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  Topic: 2 July VH

Replies: 27
Views: 28790

PostForum: Daily Sudoku puzzles   Posted: Tue Jul 03, 2007 2:53 am   Subject: 2 July VH
"I believe your first XY-Wing is not necessary. Basic methods get you all the way to your second XY-Wing, which solves the puzzle."

Well, I needed the first XY-Wing as my "basic meth ...
  Topic: June 7

Replies: 5
Views: 9437

PostForum: Daily Sudoku puzzles   Posted: Thu Jun 07, 2007 11:23 pm   Subject: June 7
Thank you sooooo much. I am just learning to do these XY wings and your tip gave me the right squares to look at and find my first 2 in a "live" situation. Yep, it sure solved the puz ...
  Topic: 5 JUne difficult -has this technique got a name?

Replies: 24
Views: 60218

PostForum: Daily Sudoku puzzles   Posted: Thu Jun 07, 2007 1:29 am   Subject: June 5
"Looking for skyscrapers on 1's eliminates the 1 in R2C5 - which leaves a pair of 46's in col 5.

I know everyone else can follow this but I haven't yet been able to work out exactly what a sky ...
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