main.cpp

this a good book.

#include <iostream>
#include <cstring>
using namespace std;

class Person
{
protected:
	char name[32];
	bool sex;
public:
	void SetName(char* str)
	{
		strcpy(name,str);
	}
	//* * 1 * *
	
};
//* * 2 * *
class Student
{
protected:
	char grade[32];
public:
	Student(char* name,char* g)
	{
		SetName(name);
		strcpy(grade,g);
	}
};
//* * 3 * *
class Teacher
{
protected:
	char subject[32];
public:
	Teacher(char* name,char* sub)
	{
		SetName(name);
		strcpy(subject,sub);
	}
};
//* * 4 * *
class ST
{
public:
	ST(char* name,char* g,char* sub): Student(name,g),Teacher(name,sub)
	{
	}
	void ShowType()
	{
		cout<<"名字: "<<name<<endl;
		cout<<grade<<endl;
		cout<<"授课: "<<subject<<endl;
		cout<<"在职读书教师"<<endl;

	}
};

void showInfo(Person& obj)
{
	obj.ShowType();
}
void main()
{
	ST obj("小明" ,"研2","数学");
	
	showInfo(obj);
}