using System;

class prog{
public static void Main(string[] args){
int k = int.Parse(Console.ReadLine());
  string[] input = "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".Split(' ');

  Console.WriteLine(input[k-1][0]);  
}
}