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Feb 6 VH

 
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Clement



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania
PostPosted: Tue Feb 05, 2013 10:37 pm    Post subject: Feb 6 VH Reply with quote
Code:

+----------------+---------+-------------+
| 1    9   2     | 7  56 4 | 56   3 8    |
| 8    567 *57    | 2  1  3 | 9    4 #56   |
| 34   56  34    | 56 8  9 | 2    7 1    |
+----------------+---------+-------------+
| 23   1   359   | 4  7  6 | 35   8 2359 |
| 2467 8   467   | 9  3  5 | 47   1 27   |
| 347  57  34579 | 1  2  8 | 3457 6 3579 |
+----------------+---------+-------------+
| 9    3   6-7    | 8  4  2 | 1    5 *67   |
| 567  4   8     | 56 9  1 | 367  2 367  |
| 56   2   1     | 3  56 7 | 8    9 4    |
+----------------+---------+-------------+
XY-Wing 57-56-67 pivoted in r2c9; r7c3<>7 solves it.
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Rocky Mozell



Joined: 28 Jul 2010
Posts: 34
Location: Boston, MA
PostPosted: Wed Feb 06, 2013 4:15 pm    Post subject: Reply with quote
Also the same xy wing pivoted at r2c3.
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