C program to add the digits of a number using for loop

C program to add the digits of a number using for loop

Output:

Enter the number to add its digits:
1234
The sum of digits of 1234 is 10

Implementation:

#include <stdio.h> int main(void) { int n,copy; int digitsum=0; printf("Enter the number to add its digits:\n"); scanf("%d",&n); copy=n; for(;n;digitsum+=(n%10),n/=10); printf("The sum of digits in %d is %d",copy,digitsum); return 0; }