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Set XY_03 Puzzle 048

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Fri Oct 30, 2009 11:38 am    Post subject: Set XY_03 Puzzle 048 Reply with quote
Code:
XY puzzles can be solved using these techniques:

Basics:  Naked/Hidden Single, Naked Pair/Triple, Locked Candidates 1/2
Basics+: Naked Quad, Hidden Pair/Triple/Quad
VH:      BUG+1, UR Type 1, X-Wing, XY-Wing
VH+:     2-String Kite, Empty Rectangle, Remote Pair, Skyscraper,
         XYZ-Wing, finned X-Wing, UR Type 2/4
XY:      gM-Wing, W-Wing, XY-Chain, BUG+2, BUG+3, other URs


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

Play this puzzle online at the Daily Sudoku site
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arkietech



Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA
PostPosted: Fri Oct 30, 2009 1:35 pm    Post subject: Reply with quote
Easy one stepper
Quote:
w-wing 63
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Sun Nov 01, 2009 12:42 am    Post subject: Reply with quote
I finished with Dan's W-Wing, but used an XY-Wing with two pincer transports and an X-Wing before I noticed the W.
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