Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!weretis.net!feeder1.news.weretis.net!feeder.erje.net!newsfeed.xs4all.nl!newsfeed5.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail
Return-Path: <ian.g.kelly@gmail.com>
X-Original-To: python-list@python.org
Delivered-To: python-list@mail.python.org
X-Spam-Status: OK 0.088
X-Spam-Evidence: '*H*': 0.83; '*S*': 0.00; 'returned.': 0.07; 'hmmm,': 0.16; 'cc:addr:python-list': 0.16; 'wrote:': 0.18; 'cc:no real name:2**0': 0.21; 'header:In-Reply-To:1': 0.22; 'feb': 0.22; 'cc:addr:gmail.com': 0.28; 'message-id:@mail.gmail.com': 0.29; 'problem': 0.29; 'cc:addr:python.org': 0.29; 'pm,': 0.29; 'subject:number': 0.30; 'zero.': 0.30; 'chris': 0.30; 'actually': 0.31; 'opposed': 0.32; 'thu,': 0.32; 'round': 0.34; 'here,': 0.35; 'cc:2**1': 0.36; 'received:google.com': 0.37; 'using': 0.37; 'received:209.85': 0.38; 'received:209': 0.39; '100': 0.70; 'beware': 0.84; 'subject:down': 0.84; 'subject:round': 0.84
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type:content-transfer-encoding; bh=9jDzPI96ItLbGoUhLmaf/ApjsgKxb55jzJ6t/3qokng=; b=j/643leXQKtbhwNkXSCJx5gKwJJmqr78i6ymT5wkcstY4a+Nf0i9MxApJD8iyA92Ik q7y/VbY9CdDb69+xz+PhkvvZUgB62hkptR2VX3yjdQA0Bvhb4Vjrtm+MXRCQiKwdfBTG 5E1nKyT4LOTB+mR/1Mq+UJPYLem08fmKoo9Q0=
MIME-Version: 1.0
In-Reply-To: <CAMZYqRQTPH-NC-9pL=sF0q13VYiwe-BjhPusQ_aYnaA-GcnV3A@mail.gmail.com>
References: <460b3d7b-d2ce-492a-ab61-ea4a1ee58198@1g2000yqv.googlegroups.com> <mailman.5623.1328834861.27778.python-list@python.org> <d7e99230-5687-4407-b998-a59cffe9833a@i18g2000yqf.googlegroups.com> <CAMZYqRQTPH-NC-9pL=sF0q13VYiwe-BjhPusQ_aYnaA-GcnV3A@mail.gmail.com>
From: Ian Kelly <ian.g.kelly@gmail.com>
Date: Thu, 9 Feb 2012 19:00:37 -0700
Subject: Re: round down to nearest number
To: Chris Rebert <clp2@rebertia.com>
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
Cc: python-list@python.org, noydb <jenn.duerr@gmail.com>
X-BeenThere: python-list@python.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe: <http://mail.python.org/mailman/options/python-list>, <mailto:python-list-request@python.org?subject=unsubscribe>
List-Archive: <http://mail.python.org/pipermail/python-list>
List-Post: <mailto:python-list@python.org>
List-Help: <mailto:python-list-request@python.org?subject=help>
List-Subscribe: <http://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Newsgroups: comp.lang.python
Message-ID: <mailman.5629.1328839269.27778.python-list@python.org>
Lines: 17
NNTP-Posting-Host: 2001:888:2000:d::a6
X-Trace: 1328839269 news.xs4all.nl 6913 [2001:888:2000:d::a6]:60640
X-Complaints-To: abuse@xs4all.nl
Xref: x330-a1.tempe.blueboxinc.net comp.lang.python:20129

On Thu, Feb 9, 2012 at 6:43 PM, Chris Rebert <clp2@rebertia.com> wrote:
> On Thu, Feb 9, 2012 at 5:23 PM, noydb <jenn.duerr@gmail.com> wrote:
>> hmmm, okay.
>>
>> So how would you round UP always? =A0Say the number is 3219, so you want
>> 3300 returned.
>
> http://stackoverflow.com/questions/17944/how-to-round-up-the-result-of-in=
teger-division/96921
>
> Thus: (3219 + 99) // 100
>
> Slight tangent: Beware negative numbers when using // or %.

There's no problem with negative numbers here, as long as you actually
want to round *up* or *down*, as opposed to away from zero or toward
zero.