#include<bits/stdc++.h>
using namespace std;
int main()
{long long v[]={1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51};
  
  long long n;cin>>n;cout<<v[n-1];
}