RosettaCodeData/Task/Averages-Arithmetic-mean/NewLISP/averages-arithmetic-mean.newlisp
Ingy döt Net d066446780 langs a-z
2013-04-10 22:43:41 -07:00

7 lines
136 B
Text

(define (Mean Lst)
(if (empty? Lst)
0
(/ (apply + Lst) (length Lst))))
(Mean (sequence 1 1000))-> 500
(Mean '()) -> 0