#include <bits/stdc++.h>
using namespace std;

int main() {
  int k;
  cin >> k;
  int x[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}
  cout << x[k-1] << endl;
}