From: James Koppel <jamesbkoppel@...>
Date: 2008-01-26T08:04:23+09:00
Subject: Re: [QUIZ] Making Change (#154)

make_change(24,[10,8,2])  #=> [8,8,8]

The above may return [10,10,2,2] on naive solutions.

----- Original Message ----
From: Dominik Honnef <dominikho@gmx.net>
To: ruby-talk ML <ruby-talk@ruby-lang.org>
Sent: Friday, January 25, 2008 2:53:34 PM
Subject: Re: [QUIZ] Making Change (#154)


On 
[Sat, 
26.01.2008 
00:50], 
Ruby 
Quiz 
wrote:
> 
In 
"Practical 
Ruby 
Projects," 
the 
author 
includes 
a 
couple 
of 
chapters 
involving
> 
coin 
simulations.  
These 
simulators 
are 
used 
to 
explore 
the 
possibilities 
of
> 
replacing 
a 
certain 
coin 
or 
adding 
a 
new 
coin.

Are 
there 
any 
advanced 
combinations 
of 
change/array 
of 
coins 
which 
are 
likely 
to 
fail 
on 
some 
implementations?
-- 
Dominik 
Honnef







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