Domanda di colloquio di Rakuten

How to reverse a string without using extra memory?

Risposte di colloquio

Anonimo

6 mar 2014

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

1

Anonimo

23 giu 2015

Print recursively..

Anonimo

24 ott 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]); } }