I’m reading How to Design Programs using DrRacket.
When I wrote the following codes as
(define (sign x) (cond [( > x 0) 1] [( = x 0) 0] [( > x 0) -1]))
then I get dark color on codes as following
Why did I get it? Can you explain it? Thanks
Note: I’m new here if the tag is false, then can you edit? And can you help with tags?