PlaySudoku.us
Medium · Puzzle #976
5
1
4
7
6
8
5
4
7
3
8
4
6
5
1
5
7
9
5
1
6
2
7
9
4
3
7
2
8
1
2
3
4
8
5
A valid Sudoku puzzle has exactly one solution. If it has two or more, it's considered broken.
A valid Sudoku puzzle has exactly one solution. If it has two or more, it's considered broken.
A valid Sudoku puzzle has exactly one solution. If it has two or more, it's considered broken.
A valid Sudoku puzzle has exactly one solution. If it has two or more, it's considered broken.