题目内容
下列程序中,编译时不会出错的语句是()。#includeusing namespace std;class Base{public:Base(){}Base(int i){data=i;}private:int data;};class Derived:public Base{public:Derived():Base(0)Derived(int x):Base(x)};int main(){ Derived d1(1);Base *pb,b1;pb=&d1 //Ad1=b1; //BBase &refB=d1;Derived d2=*pb; //CDerived &refD=refB //Dreturn 0;}
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