0 = -1
1 = 0
2 = -2
3 = -1
4 = -1
5 = 1
6 = -1
7 = -1
8 = -1
9 = 3
10 = 0
11 = -1
12 = -2
13 = 0
14 = -1
15 = 1
16 = 3
17 = 10
18 = 1
19 = -2
20 = 0
21 = -1
22 = -1
23 = 0
24 = 4
25 = 0
26 = 0
27 = 0
28 = 0
29 = 0
30 = 0
31 = 2
32 = 0