class Fixnum

  def fizzbuzz
    if self % 3 == 0 && self % 5 == 0
      return "fizzbuzz"
    elsif self % 5 == 0
      return "buzz"
    elsif self % 3 == 0
      return "fizz"
    else
      return self
    end
  end

end

big_buzz = []
1001.times do |n|
  big_buzz << n.fizzbuzz
end
puts big_buzz