#include <bits/stdc++.h>
using ll = long long;
int main(int argc, char** argv) {
  int k;
  std::cin >> k;
  int ary[] = {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};
  std::printf("%d\n", ary[k]);
  return 0;
}
