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 

Sep 8 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: 1110
Location: Dar es Salaam Tanzania

PostPosted: Sat Sep 07, 2013 10:32 pm    Post subject: Sep 8 VH Reply with quote

Code:

+-------------+---------+-------------+
| 1   578 578 | 4  6  2 | 9   78   3  |
| 9   2   #68  | 7  5  3 | *16  8-1   4  |
| 67  4   3   | 1  9  8 | 5   27   26 |
+-------------+---------+-------------+
| 2   67  67  | 35 1  4 | 8   35   9  |
| 358 9   15  | 35 28 7 | 4   6    12 |
| 358 135 4   | 9  28 6 | 13  1235 7  |
+-------------+---------+-------------+
| 57  57  9   | 6  3  1 | 2   4    8  |
| 4   138 *18  | 2  7  5 | 36-1 9    16 |
| 36  136 2   | 8  4  9 | 7   13   5  |
+-------------+---------+-------------+
XY-Wing 18-68-16 pivoted in r2c3; r8c7<>1 opens another
XY-Wing 16-36-13 pivoted in r8c7; r2c8<>1; stte.
Back to top
View user's profile Send private message AIM Address
arkietech



Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA

PostPosted: Sun Sep 08, 2013 3:06 am    Post subject: Reply with quote

Code:
 *-----------------------------------------------------------*
 | 1     578   578   | 4     6     2     | 9     78    3     |
 | 9     2     68    | 7     5     3     | 16    18    4     |
 | 67    4     3     | 1     9     8     | 5     27    26    |
 |-------------------+-------------------+-------------------|
 | 2     67    67    | 35    1     4     | 8     5-3   9     |
 | 358   9     15    | 35    28    7     | 4     6    c12    |
 | 358   135   4     | 9     28    6     |d13    125-3 7     |
 |-------------------+-------------------+-------------------|
 | 57    57    9     | 6     3     1     | 2     4     8     |
 | 4     138   18    | 2     7     5     | 16-3  9    b16    |
 | 36    136   2     | 8     4     9     | 7    a13    5     |
 *-----------------------------------------------------------*
w-wing
(3=1)r9c8-r8c9=r5c9-(1=3)r6c7 => -3r46c8,r8c7; ste
Back to top
View user's profile Send private message
Marty R.



Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

PostPosted: Sun Sep 08, 2013 5:09 am    Post subject: Re: Sep 8 VH Reply with quote

Clement wrote:
Code:

+-------------+---------+-------------+
| 1   578 578 | 4  6  2 | 9   78   3  |
| 9   2   #68  | 7  5  3 | *16  8-1   4  |
| 67  4   3   | 1  9  8 | 5   27   26 |
+-------------+---------+-------------+
| 2   67  67  | 35 1  4 | 8   35   9  |
| 358 9   15  | 35 28 7 | 4   6    12 |
| 358 135 4   | 9  28 6 | 13  1235 7  |
+-------------+---------+-------------+
| 57  57  9   | 6  3  1 | 2   4    8  |
| 4   138 *18  | 2  7  5 | 36-1 9    16 |
| 36  136 2   | 8  4  9 | 7   13   5  |
+-------------+---------+-------------+
XY-Wing 18-68-16 pivoted in r2c3; r8c7<>1 opens another
XY-Wing 16-36-13 pivoted in r8c7; r2c8<>1; stte.


XY-Wing (26-1), pivot r3c9=>r6c7<>1 was enough for me unless I screwed up.
Back to top
View user's profile Send private message
arkietech



Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA

PostPosted: Sun Sep 08, 2013 12:02 pm    Post subject: Re: Sep 8 VH Reply with quote

Marty R. wrote:
XY-Wing (26-1), pivot r3c9=>r6c7<>1 was enough for me unless I screwed up.


Marty,

You didn't (but I did Embarassed )


Last edited by arkietech on Sun Sep 08, 2013 2:25 pm; edited 1 time in total
Back to top
View user's profile Send private message
hughwill



Joined: 05 Apr 2010
Posts: 422
Location: Birmingham UK

PostPosted: Sun Sep 08, 2013 12:40 pm    Post subject: Re: Sep 8 VH Reply with quote

Quote:

Marty R. wrote:
XY-Wing (26-1), pivot r3c9=>r6c7<>1 was enough for me unless I screwed up.


Arkitech replied:

Marty,

What is your next step?


After Marty's single 126 XY all fell for me too...
Back to top
View user's profile Send private message
Clement



Joined: 24 Apr 2006
Posts: 1110
Location: Dar es Salaam Tanzania

PostPosted: Sun Sep 08, 2013 2:30 pm    Post subject: Sep 8 VH Reply with quote

Marty
Yes, the XY-Wing (26-1) is a one stepper. I couldn't see it Surprised
Back to top
View user's profile Send private message AIM Address
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