using System; using System.Collections.ObjectModel; using System.Collections.Generic; using System.Text; class Team { private string name; public Team(string name) { this.name = name; } public override string ToString() { return name; } } class Program { static void Main(string[] args) { Collection<Team> teams = new Collection<Team>(); teams.Add(new Team("Ferrari")); teams.Add(new Team("Williams-BMW")); teams.Add(new Team("Bar-Honda")); teams.Add(new Team("McLaren-Mercedes")); foreach (Team t in teams) { Console.WriteLine(t); } } }