learning about elixir syntax wheeee

06/06.exs

@@ -0,0 +1,18 @@
+groups = File.read!("input.txt") |> String.split("\n\n")
+
+groups
+|> Enum.map(&String.replace(&1, "\n", ""))
+|> Enum.map(&String.graphemes(&1))
+|> Enum.map(&MapSet.new(&1))
+|> Enum.map(&Enum.count(&1))
+|> Enum.sum()
+|> IO.inspect()
+
+groups
+|> Enum.map(&String.split(&1,"\n"))
+|> Enum.map(&Enum.map(&1, fn x -> String.graphemes(x) end))
+|> Enum.map(&Enum.map(&1, fn x -> MapSet.new(x) end))
+|> Enum.map(&Enum.reduce(&1, fn x,y -> MapSet.intersection(x,y) end))
+|> Enum.map(&Enum.count(&1))
+|> Enum.sum()
+|> IO.inspect()