Program to find sum of first n natural numbers in C++

C++Server Side ProgrammingProgramming

In this tutorial, we will be discussing a program to find sum of first n natural numbers.

For this we will be provided with an integer n. Our task is to add up, find the sum of the first n natural numbers and print it out.

Example

 Live Demo

#include<iostream>
using namespace std;
//returning sum of first n natural numbers
int findSum(int n) {
   int sum = 0;
   for (int x=1; x<=n; x++)
      sum = sum + x;
   return sum;
}
int main() {
   int n = 5;
   cout << findSum(n);
   return 0;
}

Output

15
raja
Ayush Gupta
Published on 27-May-2020 09:39:12
Previous Page Print Page
Next Page  
Advertisements