动态多态,C++编写的一个工资管理程序，以雇员类为基类公有派生出经理类、计件工类和小时工类。经理享有固定的底薪和业绩奖励，销售员的收入是一小部分的基本工资加上销售额的提成，计件工的收入完全取决于其生产的工件数量，小时工的收入以小时计算，再加上按时计算的加班费。运用基类指针显示输出各类对象的薪水值。-Dynamic polymorphism, write a payroll program to employees classified as managers derived base class public class, classes, and hourly piece-work classes. Managers entitled to a fixed base salary and performance incentives, the salesman is a small part of the income of the basic salary plus sales commission, piece workers whose income depends entirely on the number of workpieces produced, hourly income in hours, plus hourly overtime. The use of various types of base class object pointer display output salary values.