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 

Set D Puzzle 23

 
Post new topic   Reply to topic    dailysudoku.com Forum Index -> Puzzles by daj
View previous topic :: View next topic  
Author Message
daj95376



Joined: 23 Aug 2008
Posts: 3855

PostPosted: Mon Dec 01, 2008 1:23 am    Post subject: Set D Puzzle 23 Reply with quote

Swordfish Alert.

Code:
 +-----------------------+
 | . . 2 | 7 4 . | 6 . . |
 | . . . | . . 8 | 7 . . |
 | 7 . 5 | . 3 6 | . 8 . |
 |-------+-------+-------|
 | 9 . . | 3 . . | . . . |
 | 4 . 7 | . 9 . | . . 6 |
 | . 8 6 | . . 4 | 9 . 3 |
 |-------+-------+-------|
 | 6 2 . | . . 9 | . . . |
 | . . 3 | . . . | . 9 . |
 | . . . | . 1 3 | . . . |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site
Back to top
View user's profile Send private message
storm_norm



Joined: 18 Oct 2007
Posts: 1741

PostPosted: Mon Dec 01, 2008 2:22 am    Post subject: Reply with quote

Code:
.---------------------.---------------------.---------------------.
| 8      19     2     | 7      4      15    | 6      3      159   |
| 3      6      49    | 1259   25     8     | 7      1245   12459 |
| 7      149    5     | 129    3      6     | 124    8      1249  |
:---------------------+---------------------+---------------------:
| 9      5      1     | 3      6      27    | 248    247    2478  |
| 4      3      7     | 8      9      125   | 125    125    6     |
| 2      8      6     | 15     57     4     | 9      157    3     |
:---------------------+---------------------+---------------------:
| 6      2     -48    |*45     578    9     | 3      1457   14578 |
| 1     *47     3     | 6      2578  *57    | 2458   9      24578 |
| 5      479    489   | 24     1      3     | 248    6      2478  |
'---------------------'---------------------'---------------------'

thought that xy-wing was going to solve it.
but it didn't.... needed a xy-chain to finish it. 19-15-57-47-49 removes 9 in r2c3
Back to top
View user's profile Send private message
Display posts from previous:   
Post new topic   Reply to topic    dailysudoku.com Forum Index -> Puzzles by daj 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