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Puzzle 11/05/27: ~ XY

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Fri May 27, 2011 5:10 pm    Post subject: Puzzle 11/05/27: ~ XY Reply with quote
Code:
 +-----------------------+
 | . 3 . | 8 . . | . 5 . |
 | 9 4 . | 2 6 5 | . . 8 |
 | . . 5 | . 4 . | . . . |
 |-------+-------+-------|
 | 7 9 . | 6 . 1 | . . 5 |
 | . 1 3 | . 5 8 | . . . |
 | . 8 . | 9 3 . | . 4 . |
 |-------+-------+-------|
 | . . . | . . . | 1 . . |
 | 4 . . | . . 2 | . 8 . |
 | . 5 . | 3 . . | . . 2 |
 +-----------------------+

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peterj



Joined: 26 Mar 2010
Posts: 974
Location: London, UK
PostPosted: Sat May 28, 2011 8:52 am    Post subject: Reply with quote
Two steps...
Quote:
remotepair(26) ; r1c7<>26
w-wing(17) ; (7=1)r1c5 - r1c3=r2c3 - (1=7)r2c8 ; r1c79<>7
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tlanglet



Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills
PostPosted: Sat May 28, 2011 2:47 pm    Post subject: Reply with quote
Also two steps......

Quote:
RP (26); r1c7<>26
Anp(47=6)r1c79-r1c13=r3c2-(6=7)r8c2-r8c4=r3c4-(7)r1c5; r1c5<>7

Ted
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Sun May 29, 2011 4:32 pm    Post subject: Reply with quote
I used Coloring, r1c7<>2; X-Wing eliminated several 7s and internal analysis of the 89 DP in boxes 78 yielded common outcome, r2c3=1.
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