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May 6 VH

 
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Clement



Joined: 24 Apr 2006
Posts: 685
Location: Dar es Salaam Tanzania

PostPosted: Sat May 05, 2012 10:36 pm    Post subject: May 6 VH Reply with quote

XY-Wing 39 37 79 pivoted in r1c7; r3c7<>9 solves it.
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Marty R.



Joined: 12 Feb 2006
Posts: 5175
Location: Rochester, NY, USA

PostPosted: Sun May 06, 2012 1:20 am    Post subject: Reply with quote

This one offers multiple possibilities, with both standard VH moves and non-VH moves.

Code:

+--------+--------------+------------+
| 1 4 8  | 357   9  357 | 37  6  2   |
| 6 7 9  | 4     13 2   | 5   18 38  |
| 3 2 5  | 17    6  8   | 179 4  79  |
+--------+--------------+------------+
| 8 5 27 | 12379 13 379 | 6   19 4   |
| 4 3 1  | 79    58 6   | 2   89 578 |
| 9 6 27 | 127   58 4   | 17  3  58  |
+--------+--------------+------------+
| 5 8 4  | 6     7  39  | 39  2  1   |
| 7 9 3  | 8     2  1   | 4   5  6   |
| 2 1 6  | 359   4  359 | 8   7  39  |
+--------+--------------+------------+

Play this puzzle online at the Daily Sudoku site
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