写一个小型工资管理系统程序.doc

#include#include#include#includeclass employeepublic:employee(const long, const char*);virtual employee();const char*getname()const;const long getnumber()const;virtual double earnings()const=0;virtual void print()const;protected:long number;char*name;employee:employee(const long k,const char*str)number=k;name=new charstrlen(str)+1;assert(name!=0);strcpy(name,str);employee:employee()delete name;const char*employee:getname()constreturn name;const long employee:getnumber()constreturn number ;void employee:print()constcoutnumbersetw(16)nameendl;class manager:public employeepublic:manager(const long,const char*,double=0.0);manager();void setmonthsalary(double);virtual double earnings()const; virtual void print()const;private:double monthsalary;manager:manager(const long k, const char*str,double sal):employee(k,str)setmonthsalary(sal);void manager:setmonthsalary(double sal)monthsalary=sal;double manager:earnings()constreturn monthsalary;void manager:print()constemployee:print();coutsetw(16)managern;couttearning$monthsalaryendl;class salesmanager:public employeepublic:salesmanager(const long , const char*, double=0.0,double=0.0);salesmanager()void setsalary(double);void setsales(double);virtual double earnings()const;virtual void print()const;protected: double sales; double salary;salesmanager:salesmanager(const long k,const char*str,double salary1,double sales2):employee(k,str)setsalary(salary1);setsales(sales2);void salesmanager:setsalary(double salary1)salary=salary1;void salesmanager:setsales(double sales2)sales=sales2;double salesmanager:earnings()const return salary+0.04*sales;void salesmanager:print()constemployee:print();coutsetw(16)salesmanagern;couttsalary: $salesendl;couttearnings: $earnings()endl;class hourworker:public employeepublic:hourworker(const long,const char*,double=0.0,int =0);hourworker()void sethour(int);void setmoney(double);virtual double earnings()const;virtual void print()const;private:double money;int hour;hourworker:hourworker(const long k, const char*str,double m,int h):employee(k,str)setmoney(m);sethour(h);void hourworker:sethour(int h)hour=h;void hourworker:setmoney(double m)money=m;double hourworker:earnings()constreturn money*hour;void hourworker:print()constemployee:print();coutsetw(16)hourwokern;couttworkhour: hourendl;couttearning: $earnings()endl;class salesman:public employeepublic:salesman(const long,const char*,double=0.0);salesman()void setsales(double);virtual double earnings()const;virtual void print()const;private:double sales;salesman:salesman(const long k,const char* str,double s):employee(k,str)setsales(s);void salesman:setsales(double s)sales=s;double salesman:earnings()constreturn sales*0.04;void salesman:print()constemployee:print();coutsetw(16)salesmann;couttsales: salesendl;couttearning:earnings()endl;int main()manager a(61,xiaohao,1