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From: Ian Kelly <ian.g.kelly@gmail.com>
Date: Tue, 2 Jul 2013 15:59:21 -0600
Subject: Re: how to calculate reputation
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On Tue, Jul 2, 2013 at 3:43 PM, Surya Kasturi <suryak@ieee.org> wrote:
> Hi all, this seems to be quite stupid question but I am "confused"..
> We set the initial value to 0, +1 for up-vote and -1 for down-vote! nice.
>
> I have a list of bool values True, False (True for up vote, False for
> down-vote).. submitted by users.
>
> [True, False, False, True....]
>
> Now to calculate the total reputation
>
> should I take True = +1, False=0  [or] True = +1, False=-1 ?? for adding
> all.

You're using False to represent a down-vote and you want down-votes to
count as -1, so you would count a False value as -1.

Now why don't you just use 1 and -1 to represent the votes instead of
True and False?  Then you won't need to worry about this conversion
step.