0
0
4
4
0
2
6
0
4
0
4
4
4
0
0
4
4
0
0
0
2
4
2
2
4
0
0
2
6
89
0
4
2
4
4
0
2
2
2
4
4
4
4
41
0
8
4
2
0
4
2
0
4
0
2
0
2
0
4
4
0
2
0
0
12
0
6
2
4
6
0
0
8
0
2
4
2
4
6
0
0
4
2
36
6
6
0
4
0
2
4
2
2
0
2
2
2
0
4
2
2
35
2
4
2
0
0
48
2
4
2
4
0
0
4
2
0
0
2
6
2
2
0
2
8
34
0
2
2
4
2
0
4
0
2
2
0
0
0
0
2
0
4
4
6
2
0
60
0
0
0
0
2
6
4
4
2
6
0
4
2
2
4
2
2
6
6
4
0
0
2
2
2
4
41
4
0
0
2
2
4
0
11
2
8
2
2
2
2
2
31
2
4
0
0
0
2
0
2
2
4
0
0
0
4
0
2
4
4
0
0
4
4
0
4
2
4
0
2
0
2
4
4
0
4
4
2
6
4
0
13
2
0
46
4
4
4
10
2
2
4
4
10
2
0
4
2
0
2
4
2
2
2
2
2
0
2
2
4
0
4
0
0
0
0
15
4
2
2
6
2
4
6
2
2
0
45
2
4
4
0
2
42
0
4
2
2
2
