From: Ian Hobson <ian.hobson@...>
Date: 2008-05-04T22:26:22+09:00
Subject: Re: Array combination check

Nadim Kobeissi wrote:
> Xavier Noria wrote:
>   
>> What is a combination?
>>     
>
> Please allow me to make myself more clear:
> bunny=["a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z"]
> cow="hello"
>
> I want to test all possible combinations of the items inside bunny (the 
> alphabet) starting from the smallest to the biggest (a, then b, then c.. 
> then aa, then ab, then ac, etc.) until I arrive to a case in which the 
> combination == cow, which means the combination would be "hello".
>   
I gather that the letter l matchs twice! You only discover that every 
letter in cow is in bunny.

This yu can go for directly, with a quick algorithm.

Foreach letter in cow
    if letter not in bunny
         fails match
success!

Ian