File: fib.scm

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ruby2.1 2.1.5-2
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file content (8 lines) | stat: -rw-r--r-- 111 bytes parent folder | download | duplicates (8) 
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(define (fib n)
  (if (< n 2)
    n
    (+ (fib (- n 2)) (fib (- n 1)))))

(display (fib 20))
(newline)
(quit)