Leap Year Checker.

[Conor P. Cahill]

In article <24700010 at sunc1> mccaugh at sunc1.cs.uiuc.edu writes:
>
> Ordinarily, a leap-year is a multiple of four, so thst -- given leap-year y --
> (y%4 == 0) ought to indicate if y designates a leap-year.

Actually a leap year is a year that is a multiple of 4 but not a multiple
of 100 unless it is also a multiple of 400.

So, 1900 is not a leap year, 1904 is, 1996 is, 2000 is, 2100 is not, etc.



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