September 2017 Update

Task/Arithmetic-Integer/Elixir/arithmetic-integer.elixir

@@ -1,15 +1,25 @@
-# Function to remove line breaks and convert string to int
-get_int = fn msg -> IO.gets(msg) |> String.strip |> String.to_integer end
+defmodule Arithmetic_Integer do
+  # Function to remove line breaks and convert string to int
+  defp get_int(msg) do
+    IO.gets(msg) |> String.strip |> String.to_integer
+  end
 
-# Get user input
-a = get_int.("Enter your first integer: ")
-b = get_int.("Enter your second integer: ")
+  def task do
+    # Get user input
+    a = get_int("Enter your first integer: ")
+    b = get_int("Enter your second integer: ")
 
-IO.puts "Elixir Integer Arithmetic:\n"
-IO.puts "Sum:           #{a + b}"
-IO.puts "Difference:    #{a - b}"
-IO.puts "Product:       #{a * b}"
-IO.puts "True Division: #{a / b}"               # Float
-IO.puts "Division:      #{div(a,b)}"            # Truncated Towards 0
-IO.puts "Remainder:     #{rem(a,b)}"            # Sign from first digit
-IO.puts "Exponent:      #{:math.pow(a,b)}"      # Float, using Erlang's :math
+    IO.puts "Elixir Integer Arithmetic:\n"
+    IO.puts "Sum:            #{a + b}"
+    IO.puts "Difference:     #{a - b}"
+    IO.puts "Product:        #{a * b}"
+    IO.puts "True Division:  #{a / b}"                  # Float
+    IO.puts "Division:       #{div(a,b)}"               # Truncated Towards 0
+    IO.puts "Floor Division: #{Integer.floor_div(a,b)}" # floored integer division
+    IO.puts "Remainder:      #{rem(a,b)}"               # Sign from first digit
+    IO.puts "Modulo:         #{Integer.mod(a,b)}"       # modulo remainder (uses floored division)
+    IO.puts "Exponent:       #{:math.pow(a,b)}"         # Float, using Erlang's :math
+  end
+end
+
+Arithmetic_Integer.task