#include <iostream>
using namespace std;

int main()
{
  char str[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};
  int k;
  cin >> k;
  cout << str[k-i] << endl;
  return 0;
}
