Uniqueness Type 6 - UR meets X-Wing

Advanced methods and approaches for solving Sudoku puzzles

Re: Uniqueness Type 6 - UR meets X-Wing

Postby StrmCkr » Wed Oct 20, 2010 11:25 pm

Code: Select all
abX--------abZ
 |     a    |
 | b      a |
 |     b    |
abY--------abW


abz <> B
aby <> A
Some do, some teach, the rest look it up.
User avatar
StrmCkr
 
Posts: 624
Joined: 05 September 2006

Re: Uniqueness Type 6 - UR meets X-Wing

Postby ronk » Wed Oct 20, 2010 11:50 pm

StrmCkr wrote:
Code: Select all
abX--------abZ
 |     a    |
 | b      a |
 |     b    |
abY--------abW


abz <> B
aby <> A

That's probably how most would program it, but it's simultaneously merely two of these.

here Mike Barker wrote:
--- UR+4C/3SL: the links with equal labels share a node => "b" can be removed from "abZ"
Code: Select all
abX-----abZ
     a   |
        a|
     b   |
abY-----abW
ronk
2012 Supporter
 
Posts: 4764
Joined: 02 November 2005
Location: Southeastern USA

Re: Uniqueness Type 6 - UR meets X-Wing

Postby StrmCkr » Thu Oct 21, 2010 12:40 am

true that the above is replicable by two applications of that type i figured id post it for completeness as the singular move replicates two...
Some do, some teach, the rest look it up.
User avatar
StrmCkr
 
Posts: 624
Joined: 05 September 2006

Previous

Return to Advanced solving techniques

cron