Pergunta de entrevista da empresa Rakuten: How to reverse a string without using extra memory?

Rakuten

How to reverse a string without using extra memory?

Sigiloso

6 de mar. de 2014

I have never heard of it before that time. I think there are some answers on the web about it

Sigiloso

23 de jun. de 2015

Print recursively..

Sigiloso

24 de out. de 2016

public void reverse(char s[]){ for(int i=0,j=s.length-1;i<=j;i++,j--){ s[i] ^= s[j]; s[i] ^= (s[j] ^= s[i]); } }