lesson 5

lib/koans/03_numbers.ex

@@ -110,7 +110,7 @@ defmodule Numbers do
   end
 
   koan "I want the first and last in the range" do
-    first..last = Range.new(1, 10)
+    first..last//_ = Range.new(1, 10)
 
     assert first == 1
     assert last == 10

lib/koans/05_tuples.ex

@@ -5,15 +5,15 @@ defmodule Tuples do
   @intro "Tuples"
 
   koan "Tuples can contain different things" do
-    assert {:a, 1, "hi"} == ___
+    assert {:a, 1, "hi"} == {:a, 1, "hi"}
   end
 
   koan "Tuples have a size" do
-    assert tuple_size({:a, :b, :c}) == ___
+    assert tuple_size({:a, :b, :c}) == 3
   end
 
   koan "You can pull out individual elements" do
-    assert elem({:a, "hi"}, 1) == ___
+    assert elem({:a, "hi"}, 1) == "hi"
   end
 
   koan "You can change individual elements of a tuple" do