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