#include <bits/stdc++.h>
using namespace std;
int n;
int a[100] = {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() {
  scanf("%d", &n);
  n--;
  printf("%d", a[n - 1]);
}
