dailysudoku.com Forum Index dailysudoku.com
Discussion of Daily Sudoku puzzles
 
 FAQFAQ   SearchSearch   MemberlistMemberlist   UsergroupsUsergroups   RegisterRegister 
 ProfileProfile   Log in to check your private messagesLog in to check your private messages   Log inLog in 

May 10 VH

 
Post new topic   Reply to topic    dailysudoku.com Forum Index -> Daily Sudoku puzzles
View previous topic :: View next topic  
Author Message
ZeroAssoluto



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

PostPosted: Tue May 10, 2022 8:21 am    Post subject: May 10 VH Reply with quote

Hi everyone,

Code:

+-------------+--------------+-------------+
| 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  |
+-------------+--------------+-------------+
| 1   467 29  | 47 24589 579 | 3  458 2679 |
| 579 347 239 | 6  24589 1   | 27 458 279  |
| 579 467 8   | 3  2459  579 | 1  45  2679 |
+-------------+--------------+-------------+
| 29  23  5   | 47 49    6   | 8  37  1    |
| 6   1   7   | 2  3     8   | 4  9   5    |
| 4   8   39  | 1  59    579 | 6  2   37   |
+-------------+--------------+-------------+

Play this puzzle online at the Daily Sudoku site

Quote:
XY-Wing
2,3,7 in r37c2,r7c8 and -7 in r3c8
2,3,7 in r3c28,r7c2 and -3 in r7c8


Ciao Gianni
Back to top
View user's profile Send private message
TomC



Joined: 30 Oct 2020
Posts: 349
Location: Wales

PostPosted: Tue May 10, 2022 2:03 pm    Post subject: Reply with quote

Code:

+---------------+--------------+--------------+
| 27   9    4   | 5  1     3   | 27 6    8    |
| 3    5    6   | 8  7     2   | 9  1    4    |
| 8   b27   1   | 9  6     4   | 5  37  a237  |
+---------------+--------------+--------------+
| 1    467  29  | 47 24589 579 | 3  458  2679 |
| 579  347  239 | 6  24589 1   | 27 458  279  |
| 579  467  8   | 3  2459  579 | 1  45   2679 |
+---------------+--------------+--------------+
| 29  c23   5   | 47 49    6   | 8  37   1    |
| 6    1    7   | 2  3     8   | 4  9    5    |
| 4    8   -39  | 1  59    579 | 6  2   -37   |
+---------------+--------------+--------------+

If a=3, b=2, c=3 leads to no <3> in row 9 so this reveals a <27> pair in box 3 to solve

There is also a 39-2 XY wing pivot r9c3 which doesn't do anything
Back to top
View user's profile Send private message
Mogulmeister



Joined: 03 May 2007
Posts: 1151

PostPosted: Thu May 12, 2022 6:59 am    Post subject: Reply with quote

Pincers for 2 at r7c1 and r3c2 are the two ends of an xy chain that removes 2 from r1c1 and r7c2.
Back to top
View user's profile Send private message
glesco



Joined: 12 May 2022
Posts: 35

PostPosted: Tue Jun 07, 2022 10:44 pm    Post subject: Reply with quote

237 xy-wing eliminates a 3 at r7c8. s/b stte from there
Back to top
View user's profile Send private message
Display posts from previous:   
Post new topic   Reply to topic    dailysudoku.com Forum Index -> Daily Sudoku puzzles All times are GMT
Page 1 of 1

 
Jump to:  
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