From: Shawn Anderson <shawn42@...>
Date: 2008-03-25T10:09:18+09:00
Subject: Re: generating unique random numbers

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ar = []
while ar.length < 8
ar << rand(12) + 1
ar.uniq!
end

/Shawn

On Mon, Mar 24, 2008 at 6:00 PM, Jimmy Palmer <modernfossil@gmail.com>
wrote:

> I'm trying to generate 8 unique random numbers between 1 and 13.
>
> for example my first set of results could be:
>
> 2, 8, 4, 6, 3, 10, 12, 1
>
> the results need to be between 1 and 13 and they must be unique.
>
> The rand(12) + 1 returns random numbers between 1 and 13, but they are
> not unique.  Any quick solutions?
> --
> Posted via http://www.ruby-forum.com/.
>
>

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