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Easiest way?

 
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keith



Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA
PostPosted: Fri Dec 12, 2008 2:17 am    Post subject: Easiest way? Reply with quote
I must admit, I resorted to the computer to solve this one:
Code:
Puzzle: M2288780vh
+-------+-------+-------+
| 9 . . | . . . | . . . |
| 5 4 . | 6 . 7 | . . . |
| . 2 7 | . 9 . | . 4 . |
+-------+-------+-------+
| . 6 . | 2 . 8 | . 7 . |
| . . 9 | . . . | 2 . . |
| . 7 . | 9 . 4 | . 5 . |
+-------+-------+-------+
| . 3 . | . 7 . | 1 2 . |
| . . . | 3 . 2 | . 6 5 |
| . . . | . . . | . . 9 |
+-------+-------+-------+
Keith
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storm_norm



Joined: 18 Oct 2007
Posts: 1741
PostPosted: Fri Dec 12, 2008 3:04 am    Post subject: Reply with quote
Quote:
I must admit, I resorted to the computer to solve this one:


what did you find?

Code:
.------------------.------------------.------------------.
| 9     18    36   | 4     2     35   | 356   18    7    |
| 5     4     138  | 6     138   7    | 38    9     2    |
| 1368  2     7    | 18    9     135  | 3568  4     136  |
:------------------+------------------+------------------:
| 134   6     1345 | 2     135   8    | 9     7     134  |
| 1348  158   9    | 7     1356  136  | 2     18    1346 |
| 1238  7     1238 | 9     136   4    | 368   5     136  |
:------------------+------------------+------------------:
| 46    3     46   | 5     7     9    | 1     2     8    |
| 178   9     18   | 3     148   2    | 47    6     5    |
| 1278  158   1258 | 18    1468  16   | 47    3     9    |
'------------------'------------------'------------------'


Quote:
(1)r1c8 = (1)r5c8 - (1)r5c56 = (1)r46c5 - (1)r2c5 = (1)r3c46; r3c9 <> 1
then x-wing on 1 finishes
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keith



Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA
PostPosted: Fri Dec 12, 2008 4:47 am    Post subject: Reply with quote
Quote:
what did you find?
Jellyfish

Keith
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