From: James Edward Gray II <james@...>
Date: 2006-03-17T06:04:08+09:00
Subject: Re: Card tricks with Ruby

On Mar 16, 2006, at 2:53 PM, grrr wrote:

> how to shuffle the deck

 >> cards = %w{A 2 3 4 5 6 7 8 9 T J Q K A}
=> ["A", "2", "3", "4", "5", "6", "7", "8", "9", "T", "J", "Q", "K",  
"A"]
 >> cards = cards.sort_by { rand }  # shuffle
=> ["6", "T", "Q", "5", "A", "J", "2", "7", "4", "8", "A", "9", "K",  
"3"]

> and how to split the deck?

 >> cards = cards.values_at(3..-1, 0..2)  # cut
=> ["5", "A", "J", "2", "7", "4", "8", "A", "9", "K", "3", "6", "T",  
"Q"]

Hope that gives you some new ideas.

James Edward Gray II