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Mar 10 VH

 
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Clement



Joined: 24 Apr 2006
Posts: 1110
Location: Dar es Salaam Tanzania

PostPosted: Fri Mar 09, 2012 10:03 pm    Post subject: Mar 10 VH Reply with quote

XYZ-Wing 236 hinged in r3c3; r3c1<>3 solves it.
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

PostPosted: Sat Mar 10, 2012 5:32 am    Post subject: Reply with quote

Or a 346 XY-Wing pivoted in r3c1; r1c7<>6.

Code:

+-----------------+-------------+--------------+
| 349  36   5     | 2   34  1   | 369 7    8   |
| 8    1    239   | 6   7   34  | 39  2359 45  |
| 34   7    236   | 9   5   8   | 1   23   46  |
+-----------------+-------------+--------------+
| 6    9    8     | 35  1   7   | 4   35   2   |
| 357  2    37    | 358 49  49  | 368 1    56  |
| 1    345  34    | 358 6   2   | 7   358  9   |
+-----------------+-------------+--------------+
| 379  38   1379  | 4   389 5   | 2   6    137 |
| 3579 3568 3679  | 1   2   369 | 89  4    37  |
| 2    3468 13469 | 7   389 369 | 5   89   13  |
+-----------------+-------------+--------------+

Play this puzzle online at the Daily Sudoku site
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