View previous topic :: View next topic |
Author |
Message |
ZeroAssoluto
Joined: 05 Feb 2017 Posts: 940 Location: Rimini, Italy
|
Posted: Wed Jun 19, 2024 2:15 pm Post subject: Jun 19 VH |
|
|
Hi everyone,
Code: |
+-----------+----------+----------+
| 1 5 3 | 7 6 9 | 4 2 8 |
| 49 8 7 | 45 3 2 | 6 19 159 |
| 2 49 6 | 45 8 1 | 3 7 59 |
+-----------+----------+----------+
| 7 69 89 | 2 1 68 | 5 3 4 |
| 46 246 28 | 9 5 3 | 7 18 16 |
| 5 3 1 | 68 7 4 | 2 89 69 |
+-----------+----------+----------+
| 3 7 45 | 68 9 568 | 1 46 2 |
| 69 269 29 | 1 4 7 | 8 5 3 |
| 8 1 45 | 3 2 56 | 9 46 7 |
+-----------+----------+----------+
|
Play this puzzle online at the Daily Sudoku site
Quote: |
XY-Wing 4,6,9 in r25c1,r4c2 and r3c2<>9
or
XY-Wing 4,6,9 in r34c2,r5c1 and r2c1,r5c2<>4
or
W-Wing 6,9 in r4c2,r8c1 SL with 9 in r48c3 and r5c1,r8c2<>6
or
W-Wing 6,9 in r4c2,r8c1 SL with 9 in r2c1,r3c2 and r5c1,r8c2<>6
|
Ciao Gianni |
|
Back to top |
|
|
TomC
Joined: 30 Oct 2020 Posts: 358 Location: Wales
|
Posted: Thu Jun 20, 2024 8:48 am Post subject: |
|
|
Look for a deadly pattern to solve this one
Quote: |
There is a 45-56-46 triple in rows 7 and 9
If r7c6 = <56> then the puzzle is invalid as it would have two solutions
So r7c6 = <8> to solve
Alternatively, you could say that r4c6<>8 or r7c4<>8 as this would trigger the deadly pattern
|
|
|
Back to top |
|
|
|
|
You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum
|
Powered by phpBB © 2001, 2005 phpBB Group
|