#include <bits/stdc++.h>
using namespace std;
int main()
{
	int k;
  int ar[]={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<<ar[k-1];
}