(Solved) : 3 Modify Program Follows Define Mystery L Null L Begin Displayln L Append Mystery Cdr L Li Q44091542 . . .
[RACKET] (by modify the professor means just use thisprogram)

3. Modify the program as follows: (define (mystery L) (if (null? L) (begin (displayln L) (append (mystery (cdr L)) (list (car L)))))) What does begin do? What does displayin do? Answer: Show transcribed image text 3. Modify the program as follows: (define (mystery L) (if (null? L) (begin (displayln L) (append (mystery (cdr L)) (list (car L)))))) What does begin do? What does displayin do? Answer:
Expert Answer
Answer to 3. Modify the program as follows: (define (mystery L) (if (null? L) (begin (displayln L) (append (mystery (cdr L)) (list…
OR