--- a/main_templates4/knight3.scala	Fri Nov 05 16:47:55 2021 +0000
+++ b/main_templates4/knight3.scala	Fri Nov 05 17:20:01 2021 +0000
@@ -1,7 +1,7 @@
 // Finding a single tour on a "mega" board
 //=========================================
 
-object CW9c {
+object M4c {
 
 // !!! Copy any function you need from file knight1.scala !!!
 // !!! or knight2.scala                                   !!!