RosettaCodeData/Task/Leap-year/GAP/leap-year.gap
Ingy döt Net db842d013d A-M baby
2013-04-10 21:29:02 -07:00

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IsLeapYear := function(n)
return (n mod 4 = 0) and ((n mod 100 <> 0) or (n mod 400 = 0));
end;
# alternative using built-in function
IsLeapYear := function(n)
return DaysInYear(n) = 366;
end;