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 

Search found 5 matches
dailysudoku.com Forum Index
Author Message
  Topic: Black Belt Sudoku - Frank Longo - another killer
boweasel

Replies: 3
Views: 26351

PostForum: Other puzzles   Posted: Wed Jun 14, 2006 6:53 pm   Subject: Black Belt Sudoku - Frank Longo - another killer
Keith, Marty:

Thanks for your help. I can't tell you how long I stared at that puzzle, and never, EVER saw that incredibly simple X-Wing.

I'm ashamed to admit it, but I even made up grids for eac ...
  Topic: Black Belt Sudoku - Frank Longo - another killer
boweasel

Replies: 3
Views: 26351

PostForum: Other puzzles   Posted: Sun Jun 11, 2006 5:11 pm   Subject: Black Belt Sudoku - Frank Longo - another killer
Okay, here's another one I seem unable to solve by what I consider reasonable methods. I can find no usable unique rectangles, X-wings, Y-wings, XY-wings, or swordfish.

I HAVE solved the puzzle. Ho ...
  Topic: Black Belt Sudoku (2nd degree) - Frank Longo
boweasel

Replies: 18
Views: 63509

PostForum: Other puzzles   Posted: Wed May 17, 2006 8:32 pm   Subject: Black Belt Sudoku (2nd degree) - Frank Longo
Yes. thanks David. It does make sense, although there certainly seems to be more of an educated 'trial and error' quality to coloring than to other logic techniques such as XY Wings, and it might be ...
  Topic: Black Belt Sudoku (2nd degree) - Frank Longo
boweasel

Replies: 18
Views: 63509

PostForum: Other puzzles   Posted: Mon May 15, 2006 8:34 pm   Subject: Black Belt Sudoku (2nd degree) - Frank Longo
Picked up his book the other day, and am having difficulty with this puzzle. Is there a technique beyond guessing I can use to solve it?

2 3 6/7 4 8 6/7 9 ...
  Topic: Test One
boweasel

Replies: 8
Views: 90529

PostForum: Test   Posted: Mon May 15, 2006 7:56 pm   Subject: Test One
1 3 6/7 4 8 6/7 9 1/5 1/5
4/9 4/9 5 3 1 2 6/8 7 6/8
 
Page 1 of 1
All times are GMT
Jump to:  


Powered by phpBB © 2001, 2005 phpBB Group