Medium Sudoku #4154268137921

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