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yeoks
Joined: 16 May 2010
Posts: 33
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 Posted: Sat Jan 30, 2016 5:10 am Post subject: Jan 30 VH |
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After basics
| Code: |
+----------------+---------------------+--------------+
| 18 128 5 | 3 4 1278 | 1278 9 6 |
| 9 128 3 | 15678 12567 12678 | 1278 78 4 |
| 7 6 4 | 189 12 1289 | 1238 5 1238 |
+----------------+---------------------+--------------+
| 1568 9 7 | 1568 3 1268 | 4 68 28 |
| 14568 18 168 | 145678 12567 124678 | 2678 3 9 |
| 468 3 2 | 4678 9 4678 | 5 1 78 |
+----------------+---------------------+--------------+
| 168 7 1689 | 1469 16 13469 | 1368 2 5 |
| 2 5 1689 | 1679 167 13679 | 1368 4 138 |
| 3 4 16 | 2 8 5 | 9 67 17 |
+----------------+---------------------+--------------+
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Play this puzzle online at the Daily Sudoku site
XY-Wing 68-7 pivot in r4c8; r9c9<>7 and solves. |
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Marty R.
Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
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| Posted: Sat Jan 30, 2016 1:57 pm Post subject: |
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| Also a W-Wing (78) in boxes 36, SL 7 in c7 => -8r4c8. |
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dongrave
Joined: 06 Mar 2014
Posts: 564
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| Posted: Sat Jan 30, 2016 2:23 pm Post subject: |
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Look at all the candidates in that grid! I was sure it was going to take more than one VH move!
Hey Marty, Is that a record for the most candidates in a starting grid? Wow! |
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Marty R.
Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
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| Posted: Sat Jan 30, 2016 3:21 pm Post subject: |
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| I don't know if it's a record, but it's an ugly grid indeed. It wasn't easy to finish off because of all those polyvalue cells. |
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