#include <bits/stdc++.h>
using namespace std;
int a[35] = {0, 1, 1, 1, 2, 1, 2, 1, 1,  5, 2, 2, 1, 5, 1, 2, 1, 14,
             1, 5, 1, 5, 2, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51};
int main() {
  int n;
  cin >> n;
  cout << a[n];
  return 0;
}
