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