Hard Sudoku #1424986375120

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