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Puzzle 11/02/01 A

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Tue Feb 01, 2011 10:19 pm    Post subject: Puzzle 11/02/01 A Reply with quote
Reasonable single-stepper.

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

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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Wed Feb 02, 2011 1:12 am    Post subject: Reply with quote
Searching for the one step proved futile, so I let nature take its course and used an XY-Loop and XY-Wing (472).
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peterj



Joined: 26 Mar 2010
Posts: 974
Location: London, UK
PostPosted: Wed Feb 02, 2011 6:57 pm    Post subject: Reply with quote
Lots of interesting BUG/MUG patterns but they didn't do any damage...
Code:
w-wing(27) (7=2)r2c3 - r9c3=r9c2 - (2=7)r5c2 ; r1c2<>7, r4c3<>7
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