#include <iostream>
using namespace std;

int main()
{
  int a[] = {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 ;
  cin>>k;
  
  cout<<a[k-1]<<"\n";
  return 0;
}