static void Main(string[] args)
{
FullTimeEmployee full = new FullTimeEmployee();
full.EmployeeId = 1002;
full.FirstName = "Buster";
full.LastName = "Douglass";
full.PrintFullName();
PartTimeEmployee pa = new PartTimeEmployee();
pa.EmployeeId = 5209;
pa.FirstName = "Mike";
pa.LastName = "Tyson";
pa.PrintFullName();
Console.ReadLine();
}