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