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daj95376
Joined: 23 Aug 2008 Posts: 3854
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Posted: Fri Jan 08, 2010 5:56 pm Post subject: Puzzle 10/01/08 (A) |
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Code: | +-----------------------+
| 7 . . | . . 6 | . . . |
| . 2 . | 4 . . | . 3 . |
| . . . | . . . | 2 . 8 |
|-------+-------+-------|
| . 8 . | . 6 3 | . 9 1 |
| . . . | 8 4 . | . . . |
| 3 . . | 1 . 7 | . 6 . |
|-------+-------+-------|
| . . 2 | . . . | 6 . . |
| . 7 . | 5 . 2 | . . 4 |
| . . 4 | 6 . . | . 2 3 |
+-----------------------+
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Play this puzzle online at the Daily Sudoku site |
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arkietech
Joined: 31 Jul 2008 Posts: 1834 Location: Northwest Arkansas USA
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Posted: Fri Jan 08, 2010 8:17 pm Post subject: |
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One Step: |
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Marty R.
Joined: 12 Feb 2006 Posts: 5770 Location: Rochester, NY, USA
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Posted: Sat Jan 09, 2010 6:07 am Post subject: |
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Two steps.
XYZ (159)
Multi-coloring (1) |
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tlanglet
Joined: 17 Oct 2007 Posts: 2468 Location: Northern California Foothills
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Posted: Sat Jan 09, 2010 1:59 pm Post subject: |
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I initially completed the puzzle with four moves, but in reviewing the solution I realized that the last move was a one-stepper.
Quote: | type 3 UR57 in r57c89 forms subset 189,
type 4 UR16 in r35c23 with x-wing on 6,
x-wing 7,
w-wing 19 in r2c1 & r8c7 with strong link 1 in col8.
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Ted |
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