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Apr 21 VH

 
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ZeroAssoluto



Joined: 05 Feb 2017
Posts: 891
Location: Rimini, Italy

PostPosted: Sun Apr 21, 2024 9:42 am    Post subject: Apr 21 VH Reply with quote

Hi everyone,

Code:

+-----------+--------------+---------------+
| 35 48 1   | 2347 9  34   | 24578 6  2357 |
| 9  2  35  | 8    67 346  | 457   34 1    |
| 7  48 6   | 234  5  1    | 248   9  23   |
+-----------+--------------+---------------+
| 6  7  4   | 1    3  9    | 25    8  25   |
| 1  3  8   | 5    4  2    | 6     7  9    |
| 2  5  9   | 6    8  7    | 3     1  4    |
+-----------+--------------+---------------+
| 35 6  357 | 9    1  345  | 47    2  8    |
| 4  9  2   | 37   67 8    | 1     5  367  |
| 8  1  357 | 347  2  3456 | 9     34 367  |
+-----------+--------------+---------------+

Play this puzzle online at the Daily Sudoku site

X-Wing with number 3 in r38c49 and -3 in r1c49,r9c49

and

XY-Wing 3,4,7 in r89c4,r9c8 and -3 in r8c9,r9c6

or in only one step

AIC in r7c7
if r7c7=4 -4 in r123c7,r9c8
if r7c7=7 r7c6=4 r1c6=3 r2c3=3 r2c8=4 and -4 in r123c7,r9c8

Ciao Gianni
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