Hard Sudoku #1473426958190

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