问题 填空题

请分析下面的程序并给出该程序的执行结果 [13]
#include <iostream>
class AA
int a;
public:
AA() cout<<" Initializing AA!\n" ;
AAM() cout<<" Destroying AA!\n" ;
;
class BB
int b;
AA p;
public:
BB() cout<<"Initializing BB!\n" ;
~BB() cout<<"Destroying BB!\n" ;
;
void main()
BB X;
cout<<"Ending main!\n’ ;

答案

参考答案:Initializing AA!
Initializing BB!
Ending main!
Destroying BB!
Destroying AA!

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