C program to find sum of digits of the entered number.

 Program :

#include<stdio.h>

#include<conio.h>

void main()

{ int i,a,s=0;

clrscr();

printf("Enter any number\n");

scanf("%d",&a);

while(a)

{

i=a%10;

a=a/10;

s=s+i;

}

printf("The sum of digits is %d",s);

getch();

}

Output :