1273面向对象程序设计上机练习十一（运算符重载）

刺骨的言语ヽ痛彻心扉 2022-07-15 00:10 122阅读 0赞

[面向对象程序设计上机练习十一（运算符重载）][Link 1]

#include<iostream>
    #include<cstring>
    using namespace std;
    class Complex
    {
    public :
      Complex(){x1=0;x2=0;x3=0;y1=0;y2=0;y3=0;}
      Complex(int a,int b,int c,int d,int e,int f){x1=a;x2=b;x3=c;y1=d;y2=e;y3=f;}
      Complex operator +(Complex &t);
      friend ostream& operator <<(ostream&, Complex&);//一定要定义为友元函数，如果是重载双目操作符（即为类的成员函数），就只要设置一个参数作为右侧运算量，而左侧运算量就是对象本身。。。。。。
    
    而 >>  或<< 左侧运算量是 cin或cout 而不是对象本身，所以不满足后面一点
    void setting();
    private:
        int x1,x2,x3;
        int y1,y2,y3;
    };
    Complex Complex:: operator+( Complex &t)
        {
            return Complex(x1+t.x1,x2+t.x2,x3+t.x3,y1+t.y1,y2+t.y2,y3+t.y3);
        }
    ostream& operator <<(ostream &output, Complex &c)
       {
           output<<c.x1<<" "<<c.x2<<" "<<c.x3<<endl;
           output<<c.y1<<" "<<c.y2<<" "<<c.y3<<endl;
       }
    
    void Complex::setting()
    {
        cin>>x1>>x2>>x3>>y1>>y2>>y3;
    }
    int main()
    {
    
        int e;
        Complex t1,t2,t3;
        t1.setting();
        t2.setting();
        t3=t1+t2;
        cout<<t3;
        return 0;
    }

[Link 1]: http://www.sdutacm.org/onlinejudge2/index.php/Home/Contest/contestproblem/cid/1819/pid/1273.html