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Path: utzoo!mnetor!seismo!brl-adm!brl-smoke!brl-sem!ron
From: ron@brl-sem.ARPA (Ron Natalie <ron>)
Newsgroups: net.lang.c
Subject: Re: Calendar Functions (simpler leap year calculation)
Message-ID: <429@brl-sem.ARPA>
Date: Tue, 16-Sep-86 22:02:05 EDT
Article-I.D.: brl-sem.429
Posted: Tue Sep 16 22:02:05 1986
Date-Received: Sat, 20-Sep-86 00:32:13 EDT
References: <206@cascade.STANFORD.EDU> <1229@loral.UUCP> <34@vianet.UUCP> <886@ihdev.UUCP>
Distribution: net.lang.c
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 6

In article <886@ihdev.UUCP>, pdg@ihdev.UUCP (P. D. Guthrie) writes:
> to return the number of days in a year......
> 
> #define num_day(x) ((x)%4 ? (x)%100 ? (x)%400 ? 366 : 355 : 356 : 355)

Say what?  My calendar never has 355 or 356 days a year.