题目内容
有如下程序:#includeusing namespace std;class Base{public:void fun1(){cout<<"Base\n"; }virtual void fun2(){cout<<"Base\n"; }};class Derived:public Base{public:void fun1(){cout<<"Derived\n"; }void fun2(){cout<<"Derived\n"; }};void f(Base &b){ b.fun1(); b.fun2(); }int main(void){Derived obj;f(obj);system("pause");return 0;}运行时的输出结果是( )。
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