/// <summary>
        /// prints oldest player data (name, surname, age) to the screen
        /// </summary>
        /// <param name="team">the BasketballTeam to take data from</param>
        static void PrintOldestPlayers(BasketballTeam team)
        {
            List <BasketballPlayer> oldest = team.GetOldestPlayers();

            Console.WriteLine("Vyriausias(-i) kandidatas(-ai):");

            foreach (BasketballPlayer player in oldest)
            {
                Console.WriteLine("{0} {1}, amžius: {2}",
                                  player.name, player.surname, player.GetAge());
            }
        }
        /// <summary>
        /// prints shooters' data to the screen (name, surname, height)
        /// </summary>
        /// <param name="team">the BasketballTeam to take data from</param>
        static void PrintShooters(BasketballTeam team)
        {
            List <BasketballPlayer> shooters = team.GetAllPlayersByPosition("puolėjas");

            Console.WriteLine("Puolėjai:");

            foreach (BasketballPlayer player in shooters)
            {
                Console.WriteLine("{0} {1}, ūgis: {2} cm",
                                  player.name, player.surname, player.height);
            }
        }
        /// <summary>
        /// entry point of the program
        /// </summary>
        /// <param name="args"></param>
        static void Main(string[] args)
        {
            Console.OutputEncoding = Encoding.UTF8;

            BasketballTeam team = new BasketballTeam(dataFile);

            PrintOldestPlayers(team);
            PrintShooters(team);

            // save all invited player data to a file
            team.SaveInvitedPlayersData(invitedPlayersFile);

            // save all clubs to a file
            team.SaveClubList(clubsFile);

            // rewrite initial data to a text file
            SaveDataAsTextFile(dataTextFile, team.GetPlayers());
        }