RosettaCodeData/Task/100-doors/Common-Lisp/100-doors-7.lisp
2018-06-22 20:57:24 +00:00

5 lines
150 B
Common Lisp

(let ((i 0))
(mapcar (lambda (x)
(if (zerop (mod (sqrt (incf i)) 1))
"_" "#"))
(make-list 100)))