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daj95376
Joined: 23 Aug 2008 Posts: 3854
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Posted: Tue Jun 29, 2010 5:57 am Post subject: Puzzle 10/06/29: VH |
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Code: | +-----------------------+
| . . 9 | . 3 7 | . 2 4 |
| . . 8 | 1 . 5 | 9 . . |
| 2 7 . | 4 . 9 | . 5 3 |
|-------+-------+-------|
| . 6 5 | 9 . . | 2 . . |
| 7 . . | . 5 . | . . 9 |
| 9 1 3 | . . . | . . . |
|-------+-------+-------|
| . 2 . | 5 . . | 4 . . |
| 8 . 4 | . . . | . . . |
| 5 . 7 | . 4 . | . . 2 |
+-----------------------+
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Play this puzzle online at the Daily Sudoku site |
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tlanglet
Joined: 17 Oct 2007 Posts: 2468 Location: Northern California Foothills
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Posted: Tue Jun 29, 2010 4:16 pm Post subject: |
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A big five stepper with one move that may not be a VH..........
Quote: | x-wing 1 r59c68
x-wing 3 r47c68
Swordfish 7 r247c589
coloring 8
xy-wing 1-69
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peterj
Joined: 26 Mar 2010 Posts: 974 Location: London, UK
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Posted: Tue Jun 29, 2010 10:23 pm Post subject: |
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Lots of possible moves - interesting opening play but still three steps (and not VH moves!)
Quote: | wxyz-wing(568-7) r6c9; r4c9<>7
xy-cycle (7=5)r6c7-(5=7)r8c7-(7=2)r8c4-(2=7)r6c4; lots of 7's (OK it's an x-wing!)
xy-chain (1=9)r8c5-(9=7)r7c5-(7=8)r7c9-(8=1)r4c9; r4c5<>1 |
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daj95376
Joined: 23 Aug 2008 Posts: 3854
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Posted: Wed Jun 30, 2010 1:29 am Post subject: |
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This puzzle is a good example of when my rating could be helpful.
X-Wings <1,3,7>,
ignore Kite <8> and useless XY-Wing it would have exposed,
and finish with <19+6> XY-Wing r8c5/r8c8+r9c6. |
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Marty R.
Joined: 12 Feb 2006 Posts: 5770 Location: Rochester, NY, USA
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Posted: Wed Jun 30, 2010 4:27 am Post subject: |
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I used the three X-Wings but finished with a 169 XYZ-Wing, not XY. |
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