有如下程序include<iostream>using namespace std;class base{public:virtual void f1(){cout<<

有如下程序 include<iostream> using namespace std; class base { public: virtual void f1() { cout<<"F1Base"; } virtual void f2() { cout<<"F2Base"; } }; class derive:public base { void f1() { cout<<"F1 Derive"; } void f2(int x) { cout<<"F2 Derive"; } }; int main() { base obj1,*p; derive obj2; p=& obj2; p->f1(); p->f2(); return (); ) 执行后的输出结果是()。 A.F1Derive F2Base B.F1Derive F2Derive C.F1Base F2Base D.F1Base F2Derive

时间:2023-10-04 00:29:52

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