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

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            var text = Console.ReadLine();

            List<string> words = text.
                Split('.', ',', ':', ';', '(', ')', '[',
                ']', '"', '\'', '\\', '/', '!', '?', ' ')
                .ToList();

            while (words.Count>0)
            {
                var length = words.Sum(word => word.Length);

                var minPower = words.Min(
                    word => (double)word.Sum(letter => letter) / length
                    );

                var minWord = words.Single(word =>
                    (double)word.Sum(letter => letter) / length == minPower
                    );

                Console.WriteLine(minWord);
                words.Remove(minWord);
                Console.WriteLine(String.Join(" ", words));
            }
        }
    }
}