1,0,0,0,0,0,0
2,0,0,0,0,0,0
4,0,0,0,0,0,0
5,0,0,0,0,0,0
2817,0,0,0,0,0,0
2824,0,0,0,0,0,0
2831,0,0,0,0,0,0
