adding cs235

cs235/final/TwoThreeTreeFactory.cpp

@@ -0,0 +1,21 @@
+#include "TwoThreeTreeFactory.h"
+//You may add #include statements here
+
+/*
+	You will MODIFY THIS DOCUMENT.
+*/
+//=======================================================================================
+/*
+	getTwoThreeTree()
+
+	Creates and returns an object whose class extends TwoTreeTreeInterface.
+	This should be an object of a class you have created.
+
+	Example: If you made a class called "TwoThreeTree", you might say, "return new TwoThreeTree();".
+
+	This method should return NULL or 0 if you do not intent to do the extra credit
+*/
+TwoThreeTreeInterface * TwoThreeTreeFactory::getTwoThreeTree()
+{
+	return 0;//Modify this line
+}