10
0
0
8
0
0
6
0
0
4
0
0
6
0
0
6
0
0
7
2
2
4
0
0
4
0
0
2
0
1
2
1
0
11
8
7
6
2
1
6
0
0
4
0
0
4
1
0
6
0
0
4
0
0
4
0
0
2
0
0