07/07/31 19:30:03
>866
詳細不明だしあとは自分でやれよ
(define (prefix->infix p)
(if (pair? p)
(let ((l (prefix->infix (cadr p)))
(r (prefix->infix (caddr p))))
(append
(if (pair? l) l (list l))
(list (car p))
(if (pair? r) r (list r))))
p))
07/07/31 19:30:03
>866
詳細不明だしあとは自分でやれよ
(define (prefix->infix p)
(if (pair? p)
(let ((l (prefix->infix (cadr p)))
(r (prefix->infix (caddr p))))
(append
(if (pair? l) l (list l))
(list (car p))
(if (pair? r) r (list r))))
p))