From: Relm <relm@3tlk.net>
Date: 2006-10-12T17:32:33+09:00
Subject: Re: Compact if statement for Codegolf

On Thu, 12 Oct 2006 ara.t.howard@noaa.gov wrote:

> On Thu, 12 Oct 2006 dblack@wobblini.net wrote:
> 
> > Hi --
> >
> > On Thu, 12 Oct 2006, Drew Olson wrote:
> >
> >> I'm working on my codegolfing skills and was wondering, what is the
> >> shortest possible way to write the following in ruby:
> >> 
> >> if a==0
> >>   1
> >> else
> >>   2
> >> end
> >
> > The smallest I can think of is:
> >
> >  a==0?1:2
> >
> 
> if a is always positive you could use
> 
>    a>0?2:1

or for positive integers

  2-0**a

-- 
Relm