--- a/templates3/knight2.scala	Sat Nov 02 13:19:45 2019 +0000
+++ b/templates3/knight2.scala	Sat Nov 02 15:11:30 2019 +0000
@@ -29,14 +29,14 @@
 //    function will be tested on a 6 x 6 board. 
 
 
-//def first_closed_tour_heuristic(dim: Int, path: Path) : Option[Path] = ...
+//def first_closed_tour_heuristics(dim: Int, path: Path) : Option[Path] = ...
 
 
 //(8) Same as (7) but searches for *non-closed* tours. This 
 //    version of the function will be called with dimensions of 
 //    up to 30 * 30.
 
-//def first_tour_heuristic(dim: Int, path: Path) : Option[Path] = ...
+//def first_tour_heuristics(dim: Int, path: Path) : Option[Path] = ...