>Subject: Re: Y2K: Leap Year Or Not? >Author: Klaus Franke <[log in to unmask]> at CCGATE >Date: 11/12/97 05:56 AM >Hi, >a nice routine, i found in some of our old c-sources: >#define leap_year(yy) ((yy & 3) == 0 ? 1 : 0) >Klaus Franke Now... My 'C' skills are a little rusty but the above 'code' does *not* take into consideration the 100 year and 400 year aspects of the leap year rule. Regards Paul H. Christidis