From: "Bartosz Dziewoński" <matma.rex@...>
Date: 2012-08-10T01:04:37+09:00
Subject: Re: Time-efficient program

2012/8/9 ajay paswan <lists@ruby-forum.com>:
> Suppose you are given a program, now you are given a task to minimize
> the time, what will be your approach?
>
> and how will you measure the time needed?
> I think if we can get total clock cycle by any mean, that could be the
> best measure. If so, how can I get that?

Use Unix's `time` or equivalent utility.

Then profile (you can do it using ruby-prof gem.)

-- Matma Rex