Automatically generate some (duplicating) entries using a range.

app/controllers/movies_controller.rb

@@ -1,5 +1,9 @@
 class MoviesController < ApplicationController
     def index
         @movies = ["Iron Man", "Batman"]
+        (0..15).each{ |num|
+            @movies.append(num.odd? ? "Batman" : "Iron Man")
+            @movies.append("Forrest Gump")
+        }
     end
 end