SUM OF DIGITS

PROGRAM:

#include<stdio.h> int sum(int n,int s)

{

if(n<10) return n;

else

return (n%10)+sum(n/10,s);

}

main()

{

int n,s=0;

printf("\nEnter a Number\n");

scanf("%d",&n);

s=sum(n,s);

printf("\nThe sum of digits %d is %d\n",n,sum(n,s));

}

OUTPUT:

Enter a Number 46612

The sum of digits 46612 is 19

SUM OF DIGITS

PROGRAM:

#include<stdio.h> main()

{

int n,i,sum=0;

printf("Enter a Number\n"); scanf("%d",&n);

do

{

i=n%10;

sum=sum+i;

n=n/10;

}while(n>0);

printf("The Sum of digit is %d\n",sum);

}

 OUTPUT:

Enter a Number 5891

The Sum of digit is 23