当前位置:在线题库搜索>[单选题]如下程序的输出结果是 #include<iostream> using namespace std; class A{ public: A( ){cout<<"A";} }; class B{public:B( ){cout<<"B";}}; class C:public A{ B b; public: C( ){cout<<"C";} }; int main( ){C obj;return 0;}的答案是什么?

问题:

[单选题]如下程序的输出结果是 #include<iostream> using namespace std; class A{ public: A( ){cout<<"A";} }; class B{public:B( ){cout<<"B";}}; class C:public A{ B b; public: C( ){cout<<"C";} }; int main( ){C obj;return 0;}

A、CBA
B、BAC
C、ACB
D、ABC

参考答案: D

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