[racket] Program runs fine in console , but not in drracket.

From: Neil Van Dyke (neil at neilvandyke.org)
Date: Wed Feb 8 04:18:34 EST 2012

What happens if you make the first line of the file be "#lang racket", 
and you make sure that the control in the lower left of the DrRacket 
window says "Determine language from source"?


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