C program to print the sum of digit of a given number.
C Program
#include <stdio.h> #include <conio.h> void main() { int digit; unsigned long num,sum=0; clrscr(); printf("\nENTER A NUMBER: "); scanf("%lu",&num); do { digit=num%10; num=num/10; sum=sum+digit; } while(num!=0); printf("\nSUM OF THE DIGITS IS %lu",sum); getch(); }