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Groups > comp.lang.c++ > #13572

Re: loops

From Gareth Owen <gwowen@gmail.com>
Newsgroups comp.lang.c++
Subject Re: loops
References <70285e31-38eb-47b4-8474-84db67c32fdc@k6g2000vbz.googlegroups.com>
Date 2012-01-25 06:09 +0000
Message-ID <87ehuo8g9k.fsf@gmail.com> (permalink)

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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
  ...
}            

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Thread

loops ahso <ahso47@yahoo.com> - 2012-01-24 06:25 -0800
  Re: loops Victor Bazarov <v.bazarov@comcast.invalid> - 2012-01-24 10:53 -0500
  Re: loops Gareth Owen <gwowen@gmail.com> - 2012-01-25 06:09 +0000
  Re: loops "Fred Zwarts \(KVI\)" <F.Zwarts@KVI.nl> - 2012-01-25 09:52 +0100
    Re: loops ahso <ahso47@yahoo.com> - 2012-01-25 01:38 -0800
      Re: loops "Fred Zwarts \(KVI\)" <F.Zwarts@KVI.nl> - 2012-01-25 11:20 +0100
        Re: loops ahso <ahso47@yahoo.com> - 2012-01-25 03:24 -0800
          Re: loops ahso <ahso47@yahoo.com> - 2012-01-27 11:55 -0800

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