a little parsing challenge ☺

[Robert Klemme]

On 07/17/2011 03:55 PM, mhenn wrote:
> Am 17.07.2011 15:20, schrieb Robert Klemme:
>> On 07/17/2011 11:48 AM, Raymond Hettinger wrote:
>>> On Jul 17, 12:47 am, Xah Lee<xah... at gmail.com>   wrote:
>>>> i hope you'll participate. Just post solution here. Thanks.
>>>
>>> http://pastebin.com/7hU20NNL
>>
>> Ruby solution: https://gist.github.com/1087583
>
> I acutally don't know Ruby that well, but it looks like your program
> recognizes "[(])" as correct although it is not, because you translate
> "[(])" to "(())" (which is indeed correct, but does not resemble the
> input correctly anymore).

Right you are.  The optimization breaks the logic.  Good catch!

Kind regards

	robert