Sudoku Y Wing Sudoku xy Wing Explained

XY Wing also known as Y Wing is an advanced Sudoku tutorial. It uses a bi-value cell called pivot and helps eliminate candidates using it.

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Y-wing - Sudoku technique

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Sudoku Y Wing Sudoku xy Wing Explained

Sudoku Y Wing Technique with Examples

XY-Chains

XYZ-Wing

Techniques: X-Wings - Sudoku Of The Day

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Y-Wing Strategy

Sudoku W-Wing

Sudoku Y Wing Technique with Examples