static void Main(string[] args) { RussianFactory russianFactory = new RussianFactory(); TankBattalion <Tank> tankBattalion = new TankBattalion <Tank>(2); foreach (Tank tank in tankBattalion.FindTanksWithGunStrength(50)) { tank.GetStatus(); } Console.WriteLine(tankBattalion.ConvertToString()); Console.Read(); }