Medium Sudoku #136238549173

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