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 

vh092317

 
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 23, 2017 5:20 am    Post subject: vh092317 Reply with quote

Code:
 *-----------*
 |643|1.2|...|
 |2..|.8.|5..|
 |..7|...|...|
 |---+---+---|
 |.9.|...|.32|
 |...|.4.|...|
 |43.|...|.7.|
 |---+---+---|
 |...|...|9..|
 |..5|.1.|..4|
 |...|5.7|368|
 *-----------*


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



Joined: 01 May 2017
Posts: 339
Location: Sassari Italy

PostPosted: Sat Sep 23, 2017 7:22 am    Post subject: Reply with quote

Hi everyone

Code:

+------------+--------------+---------+
| 6  4  3    | 1    5  2    | 8  9 7  |
| 2  1  9    | 7    8  6    | 5  4 3  |
| 58 58 7    | 49   3  49   | 2  1 6  |
+------------+--------------+---------+
| 58 9  168  | 68   7  158  | 4  3 2  |
| 7  56 126  | 2369 4  1359 | 16 8 59 |
| 4  3  1268 | 2689 26 1589 | 16 7 59 |
+------------+--------------+---------+
| 3  7  68   | 2468 26 48   | 9  5 1  |
| 9  68 5    | 368  1  38   | 7  2 4  |
| 1  2  4    | 5    9  7    | 3  6 8  |
+------------+--------------+---------+

Play this puzzle online at the Daily Sudoku site

[(8)R4C4-(8)R6C46=(8)R6C3-(8)R7C3 and (8-6)R4C4=(6)R4C3-(6)R7C3]=>contradiction R7C3==>-8R4C4=>stte.

Ciao a Tutti

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



Joined: 05 Feb 2017
Posts: 433
Location: Rimini, Italy

PostPosted: Sat Sep 23, 2017 9:12 am    Post subject: Reply with quote

Hi everyone,

Code:

+------------+--------------+---------+
| 6  4  3    | 1    5  2    | 8  9 7  |
| 2  1  9    | 7    8  6    | 5  4 3  |
| 58 58 7    | 49   3  49   | 2  1 6  |
+------------+--------------+---------+
| 58 9  168  | 68   7  158  | 4  3 2  |
| 7  56 126  | 2369 4  1359 | 16 8 59 |
| 4  3  1268 | 2689 26 1589 | 16 7 59 |
+------------+--------------+---------+
| 3  7  68   | 2468 26 48   | 9  5 1  |
| 9  68 5    | 368  1  38   | 7  2 4  |
| 1  2  4    | 5    9  7    | 3  6 8  |
+------------+--------------+---------+

Play this puzzle online at the Daily Sudoku site

Quote:
XY-Wing 5,6,8 in r4c14,r5c2 and -6 in r4c3,r5c4
or
Skyscraper with number 6 in r4c34,r8c24 and -6 in r5c2,r7c3


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



Joined: 06 May 2017
Posts: 252

PostPosted: Sat Sep 23, 2017 1:14 pm    Post subject: Reply with quote

There are several techniques available to be applied here for solving, with a few XY-Wings visible.

I chose the 59 Unique Rectangle in boxes 5 and 6; r56c69 which has a Unique Side of (1) in c6. r4c6<>1....and basics follow to the end.

Very nice puzzle arkietech....thank you for posting.
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