PrintShapePointer, C++ (gcc)

Language: Layout:

//g++  7.4.0
//Print Shape Pointer: printing different shapes based on choice of user and with help of array pointer
// code, except triangle, is created by Rezaul Hoque on April 20,2021
//Triangle code credit goes to Simple Snippet Tech
//please contact at jewelmrh@yahoo.com
#include <iostream>
using namespace std;
class Object {
public:
virtual void print() const {cout<<"No object is created.\n";}

};
class Rectangle : public Object {
public:
void print() const {
for(int i=0; i<5;i++)
{
  for (int j=0; j<8;j++)

cout <<"#";
cout <<"\n";
 }
}

};

class Square : public Object {
public:
void print() const {
for(int i=0; i<5;i++)
{
  for (int j=0; j<5;j++)

cout <<"#";
cout <<"\n";
 }
}

};

class Triangle: public Object {// code credit Simple Snippet Tech
public:
void print () const {
  for (int i = 1; i <= 5; i++) {
    for (int p = 5- i; p> 0; p--) {
      cout << " ";
    }
    for (int j = 1; j <= i; j++) {
      cout << "# ";
    }
    cout << "\n";
  }
}

};

int main (){
const int max =3;
Object * a[max];//pointer array 
Object * point;//pointer to an instance of class Object type 
int choice;

for (int i=0; i<3; i++)
{
cout <<" (1) Rectangle (2) Square (3)Triangle:\n";
cin>>choice;
switch(choice)//based on choice of user the pointer indicates the correct derived class
{
case 1: point =  new Rectangle;
break;
case 2: point =  new Square;
break;
case 3: point =  new Triangle;
break;
default: point = new Object ; break;
}
a[i]=point;//pointer array stores the pointers

}
for (int i=0;i<3;i++)
a[i]->print();
return 0;
}

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Compilation time: 0.52 sec, absolute running time: 0.18 sec, cpu time: 0.01 sec, memory peak: 5 Mb, absolute service time: 0,82 sec