From: Felix Lee <flee@teleport.com>
Subject: Re: elp: gnus-article-sort-by-number run 664 times?
Date: Sun, 22 Mar 1998 18:30:07 -0800 [thread overview]
Message-ID: <199803230227.SAA19378@mail1.teleport.com> (raw)
In-Reply-To: Your message of 22 Mar 1998 19:34:30 +0100. <k2g1kao9qh.fsf@zero.aec.at>
> > That's because qsort is O(n lg n).
> And the worst case is O(n ^ 2) for data that is already mostly sorted.
sort in emacs 20 is a merge sort, which is O(n lg n)
worstcase. earlier versions of emacs may have used qsort();
I don't really remember.
--
next prev parent reply other threads:[~1998-03-23 2:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
1998-03-19 20:51 jari.aalto
1998-03-19 21:09 ` Alan Shutko
1998-03-22 18:34 ` Andi Kleen
1998-03-23 2:30 ` Felix Lee [this message]
1998-03-19 22:30 ` Colin Rafferty
1998-03-20 3:53 ` Paul Franklin
1998-03-20 4:56 ` Alan Shutko
1998-03-20 16:20 ` jari.aalto
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