6
0
0
0
0
0
4
0
0
0
0
0
0
0
0
2
0
2
3
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
在线
0
0
0
0
0
0
6842
0
0
687
0
0
472
0
0
616
0
0