C Program to sum all the digits of a number.

 #include<stdio.h>

int main()

{

int number,count = 0, ld, sum=0, org;

   printf("Enter an integer: ");

   scanf("%d", &number);

  org=number;

  do 

  {

    ld=number % 10;

    sum=sum+ld;

    number /= 10;

  } while (number != 0);

  printf("Sum of the digits of %d is %d", org,sum);

}