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Set N Puzzle 39 -- VH single-stepper

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Sun Jan 04, 2009 11:51 pm    Post subject: Set N Puzzle 39 -- VH single-stepper Reply with quote
The Set N series is meant to be solved with VH techniques. This puzzle can be solved with one VH step.

Code:
 +-----------------------+
 | . 4 9 | . . . | 8 . . |
 | 3 1 . | 7 4 . | . 2 . |
 | 7 . 5 | . 9 . | . . . |
 |-------+-------+-------|
 | . 5 . | 3 7 . | 1 . . |
 | . 3 1 | 4 6 . | 2 . . |
 | . . . | . . 9 | 3 . . |
 |-------+-------+-------|
 | 6 . . | 9 3 7 | . . . |
 | . 7 . | . . . | . 3 . |
 | . . . | . . . | . . . |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site

Code:
         XY-Wing  [r4c3]/[r2c3]+[r4c6]   <> 8    [r2c6]
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