Medium Sudoku #1179524138680

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