#include <bits/stdc++.h>
using namespace std;

int main(){
  int s[]={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
};
  int n;cin>>n;
  cout<<s[n-1];
}