C++第四次作业

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一、

#include <iostream>  #include <string>  using namespace std;  class Person{  public:      Person(string s){          name=s;      }      void display( ){          cout<<"Name: "<<name<<endl;      }  private:      string name;  };  class Student:public Person//(1){  public:      Student(string s, int g):Person(s) // (2) 参考教材P169加底纹部分     {grade=g;}      void display1( ){          display();   //  (3)          cout<<"Grade: "<<grade<<endl;      }  private:      int grade;  };  int main( )  {      Student s("龙三",19);      s.display1( );       //  (4)      return 0;  }

运行结果

<img src="http://img.blog.csdn.net/20160422104823819?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />

<pre name="code" class="cpp">#include <iostream>#include <string>#include <iomanip>using namespace std;class CPerson{protected:    string m_szName;    string m_szId;    int m_nSex;//0:women,1:man    int m_nAge;public:    CPerson(string name,string id,int sex,int age);    void Show1();    ~CPerson();};class CEmployee:public CPerson{private:    string m_szDepartment;    double m_Salary;public:    CEmployee(string name,string id,int sex,int age,string department,double salary);    void Show2();    ~CEmployee();};CPerson::CPerson(string name,string id,int sex,int age){    m_szName=name;    m_szId=id;    m_nSex=sex;    m_nAge=age;}void CPerson::Show1(){    cout<<setw(10)<<m_szName<<setw(25)<<m_szId;    if(m_nSex==0)        cout<<setw(7)<<"女";    else        cout<<setw(7)<<"男";    cout<<setw(5)<<m_nAge<<endl;}CPerson::~CPerson() { }CEmployee::CEmployee(string name,string id,int sex,int age,string department,double salary)    :CPerson(name,id,sex,age){    m_szDepartment=department;    m_Salary=salary;}void CEmployee::Show2(){    cout<<setw(10)<<"姓名"<<setw(25)<<"ID"<<setw(7)<<"性别"<<setw(5)<<"年龄"<<setw(12)<<"部门"<<setw(10)<<"薪水"<<endl;    cout<<setw(10)<<m_szName<<setw(25)<<m_szId;    if(m_nSex==0)        cout<<setw(7)<<"女";    else        cout<<setw(7)<<"男";    cout<<setw(5)<<m_nAge;    cout<<setw(12)<<m_szDepartment<<setw(10)<<m_Salary<<endl;}CEmployee::~CEmployee() {}int main()  {      string name,id,department;      int sex,age;      double salary;      cout<<"请输入雇员的姓名,ID,性别(0:女,1:男),年龄,部门,薪水:\n";      cin>>name>>id>>sex>>age>>department>>salary;      CEmployee employee1(name,id,sex,age,department,salary);      employee1.Show2();      return 0;  }

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