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		| daj95376 
 
 
 Joined: 23 Aug 2008
 Posts: 3854
 
 
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				|  Posted: Thu May 27, 2010 3:48 pm    Post subject: Puzzle 10/05/27: (A) |   |  
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				|  	  | Code: |  	  | +-----------------------+ | 8 1 . | 6 . . | . . 7 |
 | 9 3 . | . . . | . . . |
 | . . 6 | . . . | . 9 . |
 |-------+-------+-------|
 | 5 . . | 2 . 6 | . 7 9 |
 | . . . | . 1 . | . . 5 |
 | . . . | 4 . 3 | . . . |
 |-------+-------+-------|
 | . . . | . . . | 3 . . |
 | . . 1 | 3 . . | . . 6 |
 | 3 . . | 7 6 . | . 8 2 |
 +-----------------------+
 
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 Play this puzzle online at the Daily Sudoku site
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		| Marty R. 
 
 
 Joined: 12 Feb 2006
 Posts: 5770
 Location: Rochester, NY, USA
 
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				|  Posted: Fri May 28, 2010 4:59 am    Post subject: |   |  
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				|  	  | Quote: |  	  | Type 1 UR (26) XY-Chain
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		| peterj 
 
 
 Joined: 26 Mar 2010
 Posts: 974
 Location: London, UK
 
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				|  Posted: Fri May 28, 2010 5:08 pm    Post subject: |   |  
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				| Another xy-chain... 
 
  	  | Quote: |  	  | (2=7)r3c2-(7=9)r6c2-(9=8)r8c2-(8=4)r8c6-(4=2)r2c6; r2c3<>2, r3c5<>2 | 
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