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

namespace ConsoleApp9
{
    class Program
    {
        static void Main(string[] args)
        {
            int a1;
            a1 = Convert.ToInt32(Console.ReadLine());
            if (a1 >= 1 && a1 <= 2000)
            if (a1 >= 1 && a1 <= 4)
            {
                Console.WriteLine("few");
            }
            if (a1 >= 5 && a1 <= 9)
            {
                Console.WriteLine("several");
            }
            if (a1 >= 10 && a1 <= 19)
            {
                Console.WriteLine("pack");
            }
            if (a1 >= 20 && a1 <= 49)
            {
                Console.WriteLine("lots");
            }
            if (a1 >= 50 && a1 <= 99)
            {
                Console.WriteLine("horde");
            }
            if (a1 >= 100 && a1 <= 249)
            {
                Console.WriteLine("thorg");
            }
            if (a1 >= 250 && a1 <= 499)
            {
                Console.WriteLine("swarm");
            }
            if (a1 >= 500 && a1 <= 999)
            {
                Console.WriteLine("zounds");
            }
            if (a1 >= 1000)
            {
                Console.WriteLine("legion");
            }
            return;
        }

    }
}

thorg -> throng