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Showing posts with label sum of 1 to n natural numbers. Show all posts
Showing posts with label sum of 1 to n natural numbers. Show all posts

program to get sum of 1 to n numbers

//A program  to print/display sum of 1 to n natural numbers.
#include<stdio.h>
#include<conio.h>
void main()
{
int k=1,n,sum=0;
printf("enter value of 'n'\n");
scanf("%d",&n);
while(k<=n)
   {
      sum=sum+k;
      k++;
   }
printf("sum=%d",sum);getch();
}