#include<bits/stdc++.h>
using namespace std;

int main()
{
  int arr[]={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;cin >> k;
  cout << arr[k-1];
}
