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 

VH090217

 
Post new topic   Reply to topic    dailysudoku.com Forum Index -> Other puzzles
View previous topic :: View next topic  
Author Message
arkietech



Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA
PostPosted: Sat Sep 02, 2017 6:17 am    Post subject: VH090217 Reply with quote
Code:
 *-----------*
 |...|..1|46.|
 |..3|7.5|...|
 |2..|.4.|...|
 |---+---+---|
 |.62|5..|...|
 |7..|...|..1|
 |...|..8|72.|
 |---+---+---|
 |...|.5.|..7|
 |...|4.6|9..|
 |.56|2..|...|
 *-----------*

 


Play/Print this puzzle online
Back to top
View user's profile Send private message
ZeroAssoluto



Joined: 05 Feb 2017
Posts: 941
Location: Rimini, Italy
PostPosted: Sat Sep 02, 2017 7:47 am    Post subject: Reply with quote
Hi everyone,

Code:

+---------------+-------------+------------+
| 589  789 5789 | 389  2   1  | 4  6  3589 |
| 6    4   3    | 7    89  5  | 2  1  89   |
| 2    189 1589 | 6    4   39 | 38 7  3589 |
+---------------+-------------+------------+
| 1    6   2    | 5    7   4  | 38 9  38   |
| 7    389 89   | 39   6   2  | 5  4  1    |
| 45   39  45   | 139  139 8  | 7  2  6    |
+---------------+-------------+------------+
| 3489 2   1489 | 1389 5   39 | 6  38 7    |
| 38   178 178  | 4    138 6  | 9  5  2    |
| 389  5   6    | 2    389 7  | 1  38 4    |
+---------------+-------------+------------+

Play this puzzle online at the Daily Sudoku site

XY-Wing 3,8,9 in r2c9, r3c67 and -9 in r2c5, r3c9
or
XY-Wing 3,8,9 in r2c5, r3c67 and -8 in r2c9

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



Joined: 01 May 2017
Posts: 339
Location: Sassari Italy
PostPosted: Sat Sep 02, 2017 8:18 am    Post subject: Reply with quote
Hi everyone

[(3-8)R1C4=(8)R2C5-(8)R89C5=(8)R7C4-(8)R7C8 and (3)R1C4-(3)R3C6=(3)R7C6-(3)R7C8]=>contradiction R7C8=Ø=>-3R1C4=>solution stte.


Ciao a Tutti

Paolo
Back to top
View user's profile Send private message
Ajò Dimonios



Joined: 01 May 2017
Posts: 339
Location: Sassari Italy
PostPosted: Sat Sep 02, 2017 9:12 am    Post subject: Reply with quote
Hi everyone

Another solution in R1C4.

[(8-3)R1C4=(3)R1C9-(3)R3C7 and (8)R1C4-(8)R2C5=(8)R2C9-(8)R3C7]=>contradiction R3C7=Ø=>-8R1C4=>solution stte.

Ciao a Tutti

Paolo
Back to top
View user's profile Send private message
Display posts from previous:   
Post new topic   Reply to topic    dailysudoku.com Forum Index -> Other 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