#include <bits/stdc++.h>
using namespace std;
int32_t main() {
  long long int t;
  cin >> t;
  vector<long long int> v = {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};
  cout << v[t--];
}
