0
6
0
7
2
5
0
4
2
0
0
2
2
2
0
0
4
0
2
4
2
4
0
0
2
2
2
4
6
4
0
0
2
0
4
0
4
0
6
6
4
2
0
4
0
6
2
2
6
2
2
4
0
0
0
0
4
2
2
4
2
0
4
0
2
6
2
0
6
2
2
0
6
0
0
0
6
0
9
4
4
2
2
4
2
2
4
0
0
4
0
2
20
2
0
2
4
0
6
6
2
0
2
0
2
4
0
0
4
0
0
2
0
0
0
4
4
0
2
0
0
4
0
2
0
0
0
2
4
6
2
4
4
2
2
0
4
0
6
4
2
0
0
2
0
4
2
4
0
2
2
0
2
4
0
2
6
0
2
0
2
0
0
0
2
2
0
8
4
4
0
4
6
2
2
4
2
2
6
0
5
4
0
0
49
7
11
0
0
0
8
2
4
6
6
4
0
0
0
2
2
2
0
0
2
4
0
0
2
2
2
2
0
2
0
2
4
2
11
0
17
6
11
2
4
19
0
2
0
2
0
2
6
2
2
5
2
2
0
2
2
4
2
2
0
2
2
0
2
0
0
0
4
2
6
2
0
4
0
4
6
2
0
0
2
4
2
2
9
2
2
0
0
4
2
0
6
6
4
4
4
0
0
2
0
0
2
4
