建立一个用于复数算术运算的类Complex 编写一个程序测试该类.(struct类)
结果以(a,b)的格式输出,a是实部,b是虚部
#include<iostream>
using namespace std;
struct complex
{
double real;
double imag;
};
complex add(complex, complex);
complex substract(complex, complex);
complex multiply(complex, complex);
void init_com(complex& com, double, double);
void print(complex);