5 lines
148 B
Common Lisp
5 lines
148 B
Common Lisp
(defun ackermann (m n)
|
|
(cond ((zerop m) (1+ n))
|
|
((zerop n) (ackermann (1- m) 1))
|
|
(t (ackermann (1- m)
|
|
(ackermann m (1- n))))))
|