Game technique · Sudoku
Pointing Pairs and Triples in Sudoku
If every candidate for a digit in a box lies on one row or column, that digit cannot appear elsewhere on that line.
🎮 Play Sudoku →How it works
If every candidate for a digit in a box lies on one row or column, that digit cannot appear elsewhere on that line.
Example
If every 6 in a box lies in its middle row, remove 6 from the rest of that row outside the box.
Key point
If every candidate for a digit in a box lies on one row or column, that digit cannot appear elsewhere on that line.