#include <bits/stdc++.h>
using namespace std;
int main() {
  int k, ans;
  cin >> k;
  vector<int> v = {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};
  cout << v.at(k);
}
