C++ Programming/Code/Variables/Examples

Variables

Adds two numbers and prints their sum

// This program adds two numbers and prints their sum.
#include<iostream>

intmain()
{
inta;
intb;
intsum;
sum=a+b;

std::cout<<"The sum of "<<a<<" and "<<b<<" is "<<sum<<"\n";

return0;
}

// This program adds two numbers and prints their sum, variation 1
#include<iostream>
#include<ostream>
usingnamespacestd;
intmain()
{
inta=123,b(456),sum=a+b;

cout<<"The sum of "<<a<<" and "<<b<<" is "<<sum<<endl;

return0;
}