#include <bits/stdc++.h>
using namespace std;
int main() {
  int arr[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 in;
  cin >> in;
  cout << arr[in + 1];
}
