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Mar 14 VH

 
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ZeroAssoluto



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

PostPosted: Mon Mar 14, 2022 10:02 am    Post subject: Mar 14 VH Reply with quote

Hi everyone,

Code:

+------------+---------+----------+
| 6   7  4   | 1  25 9 | 25 8 3   |
| 18  5  123 | 38 6  7 | 9  4 12  |
| 9   28 123 | 38 25 4 | 6  7 125 |
+------------+---------+----------+
| 13  13 6   | 5  9  8 | 7  2 4   |
| 5   9  7   | 2  4  3 | 1  6 8   |
| 2   4  8   | 6  7  1 | 3  5 9   |
+------------+---------+----------+
| 4   13 5   | 7  13 2 | 8  9 6   |
| 378 28 9   | 4  38 6 | 25 1 257 |
| 178 6  12  | 9  18 5 | 4  3 27  |
+------------+---------+----------+

Play this puzzle online at the Daily Sudoku site

Quote:
XY-Wing 1,2,8 in r2c19,r3c2 and -2 in r2c3,r3c9
or
W-Wing 1,2 in r2c9,r9c3 SL with number 1 in r3c39 and -2 in r2c3,r9c9


Ciao Gianni
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TomC



Joined: 30 Oct 2020
Posts: 349
Location: Wales

PostPosted: Mon Mar 14, 2022 7:14 pm    Post subject: Reply with quote

r2c3 <> 2 as then r3c2=8, r3c4=3 leaves no room for <3> in box 1
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Mogulmeister



Joined: 03 May 2007
Posts: 1151

PostPosted: Fri Mar 18, 2022 9:40 am    Post subject: Reply with quote

Also

r2c3 can not be 2

otherwise r3c2=8 r2c1 =1 meaning that r2c9 is empty.
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