2
1
10
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
6
0
0
0
0
0
0
18
4
20
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
2
0
0
0
0
0
0
0
0
