Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!weretis.net!feeder4.news.weretis.net!feeder2.ecngs.de!ecngs!feeder.ecngs.de!Xl.tags.giganews.com!border1.nntp.ams.giganews.com!nntp.giganews.com!local2.nntp.ams.giganews.com!nntp.brightview.co.uk!news.brightview.co.uk.POSTED!not-for-mail
NNTP-Posting-Date: Wed, 25 Jan 2012 00:09:39 -0600
From: Gareth Owen <gwowen@gmail.com>
Newsgroups: comp.lang.c++
Subject: Re: loops
References: <70285e31-38eb-47b4-8474-84db67c32fdc@k6g2000vbz.googlegroups.com>
Date: Wed, 25 Jan 2012 06:09:43 +0000
Message-ID: <87ehuo8g9k.fsf@gmail.com>
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux)
Cancel-Lock: sha1:mIKPAnlecsUs++BxP6s0z6tkNXg=
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Lines: 17
X-Usenet-Provider: http://www.giganews.com
X-Trace: sv3-Cvv6A167ezX0lKBB/QwH45poD8EhH00dkjw+4MWgc4LLXlhIc1vjbZu3u7gPxz/JeHb+Ko6qvi2TQIe!LPZS2JwhLPE3YPs+S1iyu7koH6otxY0Nc1mKd4Ovdq0ioy0w0fJKvzH8UIP1oEme/Sw=
X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers
X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly
X-Postfilter: 1.3.40
X-Original-Bytes: 1417
Xref: x330-a1.tempe.blueboxinc.net comp.lang.c++:13572

ahso <ahso47@yahoo.com> writes:

> Hi
> i get z values by feeding/incrementing x and y. So i have for ex.
> 1-1386 z values and the question how to output those to a field of
> 128x128? (x/y)
> Many thanks

// Although obviously y won't get up to 128 unless you use
// z <= 16384

for(unsigned z = 1;z <= 1386;++z){
  unsigned x = ((z-1) % 128) + 1;
  unsigned y = ((z-1) / 128) + 1;
  // Do what you need with x,y
  ...
}