4
2
4
2
41
4
4
0
4
41
0
6
9
2
0
4
0
2
4
4
0
0
2
6
2
0
0
0
2
2
6
0
2
72
2
0
8
0
4
0
0
2
4
0
0
2
0
0
4
73
0
2
0
4
6
0
2
0
0
6
37
4
4
0
0
4
4
0
0
4
6
0
2
0
2
44
0
4
4
0
2
0
0
2
0
2
2
2
0
4
0
0
4
0
4
2
6
4
2
0
0
2
2
0
0
6
2
2
0
0
0
28
0
0
0
0
4
6
4
0
4
6
4
2
4
6
2
6
0
4
6
0
2
0
0
0
4
6
4
0
2
2
4
2
2
6
4
0
0
0
2
2
0
2
2
4
2
5
2
0
0
2
0
2
0
0
4
2
2
4
2
2
4
2
2
0
2
4
0
0
0
0
23
5
4
2
0
2
4
0
0
0
25
13
0
2
0
2
8
2
2
2
18
4
4
4
0
4
0
0
0
69
6
4
0
2
0
4
4
0
6
2
73
4
2
2
0
29
4
2
4
11
2
0
6
0
2
4
0
0
6
2
2
4
4
2
2
0
0
4
0
2
4
9
0
0
2
0
2
60
0
4
0
2
8
0
0
0
2
2
4
2
2
0
0
0
6
2
39
2
2
2
4
42
0
0
0
4
