visualCplusplus学习课件大连东软培训教材

#include <iostream.h>
#include <string.h>

class CTeacher
{
public:
	void Fun();
protected:
private:
};


class CStudent
{
public:
	friend class CTeacher;
protected:
private:
	int m_nSno;
};

void CTeacher::Fun()
{
	CStudent S1;
	S1.m_nSno = 10;
	cout << S1.m_nSno <<endl;
}
void main()
{
	CTeacher t;
	t.Fun();
}