using System;
using System.Linq;
using System.Collections.Generic;

namespace _01._Sort_Numbers
{
    class Program
    {
        static void Main(string[] args)
        {
            string list = Console.ReadLine();

            int[] listArray = list
                .Split(", ", StringSplitOptions.RemoveEmptyEntries)
                .Select(int.Parse)
                .ToArray();

            Array.Sort(listArray);

            int[] result = listArray
                .Reverse()
                .ToArray();

            Console.WriteLine(string.Join(", ", result));

        }
    }
}