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

int main(){
      int k,a[32]={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};
  	cin>>k;
  	cout<<a[k-1]<<endl;
}