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Oct 12 VH

 
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hughwill



Joined: 05 Apr 2010
Posts: 422
Location: Birmingham UK

PostPosted: Wed Oct 12, 2016 10:28 am    Post subject: Oct 12 VH Reply with quote

After basics:
Code:

+-----------+------------+------------+
| 13 35 6   | 8  9   4   | 17 2   57  |
| 27 9  27  | 1  56  56  | 8  3   4   |
| 8  4  15  | 3  2   7   | 9  15  6   |
+-----------+------------+------------+
| 5  78 3   | 4  18  189 | 2  6   79  |
| 4  6  278 | 27 58  589 | 3  79  1   |
| 27 1  9   | 27 36  36  | 5  4   8   |
+-----------+------------+------------+
| 6  35 15  | 9  7   13  | 4  8   2   |
| 9  2  4   | 6  138 138 | 17 157 357 |
| 13 78 78  | 5  4   2   | 6  19  39  |
+-----------+------------+------------+

Play this puzzle online at the Daily Sudoku site
One step today:
Quote:
A 19-7 XY wing pivot r9c8::-7r8c8::9r9c8 stte
Hugh
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JC Van Hay



Joined: 13 Jun 2010
Posts: 494
Location: Charleroi, Belgium

PostPosted: Wed Oct 12, 2016 11:33 am    Post subject: Reply with quote

Code:
+---------------+--------------+-----------------+
| 3(1)  35  6   | 8   9    4   | 7(1)  2     57  |
| 27    9   27  | 1   56   56  | 8     3     4   |
| 8     4   15  | 3   2    7   | 9     5-1   6   |
+---------------+--------------+-----------------+
| 5     78  3   | 4   18   189 | 2     6     79  |
| 4     6   278 | 27  58   589 | 3     79    1   |
| 27    1   9   | 27  36   36  | 5     4     8   |
+---------------+--------------+-----------------+
| 6     35  15  | 9   7    13  | 4     8     2   |
| 9     2   4   | 6   138  138 | 7-1   157   357 |
| 3(1)  78  78  | 5   4    2   | 6     9(1)  39  |
+---------------+--------------+-----------------+
XWing{1L19} -> -{1r3c8, 1r8c7}; stte
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

PostPosted: Wed Oct 12, 2016 1:44 pm    Post subject: Reply with quote

I never noticed the XY-Wing, I did see the 157 XYZ-Wing hinged in r8c8=> -1r9c8.
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hughwill



Joined: 05 Apr 2010
Posts: 422
Location: Birmingham UK

PostPosted: Thu Oct 13, 2016 1:38 pm    Post subject: Reply with quote

JC Van Hay wrote:
[XWing{1L19} -> -{1r3c8, 1r8c7}; stte

And is that a skyscraper on 1 c17 -1r9c8 stte ?
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

PostPosted: Thu Oct 13, 2016 7:35 pm    Post subject: Reply with quote

I'm not JC, but he played a Skyscraper/ X-Wing in r19, but your c17 works too.
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