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Set N Puzzle 11 -- VH

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854

PostPosted: Sun Feb 01, 2009 10:26 am    Post subject: Set N Puzzle 11 -- VH Reply with quote

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

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

Code:
 r8      Naked  Pair                     <> 16   [r8c25]
   c2    Naked  Triple                   <> 135  [r14c2]
   c3b4  Locked Candidate 1              <> 5    [r9c3]

   c26   X-Wing                          <> 4    [r1c35],[r4c3]
 r25     X-Wing                          <> 4    [r14c3],[r7c4]

         XYZ-Wing [r9c4]/[r7c4]+[r9c3]   <> 6    [r9c5]
-or-
         2-String Kite                   <> 6    [r1c7]

   c4b8  Locked Candidate 1              <> 6    [r25c4]

   c25   X-Wing                          <> 1    [r9c4]

 r9      Naked  Pair                     <> 36   [r9c25]

         BUG+1                           =  3    [r3c5]
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wapati



Joined: 10 Jun 2008
Posts: 472
Location: Brampton, Ontario, Canada.

PostPosted: Wed Feb 04, 2009 3:59 pm    Post subject: Reply with quote

This one has lots of "decoys".

URs and w-wings and such that work but don't do critical eliminations.

Fun puzzle!
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