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Dec 2 VH

 
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Marty R.



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

PostPosted: Fri Dec 02, 2016 6:24 am    Post subject: Dec 2 VH Reply with quote

Code:

+-------------+-------------+-------------+
| 9   58  14  | 25 3    7   | 128 16  246 |
| 6   358 7   | 1  248  45  | 238 9   24  |
| 138 2   134 | 68 4689 469 | 138 5   7   |
+-------------+-------------+-------------+
| 13  36  8   | 4  7    69  | 5   2   19  |
| 2   7   9   | 3  5    1   | 6   4   8   |
| 15  4   156 | 68 689  2   | 7   3   19  |
+-------------+-------------+-------------+
| 4   1   35  | 7  26   35  | 9   8   26  |
| 57  9   256 | 25 246  8   | 124 167 3   |
| 378 368 236 | 9  1    346 | 24  67  5   |
+-------------+-------------+-------------+

Play this puzzle online at the Daily Sudoku site

Quote:
XY-Wing (45-2) pivot r2c6=> -2r1c79,r2c5
XYZ -Wing (138) hinged in r3c1=> -3r3c3
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danw



Joined: 31 Jul 2012
Posts: 16
Location: Phoenixville, PA USA

PostPosted: Fri Dec 02, 2016 1:38 pm    Post subject: Reply with quote

Same first move for me as Marty but my second move was XY-Wing 46-2 hinged in r9c6=> -2r7c9. Marty's second move did not make sense to me but it won't be the first time.

DanW
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Earl



Joined: 30 May 2007
Posts: 677
Location: Victoria, KS

PostPosted: Fri Dec 02, 2016 2:20 pm    Post subject: Dec 2 VH Reply with quote

evident xy wing 245; then xyz wing 134 at R3C3; R3C1 cannot be 1.

Early Earl
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