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daj95376
Joined: 23 Aug 2008 Posts: 3854
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Posted: Mon Jan 05, 2009 12:03 am Post subject: Set N Puzzle 54 -- VH single-stepper |
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The Set N series is meant to be solved with VH techniques. This puzzle can be solved with one VH step.
Code: | +-----------------------+
| . . 1 | . 3 . | 4 . 6 |
| . 4 . | . 2 . | 1 . . |
| 8 . 3 | . . . | 5 . . |
|-------+-------+-------|
| . . . | 5 4 . | . . . |
| 5 9 . | 8 . 6 | . . . |
| . . . | . 1 3 | . . . |
|-------+-------+-------|
| 7 5 4 | . . . | 6 . . |
| . . . | . . . | . 4 . |
| 3 . . | . . . | . . 8 |
+-----------------------+
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Play this puzzle online at the Daily Sudoku site
Code: | XY-Wing [r3c5]/[r1c4]+[r3c2] <> 7 [r1c2]
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