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