/* *程序的版权和版本声明部分: *Copyright(c)2013,烟台大学计算机学院学生 *All rights reserved. *文件名称: *作者:尚振伟 *完成日期:2014年5月6日 *版本号:v0.1 *对任务及求解方法的描述部分: *输入描述:无 *问题描述:定义一个名为CPerson的类,有以下私有成员:姓名、身份证号、性别和年龄,成员函数:构造函数、析构函数、输出信息的函数。并在此基础上派生出CEmployee类,派生类CEmployee增加了两个新的数据成员,分别用于表示部门和薪水。要求派生类CEmployee的构造函数显示调用基类CPerson的构造函数,并为派生类CEmployee定义析构函数,定义输出信息的函数。 *程序输入: *程序输出: *问题分析: *算法设计: *我的程序: */ #include <iostream> #include <cstdio> #include <cstring> using namespace std; class CPerson { protected: char *m_szName; char *m_szId; int m_nSex;//0:women,1:man int m_nAge; public: CPerson(char *name,char *id,int sex,int age); void Show1(); ~CPerson(); }; class CEmployee:public CPerson { private: char *m_szDepartment; double m_Salary; public: CEmployee(char *name,char *id,int sex,int age,char *department,double salary); void Show2(); ~CEmployee(); }; CPerson::CPerson(char *name,char *id,int sex,int age) { m_szName=new char[strlen(name)+1]; strcpy(m_szName,name); m_szId=new char[strlen(id)+1]; strcpy(m_szId,id); m_nSex=sex; m_nAge=age; } CEmployee::CEmployee(char *name,char *id,int sex,int age,char *department,double salary) :CPerson(name,id,sex,age) { m_szDepartment=new char[strlen(department)+1]; strcpy(m_szDepartment,department); m_Salary=salary; } void CPerson::Show1() { cout<<m_szName<<" "<<m_szId<<" "; if(m_nSex==0) { cout<<"women"<<" "; } else { cout<<"men"<<" "; } cout<<" "<<m_nAge<<" "; } void CEmployee::Show2() { cout<<"name id sex age deperment salary"<<endl; Show1(); cout<<" "<<m_szDepartment<<" "<<m_Salary<<endl; } CPerson::~CPerson()//析构函数 { if(!*m_szName) { delete []m_szName; } if(!*m_szId) { delete []m_szId; } } CEmployee::~CEmployee() //析构函数 { if(!*m_szDepartment) { delete []m_szDepartment; } } int main() { char name[10],id[19],department[10]; int sex,age; double salary; cout<<"input employee's name,id,sex(0:women,1:man),age,department,salary:\n"; cin>>name>>id>>sex>>age>>department>>salary; CEmployee employee1(name,id,sex,age,department,salary); employee1.Show2(); return 0; }
结果展示:
心得体会:头文件太重要了。