R.XY − W ] (XY-Wing technique) and [R.XY Z − W ] (XYZ-Wing technique) | Download Scientific Diagram
Help me please, so I just learned about the xy wing technique, I really don't get it tho. I want to know if there is some specific trait to the pivot point
SudokuWiki.org - X-Wing Strategy
The XY Wing Part 1 Tutorial #43 - YouTube
XY Wing aka Y Wing Sudoku Ultimate Technique
BrainBashers - Sudoku - XY-Wing
XY-Chain , How to solve sudoku puzzles - Solving sudoku strategy
XY Wing, How to solve sudoku puzzles - Solving sudoku strategy