Hard Sudoku #1213825674949

00:00
3
8
1
6
6
7
8
9
6
2
3
2
8
1
4
7
5
6
7
3
8
5
9
7
9
2
1
2
4
7
1
2
3
4
5
6
7
8
9
Erase
Undo
Notes
Hint
?
Solution
Erase