C++面试题

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>

using namespace std;


class A
{
public:
	A()
	{
		cout << "构造函数" <<endl;
	}
	~A()
	{
		cout << "析构函数 a=" << a <<endl;
	}

	void setA(int a)
	{
		this->a = a;
	}
protected:
private:
	int a;
};
int main(void)
{
	A *p = new A[10];
	for (int i = 0; i< 10; ++i)
	{
		p[i].setA(i);
	}
	delete p;

	cout << "Hello World!" << endl;
	system("pause");
	return 0;
}