To: raster AT highfiber DOT com, opendos AT delorie DOT com
References: <199802222239 DOT PAA25126 AT kewlaid DOT highfiber DOT com>
Message-Id: <AB4mByqSYF@belous.munic.msk.su>
From: "Arkady V.Belousov" <ark AT belous DOT munic DOT msk DOT su>
Date: Mon, 23 Feb 1998 03:00:04 +0300 (MSK)
Organization: Locus
Reply-To: ark AT mos DOT ru
Subject: Re: Y2K fix
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X-Comment-To: Charles Dye

Hi!

22-ζΕΧ-98 15:39 raster AT highfiber DOT com (Charles Dye) wrote to opendos AT delorie DOT com:
 > ark AT mos DOT ru (Arkady V.Belousov) writes:
 > >21-Feb-98 18:12 raster AT highfiber DOT com (Charles Dye) wrote to opendos AT delorie DOT com:

 > >     O! How fine! You right: (400*365+100-4+1) % 7 == 0.
 > Darn ...  what they said about Soviet math education might be true after all.

     Really? And what "they" said "about Soviet math education"? Me really
interests this. :)

[...]
 > >     Hm. You right - y%4==y&3. Why I not see this before?
 > Then you'll be delighted to hear that it works whether you use "people years"
 > 1980-2099, or "DOS years" 0-119 (as stored in directory entries.)

     Strange, if this not be work for "DOS years" also. :) Even though
different start year (1979, for example) mean simple different bias.

 > See what I mean about picking a clever range?

     Of course. "Domain of argument definition" term also included in
"Soviet math education" (which, you right, I have). :)

P.S. Sorry for offtopic. :)