niz

Jel moze mala pomoc oko ovog zadatka? Koristio sam cinjenicu da je zbircifara(a)=zbircifara(a/10)+a mod 10 ali dobijam MLE, jer sve zbirove trpam u niz...

Then, don't use array.

But then I'd need to recompute the sum of digits again and again...or not?