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Tough Sudoku for 20/June/2005

                 
                 
                 
                 
                 
                 
                 
                 
                 

Choose a number, and place it in the grid above.

  1 2 3 4 5 6 7 8 9
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Submitted by: Gath

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16:07 Good?
540
30
after having a migraine i finally got off of my fanny and finished another day of the archive!
11.30
Easy eliminations to 28 filled.
h1/i2= 4 or 7. If h1=7 then both h4/e4 =4. Therefore, h1=4
Easy eliminations to 47 filled.
i9/i8= 1 or 2. If i9=1 then both c5/g5 =5.
Therefore i9=2.
Easy eliminations to full solution
11:17
3:13, but I cheated ;)
11:22 minutes; slo-o-ow! January 11, 2006.
9:00...03/12/06
10.49
29:23
May 8, 2007.
09/May/07 3:48 AM
Enjoyed solving this. Nice one.
01/Aug/07 8:43 AM

SE=7.1
03/Sep/10 11:52 AM
14:34.
13/Apr/19 4:51 PM
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