Created
November 13, 2009 07:47
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| (defun iscomposite (testnum) | |
| (setq i 2) | |
| (loop | |
| (when (= i testnum) | |
| (return-from iscomposite nil)) | |
| (if (= (mod testnum i) 0) | |
| (return-from iscomposite t)) | |
| (setq i (+ i 1)))) | |
| (defun primefinder (maxnum) | |
| (dotimes (i (- maxnum 3)) | |
| (if (not (iscomposite (+ i 3))) | |
| (print (+ i 3))))) | |
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