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Mar 7 VH

 
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Clement



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania
PostPosted: Wed Mar 06, 2013 10:16 pm    Post subject: Mar 7 VH Reply with quote
Code:

+-----------+-------------+-------------+
| 23  9 1   | 4  6-7   5   | 238  67 28  |
| 8   5 4   | 2  3    -67  | 1    67 9   |
| 237 6 27  | 8  9    1   | 23   5  4   |
+-----------+-------------+-------------+
| 1   8 6   | 57 2457 479 | 4579 49 3   |
| 27  4 279 | 6  2578 3   | 5789 1  578 |
| 5   3 79  | 1  478  479 | 4789 2  6   |
+-----------+-------------+-------------+
| 4   7 3   | 9  56   2   | 56   8  1   |
| 9   2 8   | 57 1    46  | 46   3  57  |
| 6   1 5   | 3  47   8   | 2479 49 27  |
+-----------+-------------+-------------+
XY-Wing 47-46-67 pivoted in r8c6; r1c5<>7 solves it, or
the same pivoted in r9c5; r2c6<>6.
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Thu Mar 07, 2013 1:45 am    Post subject: Reply with quote
Or 56-7, pivoted in r7c5.
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