test4.2_overloadingtesttwo.cpp

定义并实现复数类

/*#include<iostream>
#define pi 3.1415926
using namespace std;
class cicle
{
public:
	double radius;
	cicle(double radius)
	{
		this->radius=radius;
	}
	double printSquare()
	{
		return pi*radius*radius;
	}
	double printPerimeter()
	{
		return 2*pi*radius;
	}

};
void main()
{
	cicle ci(2.5);
	cout<<"半径为"<<ci.radius<<"的圆的面积是："<<ci.printSquare()<<endl;
	cout<<"半径为"<<ci.radius<<"的圆的周长是："<<ci.printPerimeter()<<endl;
}*/