4
0
0
6
0
0
4
0
0
7
0
0
2
0
0
5
0
0
3
1
1
4
0
0
3
2
4
5
2
2
2
0
1
5
1
2
7
1
1
5
2
4
6
0
0
4
0
0
6
0
0
8
0
0
6
0
0
6
0
0