Printable Sudoku
Monday, October 17, 2011 · Very Hard — Solution
3
1
5
8
2
9
7
4
6
4
2
6
5
7
3
1
8
9
9
7
8
4
1
6
3
2
5
6
8
4
1
3
2
9
5
7
2
9
1
7
5
4
6
3
8
7
5
3
6
9
8
4
1
2
8
6
9
2
4
1
5
7
3
1
3
7
9
8
5
2
6
4
5
4
2
3
6
7
8
9
1
Monday, October 17, 2011 · Very Hard — Solution