// C program to compute sum of digits in
// number.
#include <stdio.h>
/* Function to get sum of digits */
int getSum(int n)
{
int sum = 0;
while (n != 0) {
sum = sum + n % 10;
n = n / 10;
}
return sum;
}
// Driver code
int main()
{
int n = 687;
printf(" %d ", getSum(n));
return 0;
}