Printable Sudoku
Monday, July 18, 2011 · Very Hard — Solution
1
5
6
7
9
2
3
4
8
2
3
4
6
5
8
7
1
9
9
8
7
4
3
1
2
6
5
3
6
5
2
8
9
4
7
1
4
7
2
5
1
6
8
9
3
8
1
9
3
4
7
6
5
2
7
2
8
1
6
5
9
3
4
6
4
1
9
2
3
5
8
7
5
9
3
8
7
4
1
2
6
Monday, July 18, 2011 · Very Hard — Solution