Pergunta de entrevista da empresa Meta: add two numbers represented by strings

Pergunta de entrevista da empresa Meta

add two numbers represented by strings

Sigiloso

27 de mar. de 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?

Sigiloso

27 de mar. de 2012

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

Sigiloso

24 de ago. de 2012

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