1,1,1,0,1,2,0
2,1,0,1,0,0,0
3,0,0,0,1,0,0
4,1,1,0,0,0,0
5,0,1,0,0,0,0
6,0,1,0,0,2,0
7,0,0,1,0,0,0
3949,1,0,0,0,0,0
