[plt-scheme] Test the Program

Asher, Gregg wrote:
> I apologize if this question has been asked before. I checked the archives and couldn't find my problem listed.
>
> When I define a program in the definitions window and then enter the program name in the interactive window substituting a value for the parameter and then "Run" (my version of Dr. Scheme doesn't have an "Execute" button) the program I don't the results of the program but a message "This program should be tested.
>   
>> "
>>     
>
> For example when I run this program (area-of-disk 3), I get the message "This program should be tested.
>   
>> "
>>     
>
> When I run the same program (area-of-disk 3) in the definitions window
>
> I get the correct answer "28.26" in the interactive window.
>
> Any help would be appreciated.
>
> Dr. Scheme is running off of a flash drive if that makes any difference. I have 60 programming students and want them to run Dr. Scheme from the flash drive so that they can run the program from any computer.
>
>   
I think you just aren't pressing the run button after entering new 
definitions. Before you can use a new definition in the interactions 
pane you have to press run.

If thats not the problem maybe you can post some more code?