#include <iostream>
#include <vector>
using namespace std;
int main(void){
  vector<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 p;
  cin >> p;
  
  cout << a[p-1] << endl;
  
  return 0;
}
