プログラミングのお題スレ Part9

プログラミングのお題 ..

723:デフォルトの名無しさん
17/11/26 02:34:12.86 T275kIwU.net
>>650
(setq aaa '(A B C D E))
(defun fff (ddd)
(if (null (cdar ddd))
ddd
(let (eee)
(dolist (jjj ddd)
(let ((bbb (car jjj))
(ccc (cdr jjj)))
(setq eee (append (mapcar (lambda (x) (cons (cons x bbb) (remove x ccc))) ccc) eee))))
(fff eee))))
(defun iii (kkk)
(if (< kkk 2) #'identity #'not))
(let* ((ggg (fff (list (cons nil aaa))))
(hhh (mapcar (lambda (x) (car x)) ggg)))
(remove-if-not (lambda (x) (and (funcall (iii (position 'A x)) (> (position 'D x) 1))
(funcall (iii (position 'B x)) (= (position 'A x) 1))
(funcall (iii (position 'C x)) (> (position 'E x) 1))
(funcall (iii (position 'D x)) (= (position 'C x) 1))
(funcall (iii (position 'E x)) (< (position 'B x) 2)))) hhh))
((D C B E A) (D C E B A) (D C A E B) (D C E A B) (D C A B E) (D C B A E))

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