#include<bits/stdc++.h>
using namespace std;
int a[33] = {0, 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 k;
int main()
{
  scanf("%d", &k);
  printf("%d\n", a[k]);
  return 0;
}