sum-of-digits-of-a-five-digit-number.c

#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>

int main() {
	
    int n;
    scanf("%d", &n);
    //Complete the code to calculate the sum of the five digits on n.
    int sum = 0;
    
    while(n >= 10){
        sum += n % 10;
        n /= 10;
    }
    
    sum += n;
    printf("%d", sum);
    return 0;
}