#inlcude<iostream>
using namespace std;

int A[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};

int main() {
  int k;
  cin >> k;
  cout << A[k-1] << endl;
  
  return 0;
}