static void Main(string[] args)
{
BeLate massage = (str) => Console.WriteLine(str);
Balance balance = (show) => Console.WriteLine($"Текущая зарплата: { show.Salary} рублей");
Dekan dekan = new Dekan();
Student student1 = new Student(220, "студент");
Undergraduate undergraduate1 = new Undergraduate(380, "магистрант");
student1.Late();
student1.RegisterHandler(massage);
student1.Late();
balance(student1);
dekan.money += student1.Money;
dekan.money += undergraduate1.Money;
dekan.newMoney();
student1.Late();
student1.Late();
balance(student1);
dekan.newMoney();
balance(student1);
dekan.promotion += student1.ToPromoteStudent;
dekan.ToPromote("выпускник-студент");
dekan.promotion -= student1.ToPromoteStudent;
dekan.promotion += undergraduate1.ToPromoteUndergraduate;
dekan.ToPromote("выпускник-магистрант");
balance(undergraduate1);
Console.WriteLine();
string str1 = "BeOutiful girll";
Func <string, string> func;
func = ChangeString.Delet;
str1 = func(str1);
Console.WriteLine(str1);
Action <string, char> action;
action = ChangeString.AddLetter;
action(str1, 's');
func += ChangeString.Oa;
str1 = func(str1);
Console.WriteLine(str1);
func += ChangeString.SToApper;
str1 = func(str1);
Console.WriteLine(str1);
func += ChangeString.SToLower;
str1 = func(str1);
Console.WriteLine(str1);
}
public void RegisterHandler(BeLate late)
{
this.late = late;
}
