TO FIND SUM OF DIGITS , USING C #include<stdio.h> int main() {     int a,b,c,sum;    printf("ENTER THE DIGIT TO FIND THE SUM"); scanf("%d",&a); b=a; while(b!=0)     {        c=b%10;        sum=sum+c;        b=b/10;       } printf("Sum of the digits=%d",sum); return(0); }