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daj95376
Joined: 23 Aug 2008
Posts: 3854
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 Posted: Wed Jun 17, 2009 3:29 pm Post subject: Puzzle NR_042 |
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| Code: | +-----------------------+
| 7 2 . | 6 . . | . 3 . |
| 9 . . | . . . | . 4 2 |
| . . 4 | . . . | . . 7 |
|-------+-------+-------|
| 8 . . | 2 . . | 9 1 . |
| . . . | . 8 . | . 2 . |
| . . . | . . 4 | 7 . . |
|-------+-------+-------|
| . . . | 1 . 8 | 4 . . |
| 1 8 . | 4 5 . | . 7 6 |
| . 9 7 | . . . | . 8 . |
+-----------------------+
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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: Wed Jun 17, 2009 7:34 pm Post subject: |
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I used two steps: | Quote: | xyz-wing 163
xyz-wing 291 |
Last edited by arkietech on Wed Jun 17, 2009 11:46 pm; edited 1 time in total |
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storm_norm
Joined: 18 Oct 2007
Posts: 1741
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| Posted: Wed Jun 17, 2009 10:00 pm Post subject: |
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| Code: | .------------------.------------------.------------------.
| 7 2 158 | 6 4 15 | 18 3 9 |
| 9 1356 1568 |*78 13 1357 | 168 4 2 |
| 36 136 4 |*89 *1239 *123 | 168 5 7 |
:------------------+------------------+------------------:
| 8 47 *56 | 2 *36 *367 | 9 1 4-5 |
| 56 *47 19 |*79 8 *167 | 3 2 *45 |
| 23 13 129 | 5 19 4 | 7 6 8 |
:------------------+------------------+------------------:
| 256 56 256 | 1 7 8 | 4 9 3 |
| 1 8 3 | 4 5 9 | 2 7 6 |
| 4 9 7 | 3 26 *26 | 5 8 1 |
'------------------'------------------'------------------' |
(5=6)r4c3 - (6)r4c56 = (6)r5c6 - (6=2)r9c6 - (2)r3c6 = (2-9)r3c5 = (9-8)r3c4 = (8-7)r2c4 = (7)r5c4 - (7=4)r5c2 - (4=5)r5c9; r4c9 <> 5 |
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