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 

Oct 30 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: 942
Location: Rimini, Italy

PostPosted: Mon Oct 30, 2023 9:51 am    Post subject: Oct 30 VH Reply with quote

Hi everyone,

Code:

+------------+---------+--------+
| 3   8   4  | 7  9  2 | 5 6 1  |
| 9   7   56 | 56 4  1 | 8 2 3  |
| 16  156 2  | 3  56 8 | 9 4 7  |
+------------+---------+--------+
| 18  4   59 | 15 2  3 | 6 7 89 |
| 28  56  7  | 4  56 9 | 3 1 28 |
| 126 169 3  | 16 8  7 | 4 5 29 |
+------------+---------+--------+
| 5   2   8  | 9  1  4 | 7 3 6  |
| 7   69  69 | 2  3  5 | 1 8 4  |
| 4   3   1  | 8  7  6 | 2 9 5  |
+------------+---------+--------+

Play this puzzle online at the Daily Sudoku site

Quote:

XY-Wing 5,6,9 in r4c3,r58c2 and -9 in r6c2,r8c3
or
XY-Wing 5,6,9 in r48c3,r5c2 and -6 in r8c2
or
Skyscraper with number 6 in r2c4,r3c1 SL in r6c14 and -6 in r2c3,r3c5
or
Skyscraper with number 6 in r5c5,r6c1 SL in r3c15 and -6 in r5c2,r6c4
or
W-Wing 5,6 in r2c3,r5c2 SL with number 6 in r8c23 and -5 in r3c2,r4c3
or
W-Wing 5,6 in r2c3,r5c2 SL with number 6 in r36c1 and -5 in r3c2,r4c3
or
W-Wing 5,6 in r3c5,r5c2 SL with number 6 in r36c1 and -5 in r3c2,r5c5
or
W-Wing 1,6 in r3c1,r6c4 SL with number 1 in r4c14 and -6 in r6c1
or
W-Wing 1,6 in r3c1,r6c4 SL with number 1 in r36c2 and -6 in r6c1


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



Joined: 30 Oct 2020
Posts: 358
Location: Wales

PostPosted: Mon Oct 30, 2023 6:23 pm    Post subject: Reply with quote

Remove <1> from r6c2 to solve
Code:

+---------------+---------+---------+
|  3    8    4  | 7  9  2 | 5 6  1  |
|  9    7    56 | 56 4  1 | 8 2  3  |
|  16   156  2  | 3  56 8 | 9 4  7  |
+---------------+---------+---------+
| a18   4   c59 | 15 2  3 | 6 7 b89 |
|  28   56   7  | 4  56 9 | 3 1  28 |
|  126 x169  3  | 16 8  7 | 4 5  29 |
+---------------+---------+---------+
|  5    2    8  | 9  1  4 | 7 3  6  |
|  7    69   69 | 2  3  5 | 1 8  4  |
|  4    3    1  | 8  7  6 | 2 9  5  |
+---------------+---------+---------+

Quote:
If x=1, a=8, b=9, c=5 leads to no <9> in box 4
or another way of looking at it
If x=1, a=8, x<>9, c=9 leads to nothing in b
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