X-Wings and the Rectangle Rule for Solving Medium to Hard Sudoku Puzzles
Х-wing - an Advanced Sudoku technique
Y-wing (XY Wing) - an Advanced Sudoku technique
BEST X-Wing Video Ever! Sudoku Advanced Tutorial 23
The XY Wing a.k.a. the Y Wing: A Useful Sudoku Solving Technique When You Are STUCK !!!
How To SOLVE HARD SUDOKU Puzzles Using X Wings – SHC 151
Sudoku Tutorial #62. How to spot an X wing using rows, and then knowing what to do!
Solve with Me This IMPOSSIBLE Sudoku Puzzle Step By Step
This AMAZING Trick Can Solve Extreme Sudoku
Crack Hard Sudoku Puzzles With the Skyscraper Pattern
Solve a HARD Level Sudoku the EASY way! X wing, W wing, XY wing, and even a BUG +1
Sudoku Was Hard Until I Understood These 7 Concepts
In which I solve an EXTREME SUDOKU for Twitter
How To Solve Extreme Sudoku So Fast It Feels ILLEGAL
How To Do Hard Sudokus In 10 Minutes
Solve Sudoku using X-Wings method | Sudoku Advanced method | imw
How to Solve Hard Sudoku Puzzles #1: Finned X-Wing, X-Chain, XY-Chain
Top Nine Most Often Used Strategies for Solving Expert Sudoku Puzzles
Solve Sudoku using X-Wing | Y-Wing | XY-Wing method | Sudoku Advanced method | imw