貼出來了,經(jīng)過測試一切正常,你可以根據(jù)自己的需要適當(dāng)改動
//complex類
#include
#include
class complex{
double real,imag;
public:
complex(){real=5;imag=5;}//缺省構(gòu)造函數(shù)
complex(double r){real=r;imag=0;}//只給實(shí)部賦值的構(gòu)造函數(shù)
complex(double r,double i){real=r;imag=i;}//同時給實(shí)、虛部賦值的函數(shù)
double displayreal(){return real;}//返回復(fù)數(shù)實(shí)部
double displayimag(){return imag;}//返回復(fù)數(shù)虛部
complex operator+(complex c);//實(shí)現(xiàn)復(fù)數(shù)相加
complex operator-(complex c);//實(shí)現(xiàn)復(fù)數(shù)相減
complex operator*(complex c);//實(shí)現(xiàn)復(fù)數(shù)相乘
double cab(complex c);//求復(fù)數(shù)絕對值（模）
complex sqr(complex c);//求復(fù)數(shù)平方根
friend ostream &operator