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Nov 02 VH

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ZeroAssoluto

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

Posted: Mon Nov 02, 2020 9:36 am Post subject: Nov 02 VH

Hi everyone,

Code:

+----------+--------+----------+
| 9 1 78 | 5 4 78 | 2 3 6 |
| 48 47 2 | 6 9 3 | 1 78 5 |
| 5 3 6 | 2 1 78 | 9 478 47 |
+----------+--------+----------+
| 3 9 5 | 7 8 4 | 6 2 1 |
| 48 6 78 | 1 2 9 | 5 47 3 |
| 2 47 1 | 3 6 5 | 8 9 47 |
+----------+--------+----------+
| 1 8 9 | 4 3 6 | 7 5 2 |
| 7 2 3 | 8 5 1 | 4 6 9 |
| 6 5 4 | 9 7 2 | 3 1 8 |
+----------+--------+----------+

Play this puzzle online at the Daily Sudoku site

So many solutions, for example

Quote:

Remote Pair 4,7 r2c2-r6c2-r6c9-r3c9 and -7 in r2c8
or
W-Wing 4,7 in r5c8,r6c2 SL with number 7 in r2c28 and -4 in r5c1,r6c9
or
XY-Wing 4,7,8 in r2c8,r5c18 and -8 in r2c1
or
Skyscraper with number 7 in r2c28,r6c29 and -7 in r3c9,r5c8
or
BUG+1 and r3c8=7

Ciao Gianni

immpy

Joined: 06 May 2017
Posts: 571

Posted: Mon Nov 02, 2020 4:31 pm Post subject:

Nice puzzle to practice various techniques, albeit a little bare.

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