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roaa
Joined: 18 Apr 2009
Posts: 112
Location: Sweden
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 Posted: Tue Oct 14, 2014 9:18 am Post subject: Oct 14 VH |
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| The same again: XY-Wing 458. |
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hughwill
Joined: 05 Apr 2010
Posts: 424
Location: Birmingham UK
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| Posted: Tue Oct 14, 2014 11:05 am Post subject: |
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After basics: | Code: |
+-------------+---------------+----------------+
| 6 3 7 | 1458 18 14589 | 2 489 489 |
| 9 2 48 | 7 3 48 | 1 6 5 |
| 1 458 458 | 6 2 489 | 479 3489 34789 |
+-------------+---------------+----------------+
| 258 158 3 | 9 4 6 | 57 15 27 |
| 25 45 459 | 18 7 18 | 6 3459 2349 |
| 7 6 149 | 2 5 3 | 8 149 49 |
+-------------+---------------+----------------+
| 3 158 158 | 458 9 7 | 45 2 6 |
| 4 7 2 | 3 6 58 | 59 589 1 |
| 58 9 6 | 1458 18 2 | 3 7 48 |
+-------------+---------------+----------------+
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Play this puzzle online at the Daily Sudoku site
Looked for other wings/chains etc apart from roaa's. Couldn't see any..... |
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yeoks
Joined: 16 May 2010
Posts: 33
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| Posted: Tue Oct 14, 2014 1:27 pm Post subject: |
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Hugh,
Look at C9
X wing on 8 in C59 also solves. |
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hughwill
Joined: 05 Apr 2010
Posts: 424
Location: Birmingham UK
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| Posted: Wed Oct 15, 2014 9:40 am Post subject: |
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What I meant of course is: after some basics.....  |
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dongrave
Joined: 06 Mar 2014
Posts: 568
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| Posted: Sat Oct 18, 2014 2:17 pm Post subject: |
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| Just in case any of you are confused (like I was), Hugh's referring to the 489 naked triple in his diagram (c9r169) which eliminates the 8 from r3c9 which opens up the 8 x-wing that yeoks had me scratching my head over for a minute there! |
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