#include <bits/stdc++.h>
using namespace std;
int main() {
  int K;
  cin >> K;
  vector<int> vec;
  vec = {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 << vec.at(K - 1) << endl;
}
