class Team
    {
        const int DEFAULT_VALUE = 0;
        public int Points { get; set; }
        public int Played { get; set; }
        public int GoalsFor { get; set; }
        public int GoalsAgainst { get; set; }
        public string Name { get; set; }
        public int Won { get; set; }
        public int Draw { get; set; }
        public int Lost { get; set; }
        public Group Group { get; set; }
        public Team(string group, string name)
        {
        }
        public override string ToString()
        {
            return 
                string.Format(Name, "\t", Played, "\t", Won, "\t", Draw, "\t", Lost, "\t", GoalsFor, "\t", GoalsAgainst, "\t", Points);
        }
    }

Team enteredTeamA = tournament.getTeam(teamInputA);
Team enteredTeamB = tournament.getTeam(teamInputB);
Game newGame = new Game(enteredTeamA, enteredTeamB, scoreA, scoreB);
enteredTeamA.addGame(newGame);
enteredTeamB.addGame(newGame);