3
7
2
7
1
6
0
7
1
4
2
4
0
3
1
3
0
4
0
4
0
3
0
4
1
3
0
3
0
3
0
3
1
4
0
3
0
4
0
3
1
5
0
0
0
1
0
0
0
0
0
0