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Set PA Puzzle 81 -- VH

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Sat Jan 31, 2009 1:10 pm    Post subject: Set PA Puzzle 81 -- VH Reply with quote
Code:
 +-----------------------+
 | . . . | . 3 . | . . . |
 | . 1 . | . . 5 | . . . |
 | . . . | . 8 2 | 6 . . |
 |-------+-------+-------|
 | . . . | 5 . . | 9 . 1 |
 | 1 . 3 | . . 9 | 2 . . |
 | . 8 2 | . 7 . | . 6 . |
 |-------+-------+-------|
 | . . 8 | 4 1 . | . 2 6 |
 | . . . | . . 6 | 1 . . |
 | . . . | 2 . . | 3 . 4 |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site

===== ===== ===== ===== ===== ===== ===== ===== ===== Ratings

Can be solved using steps from ...

Basics: Naked/Hidden Single, Naked Pair/Triple, Locked Candidate 1/2

Basics+: Naked Quad, Hidden Pair/Triple/Quad

VH: BUG+1, UR Type 1, X-Wing, XY-Wing, XYZ-Wing

VH+: 2-String Kite, Empty Rectangle, Remote Pair, Skyscraper, Colors, UR Type 2

Advanced: finned X-Wing, Multiple Colors, Swordfish, M-Wing, W-Wing, XY-Chain

Extreme: Jellyfish, (but mostly) Chain
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keith



Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA
PostPosted: Sun Feb 01, 2009 4:57 pm    Post subject: Reply with quote
Pretty messy to solve with pencil and paper! But, I did it eventually:

X-wing on <8>.
XY-wing 45-7.
UR <59>, or:
XY-wing 3-78

to finish it off.

Keith
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