16 lines
463 B
Elixir
16 lines
463 B
Elixir
defmodule Average do
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def median([]), do: nil
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def median(list) do
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len = length(list)
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sorted = Enum.sort(list)
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mid = div(len, 2)
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if rem(len,2) == 0, do: (Enum.at(sorted, mid-1) + Enum.at(sorted, mid)) / 2,
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else: Enum.at(sorted, mid)
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end
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end
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median = fn list -> IO.puts "#{inspect list} => #{inspect Average.median(list)}" end
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median.([])
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Enum.each(1..6, fn i ->
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(for _ <- 1..i, do: :rand.uniform(6)) |> median.()
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end)
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