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Yuemashi/TakeFibonacchi.rb

Created July 4, 2016 14:22
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TakeFibonacchi.rb
(1..1.0/0).lazy.map{|n| fib[n]}.select{|n| n % 2 == 0}.take(10).to_a
=> [2, 8, 34, 144, 610, 2584, 10946, 46368, 196418, 832040]
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