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 

VH090117

 
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: Fri Sep 01, 2017 7:03 am    Post subject: VH090117 Reply with quote

Code:
 *-----------*
 |...|.7.|.2.|
 |3.9|8.5|...|
 |7..|3..|.85|
 |---+---+---|
 |...|..8|..3|
 |.5.|.4.|.1.|
 |1..|5..|...|
 |---+---+---|
 |89.|..4|..1|
 |...|2.1|4.8|
 |.7.|.8.|...|
 *-----------*


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



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

PostPosted: Fri Sep 01, 2017 11:47 am    Post subject: Reply with quote

Hi everyone

Code:

+-----------+-----------+---------------+
| 5 1   8   | 4 7   69  | 3   2   69    |
| 3 26  9   | 8 126 5   | 17  46  467   |
| 7 246 46  | 3 126 269 | 19  8   5     |
+-----------+-----------+---------------+
| 9 46  467 | 1 26  8   | 257 456 3     |
| 2 5   3   | 9 4   67  | 8   1   67    |
| 1 8   467 | 5 3   267 | 279 469 24679 |
+-----------+-----------+---------------+
| 8 9   2   | 7 5   4   | 6   3   1     |
| 6 3   5   | 2 9   1   | 4   7   8     |
| 4 7   1   | 6 8   3   | 259 59  29    |
+-----------+-----------+---------------+

Play this puzzle online at the Daily Sudoku site.

[ (4-6)R2C8=(6)R46C8-(6=7)R5C9;(4)R2C8-(4)R2C9 and (4-6)R2C8=(6)R46C8-(6)R5C9=(6)R5C6-(6)R1C6=(6)R1C9-(6=7)R2C9)]=>contradiction two singles 7 in column 9=>-4R2C8=>solution stte.
or
[(6-7)R5C6=(7)R5C9-(7)R2C9; (6)R5C6-(6)R1C6=(6)R1C9-(6=4)R2C9 and (6)R5C6-(6)R1C6=(6)R1C9-(6=4)R2C8]=>contradiction two singles 4 in box 3=>-6R5C6=>solution stte.

or –(7)R5C9 biunivoca with -6R5C6.

or

[(9)R9C9-(9=6)R1C9-(6)R2C8 and (9-2)R9C9=(2-4)R6C9=(4)R2C9-(4)R2C8=>contradiction R2C8=Ø=>-9R9C9=>solution stte.

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



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

PostPosted: Fri Sep 01, 2017 12:20 pm    Post subject: Reply with quote

Hi everyone,

Code:

+-----------+-----------+---------------+
| 5 1   8   | 4 7   69  | 3   2   69    |
| 3 26  9   | 8 126 5   | 17  46  467   |
| 7 246 46  | 3 126 269 | 19  8   5     |
+-----------+-----------+---------------+
| 9 46  467 | 1 26  8   | 257 456 3     |
| 2 5   3   | 9 4   67  | 8   1   67    |
| 1 8   467 | 5 3   267 | 279 469 24679 |
+-----------+-----------+---------------+
| 8 9   2   | 7 5   4   | 6   3   1     |
| 6 3   5   | 2 9   1   | 4   7   8     |
| 4 7   1   | 6 8   3   | 259 59  29    |
+-----------+-----------+---------------+

Play this puzzle online at the Daily Sudoku site

XYZ-Wing 4,6,7 in r2c89, r5c9 and -6 in r1c9
or
XY-Chain r2c7 - 1 - r3c7 - 9 - r1c9 - 6 - r5c9 and -7 in r2c9, r46c7

I do not say it all the time, but thanks to arkietech for all these beautiful schemes.

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



Joined: 06 May 2017
Posts: 570

PostPosted: Mon Sep 04, 2017 1:42 am    Post subject: Reply with quote

Hello all,

Spotted the XYZ Wing as well as ZeroAssoluto...

Very nice puzzle.
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