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

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

(1 >= a)&&(a<=4)