/* *程序的版权和版本声明部分: *Copyright(c)2014,烟台大学计算机学院学生 *All rights reserved. *文件名称: *作者:田成琳 *完成日期:2014 年 5 月 5 日 *版本号:v1.0 *对任务及求解方法的描述部分: *输入描述:姓名,编号,性别,年龄,部门,工资 *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。 *程序输出:姓名,编号,性别,年龄,部门,工资 *问题分析: *算法设计: */ #include<iostream> #include<cstdio> 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; float m_Salary; public: CEmployee(char *name,char *id,int sex,int age,char *department,float salary); void Show2(); ~CEmployee(); }; int main() { char name[10],id[19],department[10]; int sex,age; float 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; } CPerson::CPerson(char *name,char *id,int sex,int age): m_nSex(sex),m_nAge(age) { int l=strlen(name),l1=strlen(id); m_szName=new char[l+1]; strcpy(m_szName,name); m_szId=new char[l1+1]; strcpy(m_szId,id); } void CPerson::Show1() { cout<<*m_szName<<" "<<" "<<*m_szId<<" "<<m_nSex<<" "<<m_nAge<<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; } CEmployee::CEmployee(char *name,char *id,int sex,int age,char *department,float salary): CPerson(name,id,sex,age),m_Salary(salary) { int l=strlen(department); m_szDepartment=new char[l+1]; strcpy(m_szDepartment,department); } void CEmployee::Show2() { cout<<"name id sex age department salary"<<endl; cout<<m_szName<<" "<<m_szId<<" "; if(m_nSex==1) cout<<"男"; else cout<<"女"; cout<<" "<<m_nAge<<" "<<m_szDepartment<<" "<<m_Salary<<endl; }
运行结果:
心得体会:~