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Clement
Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania
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 Posted: Fri May 18, 2012 10:55 pm Post subject: May 19 VH |
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After the Basics | Code: |
+------------+-----------+------------+
| 8 7 2 | 69 5 1 | 4 69 3 |
| 345 6 345 | 89 2 48 | 589 7 1 |
| 9 1 45 | 3 7 468 | 2 -56 58 |
+------------+-----------+------------+
| 7 2 19 | 168 3 5 | 689 4 89 |
| 56 8 19 | 16 4 7 | 3 59 2 |
| 456 3 456 | 2 9 68 | 568 1 7 |
+------------+-----------+------------+
| 2 5 7 | 4 8 9 | 1 3 6 |
| 36 49 36 | 7 1 2 | 59 8 459 |
| 1 49 8 | 5 6 3 | 7 2 49 |
+------------+-----------+------------+
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XY-Wing 59 89 58 pivoted in r4c9; r3c8<>5 solves it.
Also Type 1 UR 49in r89c29; r8c9<>49. |
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