2
2
0
2
4
2
51
0
2
4
0
4
0
4
6
4
2
4
4
2
4
4
2
2
2
0
4
21
2
2
2
2
4
4
0
0
4
2
0
6
6
0
0
6
2
2
0
0
2
2
18
4
2
2
0
6
56
4
0
4
6
6
0
2
0
0
6
0
0
2
0
4
2
4
0
2
0
0
2
2
2
2
2
0
0
0
0
6
0
2
2
6
0
4
0
2
0
0
0
4
0
0
2
4
2
0
2
2
0
2
0
4
6
0
0
2
2
2
0
2
0
2
0
2
4
2
4
2
45
2
0
2
4
0
2
2
2
0
0
2
0
2
2
4
0
4
24
2
4
4
4
2
2
2
4
2
2
0
2
4
6
4
0
4
8
0
0
2
6
4
0
2
0
2
2
4
6
2
2
2
0
6
0
4
0
2
0
2
10
2
8
2
2
4
6
4
4
0
2
4
4
0
2
0
4
54
4
2
2
2
0
64
2
2
2
2
4
4
0
6
2
0
2
4
2
0
2
2
4
4
2
0
2
2
2
4
2
2
2
0
4
2
2
2
0
0
4
6
4
2
4
0
6
0
2
6
0
4
0
2
4
4
2
2
2
4
2
46
0
4
2
2
4
2
2
0
4
0
4
2
4
0
4
2
6
6
0
6
