>Hello All,
>A simple question but one I have gone completelty blank on.
>
>How do I define a leap year?? I know that year % 4 returning a 0 is not enough. What's the rest??
>
>Thanks

also if last 2 digits are 00, take first 2 % 4 = 0 as leap year, otherwise not.

e.g. 1900 not leap year, 2000 is.