7
2
2
0
4
2
2
2
0
4
2
0
2
0
0
0
2
2
0
21
4
2
2
2
3
4
2
7
4
0
4
0
5
4
2
3
0
2
2
0
2
5
0
5
2
0
2
2
5
0
2
2
4
0
2
2
4
2
5
2
0
0
2
2
0
0
2
2
2
2
3
4
0
2
0
0
2
2
0
2
2
6
2
0
4
2
2
4
4
2
0
4
4
5
0
3
0
4
4
4
4
5
4
0
2
4
2
0
0
2
3
4
4
6
2
2
0
7
5
2
2
4
2
4
0
3
0
19
4
2
2
0
4
0
2
4
4
4
0
4
2
2
2
2
4
2
2
6
6
4
3
0
0
2
0
4
4
2
4
0
0
4
0
2
5
0
4
2
2
2
2
2
7
4
6
0
21
3
0
4
2
4
0
4
3
0
0
0
2
0
4
4
19
3
0
2
2
2
4
0
4
6
0
3
2
0
2
17
2
4
3
5
0
2
2
3
23
0
2
5
4
5
4
17
0
5
19
2
2
7
2
4
5
2
1
5
2
2
2
2
4
2
2
2
2
2
7
2
2
2
4
2
2
2
2
2
3
2
0
0
27
0
4
0
0
2
2
1
0
2
2
6
4
3
2
4
2
2
2
0
6
2
0
4
7
3
0
0
