Sep 30, 2011

C program to find the sum of 'N' natural numbers.

Write a C program to find the sum of 'N' natural numbers. Natural numbers are the whole numbers except zero, usually we used for counting.
Example:1, 2, 3, 4,----------- Read more about C Programming Language .

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#include <stdio.h>
#include <conio.h>

void main()
{
 int i, N, sum = 0;

 clrscr();

 printf("Enter an integer number\n");
 scanf ("%d", &N);

 for (i=1; i <= N; i++)
 {
  sum = sum + i;
 }

 printf ("Sum of first %d natural numbers = %d\n", N, sum);
}
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