Printable Sudoku
Monday, December 31, 2012 · Hard — Solution
3
9
5
1
6
4
2
7
8
6
1
2
8
5
7
4
9
3
4
8
7
2
3
9
6
1
5
2
7
9
6
1
5
3
8
4
8
4
1
3
7
2
9
5
6
5
3
6
4
9
8
7
2
1
1
2
3
9
8
6
5
4
7
7
6
4
5
2
1
8
3
9
9
5
8
7
4
3
1
6
2
Monday, December 31, 2012 · Hard — Solution