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Jun 15 VH

 
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 942
Location: Rimini, Italy
PostPosted: Thu Jun 15, 2023 8:55 am    Post subject: Jun 15 VH Reply with quote
Hi everyone,

Code:

+---------+---------------+-----------+
| 69 2 69 | 1   3    8    | 4  7   5  |
| 7  5 8  | 246 246  246  | 3  1   9  |
| 3  4 1  | 7   5    9    | 2  6   8  |
+---------+---------------+-----------+
| 2  6 4  | 3   9    7    | 8  5   1  |
| 5  8 7  | 246 1246 1246 | 69 29  3  |
| 1  9 3  | 8   26   5    | 67 4   27 |
+---------+---------------+-----------+
| 4  1 26 | 5   268  3    | 79 289 27 |
| 89 7 29 | 24  1248 124  | 5  3   6  |
| 68 3 5  | 9   7    26   | 1  28  4  |
+---------+---------------+-----------+

Play this puzzle online at the Daily Sudoku site

Quote:
XY-Wing 2,6,8 in r7c3,r9c18 and -2 in r7c89
or
W-Wing 2,6 in r7c3,r6c5 SL with number 2 in r67c9 and -6 in r7c5


Ciao Gianni
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TomC



Joined: 30 Oct 2020
Posts: 358
Location: Wales
PostPosted: Thu Jun 15, 2023 9:39 am    Post subject: Reply with quote
Remove <2> from r8c456 to solve

Code:

+-------------+--------------------+-------------+
|  69  2   69 |  1     3      8    | 4   7    5  |
|  7   5   8  |  246   246    246  | 3   1    9  |
|  3   4   1  |  7     5      9    | 2   6    8  |
+-------------+--------------------+-------------+
|  2   6   4  |  3     9      7    | 8   5    1  |
|  5   8   7  |  246   1246   1246 | 69  29   3  |
|  1   9   3  |  8     26     5    | 67  4    27 |
+-------------+--------------------+-------------+
|  4   1   26 |  5     268    3    | 79  289  27 |
| b89  7  a29 | x24   x1248  x124  | 5   3    6  |
| c68  3   5  |  9     7     d26   | 1   28   4  |
+-------------+--------------------+-------------+

Quote:
XY chain abcd (29-98-86-62) gives pincers of <2> in a + d to remove <2> from x
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