using System;
					
public class Beaulo
{
  　int[] a = 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};
    
	public static void Main()
	{
        int k = int.Parse(Console.ReadLine());
		Console.WriteLine(array[k-1]);
	}
}