Question

定义一个表示三维空间坐标点的类,并对“《 ”运算符重载，按（x,y,z）格式输出该点坐标

用C++编写

Answer 1

#include <iostream>
using namespace std;
class XYZ
{
int x, y, z;
public:
XYZ()
{ x=y=z=0;}
XYZ(int a1, int a2, int a3)
{ x=a1; y=a2; z=a3; }
operator<<(iostream out)
{
out<<x<<","<<y<<","<<z;
}
};
int main()
{
XYZ a(1,2,3);
a<<(cout);
return 0;
}
楼主参考。