PlaySudoku.us
Medium · Puzzle #20
9
1
3
2
9
5
7
4
3
8
1
2
2
1
4
9
8
6
5
2
5
7
9
1
3
4
8
9
4
6
7
Scan rows, columns, and boxes for Hidden Singles: a digit that can only go in one cell within a house.
Scan rows, columns, and boxes for Hidden Singles: a digit that can only go in one cell within a house.
Scan rows, columns, and boxes for Hidden Singles: a digit that can only go in one cell within a house.
Scan rows, columns, and boxes for Hidden Singles: a digit that can only go in one cell within a house.