1,0,0,0,0,0,0
2,0,0,0,0,0,0
3,0,0,0,0,0,0
4,0,0,0,0,0,0
5,0,0,0,0,0,0
721,0,0,0,0,0,0
731,0,0,0,0,0,0
756,0,0,0,0,0,0
