SERIES

Series:

Here we will discuss the problems related to series.

A number of related events or things following each other is called series.

Program to find the sum of n natural numbers.

#include<stdio.h>

int main()

{

    int n,s_n;

    printf("Enter the highest value of natural numbers you need to add\n");

    scanf("%d",&n);

    s_n = sumOfNaturalNumbers(n);

    printf("The sum %d natural numbers is equal to %d",n,s_n);

    return 0;

}

int sumOfNaturalNumbers(int k)

{

  k = k*(k+1)/2;

  return k;

}

output:

Enter the highest value of natural numbers you need to add

5

The sum 5 natural numbers is equal to 15