4
2
0
5
2
5
0
2
0
3
2
0
0
0
2
0
2
7
2
0
0
2
2
4
0
0
2
2
0
2
2
0
2
0
0
0
2
2
2
4
0
2
4
2
2
0
4
0
6
2
4
0
0
2
2
3
4
4
2
2
2
0
2
0
0
0
0
2
2
0
4
0
0
4
0
2
2
0
0
0
2
0
2
2
2
2
2
4
0
2
0
2
2
0
2
2
2
2
0
0
0
4
0
0
2
4
2
0
0
0
2
2
4
0
5
2
4
2
4
2
2
2
0
2
0
2
2
4
6
6
0
0
4
4
3
0
2
2
0
2
2
0
5
4
2
4
2
0
2
0
3
4
3
2
2
2
4
4
3
4
0
2
4
2
4
0
0
2
0
2
0
2
0
2
0
2
2
2
1
2
2
2
0
0
2
2
2
2
4
0
0
2
2
2
2
0
0
2
2
4
2
2
2
0
4
0
0
0
2
2
0
0
0
0
2
0
4
0
2
0
2
3
0
0
4
2
2
2
2
0
2
2
0
0
0
0
2
0
2
2
0
2
4
2
0
0
2
2
2
0
2
4
2
2
2
4
2
2
4
4
0
0
2
2
0
2
0
4
0
0
0
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
2
2
