Sophie: ruby-doc-1.8.2-7.5.20060mdk x86

ruby-doc-1.8.2-7.5.20060mdk.x86_64.rpm

# 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");