using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;


namespace Olimp
{
    class Team
    {
        public Team(int power)
        {
            this.power = power;
        }

        public Team()
        {
        }

        private int power;

        public int Powah {
            get { return this.power; }
            set { this.power = value; }
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
            StreamReader reader = new StreamReader("info.txt");
            List<Team> teams = new List<Team>();

            while(!reader.EndOfStream)
                teams.Add(new Team {
                    Powah=int.Parse(reader.ReadLine())
                } );


            for (int j = 0; j < length; j++)
               for (int i = 0; i < teams.Count-1; i+=2)
                    {
                        if (teams[i].Powah < teams[i + 1].Powah)
                        {
                            Team temp = teams[i];
                            teams[i] = teams[i + 1];
                            teams[i + 1] = temp;
                        }
                    }


            Console.ReadKey();

        }
    }
}