（实验3-2 ）构造函数的调用

3-2 构造函数的调用

Problem Description

Input

Output

Example Input

无

Example Output

Constructing an object of A
Constructing an object of A
Destructing an object of A
Destructing an object of A

#include <iostream>
using namespace std;


class A
{
public:
A()
{
cout<<"Constructing an object of A"<<endl;
}
~A()
{
cout<<"Destructing an object of A"<<endl;
}
};


int main()
{
A a;
A b;
return 0;
}