From: George Ogata <g_ogata@...>
Date: 2002-08-09T19:44:00+09:00
Subject: RE: Coding challenge (on Ruby Garden)

David Naseby wrote:

>> From: George Ogata [mailto:g_ogata@optushome.com.au]
>> This bit looks strange to me, though:
>> 
>> if (arr_of_arr.length - (arr_of_arr - arr).length) > arr.length
>>                          ^^^^^^^^^^^^^^^^
> 
> Of course, you are right.. this line should be
> if (arr_of_arr.length - (arr_of_arr.delete_if{|a| a == arr}) > arr.length
> 
> with this change, this latest failure passes. Can't wait for the next one
> ;)
> 
> David

Hope I didn't keep you waiting too long... ;)

one_in_each([1,2,3,4],[[1,3,4],[1,2,3,4],[2,3,4],[]])

should be false.