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daj95376
Joined: 23 Aug 2008
Posts: 3854
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 Posted: Sun Dec 27, 2009 9:28 am Post subject: Puzzle 09/12/27 (A) |
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I'm going to be away for a few days.
| Code: | +-----------------------+
| . 4 . | . . 8 | 9 6 1 |
| 8 1 . | . . . | . . 4 |
| . . 6 | . . . | 5 8 . |
|-------+-------+-------|
| . . . | 9 . . | 1 . . |
| . . . | . . . | . . 8 |
| 1 . . | . . 4 | 6 . 3 |
|-------+-------+-------|
| 6 . 1 | 8 . 9 | . 3 . |
| 9 . 5 | . . . | 2 . . |
| 4 2 . | . 5 7 | . . . |
+-----------------------+
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Play this puzzle online at the Daily Sudoku site |
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Marty R.
Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
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| Posted: Mon Dec 28, 2009 5:49 am Post subject: |
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XYZ (237)
ERs (2,2,2)
Hidden UR (59)
M-Wing (27)
Type 6 UR (14)
Type 1 (13)
XY-Wing (123) with pincer transport |
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keith
Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA
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| Posted: Mon Dec 28, 2009 6:40 pm Post subject: |
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Marty,
I had 3 steps:
X 2; XY 2-78; XY 12-3 with coloring.
Keith |
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Marty R.
Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA
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| Posted: Mon Dec 28, 2009 7:57 pm Post subject: |
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Sounds about right, fewer than half of my steps.  |
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tlanglet
Joined: 17 Oct 2007
Posts: 2468
Location: Northern California Foothills
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| Posted: Tue Dec 29, 2009 3:32 pm Post subject: |
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My first two steps were identical to those posted by Keith, but then I wandered off with a long AIC found by extending the vertex of a potential xy-wing -135, and completed with a xyz-wing 2-35.
Ted |
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