Medium Sudoku #3139754826163

00:01
1
7
7
4
1
8
5
3
6
8
2
1
6
4
5
3
9
5
8
5
2
6
8
1
4
2
6
9
7
8
2
1
4
6
7
1
2
3
4
5
6
7
8
9
Erase
Undo
Notes
Hint
?
Solution
Erase