#include<iostream>

#include<stdlib.h>

using namespace std;

class phone

{

public:

int x;

int y;

void printx()

{

cout<<x<<endl;

}

void printy()

{

cout<<y<<endl;

}

};

int main(void)

{

phone coor;

coor.x=10;

coor.y=20;

coor.printx();

coor.printy()

phone *p = new phone();

if(NULL==p)

{

return 0;

}?

p->x=100;

p->y=200;

p->printx();

p->printy();

delete *p;

p=NULL;

system("pause");

return 0;

}?