0
4
2
2
2
0
0
2
4
0
0
0
10
0
2
2
0
4
2
0
2
0
2
2
2
0
0
2
0
2
0
0
2
2
2
0
0
2
2
2
2
0
0
2
2
2
2
2
2
2
4
0
4
0
4
0
0
2
0
2
0
0
2
7
0
0
2
2
4
0
0
0
2
4
6
0
2
2
0
13
2
0
8
4
2
2
2
0
0
0
0
0
2
2
0
2
0
0
2
2
6
4
0
4
0
2
2
0
2
2
0
0
2
6
2
6
7
2
2
0
2
0
0
0
4
4
4
2
0
2
0
2
0
2
4
4
2
0
0
2
2
0
2
4
2
4
0
0
2
2
0
2
5
0
2
0
0
2
2
2
0
2
2
6
2
0
4
2
4
0
2
0
2
2
0
0
2
2
2
0
2
4
0
2
2
4
0
6
0
4
0
2
2
2
2
0
2
2
2
2
2
0
4
0
0
2
2
2
2
0
2
4
0
2
0
4
2
2
2
2
2
2
4
2
2
4
8
2
2
2
2
2
2
2
2
2
4
0
0
2
2
2
2
0
0
0
2
2
6
2
0
2
2
2
0
2
0
2
2
0
2
0
2
2
0
2
0
2
2
6
2
0
2
2
0
2
0
2
2
0
0
0
0
0
2
2
2
2
