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Puzzle 11/06/10: A XY

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854

PostPosted: Fri Jun 10, 2011 10:19 pm    Post subject: Puzzle 11/06/10: A XY Reply with quote

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

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peterj



Joined: 26 Mar 2010
Posts: 974
Location: London, UK

PostPosted: Sat Jun 11, 2011 8:35 am    Post subject: Reply with quote

Quite a few basics - then a wing...
Quote:
l-wing(13) ; (3)r8c4=r2c4 - r2c3=(3-1)r5c3=r5c4 ; r8c4<>1
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tlanglet



Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills

PostPosted: Sat Jun 11, 2011 2:28 pm    Post subject: Reply with quote

Interesting puzzle........

Quote:
anp(27=3)r72c4-r2c3=r5c3-(3=7)r5c7-(7=2)r5c1; r5c4<>2=1

Ted
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

PostPosted: Sun Jun 12, 2011 4:58 am    Post subject: Reply with quote

Remote Pairs (12); R2C3<>2 + transport; R2C4<>2
AIC; r5c4<>2
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daj95376



Joined: 23 Aug 2008
Posts: 3854

PostPosted: Sun Jun 12, 2011 5:52 am    Post subject: Reply with quote

This puzzle was stingy with its XY-rated moves. Among them:

Code:
M-Wing 1B: (3=1)r8c4 - r5c4 = (1-3)r5c3 = (3)r2c3  =>  r2c4<>3
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