0
2
4
0
2
2
0
3
0
0
6
0
0
0
2
0
0
0
0
0
2
0
2
2
2
4
4
0
0
0
2
2
4
4
0
0
0
0
0
0
2
4
2
0
2
2
2
2
2
6
2
4
2
2
2
2
2
2
8
2
0
0
4
0
2
0
2
4
2
2
0
2
2
2
0
0
0
0
8
0
0
2
2
2
2
2
0
2
2
0
0
0
0
0
0
0
2
0
4
0
5
2
2
2
4
4
7
4
4
6
7
2
0
4
4
4
2
6
6
4
2
4
0
2
5
6
4
5
4
4
2
4
2
2
4
0
0
2
4
8
0
2
2
2
0
2
7
2
6
6
2
2
4
2
4
2
0
0
0
0
0
2
0
0
0
6
2
4
4
2
0
0
2
2
6
2
0
4
2
4
4
2
2
0
4
4
0
2
0
0
2
4
4
0
2
2
0
0
0
3
2
0
0
4
0
2
2
0
0
7
4
0
2
0
2
2
0
0
2
4
2
6
4
2
4
0
2
4
6
4
2
0
0
4
2
2
0
2
0
0
0
4
0
2
0
2
0
2
0
0
2
0
2
0
2
0
0
0
2
2
2
0
0
0
2
0
0
0
0
0
0
0
2
0
2
4
2
4
0
2
2
0
0
2
2
2
0
0
