#include <iostream>

using namespace std;

int main()
{
  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 n;
  
  cin >> n;
  
  cout << a[n-1] << endl;
}
  
  