#include <bits/stdc++.h>

using namespace std;

int n, a[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];

int main () {
  cin >> n;
  cout << a[n+1];
  return 0;
}