).
C) Master (62 Intersection, 2 Naked Pair, 2 Naked Triplet, 1 Y-Wing on 5 with {58} pincers in g10, 1 Skyscraper on 7 in g5). Select to view details.
The advanced techniques are needed in 2 different grids.



Regular Clueless Special #65A (Novice)

Rating based on required solving techniques:  Moderate

Image

000060100080000000090500060420000700000000500008000009002050800300040007006000301
000900000700000004890024005003000090018000000070000063500000400001007020900301050
030000009200078000070020305000000058096000000000000060008000000000700004005004270
008040009050080000900000500006000050003000700009000080000000012030029670040600000
009018000054000003020300070000000700180000290040000000006002400000070106200000000
000005000901000050300060097007000004000000600030000070100300000040000006005200783
500010090100003402900060010080000700070000000000000200702000500009100000800004176
020000300000050080600000900009000003030000000500000008000065024070000500006800010
801900070007000090000050401036000000500000600400000300000400060370002080000090002



Regular Clueless Special #65B (Apprentice)

Rating based on required solving techniques:  Hard

Image

030069100080000005090500060420000700000000500008000009002050800300040007006000301
000900000700000004890024005003000090010000040070000063500000400001057029900301050
030000009200078000070020305000000058096000400000000060008000000000750004005004270
008040039050980020900000500006000050003000700009000081600000012030029670040600000
009018600054000003020300070000000700180000290040000000006002430400070106200000000
700005000901030050300060097007000004000000600036000070100300000043000006005240783
500012090100003402900060010080000700070000900000000200702000500009100000800924176
020000300000050080600203900009000003030000600500000208000005024070000500006830010
801000070007000090000050401036000009500000600400000300100400760370002080000090002



Regular Clueless Special #65C (Master)

Rating based on required solving techniques:  Super Hard

Image

000060100080000000090500060420000700000000500008000009002050800300000007006000301
000900000700000004890024005003000090010000000000000063500000400001057020900301050
030000009200078000070020305000000058096000000000000060008000000000700004005004270
008040009050080000900000500006000050003000700009000080000000002030029670040600000
009008000054000003020300070000000000180000290040000000006002400000070106200000000
000005000901000050300060097007000004000000600000000000100000000040000006005200783
500000090100003402900060010080000000070000900000000200002000500009100000800004176
020000300000050080600000900009000003030000000500000008000005024070000500006800010
801000070007000090000050401036000000500000600400000300000400060370002080000090002

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