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C++ Program-Working with constant using const keyword

Salim Ahmed
12/01/2017 0 0

//Header files

#include<iostream.h>
#include<conio.h>

//Main function

void main()
{
 //using const keyword to declare constants with a specific type
 const int len=10;
 const int br=5;
 const char NEWLINE='\n';
 int area;

//Function for clearing screen

 clrscr();
 area=len*br;
 cout<< "Area of rectangle:"<<area;
 cout<< NEWLINE;

//Function for holding screen until any key is pressed
 getch();

}

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