i_3ummer的专栏

#include using namespace std; class Student{ public: void get_value() {cin>>num>>name>>sex;} void display() { cout<<"num:"<<num<<endl; cout<<"name:"<<name<<endl; cout<<"se

#include #include using namespace std; class Teacher{ public: Teacher(string nam,int a,char s,string ti,string ad,string t); void display(); protected: string name; int age; char sex;

#include using namespace std; class A { public: A(){cout<<"constructing A "<<endl;} ~A(){cout<<"destructing A "<<endl;} }; class B:public A { public: B(){cout<<"constructing B "<<endl;}

#include using namespace std; class A { public: A(){a=0;b=0;} A(int i){a=i;b=0;} A(int i,int j){a=i;b=j;} void display() {cout<<"a="<<a<<endl; cout<<"b="<<b<<endl;} private: int a;

#include using namespace std; class A { public: void f1(); protected: void f2(); private: int i; }; class B:public A { public: void f3(); int k; private: int m; }; class C:pr

#include using namespace std; class A { public: void f1(); int i; protected: void f2(); int j; private: int k; }; class B:public A { public: void f3(); protected: int m; pri

#include using namespace std; class Student{ public: void get_value() {cin>>num>>name>>sex;} void display() { cout<<"num:"<<num<<endl; cout<<"name:"<<name<<endl; cout<<"se

#include using namespace std; class Student{ public: void get_value() {cin>>num>>name>>sex;} void display() { cout<<"num:"<<num<<endl; cout<<"name:"<<name<<endl; cout<<"se

#include using namespace std; class Student{ public: void get_value() {cin>>num>>name>>sex;} void display() { cout<<"num:"<<num<<endl; cout<<"name:"<<name<<endl; cout<<"se

#include #include using namespace std; class Teacher{ public: Teacher(int,string,char); void display(); private: int num; string name; char sex; }; Teacher::Teacher(int n,string nam