2
8
4
8
6
2
2
10
6
2
2
4
4
8
4
4
2
4
4
2
4
2
4
2
4
10
6
10
2
2
2
8
12
6
2
6
6
2
4
4
0
2
4
2
2
4
12
12
4
4
2
2
2
2
2
2
0
4
2
0
0
0
0
4
0
2
0
2
2
0
2
0
0
0
0
0
2
2
2
2
4
2
2
4
0
2
2
0
0
2
6
2
0
0
6
2
4
4
4
6
0
0
0
4
4
0
0
2
0
2
2
0
4
4
4
2
0
0
0
2
2
0
0
2
0
4
2
0
2
0
0
0
0
0
4
0
4
8
2
0
0
0
0
4
0
2
4
2
4
0
6
19
2
2
2
0
2
4
0
4
2
0
2
0
4
2
2
4
0
0
2
0
4
0
0
2
0
6
0
4
2
2
0
2
2
4
0
4
4
4
2
0
4
4
6
0
2
9
2
0
10
10
4
4
2
6
18
2
18
74
2
2
6
2
0
0
4
0
0
2
4
0
0
2
0
2
4
47
0
0
2
2
0
0
4
2
2
2
6
0
0
2
4
0
4
2
2
0
48
12
23
9
0
2
2
4
2
0
0
4
0
0
2
2
2
0
6
0
2
2
0
2
2
2
0
0
0
19
2
0
19
37
2
0
31
0
2
0
