$//$main$.$cpp

#include

#include "Point.h$"$

using namespace std;

int main$()$

$\{$

$//$creating point class pointer object pt with coordinates $0,0$ and label to origin

Point $*$ pt $=$ new Point$\{"$origin$",0,0\}$;

$//$calling descriptor function using pt and printing the returned string

cout $$ pt$->$descriptor$()$ endl;

$//$calling function to update coordinates to $20,20$

pt$->$updateCoords$(20,20)$;

$//$calling function to update label to pt$1$

pt$->$updateLabel$("$pt$1")$;

$//$calling descriptor function using pt and printing the returned string

cout $$ pt$->$descriptor$()$;

return $0$;

$\}$

$//$point$.$h

#ifndef POINT$\_$H

#define POINT$\_$H

#include

using namespace std;

class Point $\{$

public:

int x $=0$;

int y $=0$;

string label $=""$;

Point$($const string& label, const int x$,$ const int y$)$;

void updateCoords$($const int x$,$ const int y$)$;

void updateLabel$($const string& label$)$;

string descriptor$()$ const;

$\}$;

#endif

$//$pointer$.$cpp

$//$ File: point.cpp

#include "point.h$"$

#include

#include

using namespace std;

$/*$ Type your code here. $*/$

$/*$ Type your code here. $*/$

$/*$ Type your code here. $*/$

$/*$ Type your code here. $*/$