static void Main(string[] args)
{
Clerk zsClerk = new Clerk("张三", "人事部");
Sales zsSales = new Sales("张三", "人事部", 2500);
TechnicalSupport zsTC = new TechnicalSupport("张三", "人事部", 0.98);
}
static void Main(string[] args)
{
Clerk zsClerk = new Clerk("张三", "人事部");
zsClerk.CSayHello();
Sales zsSales = new Sales("和珅", "和府", 2500);
zsSales.SSayHello();
TechnicalSupport zsTC = new TechnicalSupport("纪晓岚", "纪府", 0.98);
zsTC.TSSayHello();
Console.ReadLine();
}