#include <iostream>

using namespace std;

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