using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace A_Kth_Term
{
    class Program
    {
        static void Main(string[] args)
        {
            var Si = new int[] { 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 };
            var K = int.Parse(Console.ReadLine());

            Console.WriteLine(Si[K]);
        }
    }
}
