Sum of Natural Numbers Using while Loop #include <stdio.h> int main() { int n, i, sum = 0; printf("Enter a positive integer: "); scanf("%d", &n); i = 1; while (i <= n) { sum += i; ++i; } …

Nov 5, 2013 · Use a for loop to input numbers (say 5 in this case) and add it with value stored in sum in each iteration. int num , sum = 0; . for(int i = 0; i < 5; i++)

Sep 19, 2023 · There are two ways to find the sum of 5 numbers in C programming: Using an array: This is the most common way to find the sum of multiple numbers in C. To do this, you …

How to write a C Program to find Sum of N Numbers using For Loop, While Loop, Do While Loop, Functions, and Recursion. This C program allows the user to enter any integer value. By using …

Formula to calculate the Sum of First N Natural Numbers are (n * (n + 1))/2. 1. Take a number as input. 2. Find the sum of first n natural numbers using loops, function and formula. 3. Print the …

Mar 7, 2025 · Given a number n, find the sum of the first n natural numbers. Examples : Calculate the sum of all integers from 1 to n by iterating through a loop. An efficient solution is to use the …

To find the sum of first N Natural numbers in C language, we can use formula n * (n + 1) / 2 or use a looping statement to accumulate the sum from 1 to n. In this tutorial, we will go through the …

Mar 18, 2025 · This C program displays the first 'n' natural numbers and calculates their sum. It prompts the user to input the value of 'n', then uses a "for" loop to iterate through the numbers, …

Jun 16, 2022 · C Program to Find Sum of First N Natural Numbers using do-while loop and formula, with algorithm, pseudo code & sample output.

There are two methods to calculate the sum of the first N natural numbers: Using a loop: This method involves iterating from 1 to N and adding each number to a running total. Using a …