下列程序的运行结果是 【12】
# include<iostream. h>
class Apublic:
virtual void use( )cout << "in A/n";

class B:public Apublic:
virtual void use( )cout << "in B/n";
;
class C: public Bpublic:
virtual void use( ) cout<< "in C/n";
; void main( ) A *obj;
obi=new C;
obj->use( )
delete obj;

题库:计算机等级考试 类型:填空题 时间:2017-07-03 15:13:24 免费下载:《填空》Word试卷

下列程序的运行结果是 【12】
# include<iostream. h>
class Apublic:
virtual void use( )cout << "in A/n";

class B:public Apublic:
virtual void use( )cout << "in B/n";
;
class C: public Bpublic:
virtual void use( ) cout<< "in C/n";
; void main( ) A *obj;
obi=new C;
obj->use( )
delete obj;

下列程序的运行结果是 【12】 。# include<iostream. h>class Apublic:  virtual void use( )cout <

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