0
0
0
0
4
2
7
5
8
2
9
2
0
2
2
6
0
0
0
2
0
0
0
0
0
0
0
2
0
0
0
0
2
2
0
2
2
4
0
0
0
0
2
0
0
4
0
4
2
2
3
2
0
0
0
0
0
2
2
0
0
0
0
2
0
0
4
0
0
0
6
0
0
0
0
0
0
2
2
10
2
4
4
0
0
2
0
0
4
5
4
2
0
2
4
0
7
2
7
4
0
0
2
0
0
4
0
0
2
2
2
2
2
2
4
0
4
2
4
2
4
4
2
0
6
6
2
2
2
0
4
2
0
4
0
2
0
2
5
0
0
0
4
0
0
6
4
4
5
4
4
0
4
0
0
2
2
0
0
0
4
0
0
0
0
4
0
7
3
4
2
2
0
2
0
4
2
0
2
2
0
0
2
5
4
0
2
0
2
4
4
0
2
0
0
2
0
0
0
2
5
2
2
4
4
2
0
2
0
0
2
0
0
0
4
0
5
6
2
0
0
0
2
0
2
3
2
2
3
4
2
2
0
2
0
2
2
2
0
4
2
0
0
0
0
0
2
2
0
0
3
0
4
2
4
0
0
0
4
0
0
0
0
2
4
0
0
0
0
2
0
0
2
0
0
0
0
2
0
0
0
0
2
0
4
2
0
0
