first commit

lib/koans/02_strings.ex

@@ -5,15 +5,15 @@ defmodule Strings do
   @intro "Strings"
 
   koan "Strings are there to represent text" do
-    assert "hello" == ___
+    assert "hello" == "hello"
   end
 
   koan "Values may be inserted into strings by interpolation" do
-    assert "1 + 1 = #{1 + 1}" == ___
+    assert "1 + 1 = #{1 + 1}" == "1 + 1 = 2"
   end
 
   koan "They can be put together" do
-    assert "hello world" == ___ <> "world"
+    assert "hello world" == "hello " <> "world"
   end
 
   koan "Or pulled apart into a list when needed" do