Question entretien chez Meta : add two numbers represented by strings

Question d’entretien chez Meta

add two numbers represented by strings

Utilisateur anonyme

27 mars 2012

something like two numbers represented by char array where each char is a digit and you have to add them and return the result as char array as well?

Utilisateur anonyme

27 mars 2012

how about sign of each number? can be positive or negative or only positive numbers?

Utilisateur anonyme

24 août 2012

First need to reverse both strings, then add char by character and reverse final String again.