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PostPosted: Sat Aug 08, 2009 12:40 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 (Various techniques rated Hard and below, 1 Uniqueness Test 1 on {45} in g6). Select to view details.



Regular Clueless Special #60A (Novice)

Rating based on required solving techniques:  Moderate

Image

200030004000000906340609000070000190800000050009000000105008000030000810000002603
390700006002000090060080000001000050030000060000000080000049000000000005028005010
000089001590700000060000700006000003007000060003000400078200000005600300000001004
815000040000006000000420090000000400603000700070000000008000003540008900000007010
010000206000800003093060000009000000600000790000000000100090005200007480005000010
900000300000030810806009020740000530000000000005000200004800000000060000072004001
520000009000000000000431000080000700700000006006000400001002065000000000960000200
040200060000070040000003005004000008008000500090000070000500009030007002900000800
100000005000005300005270006000000090008000700700000000300420000091080020006900800



Regular Clueless Special #60B (Apprentice)

Rating based on required solving techniques:  Hard Indeed

Image

200030004000000906340609000070000190800000050009000000105008000030000810000002603
390700006002000090060080000001000050030000060000000080000049000000000005028005010
000089001590700000060000700006000003007000060003000400078200000005600300000001004
815000040000006000000420090000000400603000700070000000008000003540008900000007010
010000206000800003093060000000000000600000790000000000100090005200007480005000010
900000300000030810806000020740000030000000000005000200004800000000060000072004001
520000009000000000000431000080000700700000006006000400001002065000600000960700200
040200060000070040000003005004000008008000500090000070000500009030007002900000800
100000005000005300005270006000000090008000700700000000300420000091080020006900800



Regular Clueless Special #60C (Master)

Rating based on required solving techniques:  Extra Hard

Image

200030004000000906340609000070000190800000050009000000105008000030000810000002603
390700006002000090060080000001000050030000060000000080000049000000000005028005010
000009001590700000060000700006000003007000000003000400078200000005600300000001004
015000040000006000000020090000000400603000700070000000008000003540008900000007010
010000206000800003093060000009000000600000790000000000100090005200007480005000010
900000300000030810806009020740000030000000000005000200004800000000060000072004001
520000009000000000000431000080000700700000006006000400001002065000000000960700200
040200060000070040000003005004000008008000500090000070000500009030000002900000800
100000005000005300005270006000000090008000700700000000300420000091080020006900800

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