45 lines
885 B
Plaintext
45 lines
885 B
Plaintext
(def reduce1
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(fn (f xs initial-value)
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(cond
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((first xs) (reduce f (rest xs) (f initial-value (first xs))))
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(true initial-value))))
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(def map
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(fn (f xs)
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(reduce (fn (acc x) (cons acc (f x))) xs (list))))
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(def range-list
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(fn (x y init)
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(if (< y x)
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(do
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(conj (range-list x (+ y 1) init) y))
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init)))
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(def range
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(fn (x)
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(range-list x 0 (list))))
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(def fib
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(fn (n)
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(if (< n 2)
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1
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(+ (fib (- n 1))
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(fib (- n 2))))))
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(def benchmark-fn
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(fn (x)
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(let ((start (now)))
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(fib x)
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(- (now) start))))
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(def run-benchmark
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(fn (times)
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(map (fn (x)
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(println "Benchmark: " x)
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(println "Took: " (benchmark-fn 30)))
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(range times))))
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(run-benchmark 20)
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