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How to write a program that will add two numbers using C++

Programming code using C++ that will add two numbers.

> C++
> It is one of the most popularly used programming language. It is a sophisticated, efficient and general purpose programming language used by many programmers all over the world.

Many of today's Operating System (OS), drivers, browsers and games are developed using C++.

> C++ includes several operators such as comparison, arithmetic, bit manipulation and logical operators. The language also facilitates declaration of user defined classes.

#include <iostream>
using namespace std;
int addition(int a, int b);
int main ()
int num1;
int num2;
int addition;
Cout<<"Enter first number :";
Cout<<"Enter second number :";
add=addition (num1, num2);
Cout<<"Addition is: "<<add<<endln;
return 0;

#include <iostream>
using namespace std;
int main ()
int a, b, sum of two numbers
Cout<<"Enter two integers :";
Cin>> a >> b;
sum of two numbers = a + b;
Cout<< a << " + " << b <<" = "<<sum of two numbers;
return 0;

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