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Feb 21 DB

 
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Earl



Joined: 30 May 2007
Posts: 677
Location: Victoria, KS
PostPosted: Sat Feb 21, 2009 1:22 pm    Post subject: Feb 21 DB Reply with quote
The Feb 21 DB moves along rapidly to a BUG+1. An xy-chain (4 pincer)will also solve it.

Earl

Code:

+-------+-------+-------+
| . 5 . | . . 4 | . 6 . |
| 4 . . | 3 . 5 | . . . |
| 3 1 9 | . . . | 4 . . |
+-------+-------+-------+
| . 6 . | . . . | . . 3 |
| . . . | 1 . 6 | . . . |
| 8 . . | . . . | . 5 . |
+-------+-------+-------+
| . . 1 | . . . | 6 8 4 |
| . . . | 5 . 9 | . . 1 |
| . 3 . | 8 . . | . 7 . |
+-------+-------+-------+

Play this puzzle online at the Daily Sudoku site
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keith



Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA
PostPosted: Sun Feb 22, 2009 9:39 am    Post subject: Reply with quote
Or, a W-wing?

Keith
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