/* Cannot be solved */
5 0 0 0 0 0 6 8 0
0 0 0 0 7 3 0 0 9
3 0 9 0 0 0 0 4 5
4 9 0 0 0 0 0 0 0
8 0 3 0 5 0 9 0 2
0 0 0 0 0 0 0 3 6
9 6 0 0 0 0 3 0 8
7 0 0 6 8 0 0 0 0
0 2 8 0 0 0 0 0 0