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[Caml-list] Set and Map question
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Date: -- (:)
From: Seth Fogarty <sfogarty@g...>
Subject: Re: [Caml-list] Re: Set and Map question
Yes, sorry, sorted. I know it is possible, I was wondering if it was
implemented.


On 20 Sep 2004 13:56:10 +1000, skaller <skaller@users.sourceforge.net> wrote:
> On Mon, 2004-09-20 at 13:14, Seth Fogarty wrote:
> 
> > What I MEANT to ask is: Is there a O(n) method of set/map construction
> > from a list, as opposed to the O(n log n) fold method.
> 
> It seems to me that in general that is impossible,
> since random tree insertions are at least O(log n)
> in the tree size (proportional to depth).
> 
> Perhaps you meant, assuming the list is sorted?
> In that case, in theory you could precalculate
> the shape of the tree just from the size, and then
> fill in the elements in O(n).
> 
> --
> John Skaller, mailto:skaller@users.sf.net
> voice: 061-2-9660-0850,
> snail: PO BOX 401 Glebe NSW 2037 Australia
> Checkout the Felix programming language http://felix.sf.net
> 
> 



-- 
Seth Fogarty             sfogarty@gmail.com
Neep-neep at large    AIM: Sorrath
"I know there are people in this world who do not love their fellow
human beings - and I hate people like that" --Tom Lehrer.

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