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Puzzle 11/04/24: B Moderate

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Sun Apr 24, 2011 5:36 pm    Post subject: Puzzle 11/04/24: B Moderate Reply with quote
Code:
 +-----------------------+
 | 2 . 3 | . . . | . 7 1 |
 | . 9 . | . . . | . 2 . |
 | 6 . 1 | . . 4 | 9 8 3 |
 |-------+-------+-------|
 | . . . | 9 . . | . 3 . |
 | . . . | . 2 . | 5 1 . |
 | . . 5 | . . 1 | 8 . . |
 |-------+-------+-------|
 | . . 8 | . 4 9 | 2 . 6 |
 | 4 6 2 | 5 8 . | . . . |
 | 5 . 9 | . . . | 3 . . |
 +-----------------------+

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peterj



Joined: 26 Mar 2010
Posts: 974
Location: London, UK
PostPosted: Mon Apr 25, 2011 5:00 pm    Post subject: Reply with quote
A 4-cell xy chain... a.k.a an xy-wing with pseudo-cell Wink
Quote:
(5=7)r3c2-(7=4)r2c3 - (4=6)r4c3 - (6=5) r4c5 ; r3c5<>5
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Tue Apr 26, 2011 12:54 am    Post subject: Reply with quote
Arrrgh!! What a waste. Probably only the 2nd Squirmbag of my life and it meant nothing, but I played it anyways, eliminating a few 7s.

X-Wing; r2c14<>7
XY-Chain, five-cell; r2c3, r456c2<>4

Edited to correct terminology. It was a Jellyfish, not Squirmbag.
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