/* A program that prints the sum of the digits of a 3-digit number */

#include <stdio.h>

int main()
{
  int sum, num;

  printf("Enter a 3-digit number: ");
  scanf("%d", &num);
  sum = num % 10;
  num = num / 10;
  sum = sum + num % 10;
  num = num / 10;
  sum = sum + num % 10;
  printf("The digits sum is %d\n", sum);
  return 0;
}