A simple C++ program to Print a Number entered by user

// Needs this header file to support the C++ I/O system

#include <iostream.h>

#include <conio.h>

void main()

{

  int n;

  cout<<"Enter a number: ";

// ">>" is extraction operator

// which causes variable on its right to

// be scanned from the input device.
// "cin" is standard input function.

  cin>>n;

  cout<<"The entered number is "<<n;

  getch();

}

OUTPUT: