[racket] Rosetta Sokoban Solution

Definitely true. 

Also: 
 -- I think we should follow the commenting style of neighboring languages 
 -- And I think we should use white space line to separate top-level definitons. 


On Jun 10, 2013, at 1:58 PM, Asumu Takikawa wrote:

> On 2013-06-10 12:42:24 -0400, Matthias Felleisen wrote:
>> This is not a criticism of your code but I will say that Racket code
>> looks dense and overbearing compared to PicoLisp, Python, and Tcl.
>> Hmph.
> 
> I wonder if that's not at least partly due to syntax coloring.
> 
> Cheers,
> Asumu