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  Topic: Jul 01 VH
ZeroAssoluto

Replies: 1
Views: 240

PostForum: Daily Sudoku puzzles   Posted: Fri Jul 01, 2022 9:11 am   Subject: Jul 01 VH
Hi everyone,


+--------------+-------------+-----------+
| 1 267 5 | 247 267 3 | 8 9 24 |
| 2349 23 349 | 24 5 8 | 7 1 6 |
| 246 8 47 | 1 267 9 | 24 3 5 |
+---- ...
  Topic: Jun 30 VH
ZeroAssoluto

Replies: 2
Views: 316

PostForum: Daily Sudoku puzzles   Posted: Thu Jun 30, 2022 9:16 am   Subject: Jun 30 VH
Hi everyone,


+---------+--------+----------+
| 3 9 1 | 2 5 8 | 4 67 67 |
| 8 5 4 | 1 6 7 | 2 3 9 |
| 6 7 2 | 4 3 9 | 5 8 1 |
+---------+--------+----------+
| 4 3 67 | 8 27 ...
  Topic: Jun 18 VH
ZeroAssoluto

Replies: 3
Views: 983

PostForum: Daily Sudoku puzzles   Posted: Sat Jun 18, 2022 9:28 am   Subject: Jun 18 VH
Hi everyone,


+------------+--------------+---------------+
| 489 3 489 | 7 245 6 | 459 1 245 |
| 2 5 7 | 149 34 13 | 3489 6 48 |
| 1 6 49 | 459 2345 8 | 7 34 ...
  Topic: Jun 16 VH
ZeroAssoluto

Replies: 1
Views: 792

PostForum: Daily Sudoku puzzles   Posted: Thu Jun 16, 2022 8:54 am   Subject: Jun 16 VH
Hi everyone,


+----------+------------+-------------+
| 2 5 1 | 4 9 3 | 7 6 8 |
| 4 7 8 | 6 5 2 | 19 3 19 |
| 6 9 3 | 1 7 8 | 5 4 2 |
+----------+----- ...
  Topic: Jun 09 VH
ZeroAssoluto

Replies: 11
Views: 2116

PostForum: Daily Sudoku puzzles   Posted: Sun Jun 12, 2022 12:25 pm   Subject: Jun 09 VH
When I talk about basics I am talking about the simplest techniques (LC, Pairs, Triples).

In this case I think LC should come after XY-Wing, not before, not as the first step.
  Topic: Jun 12 VH
ZeroAssoluto

Replies: 6
Views: 1290

PostForum: Daily Sudoku puzzles   Posted: Sun Jun 12, 2022 12:22 pm   Subject: Jun 12 VH
Hi TomC

Not sure.
Maybe yes, but not always in one step, as in this case.

Ciao Gianni
  Topic: Jun 09 VH
ZeroAssoluto

Replies: 11
Views: 2116

PostForum: Daily Sudoku puzzles   Posted: Sun Jun 12, 2022 10:08 am   Subject: Jun 09 VH
If you don't delete number 3 from r3c3 (with the XY-Wing) you don't have the LC in column 2 with number 3.

Ciao Gianni

….but Earl’s <123> XY at bcd is sufficient to remove the 3 from ...
  Topic: Jun 12 VH
ZeroAssoluto

Replies: 6
Views: 1290

PostForum: Daily Sudoku puzzles   Posted: Sun Jun 12, 2022 10:04 am   Subject: Jun 12 VH
Hi everyone,


+--------------+-----------+------------+
| 4 28 16 | 7 19 3 | 28 159 56 |
| 16 23 7 | 169 5 8 | 23 19 4 |
| 58 358 9 | 16 2 4 | 138 7 36 |
+-------- ...
  Topic: Jun 09 VH
ZeroAssoluto

Replies: 11
Views: 2116

PostForum: Daily Sudoku puzzles   Posted: Fri Jun 10, 2022 9:23 am   Subject: Jun 09 VH
If you don't delete number 3 from r3c3 (with the XY-Wing) you don't have the LC in column 2 with number 3.

Ciao Gianni
  Topic: Jun 09 VH
ZeroAssoluto

Replies: 11
Views: 2116

PostForum: Daily Sudoku puzzles   Posted: Thu Jun 09, 2022 10:12 am   Subject: Jun 09 VH
Hi everyone,


+-----------+------------+----------------+
| 5 13 7 | 12 4 6 | 123 8 9 |
| 4 139 2 | 8 139 5 | 13 7 6 |
| 6 8 139 | 7 1239 23 | 4 1235 135 |
+ ...
  Topic: Jun 07 VH
ZeroAssoluto

Replies: 3
Views: 1301

PostForum: Daily Sudoku puzzles   Posted: Tue Jun 07, 2022 9:52 am   Subject: Jun 07 VH
Hi everyone,


