继承与派生的应用3

/*编写一个程序实现小型公司的工资管理。人员：经理、技术人员、销售员、销售经理。信息：编号、姓名、月工资信息。经理拿固定工资8000；技术人员每小时100元；销售员按当月销售额的4%提成；销售经理既拿固定工资5000，又拿销售提成，销售提成为所在部门销售额的0.5%。*/#include<iostream>using namespace std;class employee{protected:int ID;char name[10];double salary;static int ID_NUM;public:employee(){salary=0;ID=ID_NUM++;}void pay(){}void Setname(char *name){strcpy(this->name,name);}int GetID(){return ID;}char *Getname(){return name;}double GetSalary(){return salary;}};int employee::ID_NUM=1000;class technician:public employee{private:int hours;double hour_rate;public:technician(){hour_rate=100;}void GetHours(int hours){this->hours=hours;}void pay(){salary=hours*hour_rate;}};class manager:virtual public employee{protected:double month_pay;public:manager(){month_pay=8000;}    void pay(){salary=month_pay;}};class salesman:virtual public employee{protected:double CommRate;double sales;public:salesman(){CommRate=0.04;}void GetSales(double sales){this->sales=sales;}    void pay(){salary=sales*CommRate;}};class salesmanager:public manager,public salesman{public:salesmanager(){month_pay=5000;CommRate=0.005;}    void pay(){salary=month_pay+CommRate*sales;}};int main(){int wt,sale1,sale2;    manager P1;technician P2;salesman P3;salesmanager P4;P1.Setname("TOM");P2.Setname("MARY");P3.Setname("JACK");P4.Setname("BOB");    P1.pay();cout<<"请输入技术人员的工作时间：";cin >> wt;P2.GetHours(wt);P2.pay();cout<<"请输入销售员的销售额：";    cin >> sale1;P3.GetSales(sale1);    P3.pay();cout<<"请输入销售经理管辖的部门的销售额：";cin >> sale2;P4.GetSales(sale2);P4.pay();cout<<"WorkNum  Name   Salary   Positon"<<endl;cout<<P1.GetID()<<"\t"<<P1.Getname()<<"\t"<<P1.GetSalary()<<"\tmanager"<<endl;cout<<P2.GetID()<<"\t"<<P2.Getname()<<"\t"<<P2.GetSalary()<<"\ttechnician"<<endl;cout<<P3.GetID()<<"\t"<<P3.Getname()<<"\t"<<P3.GetSalary()<<"\tsalesman"<<endl;cout<<P4.GetID()<<"\t"<<P4.Getname()<<"\t"<<P4.GetSalary()<<"\tsalesmanager"<<endl;return 0;}