PlaySudoku.us
Hard · Puzzle #689
7
3
9
4
1
8
5
9
8
3
6
3
6
1
4
7
1
4
9
5
6
5
8
1
7
5
6
Naked Pairs: if two cells in a house share the same two candidates, those digits can be eliminated from all other cells in that house.
Naked Pairs: if two cells in a house share the same two candidates, those digits can be eliminated from all other cells in that house.
Naked Pairs: if two cells in a house share the same two candidates, those digits can be eliminated from all other cells in that house.
Naked Pairs: if two cells in a house share the same two candidates, those digits can be eliminated from all other cells in that house.