using System;
using static System.Console;

namespace atcoder
{
    class Program
    {
        static void Main(string[] args)
        {
            int K = int.Parse(ReadLine());
            int[] A = { 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 };
            WriteLine(A[K]);
        }
    }
}