Sudoku Maniac

00:00
4
1
5
8
6
4
9
2
1
9
8
4
1
3
5
7
8
4
5
6
2
8
6
9
4
3
7
1
6
4
1
9
4
1
5
3
8
00:00
1
2
3
4
5
6
7
8
9
Undo
Hint
Solve