30 lines
784 B
Plaintext
30 lines
784 B
Plaintext
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;;; TAK -- A vanilla version of the TAKeuchi function.
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(import (rnrs base)
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(rnrs io simple))
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(define (tak x y z)
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(if (not (< y x))
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z
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(tak (tak (- x 1) y z)
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(tak (- y 1) z x)
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(tak (- z 1) x y))))
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(define (main)
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(let* ((count (read))
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(input1 (read))
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(input2 (read))
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(input3 (read))
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(output (read))
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(s4 (number->string count))
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(s3 (number->string input3))
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(s2 (number->string input2))
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(s1 (number->string input1))
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(name "tak"))
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(run-r6rs-benchmark
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(string-append name ":" s1 ":" s2 ":" s3 ":" s4)
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count
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(lambda ()
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(tak (hide count input1) (hide count input2) (hide count input3)))
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(lambda (result) (equal? result output)))))
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