static void Main(string[] args)
{
Request r1 = new Request();
Manager m1 = new TeamLeader("章邯");
Manager m2 = new Director("王翦");
Manager m3 = new Boss("嬴政");
m1.SetSuperior(m2);
m2.SetSuperior(m3);
r1.Type = QuestionType.Leave;
r1.Description = "小菜请事假";
r1.Num = 1;
m1.HandleRequest(r1);
r1.Type = QuestionType.Leave;
r1.Description = "小菜请事假";
r1.Num = 3;
m1.HandleRequest(r1);
r1.Type = QuestionType.Salary;
r1.Description = "小菜请调薪";
r1.Num = 1500;
m1.HandleRequest(r1);
Console.ReadLine();
}