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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 (0 [ZERO] Intersection, 1 Naked Pair, 2 Uniqueness Test 1: one on {35} in g9 and one on {15} in g9, 1 Uniqueness Test 5 on {47} in g9). Select to view details.

   Part 1 of mini-mini Walktrough (1. Uniqueness Test 1):

   Part 2 of mini-mini Walktrough (Uniqueness Test 5):

   Part 3 of mini-mini Walktrough (2. Uniqueness Test 1):

Regular Clueless Special #51A (Novice)

Rating based on required solving techniques:  Moderate

000000300000040102700080000060000000030000050080000003905004000024000008300900027
000600000007000300060019040000000004806000190200000005000005000540080007080700400
000403089000000040508109000000000000980000402300000090790000100060094075020000000
000300001005000086103096400068000000007000200000000007080000005000200040602007800
000090020000000807005100000040000000090000450000000008800009004100065003054002001
000000450100600000067300090900000000304000709000000004000000040029000800080400007
000070002070000006093000050800000001030000400960000870000290000100007060080030204
000000001000003024032090500000000090701000200080000043000000030025084000010020050
000000600310000200006208090000000028800000000104000700050703006030006010060002000



Regular Clueless Special #51B (Apprentice)

Rating based on required solving techniques:  Definitely Hard

000500300000040102702080000060000800030000050080000003905004000024000008300900027
000600000007000300060019040000000004806000190200000005000405000540080007080700400
000403089000000040508109000000000000980000402300000090790000100060094075020000900
000300001005000086103096400068000000007000200000000007080000005000208040602007800
000090020000000807005100000540000000090000450000000008800009004100065003054002001
000000450100600000067300090900000000304000709000000004000008040029000800080400007
000078002070000006093000050000000001030000400960000870000290000100007060080030204
000000001000003024032090500000000090701000200080000043600000032025084000010020050
000000600310000200006208090000000028800000000104000700050703006030006010060002000



Regular Clueless Special #51C (Master)

Rating based on required solving techniques:  Not really Ultra Hard

100500380000040102702080000060000000030000050080000003905024030024000008300950027
000600010007000300360019040000000004006000190200000005000405001540080007080700400
000403089000000040548109000000000000980000452300000000790600100060094075020000900
000300001005000086103096400068000090007000260000000007080000005000208040602007809
060098020000000807085100000540000000090000450000000008800009064100065003054002001
000007456100600000067300090900000000304000709000000004001008040029500801080400007
000078002070000006093100050800000001030000400960000870000290000150007060080030204
000000001100053024032090500000000090701000200080000043690000032025084000010020050
000000600310000200006008090000000028800000000104000700050703806030006010060002000

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