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Feb 28 VH

 
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 868
Location: Rimini, Italy

PostPosted: Mon Feb 28, 2022 10:12 am    Post subject: Feb 28 VH Reply with quote

Hi everyone,

Code:

+--------------+---------------+------------+
| 7  269  2369 | 59   3459 349 | 1   25  8  |
| 39 8    239  | 1579 3579 139 | 4   25  6  |
| 4  5    1    | 8    2    6   | 3   9   7  |
+--------------+---------------+------------+
| 69 7    8    | 4    369  139 | 2   16  5  |
| 1  3    69   | 2    69   5   | 7   8   4  |
| 2  4    5    | 16   8    7   | 9   136 13 |
+--------------+---------------+------------+
| 5  69   4    | 3    1    89  | 68  7   2  |
| 8  1269 2369 | 5679 5679 29  | 56  4   13 |
| 36 126  7    | 56   456  248 | 568 13  9  |
+--------------+---------------+------------+

Play this puzzle online at the Daily Sudoku site

XY-Wing 1,3,6 in r4c8,r9c18 and -6 in r4c1

Ciao Gianni
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Mogulmeister



Joined: 03 May 2007
Posts: 1151

PostPosted: Mon Feb 28, 2022 4:16 pm    Post subject: Reply with quote

There are pincers for 3 at r2c1 and r9c8 so r9c1 < > 3. (a - d)
Code:
+--------------+---------------+------------+
| 7  269  2369 | 59   3459 349 | 1   25  8  |
| 39a 8   239  | 1579 3579 139 | 4   25  6  |
| 4  5    1    | 8    2    6   | 3   9   7  |
+--------------+---------------+------------+
| 69b 7   8    | 4    369  139 | 2   16c 5  |
| 1  3    69   | 2    69   5   | 7   8   4  |
| 2  4    5    | 16   8    7   | 9   136 13 |
+--------------+---------------+------------+
| 5  69   4    | 3    1    89  | 68  7   2  |
| 8  1269 2369 | 5679 5679 29  | 56  4   13 |
| ③6 126 7    | 56   456  248 | 568 13d 9  |
+--------------+---------------+------------+
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