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ZeroAssoluto
Joined: 05 Feb 2017
Posts: 1019
Location: Rimini, Italy
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 Posted: Tue Mar 29, 2022 9:34 am Post subject: Mar 29 VH |
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Hi everyone,
| Code: |
+-------------+-------------+---------------+
| 9 6 124 | 125 8 15 | 1247 1247 3 |
| 124 8 5 | 12 3 7 | 9 124 6 |
| 123 7 123 | 6 4 9 | 125 8 15 |
+-------------+-------------+---------------+
| 5 9 23 | 8 7 23 | 14 6 14 |
| 1237 12 6 | 4 25 1235 | 8 57 9 |
| 8 4 17 | 15 9 6 | 57 3 2 |
+-------------+-------------+---------------+
| 247 25 247 | 3 1 8 | 6 9 457 |
| 147 15 8 | 9 6 245 | 3 245 457 |
| 6 3 9 | 7 25 245 | 1245 1245 8 |
+-------------+-------------+---------------+
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Play this puzzle online at the Daily Sudoku site
XY-Wing 1,2,5 in r5c25,r6c4 and -1 in r5c6,r6c3
Ciao Gianni |
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Mogulmeister
Joined: 03 May 2007
Posts: 1151
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| Posted: Tue Mar 29, 2022 10:23 am Post subject: |
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| Code: | +-------------+-------------+---------------+
| 9 6 124 | 125 8 15 | 1247 1247 3 |
| 124 8 5 | 12 3 7 | 9 124 6 |
| 123 7 123 | 6 4 9 | 125 8 15 |
+-------------+-------------+---------------+
| 5 9 d23 | 8 7 c23 | 14 6 14 |
|123-7 12e 6 | 4 b25 1235 | 8 a57 9 |
| 8 4 f17 | 15 9 6 | 5-7 3 2 |
+-------------+-------------+---------------+
| 247 25 247 | 3 1 8 | 6 9 457 |
| 147 15 8 | 9 6 245 | 3 245 457 |
| 6 3 9 | 7 25 245 | 1245 1245 8 |
+-------------+-------------+---------------+ |
Extending beyond xy wing (a little) we find pincers for 7 at a (r5c8) and f (r6c3) follow the chain from a to f and 7's are removed from r5c1, r6c7. Puzzle solved. |
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