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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Stem-and-leaf-plot/Racket/stem-and-leaf-plot.rkt Normal file
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#lang racket
(define (show-stem+leaf data)
(define xs (sort data <))
(for ([stem (add1 (floor (/ (last xs) 10)))])
(printf "~a|" (~a #:width 2 #:align 'right stem))
(for ([i xs])
(define-values [q r] (quotient/remainder i 10))
(when (= q stem) (printf " ~a" r)))
(newline)))
(show-stem+leaf (sequence->list (in-producer read eof)))