How to perform 'Async Sine Cosine' in Racket.
; Task: Async Sine Cosine
; Language: Racket
define async_sine_cosine() (
; Implementation for Async Sine Cosine
define result = ...; ; Initialize variable
; TODO: Implement core logic here
; Step 1: Prepare data
; Step 2: Process Async Sine Cosine
displayln("Done");
)