Re: Problem with ZCal! (All versions, I think)


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Re: Problem with ZCal! (All versions, I think)



David Endahl wrote:

>         Hello all.  I recently downloaded ZCal off the web and put it on my
> 83.  It works great, and I LOVE the visual interface, but I think that
> there is something wrong with one of the algorithms that calculates leap
> years.
>         I did some research on leap years last year for my math class, and
> I found that: every four years is a leap year (most of us know that),
> UNLESS the year is evenly divisible by 100.  I believe the author
> remembered to put that in, BUT... if the year is ALSO evenly divisible by
> 400, then it IS a leap year.  For example, 1900, 1800, and 1700 were NOT
> leap years, but 1600, 1200, 2000, etc... ARE leap years.  I knew there was
> something funny when I checked my birthday and it wasn't a Friday :)  I'm
> pretty sure (although not certain) that this bug exists on the other
> platforms.  Can anyone else back me up on this, so I know I'm not saying
> all of this for nothing?  I'm pretty certain there's a problem here.
> Thanks a lot!
>
> -David Endahl
> endahld@scnc.wmston.k12.mi.us
>
> "Without the band, it's just a GAME!"
> "The first half is pre-game for  the halftime show"
> "The second half is a time to prepare for the post-game show"
> "Come for the band, stay for the football"

Your right.

--
Bryan Rabeler <brabeler@ticalc.org>
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