static void Main(string[] args) { //Defining Student Student student = new Student("John", "Smith", 1234322); //Console.WriteLine(student.ToString()); //Defining Teacher Teacher teacher = new Teacher("John", "Doe"); teacher.AddElement(DisciplineName.Biology); teacher.AddElement(DisciplineName.Science); //Console.WriteLine(teacher.ToString()); //Defining Class Classes newClass = new Classes("143A"); newClass.AddElement(student); newClass.AddElement(teacher); //Console.WriteLine(newClass.ToString()); //Defining School School school = new School(); school.AddElement(newClass); Console.WriteLine(school.ToString()); }