Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!lll-winken!uunet!kddlab!titcca!sragwa!wsgw!socslgw!diamond!diamond
From: diamond@diamond.csl.sony.junet (Norman Diamond)
Newsgroups: comp.std.c
Subject: Re: Portable Self-Replicating C Contest
Message-ID: <10159@socslgw.csl.sony.JUNET>
Date: 13 Apr 89 01:50:34 GMT
References: <12144@haddock.ima.isc.com> <12593@haddock.ima.isc.com> <6647@bsu-cs.bsu.edu> <12629@haddock.ima.isc.com>
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Reply-To: diamond@diamond. (Norman Diamond)
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In article <12629@haddock.ima.isc.com> karl@haddock.ima.isc.com (Karl Heuer) writes:
[about the rule that contest entries must use trigraphs]
> It makes the problem more challenging.  Note that a program which satisfies
> all of the rules except this one is not self-reproducing after a naive
> conversion to trigraphs, because `printf("??=")' will output `#', not `??='.

Yes indeed, such conversions take place even in strings.  I wonder how
such programs execute in environments that don't have a '#' character.

Norman Diamond, Sony Computer Science Lab (diamond%csl.sony.jp@relay.cs.net)
  The above opinions are my own.   |  Why are programmers criticized for
  If they're also your opinions,   |  re-inventing the wheel, when car
  you're infringing my copyright.  |  manufacturers are praised for it?