Printable Sudoku
Thursday, December 31, 2015 · Very Hard — Solution
5
9
7
3
4
6
1
8
2
1
2
3
9
8
5
7
6
4
6
8
4
1
2
7
9
3
5
3
5
8
2
6
1
4
7
9
4
1
2
7
9
8
6
5
3
9
7
6
5
3
4
8
2
1
2
6
1
4
7
3
5
9
8
8
3
5
6
1
9
2
4
7
7
4
9
8
5
2
3
1
6
Thursday, December 31, 2015 · Very Hard — Solution