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

int arr[32] = {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
}, k;

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