0,0,0,3,0,7,0,0,0
4,0,0,0,0,0,0,0,8
6,0,0,0,0,0,0,0,0
0,0,0,0,0,0,0,9,0
5,0,0,0,0,1,0,6,3
0,3,2,0,0,0,7,0,0
8,0,0,0,1,9,0,4,0
0,0,5,0,6,0,1,0,0
0,0,4,0,5,0,0,0,6