Hard Sudoku #1238964715273

00:02
8
3
6
1
9
3
1
9
3
7
2
8
6
7
7
4
3
1
6
7
2
8
3
1
6
4
4
6
8
7
4
2
1
2
3
4
5
6
7
8
9
Erase
Undo
Notes
Hint
?
Solution
Erase