312a.cpp

C++实训教程

//312a.cpp  after纠正语法错误
#include <iostream.h>  
class MyPoint	
{
   private:  long x,y;    
   public:             	MyPoint(){x=0;y=0;}
	MyPoint(long a,long b) { x=a; y=b; }
	void Init(long a=0,long b=0)
	{ x=a; y=b;}
	long GetX(){ return x;}
	long GetY(){ return y;}
	void Disp();		
	void Multi(long m)	{  x=x*m;  y=y*m;} 
};
void MyPoint::Disp() 
{
  	cout << "x="<< x << "  y=" << y <<endl; 
}
main()
{
   MyPoint p1,p2(3,-4),*prt;
   prt=&p1;		   p2=p1;
   prt->Disp();    p1.Disp();
   return 0;
}
/*
x=0  y=0
x=0  y=0
*/