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Clement
Joined: 24 Apr 2006 Posts: 1110 Location: Dar es Salaam Tanzania
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Posted: Mon Oct 28, 2013 10:34 pm Post subject: Oct 29 VH |
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Code: |
+-------------------+------------+-------------+
| 6 13789 139 | 38 2 3789 | 4 5 *37 |
| 789 3789 5 | 4 6 3789 | 7-3 2 1 |
| 4 37 2 | 5 1 37 | 9 6 8 |
+-------------------+------------+-------------+
| 1789 123789 1349 | 23 45 6 | 2357 18 379 |
| 5 237 36 | 9 8 1 | 2367 37 4 |
| 189 12389 13469 | 7 45 23 | 2356 18 369 |
+-------------------+------------+-------------+
| 3 6 7 | 28 9 28 | 1 4 5 |
| 2 4 19 | 16 3 5 | 8 79 #67 |
| 19 5 8 | 16 7 4 | *36 39 2 |
+-------------------+------------+-------------+
| XY-Wing 36-67-37 pivoted in r8c9; r2c7<>3; stte. |
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hughwill
Joined: 05 Apr 2010 Posts: 422 Location: Birmingham UK
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Posted: Tue Oct 29, 2013 9:17 am Post subject: Oct 29 VH |
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Two 37 Y-wing one-steppers in boxes 3, 6 and 9 have the same
outcome as the 'double' 367-XY wing. |
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Dart45
Joined: 16 Apr 2008 Posts: 17 Location: Canada
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Posted: Tue Oct 29, 2013 12:32 pm Post subject: |
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Regardless of whether R5C8=3 or=7, R1C9=3 solves it! |
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