#include <iostream>
using namespace std;

signed main(){
  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 k; cin >> k;
  cout << A[k] << endl;
  return 0;
}