diff -r b17a98b0c52f -r e48ea8300b2d main_templates4/knight1.scala
--- a/main_templates4/knight1.scala	Sat Nov 06 00:06:39 2021 +0000
+++ b/main_templates4/knight1.scala	Mon Nov 08 00:17:50 2021 +0000
@@ -4,10 +4,10 @@
 
 object M4a {
 
-// If you need any auxiliary function, feel free to 
-// implement it, but do not make any changes to the
+// If you need any auxiliary functions, feel free to 
+// implement them, but do not make any changes to the
 // templates below. Also have a look whether the functions
-// at the end are of any help.
+// at the end of the file are of any help.
 
 
 
@@ -85,7 +85,9 @@
 }
 
 // can be called for example with
+//
 //     time_needed(count_tours(dim, List((0, 0))))
+//
 // in order to print out the time that is needed for 
 // running count_tours