typed-racket/typed-racket-test/succeed/time.rkt
2014-12-16 10:07:25 -05:00

19 lines
364 B
Racket

#lang typed-scheme
(require scheme/port)
(: foo : Number Number -> Number)
(define (foo x y)
(* x y))
(: bar : Number -> Number)
(define (bar c)
(: loop : Real Number -> Number)
(define (loop n acc)
(if (< 0 n)
(loop (- n 1) (+ (foo c n) acc))
acc))
(loop 10000000 0))
(parameterize ([current-output-port (open-output-nowhere)])
(time (bar 0)))