removing last element of a list(scheme)

Question

So I have to remove the last element of a list in scheme.

For example, let\'s say I have a list (1 2 3 4). I need to return:

(1 2 3)
         


        

Answer 1

SRFI 1 (activate in Racket using (require srfi/1)) has a drop-right function:

 (drop-right '(1 2 3 4) 1)   ; => (1 2 3)