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daj95376
Joined: 23 Aug 2008 Posts: 3854
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Posted: Mon Jul 19, 2010 4:02 am Post subject: Puzzle 10/07/19: XY |
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Basics are again part of the puzzle.
Code: | +-----------------------+
| 7 . . | . . . | . . . |
| . 6 . | 7 . 8 | . 1 . |
| . . 8 | 1 . . | . 9 6 |
|-------+-------+-------|
| . 3 6 | 2 . . | 9 . 7 |
| . . . | . 3 . | 2 . . |
| . 2 . | . . 7 | . 6 . |
|-------+-------+-------|
| . . . | 8 7 . | 5 . 2 |
| . 8 3 | . . 4 | . . . |
| . . 4 | 9 . . | 6 . . |
+-----------------------+
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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: Mon Jul 19, 2010 1:06 pm Post subject: |
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One stepper............
Quote: | 6-cell ADP (25)r389c156 r3c5=4, r8c5=6 or r9c6=1 to prevent the DP
(4)r3c5-(4=5)r3c2-r5c2=(5)r6c3; r6c4<>5
(6)r8c5-(6=5)r8c4; r6c4<>5
(1)r9c6-(1=5)r4c6; r6c4<>5 |
Ted |
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peterj
Joined: 26 Mar 2010 Posts: 974 Location: London, UK
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Posted: Mon Jul 19, 2010 5:00 pm Post subject: |
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Another m-wing+ ...
Quote: |
gm-wing(89) with psuedo-cell (8=5)r5c8-(5=9)r5c2 - r5c6=(9-8)r6c5=r6c1; r5c1<>8 |
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tlanglet
Joined: 17 Oct 2007 Posts: 2468 Location: Northern California Foothills
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Posted: Mon Jul 19, 2010 5:51 pm Post subject: |
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peterj wrote: | Another m-wing+ ...
Quote: |
gm-wing(89) with psuedo-cell (8=5)r5c8-(5=9)r5c2 - r5c6=(9-8)r6c5=r6c1; r5c1<>8 |
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Peter, you have that gm-wing step down pat.
Ted |
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daj95376
Joined: 23 Aug 2008 Posts: 3854
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Posted: Mon Jul 19, 2010 5:56 pm Post subject: |
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Now it almost looks like a gM-Wing chain!
(8=5=9)r5c82 - r5c6 = (9-8)r6c5 = r6c1; r5c1<>8 |
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peterj
Joined: 26 Mar 2010 Posts: 974 Location: London, UK
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Posted: Mon Jul 19, 2010 6:04 pm Post subject: |
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tlanglet wrote: |
Peter, you have that gm-wing step down pat.
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It's just a phase I am going through! Though they do seem quite common.
I really need to catch up with you all on DP moves.. I just dont see them other than "in your face" URs.
Peter |
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ronk
Joined: 07 May 2006 Posts: 398
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Posted: Mon Jul 19, 2010 7:33 pm Post subject: |
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daj95376 wrote: | Now it almost looks like a gM-Wing chain!
(8=5=9)r5c82 - r5c6 = (9-8)r6c5 = r6c1; r5c1<>8 |
A generalized general, I presume. |
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