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 

Dec 6 VH

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



Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania

PostPosted: Sat Dec 05, 2009 10:38 pm    Post subject: Dec 6 VH Reply with quote

XY-Wing-<46>-<24>-<26> eliminating 6 in r4c9 solves the puzzle.
Back to top
View user's profile Send private message AIM Address
keith



Joined: 19 Sep 2005
Posts: 3355
Location: near Detroit, Michigan, USA

PostPosted: Sun Dec 06, 2009 11:29 pm    Post subject: Reply with quote

After basics:
Code:
+-------------------+-------------------+-------------------+
| 9     1248  17    | 2458  478   12478 | 6     25    3     |
| 6     24    5     | 9     34    234   | 7     1     8     |
| 27    128   3     | 2568  678   1278  | 25    9     4     |
+-------------------+-------------------+-------------------+
| 34    13    9     | 46    2     5     | 8     7     16    |
| 78    5     17    | 3     68    9     | 4     26    126   |
| 48    6     2     | 7     1     48    | 35    35    9     |
+-------------------+-------------------+-------------------+
| 5     7     8     | 24    9     234   | 1     2346  26    |
| 23    9     4     | 1     5     6     | 23    8     7     |
| 1     23    6     | 248   3478  23478 | 9     234   5     |
+-------------------+-------------------+-------------------+

There is an X-wing on 2 in C17, and XY-wings 2-34 R9C5, and 24-6 R4C9.

Only the last (as pointed out by Clement) solves it.

Keith
Back to top
View user's profile Send private message
Wendy W



Joined: 04 Feb 2008
Posts: 144

PostPosted: Mon Dec 07, 2009 10:51 pm    Post subject: Reply with quote

Yep, quick and easy. That's the way I solved it, too, Clement.
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