PlaySudoku.us
Evil · Puzzle #222
4
7
8
1
5
8
5
2
5
2
8
4
5
1
8
7
9
2
5
3
1
3
2
4
8
1
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.