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Børge
PostPosted: Fri May 29, 2009 12:27 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. Using basic techniques almost 95% of the puzzle can be solved. To solve the last 5% advanced techniques are required.
   List with cloaked techniques, digit(s) and grid(s):
Hidden Text: 
Technique                 on Digit(s)              in Grid(s)

Uniqueness Test 3         on {17}                  in g2                  
Y-Wing                    on 5 with {56} pincers   in g2                  
Skyscraper                on 6                     in g2                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
-----                     on -                     in --                  
   A hint:
Hidden Text:
The Ultra Hard technique is NOT a Chain.
   A mini-mini Walktrough:
Hidden Text:
Image





Image





Image


Regular Clueless Special #55A (Novice)

Rating based on required solving techniques:  Moderate

Image

000007000100005000000100073038000000070000008000000200090080005200906000706000910
530000002000040107007900080000000060300000050705000800000000000802004003100080400
400000006000004070050000300092000000005000100000000230009001000800000021020308005
000073065000005010003000700000000076500000000060000500230000000900060201040507009
030000001000004080000270400000000090950000000007000200000050000302907004000000700
020000100047000030000065020000000903100000000009000080000000090608904500002006001
046900000000000100000073060005000040800000007000000003003006700500040002020700009
009000000100609000000000630080000001030000080004000000000030070090200005010000006
205030000000160030000200080080000070706000500000000000000300009590000001047600000



Regular Clueless Special #55B (Apprentice)

Rating based on required solving techniques:  Hard

Image

000007000100005000000100073038000000070000008000000200090080005200906000706000910
530000002000040107007900080000000060300000050705000800000000000802004003100080400
400000006000004070050000300092000000005000100000000230009001000800000021020308005
000073065000005010003000700000000076500000000060000500230000000900060201040507009
030000001000004080000270400000000090950000000007000200000050000302907004000000700
020000100047000030000065020000000903100000000009000080000000090608904500002006001
046900000000000100000073060005000040800000007000000003003006700500000002020700009
009000000100609000000000630080000001030000080004000000000030070090200005010000006
205030000000160030000200080080000070006000500000000000000300009590000001047600000



Regular Clueless Special #55C (Master)

Rating based on required solving techniques:  Ultra Hard

Image

000000000100005000000100073030000000070000008000000200090080005200906000706000910
500000002000040107007900080000000060300000050705000800000000000802004003100080400
400020006000004070050000300092000000005000100000000230009000000800000021020308005
000073065000005010003000700000000070500000000060000500230000000900060201040507009
030000001000004080000270400000000000950000000007000200000050000302907004000000700
020000100047000030000005020000000003100000000009000080000000090608904500002006001
046900000000000100000073060005000040800000007000000013003006000500040002020700009
009000000100609000000000630080000001030000080004000000000030070090200005010000006
205030000000160030000200080080000070006000500000000000000300009590000001047600000

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