13 lines
256 B
Racket
13 lines
256 B
Racket
#lang planet dyoo/whalesong
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(define (mylen x acc)
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(cond
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[(empty? x)
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acc]
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[else
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(mylen (rest x) (add1 acc))]))
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"computing length"
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(define v (build-list 1000000 (lambda (i) i)))
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(printf "Built list\n")
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(mylen v 0)
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"done computing length" |