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ruby--ruby/sample/fib.scm
matz 3db12e8b23 Initial revision
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
1998-01-16 12:13:05 +00:00

6 lines
88 B
Scheme

(define (fib n)
(if (< n 2)
n
(+ (fib (- n 2)) (fib (- n 1)))))
(fib 20)