#include <bits/stdc++.h>
using namespace std;
int main() {
  int s[33] = {0, 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 a;
  cin >> a;
  cout << "The " << a << "-th the element is " << s[a] << "." << endl;
}
