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Helmut's Advanced 2018-08-18

 
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dongrave



Joined: 06 Mar 2014
Posts: 568
PostPosted: Sun Aug 19, 2018 3:39 pm    Post subject: Helmut's Advanced 2018-08-18 Reply with quote
Another enjoyable puzzle yesterday on Helmut's site.
Code:

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



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania
PostPosted: Sun Aug 19, 2018 6:27 pm    Post subject: Helmut's Advanced 2018-08-18 Reply with quote
Code:

+---------------------+------------------------+--------------------+
| 8       5       2   | 39      1          6   | 47     47      39  |
| 9       4       3   | 57      57         2   | 6      8       1   |
| 1       7       6   | 8       39         4   | 5      2       39  |
+---------------------+------------------------+--------------------+
| 5       368     1   | 349     346789     789 | 2      679     68  |
| 47      36      47-8| 2       369        1   |d78     69      5   |
| 27      268     9   | 567     5678       578 | 3      1       4   |
+---------------------+------------------------+--------------------+
|b247     289    b478 | 1       689        3   |c48     5       268 |
| 6       289     5   | 49      4789       789 | 1      3       28  |
| 3       1      a48  | 56      2          58  | 9      46      7   |
+---------------------+------------------------+--------------------+

(8=4)r9c3 - r7c13 = (4-8)r7c7 = (8)r5c7 => - 8r5c3; stte
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dongrave



Joined: 06 Mar 2014
Posts: 568
PostPosted: Sun Aug 19, 2018 7:22 pm    Post subject: Reply with quote
Ha! Wow, nice solution Clement! What's the 'length' of that chain? 4? Wow, much shorter than my solution! Good one!
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