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Clement
Joined: 24 Apr 2006
Posts: 1113
Location: Dar es Salaam Tanzania
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 Posted: Tue Nov 01, 2011 11:33 pm Post subject: Nov 2 VH |
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| XY-Wing 13 19 39 pivoted in r9c2 or r9c8 solves it. |
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arkietech
Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA
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| Posted: Wed Nov 02, 2011 12:14 pm Post subject: |
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| Code: | *-----------------------------------------------------------*
| 7 8 2 | 1 56 4 | 3 56 9 |
| 3 5 1 | 2 68 9 | 7 68 4 |
| 4 6 9 | 358 7 358 | 1 58 2 |
|-------------------+-------------------+-------------------|
| 9 #13 56 | 7 4 56 | 2 #13 8 |
| 2 7 8 | 359 159 135 | 6 4 35 |
| 156 4 356 | 358 2 3568 | 59 139 7 |
|-------------------+-------------------+-------------------|
| 15 2 4 | 589 3 158 | 589 7 6 |
| 56 *39 356 | 4 589 7 | 58-9 2 1 |
| 8 1-9 7 | 6 159 2 | 4 *39 35 |
*-----------------------------------------------------------*
w wing 93
(9=3)r8c2-(3)r4c2=(3)r4c8-(3=9)r9c8
m wing?
(1=9)r9c2-(9)r9c8=(9-1)r6c8=r6c1 => r4c2,r7c1<>1 |
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Rocky Mozell
Joined: 28 Jul 2010
Posts: 34
Location: Boston, MA
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| Posted: Wed Nov 02, 2011 7:39 pm Post subject: |
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| 359 xy wing also pivoting at r9c8. |
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Marty R.
Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
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| Posted: Wed Nov 02, 2011 9:30 pm Post subject: |
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| Rocky Mozell wrote: | | 359 xy wing also pivoting at r9c8. |
Rocky, I can't find that on the grid posted, which is the same as the grid I have.  |
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