0
0
4
2
0
0
2
4
0
0
0
2
0
2
4
2
4
4
0
2
0
4
14
2
0
2
8
8
2
2
0
4
0
4
6
2
0
2
6
4
4
4
0
0
2
2
2
0
4
4
2
0
0
4
4
0
6
2
2
0
2
2
0
4
2
2
0
4
2
2
0
2
0
2
4
6
4
2
2
2
0
0
4
4
4
0
2
4
2
4
2
6
4
0
2
0
4
2
0
0
6
2
0
0
4
0
0
2
0
2
0
0
0
2
4
0
0
2
2
0
0
0
2
0
0
2
2
4
0
2
2
6
2
2
2
0
2
0
4
0
2
2
0
4
0
2
0
2
0
0
0
2
4
0
0
2
4
2
0
2
2
2
2
0
2
0
4
2
6
6
6
2
14
6
2
4
0
2
2
4
2
0
0
2
6
4
0
4
6
2
0
4
4
2
2
2
2
0
2
0
4
2
2
4
2
4
2
4
0
0
6
0
8
2
0
0
4
2
0
0
0
4
2
0
0
0
2
2
0
6
2
4
4
2
0
2
2
0
2
6
2
2
4
6
2
2
2
2
0
2
2
2
0
0
0
4
6
6
2
0
2
0
2
2
2
0
25
0
2
16
2
0
4
0
16
0
2
2
2
0
2
2
0
2
2
2
0
0
