Re: please verify

[Pádraig Brady]

Philip Rowlands wrote:
> On Mon, 5 Oct 2009, Chandan Kumar wrote:
> 
>> I am getting some faults while doing CAL command,
> 
> cal is not part of GNU coreutils.
> 
>> i.e. i am getting some leap years in case of non-leap years i.e. the
>> years like 1000,500,1500,1700 etc
> 
> 1700 is a leap year, and leap years predating 1582 (the adoption of the
> Gregorian Calendar) depend which calendar you're talking about.

The Gregorian calendar was adopted at various times.
`cal` assumes the British empire (including eastern US), so 1752:
http://en.wikipedia.org/wiki/Gregorian_calendar
Thus 1700 is a leap year as it uses the old Julian rule of divisible by 4

cheers,
Pádraig.