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Set XY_02 Puzzle 104

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Mon May 04, 2009 9:35 am    Post subject: Set XY_02 Puzzle 104 Reply with quote
Code:
 +-----------------------+
 | 9 8 . | . . 1 | . 5 . |
 | 3 5 . | . 9 4 | 7 1 . |
 | . . . | 5 . . | . . . |
 |-------+-------+-------|
 | . . 7 | 6 . . | . . . |
 | . 2 . | . . . | 8 . . |
 | 1 3 . | . . 9 | . . 7 |
 |-------+-------+-------|
 | . 9 . | . 7 . | 1 . . |
 | 6 7 . | . . . | . 9 . |
 | . . . | . . 5 | . . . |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site
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tlanglet



Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills
PostPosted: Mon May 04, 2009 3:00 pm    Post subject: Reply with quote
Ignoring the obvious UR, I completed the puzzle by:
Quote:
a skyscraper on 3 for a deletion plus two additional deletions by transporting both pincers,
xy-wing 234 with pivot 34 inr7c8 and transporting one pincer.

Ted
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storm_norm



Joined: 18 Oct 2007
Posts: 1741
PostPosted: Mon May 04, 2009 7:55 pm    Post subject: Reply with quote
Code:
.------------------.------------------.------------------.
| 9     8     4    | 7     6     1    | 23    5     23   |
| 3     5     2    | 8     9     4    | 7     1     6    |
| 7     6     1    | 5     23    23   | 4     8     9    |
:------------------+------------------+------------------:
| 8     4     7    | 6     5     23   | 9     23    1    |
| 5     2     9    | 134   134   7    | 8     6     34   |
| 1     3     6    |C24    8     9    | 5    B24    7    |
:------------------+------------------+------------------:
|E24    9     58   |D234   7     6    | 1    A34    58   |
| 6     7     35   | 1234  1234  8    | 23    9     2345 |
| 24    1     38   | 9     234   5    | 6     7     2348 |
'------------------'------------------'------------------'

alternate path:
(4)A = (4)B - (4=2)C - (2)D = (2)E; E is not 4
xy-wing {2,3,4} pivot r6c4
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Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
PostPosted: Wed May 06, 2009 5:00 am    Post subject: Reply with quote
An XYZ-Wing, two XY-Wings with pincer transport and one straight XY-Wing, with all four moves using 234 in various combinations.
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