如下程序的输出是
#include<iostream>
using namespace std;
class Base
public:
Base( )cout<<"BB";f( );
void f( )cout<<"Bf";

class Derived:public Base
public:
Derived( )eout<<"DD";
void f( )cout<<"Df";

int main( )Derived d;return 0;

题库:计算机等级考试 类型:最佳选择题 时间:2017-07-03 15:13:04 免费下载:《单项选择》Word试卷

如下程序的输出是
#include<iostream>
using namespace std;
class Base
public:
Base( )cout<<"BB";f( );
void f( )cout<<"Bf";

class Derived:public Base
public:
Derived( )eout<<"DD";
void f( )cout<<"Df";

int main( )Derived d;return 0;
A.BBBff)D
B.BBDfDDDf
C.DD
D.DDBBBf

如下程序的输出是   #include<iostream>   using namespace std;   class Base   public:   Ba

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