+-----------+--------------+----------+
| 8 9 57 | 3 1 57 | 6 2 4 |
| 2 45 457 | 6 789 5789 | 79 3 1 |
| 1 6 3 | 2 4 79 | 79 5 8 |
+-----------+---- ...
  Topic: Jun 05 VH
ZeroAssoluto

Replies: 5
Views: 1679

PostForum: Daily Sudoku puzzles   Posted: Sun Jun 05, 2022 8:50 am   Subject: Jun 05 VH
Hi everyone,


+----------+--------------+------------+
| 5 68 2 | 17 3 9 | 4 178 167 |
| 1 36 4 | 27 5 278 | 9 78 36 |
| 9 38 7 | 6 18 4 | 5 2 13 |
+----------+- ...
  Topic: Jun 03 VH
ZeroAssoluto

Replies: 6
Views: 1876

PostForum: Daily Sudoku puzzles   Posted: Fri Jun 03, 2022 9:18 am   Subject: Jun 03 VH
Hi everyone,


+------------+----------+----------+
| 6 25 259 | 59 4 1 | 78 78 3 |
| 57 3 579 | 59 2 8 | 4 6 1 |
| 8 1 4 | 3 7 6 | 5 9 2 |
+------------+----------+---- ...
  Topic: May 31 VH
ZeroAssoluto

Replies: 2
Views: 1531

PostForum: Daily Sudoku puzzles   Posted: Tue May 31, 2022 1:17 pm   Subject: May 31 VH
Hi everyone,


+-----------+-------+------------+
| 9 5 8 | 4 3 6 | 2 7 1 |
| 236 13 12 | 9 7 8 | 4 5 36 |
| 36 4 7 | 2 1 5 | 69 89 3689 |
+-----------+-------+------------+
| ...
  Topic: May 28VH
ZeroAssoluto

Replies: 2
Views: 1443

PostForum: Daily Sudoku puzzles   Posted: Sun May 29, 2022 4:19 pm   Subject: May 28VH
Hi everyone,

W-Wing 8,9 in r4c8,r8c4 SL with number 9 in r48c6 and -8 in r8c8
or
Finned X-Wing with number 8 in r59c27 finned in r4c2 and -8 in r5c3

Ciao Gianni
  Topic: May 22 VH
ZeroAssoluto

Replies: 2
Views: 1697

PostForum: Daily Sudoku puzzles   Posted: Sun May 22, 2022 8:54 am   Subject: May 22 VH
Hi everyone,


+----------------+-------------+---------------+
| 456 1 46 | 9 7 2 | 3 468 58 |
| 4567 467 2 | 346 38 468 | 4569 1 59 |
| 3 8 9 | 46 1 5 ...
  Topic: May 14 VH
ZeroAssoluto

Replies: 0
Views: 1496

PostForum: Daily Sudoku puzzles   Posted: Sat May 14, 2022 8:45 am   Subject: May 14 VH
Hi everyone,


+-----------+-------+---------------+
| 149 5 18 | 2 3 7 | 689 1469 1489 |
| 124 28 7 | 9 6 5 | 3 124 1248 |
| 269 3 69 | 1 4 8 | 5 7 29 |
+-----------+-------+---- ...
  Topic: May 10 VH
ZeroAssoluto

Replies: 3
Views: 2328

PostForum: Daily Sudoku puzzles   Posted: Tue May 10, 2022 8:21 am   Subject: May 10 VH
Hi everyone,


+-------------+--------------+-------------+
| 27 9 4 | 5 1 3 | 27 6 8 |
| 3 5 6 | 8 7 2 | 9 1 4 |
| 8 27 1 | 9 6 4 | 5 37 237 ...
  Topic: May 08 VH
ZeroAssoluto

Replies: 3
Views: 2050

PostForum: Daily Sudoku puzzles   Posted: Sun May 08, 2022 9:54 am   Subject: May 08 VH
Hi everyone,


+--------+----------+-----------+
| 7 5 24 | 89 46 12 | 3 169 68 |
| 1 3 24 | 89 46 5 | 28 69 7 |
| 9 8 6 | 3 7 12 | 24 14 5 |
+--------+----------+-----------+
| 8 1 ...
  Topic: May 01 VH
ZeroAssoluto

Replies: 5
Views: 2934

PostForum: Daily Sudoku puzzles   Posted: Sun May 01, 2022 8:36 am   Subject: May 01 VH
Hi everyone,

XY-Wing
4,8,9 in r49c4,r7c6 and -8 in r4c6
2,4,9 in r8c5,r9c34 and -2 in r8c3,r9c5
4,8,9 in r47c6,r9c4 and -4 in r4c4
or
W-Wing
8,9 in r3c5,r7c6 SL with number 9 in r39c4 and - ...
 
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