以下程序的执行结果是 【14】 。
#include<iostream>
using namespace std;
class base
{
public:
virmal void who( ){cout<<"Base Class"<<endl;)
};
class Derivedl:public Base
{
public:
virtual void who( ){cout<<"Derivedl Class"<<endl;}
};
class derived2:public Base
{
public:
virtual void who( ){cout<<"Derived2 Class"<<endl;)
};
int main(int argc,char*argv[])
{
base obj1,*P;
deliVedl obj2;
derived2 obj3;
p=&obj1; p->who( );
p=&obj2; p->who( );
p=&obj3; p->who( );
return 0;
}
题库:计算机等级考试
类型:填空题
时间:2017-07-03 17:31:21
免费下载:《填空》Word试卷
以下程序的执行结果是 【14】 。
#include<iostream>
using namespace std;
class base
{
public:
virmal void who( ){cout<<"Base Class"<<endl;)
};
class Derivedl:public Base
{
public:
virtual void who( ){cout<<"Derivedl Class"<<endl;}
};
class derived2:public Base
{
public:
virtual void who( ){cout<<"Derived2 Class"<<endl;)
};
int main(int argc,char*argv[])
{
base obj1,*P;
deliVedl obj2;
derived2 obj3;
p=&obj1; p->who( );
p=&obj2; p->who( );
p=&obj3; p->who( );
return 0;
}
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