Posted by Iván Sánchez Ortega on 01/03/07 21:18

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Tom wrote:

>> - - A hash table.
>
> Hmm doesn't ring a bell, and google gives me oodles of stuff that is not
> directly related.
> Could you please provide me with an example in pseudo code or something?

Basically, you generate a table that you store somewhere, and relates every
integer you can think of with its hash.

Got a new integer? Calculate the hash and store it in the table. Got a hash?
Check if it exists in the table.

How you exactly hash the integers is your problem, tough.

>> - - A simetric encryption function.
>
> Well, same result when googling. The concept exists but apparently
> everybody knows it so well they don't explain it but just refer to it :-D
> An example please?

RTFM. php.net/mcrypt

- --
- ----------------------------------
Iván Sánchez Ortega -ivansanchez-algarroba-escomposlinux-punto-org-

Un ordenador no es un televisor ni un microondas, es una herramienta
compleja.
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