Game technique · Sudoku
Naked Pairs in Sudoku
Two cells in one unit containing the same two candidates reserve those digits for themselves.
🎮 Play Sudoku →How it works
Two cells in one unit containing the same two candidates reserve those digits for themselves.
Example
If two cells in a row are both {2,7}, remove 2 and 7 from every other cell in that row.
Key point
Two cells in one unit containing the same two candidates reserve those digits for themselves.