How to Grayscale Image in Scheme - Code Snippet

; Task: Grayscale Image
; Language: Scheme

define grayscale_image() (
    ; Implementation for Grayscale Image
    define result = ...; ; Initialize variable
    ; TODO: Implement core logic here
    ; Step 1: Prepare data
    ; Step 2: Process Grayscale Image
    display("Done");
)