有如下程序: include<iostream> using namespace std; class Base { public: void fun() { cout<<"Base::fun"<<endl; } }; class Derived: public Base { public: void tim() } ____________ cout<<"Derived:: fun"<<endl; } }; int main() { Derived d; d.fun(); return O; } 已知其执行后的输出结果为: Base::fun Derived::fun 则程序中下划线处应填入的语句是

A.Base.fun(); B.Base::fun(); C.Base->fun(); D.fun();

时间:2023-10-05 10:11:39

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