static void Main(string[] args)
{
Supervisor ITManager = new Supervisor();
//ISupervisor ITManager = new Supervisor();
//ISupervisor ITManager = new Executive();
ITManager.FirstName = "Mia";
ITManager.LastName = "Terry";
ITManager.CalculateSalary(6);
//Employee employee = new Employee();
//ISupervisee employee = new Employee();
Employee employee = new Supervisor();
employee.FirstName = "Sue";
employee.LastName = "Cameron";
employee.CalculateSalary(4);
employee.AssignSupervisor(ITManager);
Console.WriteLine($"{ employee.FirstName }'s salary is ${ employee.Salary }/Hour with supervisor { ITManager.FirstName }");
Console.ReadLine();
}