#include<bits/stdc++.h>
using
namespace
std;
int
countTrailingZero(
int
x)
{
static
const
int
lookup[] = {32, 0, 1,
26, 2, 23, 27, 0, 3, 16, 24, 30, 28, 11,
0, 13, 4, 7, 17, 0, 25, 22, 31, 15, 29,
10, 12, 6, 0, 21, 14, 9, 5, 20, 8, 19,
18};
return
lookup[(-x & x) % 37];
}
int
main()
{
cout << countTrailingZero(48) << endl;
return
0;
}