Program to Find and Print Sum of First n Natural Numbers

#include<iostream>
using namespace std;

int main()
{
   int n, natural=1, sum=0;
   cout<<"Enter the Value of n: ";
   cin>>n;
   while(natural<=n)
   {
      sum = sum+natural;
      natural++;
   }
   cout<<"\nSum of First "<<n<<" Natural Numbers = "<<sum;
   cout<<endl;
   return 0;
}