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Jul 6 VH

 
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Clement



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania
PostPosted: Sun Jul 05, 2015 9:54 pm    Post subject: Jul 6 VH Reply with quote
Code:

+---------+----------+-----------+
| 5 3  4  | 8  9   7 | 2  1  6   |
| 2 9  17 | 46 146 5 | 48 3  478 |
| 6 8  17 | 3  14  2 | 9  47 5   |
+---------+----------+-----------+
| 4 5  8  | 7  3   9 | 1  6  2   |
| 3 1  9  | 5  2   6 | 7  48 48  |
| 7 2  6  | 1  8   4 | 3  5  9   |
+---------+----------+-----------+
| 8 67 3  | 9  5   1 | 46 2  47  |
| 9 4  5  | 2  67  3 | 68 78 1   |
| 1 67 2  | 46 467 8 | 5  9  3   |
+---------+----------+-----------+
XY-Wing 47-8 pivoted in r3c8; r8c7<>8; stte
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hughwill



Joined: 05 Apr 2010
Posts: 424
Location: Birmingham UK
PostPosted: Sun Jul 05, 2015 11:11 pm    Post subject: Reply with quote
Plus another 784 XY-wing and W wings on
47 and 48. And I bet that won't be the end of it....

Hugh
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dongrave



Joined: 06 Mar 2014
Posts: 568
PostPosted: Mon Jul 06, 2015 1:30 pm    Post subject: Reply with quote
There's also another 47-8 XY-wing with pivot at r7c9.
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Mon Jul 06, 2015 5:31 pm    Post subject: Reply with quote
BUG+3=>-4r2c4, although I didn't test to make sure it solves it.
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bat999



Joined: 09 Jul 2015
Posts: 55
Location: UK
PostPosted: Thu Jul 09, 2015 9:32 pm    Post subject: Reply with quote
Code:
.-----------.------------.---------------.
| 5  3   4  | 8   9    7 |  2    1   6   |
| 2  9   17 | 46  146  5 |  8-4  3   478 |
| 6  8   17 | 3   14   2 |  9   d47  5   |
:-----------+------------+---------------:
| 4  5   8  | 7   3    9 |  1    6   2   |
| 3  1   9  | 5   2    6 |  7    48  48  |
| 7  2   6  | 1   8    4 |  3    5   9   |
:-----------+------------+---------------:
| 8  67  3  | 9   5    1 | a46   2   47  |
| 9  4   5  | 2   67   3 | b68  c78  1   |
| 1  67  2  | 46  467  8 |  5    9   3   |
'-----------'------------'---------------'
(4=6)r7c7 - (6=8)r8c7 - (8=7)r8c8 - (7=4)r3c8 => -4r2c7; stte
Cool
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