5.14

class Base

{

public:

　　int fn1()const {return 1;}

　　int fn2()const {return 2;}

} ;

class Derived:private Base

{

public:

　　int fn1() { return Base::fn1();};

　　int fn2() { return Base::fn2();};} ;

int main()

{

　　Derived a;

　　a.fn1() ;

　　return 0;

}