6
2
4
0
4
0
2
2
2
6
2
6
0
7
0
2
0
2
0
2
2
0
12
4
2
2
4
0
2
5
2
2
2
0
11
2
8
4
2
4
2
4
2
8
2
0
2
2
6
2
0
4
4
2
2
2
6
0
2
0
0
6
0
6
0
4
0
4
10
6
0
4
4
8
4
0
2
4
6
4
31
6
2
4
4
6
6
2
6
4
6
14
4
6
0
2
4
6
2
4
8
4
8
4
0
8
4
0
4
4
0
4
4
6
0
4
0
6
2
4
2
2
4
0
2
0
2
2
2
4
4
4
0
2
6
8
2
0
4
2
2
8
4
0
4
8
6
2
2
4
5
2
4
4
0
4
2
2
6
8
0
8
4
2
0
4
6
2
6
6
0
0
4
21
4
6
8
2
2
8
2
0
0
4
4
14
0
6
4
11
0
2
5
6
4
2
6
8
8
0
0
2
4
0
2
0
2
4
2
4
0
4
3
4
0
2
0
0
4
7
2
3
6
2
4
2
2
2
2
2
0
8
2
0
0
0
4
4
10
0
4
0
0
6
0
0
2
2
2
0
6
0
2
0
2
2
0
0
0
2
0
0
0
2
4
2
4
2
0
0
0
2
0
2
0
2
0
4
2
0
2
4
0
0
2
4
0
0
