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