8 lines
492 B
Scheme
8 lines
492 B
Scheme
(pretty-print ((letrec ((fib (lambda (n) (cond ((equal? n 0) 1)
|
|
((equal? n 1) 1)
|
|
(#t (let (
|
|
(r1 (fib (- n 1)))
|
|
(r2 (fib (- n 2)))
|
|
) (+ r1 r2)))))))
|
|
fib) (read (open-input-string (list-ref (command-line) 1)))))
|