源代碼: #include<iostream> using namespace std; class Point{ public: Point(){x=0;y=0;Coutpoint++;} Point(int x,int y){this->x=x;this->y=y;Coutpoint++;} Point(const Point& p){x=p.x;y=p.y;Coutpoint++;} void Getx(){cout<<x<<endl;} void Gety(){cout<<y<<endl;} void GetCoutpoint(){cout<< Coutpoint<<endl;} private: int x,y; static int Coutpoint; }; int Point::Coutpoint=0; int main(){ Point p1,p2(1,2),p3(p2); p3.GetCoutpoint(); } 結(jié)果:
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