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Set NNP_2 Puzzle 9 -- Advanced

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Wed Feb 18, 2009 11:37 pm    Post subject: Set NNP_2 Puzzle 9 -- Advanced Reply with quote
Code:
 +-----------------------+
 | 9 1 6 | 3 . . | 8 2 . |
 | 3 . . | 1 . . | . 9 . |
 | 2 . 5 | 8 . . | . . 6 |
 |-------+-------+-------|
 | 1 6 3 | . . . | . . . |
 | . . . | . 6 . | . . . |
 | . . . | . . 1 | . 4 . |
 |-------+-------+-------|
 | 8 . . | . . . | 3 7 . |
 | 7 3 . | . . 4 | 9 . . |
 | . . 9 | . . . | . . 4 |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site

===== ===== ===== ===== ===== ===== ===== ===== ===== Ratings are Accumulative

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, finned/Sashimi X-Wing

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

Extreme: Jellyfish, (but mostly) Chain
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wapati



Joined: 10 Jun 2008
Posts: 472
Location: Brampton, Ontario, Canada.
PostPosted: Thu Feb 19, 2009 5:32 am    Post subject: Reply with quote
I like this one. A W-wing or a 5-cell xy-chain does the same elimination. Either makes it a one stepper.
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tlanglet



Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills
PostPosted: Thu Feb 19, 2009 3:10 pm    Post subject: Reply with quote
I found a w-wing that did the trick.

Ted
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