Sudoku - 3985 - 18 Dec 2016
1
5
4
6
5
2
7
3
2
1
4
1
4
8
9
5
5
8
8
7
2
1
3
9
5
4
3
2
1
7
4
2
9
7
© sudoku.dowedo.net 2010
Saving