数组中的项目是多少次？

Question

arrays3=["rove","rouda","blue", "red","blue"]
def count_elements(arrays)
 arrays.inject(Hash.new(0)) { |total, e|  "#{total[e] += 1}" ; total

 }

end

count_elements(arrays3)

我需要返回：name：rove count：1 我得到了：{{:name=>"blake"}=>2, {:name=>"ashley"}=>1}