Program to print the sum of digits of any number

Program to print the sum of digits of any number

#include<stdio.h>

void main()

{

int a,sum=0,rem;

printf("Enter a number : ");

scanf("%d",&a);

while(a>0)

{

rem = a%10; /*taking last digit of n*/

sum+=rem;

a/=10; /*skipping last digit of n*/

}

printf("Sum of digits=%d\n",sum);

getch();

}