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Nov 01 VH

 
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 942
Location: Rimini, Italy

PostPosted: Wed Nov 01, 2023 10:29 am    Post subject: Nov 01 VH Reply with quote

Hi everyone,

Code:

+------------+-----------+-----------+
| 3  4   9   | 8  2   1  | 5  6  7   |
| 6  5   27  | 9  34  47 | 8  12 123 |
| 17 12  8   | 37 5   6  | 4  9  23  |
+------------+-----------+-----------+
| 4  3   1   | 6  8   9  | 2  7  5   |
| 8  9   6   | 2  7   5  | 1  3  4   |
| 2  7   5   | 4  1   3  | 9  8  6   |
+------------+-----------+-----------+
| 5  6   4   | 17 9   78 | 3  12 128 |
| 17 128 237 | 13 346 48 | 67 5  9   |
| 9  18  37  | 5  36  2  | 67 4  18  |
+------------+-----------+-----------+

Play this puzzle online at the Daily Sudoku site

Quote:

XY-Wing 1,3,7 in r3c14,r8c4 and -1 in r8c1
or
XY-Wing 1,3,7 in r38c4,r8c1 and -7 in r3c1
or
W-Wing 1,7 in r7c4,r8c1 SL with number 7 in r3c14 and -1 in r8c4


Ciao Gianni
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TomC



Joined: 30 Oct 2020
Posts: 358
Location: Wales

PostPosted: Wed Nov 01, 2023 1:27 pm    Post subject: Re: Nov 01 VH Reply with quote

Remove <8> from r9c9 to solve
Quote:
If r9c9=8, r9c2=1, r3c2=2, r3c9=3 this would produce a UR <12> in r27c89
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