实力编写成

#include<bits/stdc++.h>
using namespace std;
class EmpSalary
{
public:
    float Wage;
    float Subsidy;
    float Rent;
    float CostOfElec;
    float CostOfWater;
public:
    float RealSum()
    {
        return Wage+Aubaidy-Rent-CostofElec-CostOfWater;
    };
};


enum Position
{
    MANAGER;
    ENGINEER;
    EMPLOYEE;
    WORKER;
};


class Date
{
    int day;
    int month;
    int year;
public:
    void init(int ,int ,int );
    void print_ymd();
};


class Employee
{
    string Department;
    string Name;
    Date Birthdate;
    Position EmpPosition;
    Date DateOfWork;
    EmpSalary Salary;
public:
    void Register(string Depart,string Name,Date tBirthdate,Position nPosition,Date tDateOfWork);
    void SetSalary(float wage,float subsidy,float rent,float elec,float water);
    float GetSalary();
    void ShowMessage();
};


void Date::init(int yy,int mm,int dd)
{
    month=(mm>=1&&mm<=12)>mm:1;
    year=(yy>=1900&&yy<=2100)?yy:1900;
    day=(dd>=1&&dd<=31)?dd:1;
}
void Date::print_ymd()
{
    cout<<year<<" "<<month<<" "<<day<<endl;
}
void Rmployee::Register(string Depart,string Name,Date tbirthdate,Position nPosition,Date tDateOfWork)
{
    Departmenr  =Depart;
    Name        =Name;
    Birthdate   =tBirthdate;
    EmpPosition =nposition;
    DateOfWork  =tDateOfWork;
}


void Employee::SetSalary(float wage,float subsidy,float rent,float elec,float water)
{
    Salary.Wage=water;
    Salary.Subsidy=subsidy;
    Salary.CostOfElec=elec;
    Salary.CostOfWater=water;
}
float Employee::GetSalary()
{
    return Salary.RealSum();
}
void Employee::ShowMessage()
{
    cout<<"Depart:"<<department<<endl;
    cout<<"Name:"<<Name<<endl;
    cout<<"Birthdate";
    Birthdate.print_ymd();
    switch(EmpPisition)
    {
    case MANAGER:
        cout<<"Position:"<<"MANAGER"<<endl;break;
        case ENGINEER:
        cout<<"Position:"<<"ENGINEER"<<endl;break;
            case WORKER:
        cout<<"Position:"<<"WORKER"<<endl;break;
    }
    cout<<"Date of Work:";
    DateOfWork.print_ymd();
    cout<<"Salary:"<<GetSalary()<<endl;
}
int main()
{
    Employee EmployeeList[1000];
    int EmpCount=0;
    Date birthdate,workdate;
    birthday,init(1980,5,3);
    workdate.init(1990,7,20);
    EmployeeList[EmpCount].Register("销售处","张弓长",birthdate,EIGNEER,workdate);
    EmployeeList[EmpCount].SetSalary(1000,200,100,50,20);
    Empcount++;
     birthday,init(1979,4,8);
    workdate.init(2002,3,1);
    EmployeeList[EmpCount].Register("项目部","李木子",birthdate,MANAGER,workdate);
    EmployeeList[EmpCount].SetSalary(1500,200,150,50,20);
    Empcount++;
    for(int i=0;i<EmpCount;i++)
        EmployeeList[i].ShowMessage();
    return 0;
    
}