#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, a[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};
  cin >> n;
  for (int i = 0; i < 32; i += 1) {
    if (i == n) {
      cout << a[i - 1] << endl;
    }
  }
  return 0;
}
