Merge pull request seven1m#18 from jduan/jduan/pattern_match_whole_list

Pattern match the whole list
amanvir · Aug 3, 2015 · 33029ed · 33029ed
2 parents 07974c8 + 06715ca
commit 33029ed
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/07-fibonacci.exs b/07-fibonacci.exs
@@ -44,8 +44,8 @@ defmodule Fib2 do
 
   def fib2(acc, 0), do: Enum.reverse(acc)
 
-  def fib2([first, second | tail], n) do
-    fib2([first + second] ++ [first, second] ++ tail, n - 1)
+  def fib2([first, second | _] = lst, n) do
+    fib2([first + second | lst], n - 1)
   end
 end