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