0
0
0
0
0
2
0
4
2
6
0
0
4
2
2
2
2
2
0
2
4
2
0
2
2
4
2
4
0
0
2
6
4
2
0
0
4
0
0
4
2
2
2
0
10
2
4
2
4
4
2
2
4
0
0
2
2
2
0
2
2
2
4
2
0
2
2
0
2
2
0
0
0
2
2
2
2
4
0
0
4
0
0
6
0
0
2
0
6
0
0
0
2
2
10
4
2
2
0
2
2
4
2
0
4
4
0
0
0
9
2
2
6
4
2
0
4
2
4
0
4
2
6
4
2
2
2
2
0
0
0
0
0
4
0
0
2
2
2
2
4
2
2
6
2
0
0
4
0
2
0
0
2
2
0
0
4
2
2
0
2
0
0
6
4
4
4
0
2
6
4
2
2
0
8
4
0
4
0
4
6
0
4
0
2
0
0
0
4
0
4
2
2
2
4
0
0
0
0
2
0
2
0
2
0
2
8
2
0
2
0
2
2
0
0
2
2
4
2
2
4
0
0
0
0
4
2
2
0
2
0
0
0
2
2
2
0
0
2
2
0
4
2
2
2
0
4
2
3
2
2
0
0
0
0
0
0
2
2
0
2
2
2
2
2
4
0
0
2
0
2
2
0
0
0
2
0
0
0
2
0
0
2
0
3
2
2
2
