Another update from ingydotnet^djgoku

Task/Evolutionary-algorithm/Elixir/evolutionary-algorithm-1.elixir

@@ -0,0 +1,15 @@
+defmodule Rand do
+  def init do      # Initialize the random values.
+    << a :: 32, b :: 32, c :: 32 >> = :crypto.strong_rand_bytes(12)
+    :random.seed(a,b,c)
+  end
+
+  def num do        # Returns a value between 0.0 and 1.0.
+    init
+    :random.uniform
+  end
+
+  def char(list) do  # Returns a random letter or a space.
+    Enum.at(list, :random.uniform(length(list)) - 1)
+  end
+end