using System;

class Suuretu{
  static void Main(){
  
    int input = int.Parse(Console.ReadLine());
    int[] Arr = new int[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};
    Console.WriteLine(Arr[input]);
    
  }
}