类的继承8

#include<iostream>
using namespace std;
class Base{
public:
Base(){};
void fn1()const{
cout<<"调用fn1"<<endl;
}
void fn2()const{
cout<<"调用fn2"<<endl;
}
};
class Derived:private Base{
public:
Derived(){}
void fn11()const{
cout<<"调用基类的fn1 ";Base::fn1();
}
void fn22()const{
cout<<"调用的基类fn2 ";Base::fn2();
}
};
int main()
{
Derived a;
a.fn11();
return 0;
}