26 lines
797 B
Factor
26 lines
797 B
Factor
! Copyright (c) 2007 Aaron Schaefer
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! See http://factorcode.org/license.txt for BSD license.
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USING: arrays effects inference io kernel math math.functions math.parser
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math.statistics namespaces sequences tools.time ;
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IN: project-euler.ave-time
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<PRIVATE
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: clean-stack ( quot -- )
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infer dup effect-out swap effect-in - [ drop ] times ;
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: ave-benchmarks ( seq -- pair )
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flip [ mean round ] map ;
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PRIVATE>
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: collect-benchmarks ( quot n -- seq )
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[
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1- [ [ benchmark ] keep -rot 2array , [ clean-stack ] keep ] times
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] curry { } make >r benchmark 2array r> swap add ; inline
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: ave-time ( quot n -- )
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[ collect-benchmarks ] keep swap ave-benchmarks [
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dup second # " ms run / " % first # " ms GC ave time - " % # " trials" %
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] "" make print flush ; inline
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