--- a/types.h	Tue Apr 16 03:49:06 2013 +0300
+++ b/types.h	Tue Apr 16 14:36:56 2013 +0300
@@ -81,6 +81,7 @@
 	
 	void zero ();
 	void testOutput ();
+	str getStringRep();
 };
 
 #endif // __TYPES_H__
\ No newline at end of file