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Clement
Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania
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 Posted: Tue Dec 20, 2011 10:45 pm Post subject: Dec 21 VH |
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XY-Wing 369 pivoted in r6c9; r4c5<>9 solves it.
Also Type 1 UR 59; r3c6=3. |
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arkietech
Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA
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| Posted: Wed Dec 21, 2011 6:36 am Post subject: |
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| Code: | *-----------------------------------------------------------*
| 7 4 1 | 6 2 *59 | 3 8 *59 |
| 9 8 35 | 1 7 35 | 6 2 4 |
| 35 2 6 | 4 8 3-59 | 1 7 *59 |
|-------------------+-------------------+-------------------|
| 35 6 7 | 2 59 1 | 4 39 8 |
| 8 59 2 | 3 4569 46 | 7 69 1 |
| 1 39 4 | 7 69 8 | 2 5 36 |
|-------------------+-------------------+-------------------|
| 2 1 8 | 9 46 7 | 5 346 36 |
| 46 7 9 | 5 3 46 | 8 1 2 |
| 46 35 35 | 8 1 2 | 9 46 7 |
*-----------------------------------------------------------*
unique rectangle 59 r3c6<>59 |
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hughwill
Joined: 05 Apr 2010
Posts: 424
Location: Birmingham UK
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| Posted: Wed Dec 21, 2011 11:22 am Post subject: Dec 21 VH |
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| The 359 XY wing centred on R4C1 also does the trick. Almost a self-solving VH! |
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