static void Main(string[] args)
{
Student.Student Akim = new Student.Student("Akim", "Lyubchenko", 4, 5, 6, 7);
Student.Student Artem = new Student.Student("Artem", "Maklakov", 7, 8, 9, 10);
Student.Student Nikita = new Student.Student("Nikita", "Makeychik", 3, 6, 9);
Group.Group group2 = new Group.Group(2);
group2.AddStudent(Akim);
group2.AddStudent(Artem);
group2.AddStudent(Nikita);
System.Console.WriteLine($"AverageScore of group 2: {group2.AverageScore()}");
System.Console.WriteLine($"AverageScore of Akim 2: {Akim.AverageScore()}");
System.Console.ReadKey();
}
