example/magic_sequence.rb in gecoder-0.9.0 vs example/magic_sequence.rb in gecoder-0.9.1

@@ -1,8 +1,10 @@
 require File.dirname(__FILE__) + '/example_helper'
 
 # Solves the magic sequence problem.
-class MagicSequence < Gecode::Model
+class MagicSequence
+  include Gecode::Mixin
+
   # n is the length of the sequence.
   def initialize(n)
     # The i:th variable represents the value of the i:th element in the 
     # sequence.
     sequence_is_an int_var_array(n, 0...n)