static void Main()
{
ITrainer viktor = new Trainer("Viktor");
ITrainer ivan = new Trainer("Ivan");
viktor.AddPerson(ivan);
IStudent pesho = new Student("Pesho");
IStudent gosho = new Student("Gosho");
IStudent simeon = new Student("Simeon");
ivan.AddPerson(pesho);
ivan.AddPerson(gosho);
ivan.AddPerson(simeon);
ITrainer marto = new Trainer("Marto");
viktor.AddPerson(marto);
IStudent drago = new Student("Drago");
IStudent sasho = new Student("Sasho");
IStudent milen = new Student("Milen");
marto.AddPerson(drago);
marto.AddPerson(sasho);
marto.AddPerson(milen);
ITrainer stivi = new Trainer("Stivi");
viktor.AddPerson(stivi);
IStudent mimi = new Student("Mimi");
IStudent galq = new Student("Galq");
IStudent petq = new Student("Petq");
stivi.AddPerson(mimi);
stivi.AddPerson(galq);
stivi.AddPerson(petq);
viktor.PrintOnConsole(4);
}