0
4
2
0
0
2
0
2
0
2
0
0
2
4
0
0
0
0
0
2
2
0
2
0
0
0
4
2
0
2
2
2
0
11
0
0
2
6
0
0
0
0
2
4
0
2
0
4
2
2
0
2
2
2
0
0
2
0
8
0
0
2
2
2
0
2
2
0
0
0
4
0
4
2
4
0
2
0
2
0
2
7
0
2
2
0
0
0
0
2
0
0
2
0
2
0
2
0
2
4
0
0
0
2
0
2
0
0
2
2
0
0
2
0
0
0
2
2
0
0
2
0
2
2
0
2
2
0
4
4
2
0
0
2
0
2
0
2
6
2
0
0
0
0
2
0
2
0
2
2
0
2
0
2
2
2
2
0
2
2
0
2
2
0
2
2
0
2
0
0
0
0
0
0
0
4
0
2
0
2
2
2
0
2
0
2
0
2
4
2
2
0
2
4
0
2
2
2
0
2
0
2
2
2
2
2
0
0
2
2
0
0
2
2
0
2
2
4
2
0
2
2
2
2
4
2
2
0
0
0
0
0
2
2
0
0
2
2
2
2
0
2
9
2
0
0
2
2
0
2
2
2
0
9
0
2
0
2
0
2
0
0
4
0
0
0
0
2
0
4
2
2
2
0
0
0
4
8
2
2
2
2
4
2
2
2
2
2
