0
2
2
4
0
0
11
6
6
0
0
2
0
0
6
4
0
2
0
0
0
0
0
0
4
4
0
2
2
2
0
2
2
0
2
4
0
0
6
2
2
4
2
0
4
4
4
21
0
0
0
0
0
2
0
0
0
4
0
0
0
0
0
2
2
0
2
5
2
0
0
2
0
2
0
0
4
2
0
0
2
2
0
0
9
0
0
2
0
2
0
0
2
2
2
0
4
0
0
0
2
2
4
2
2
2
0
4
2
0
2
0
0
0
0
2
0
0
0
4
2
0
0
2
0
2
0
2
6
7
0
2
2
0
2
4
2
0
0
9
4
4
2
0
2
6
0
4
2
2
0
0
2
5
0
6
4
2
0
6
7
2
0
4
0
7
0
6
2
2
4
0
0
0
2
7
4
2
9
5
6
6
2
2
5
2
2
4
0
4
0
2
2
2
8
2
2
2
4
2
0
11
4
4
2
6
2
2
2
4
2
4
2
0
6
2
6
0
0
2
0
0
2
0
2
0
4
2
9
0
2
2
0
4
4
2
0
0
4
10
0
4
0
0
0
0
0
4
0
6
0
2
2
2
2
2
0
0
0
0
0
2
0
2
0
0
4
4
4
2
0
0
4
2
4
2
0
0
0
0
0
0
2
2
13
0
0
4
