Pergunta de entrevista da empresa Jump Trading

Swap two variables without using a temp.

Respostas da entrevista

Sigiloso

19 de set. de 2012

in c/c++: x^=y^=x^=y;

4

Sigiloso

11 de fev. de 2016

a= a*b; b = a/b; a = a/b;

2

Sigiloso

24 de nov. de 2017

+/- is correct even with overflow

Sigiloso

8 de nov. de 2012

You don't want to use +-/* as you might face under/overflow.

Sigiloso

11 de abr. de 2012

Can be done using adding/subtracting, multiply/divide, xor.