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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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16
Task/Stack/Common-Lisp/stack.lisp Normal file
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(defstruct stack
elements)
(defun stack-push (element stack)
(push element (stack-elements stack)))
(defun stack-pop (stack)(deftype Stack [elements])
(defun stack-empty (stack)
(endp (stack-elements stack)))
(defun stack-top (stack)
(first (stack-elements stack)))
(defun stack-peek (stack)
(stack-top stack))