4
4
2
2
0
4
10
8
8
7
8
6
0
4
6
0
0
0
0
15
0
2
0
4
0
0
0
0
0
73
2
2
0
4
2
4
2
4
0
0
2
2
4
6
2
4
2
2
2
0
4
0
4
2
0
0
0
4
2
0
0
0
2
2
0
0
0
0
0
0
0
0
2
0
0
2
0
14
4
2
0
0
2
2
2
2
0
4
0
0
0
0
0
0
4
2
4
2
4
0
2
0
2
4
2
2
4
2
2
2
0
4
0
6
29
0
2
0
2
6
4
2
0
2
0
2
2
0
0
2
2
0
0
2
2
0
0
0
2
2
0
2
4
2
2
4
2
0
0
2
2
0
0
2
8
2
0
2
0
6
0
0
0
0
2
0
2
0
2
0
0
0
2
0
0
0
0
2
2
0
2
0
2
0
2
6
2
0
0
0
2
0
2
2
0
2
0
2
2
6
0
4
0
8
0
4
0
0
0
7
8
2
6
4
0
0
2
0
0
0
2
8
4
2
2
6
0
2
2
6
4
0
0
0
8
2
4
0
0
4
0
4
2
2
0
2
2
2
0
0
2
2
0
2
0
4
0
4
0
2
2
0
0
2
0
0
0
0
0
0
4
0
2
2
4
2
4
0
2
4
4
6
0
0
0
0
2
0
