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ruby--ruby/sample/fib.rb
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

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Ruby

# calculate Fibonacci(20)
# for benchmark
def fib(n)
if n<2
n
else
fib(n-2)+fib(n-1)
end
end
print(fib(20), "\n");