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Purely recursive funtion to fetch nth element of list
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| (defun elek (lst n) | |
| (if (= n 0) | |
| (progn | |
| (car lst)) | |
| (elek (rest lst) (- n 1)) | |
| ) | |
| ) | |
| ;; CL-USER> (elek '(1 2 3 4) 2) | |
| ;; 3 |
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