Unique side problem.

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zoltag
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Posts: 126
Joined: Sat Apr 01, 2006 10:57 pm

Unique side problem.

Post by zoltag »

This should be solved by SQ, it is just a unique side.

Code: Select all

.------------------.------------------.------------------.
| 236   236   5    | 67    8     4    | 19    137   139  |
| 7     4     8    | 9     1     3    | 5     6     2    |
| 1     36    9    | 67    5     2    | 34    347   8    |
:------------------+------------------+------------------:
| 346   9     3467 | 2     67    1    | 34    8     5    |
| 8     12    24   | 3     9     5    | 6     14    7    |
| 5     136   367  | 4     67    8    | 2     9     13   |
:------------------+------------------+------------------:
| 46    7     1    | 5     3     9    | 8     2     46   |
| 239   8     23   | 1     4     6    | 7     5     39   |
| 39    5     46   | 8     2     7    | 19    13    46   |
'------------------'------------------'------------------'
What is wrong?

Thanks.
Glyn
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Posts: 92
Joined: Tue Jan 16, 2007 1:00 pm
Location: London

Post by Glyn »

I'm running 3.1.0.0 and it doesn't find it either. Just for completeness I assume you mean the one that requires r9c3=6 to avoid the UR. So either the UR detection is slightly defective or the hierarchy of techniques is not being followed rigidly.
I have 81 brain cells left, I think.
zoltag
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Posts: 126
Joined: Sat Apr 01, 2006 10:57 pm

Post by zoltag »

Thanks Glyn.

Code: Select all

.------------------.------------------.------------------.
| 236   236   5    | 67    8     4    | 19    137   139  |
| 7     4     8    | 9     1     3    | 5     6     2    |
| 1     36    9    | 67    5     2    | 34    347   8    |
:------------------+------------------+------------------:
| 346   9    *347-6| 2    *67    1    | 34    8     5    |
| 8     12    24   | 3     9     5    | 6     14    7    |
| 5     136  *37-6 | 4    *67    8    | 2     9     13   |
:------------------+------------------+------------------:
| 46    7     1    | 5     3     9    | 8     2     46   |
| 239   8     23   | 1     4     6    | 7     5     39   |
| 39    5     46   | 8     2     7    | 19    13    46   |
'------------------'------------------'------------------'
That is what I meant and it does force r9c3 to 6.
zoltag
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Posts: 126
Joined: Sat Apr 01, 2006 10:57 pm

Post by zoltag »

Another unique side problem.

Code: Select all

. 9 .|. . .|2 6 .
4 . 6|. . 9|. . 8
. 5 .|. . 6|. . 4
-----+-----+-----
. . .|. 4 .|1 2 .
. . .|3 8 1|. . .
. 7 1|. 9 .|. . .
-----+-----+-----
6 . .|9 . .|. 4 .
9 . .|5 . .|8 . 1
. 8 4|. . .|. 5 .
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