[l1, l2] = IO.read(:stdio, :eof) |> String.split([" ", "\n"], trim: true) |> Enum.map(&String.to_integer/1) |> Enum.with_index() |> Enum.split_with(fn {_v, i} -> rem(i, 2) == 0 end) |> Tuple.to_list() |> Enum.map(fn l -> Enum.map(l, fn {v, _i} -> v end) end) |> Enum.map(&Enum.sort/1) ans1 = Enum.zip(l1, l2) |> Enum.map(fn {v1, v2} -> abs(v1 - v2) end) |> Enum.sum() IO.puts(ans1) c2 = Enum.frequencies(l2) ans2 = Enum.map(l1, &(&1 * Map.get(c2, &1, 0))) |> Enum.sum() IO.puts(ans2)