diff -r d325bce7b692 -r d6f97b562424 progs/knight2_sol.scala
--- a/progs/knight2_sol.scala	Fri Nov 18 18:47:50 2016 +0000
+++ b/progs/knight2_sol.scala	Mon Nov 21 19:23:37 2016 +0000
@@ -48,3 +48,6 @@
   println(s"${dim} x ${dim} " + (if (t == None) "" else { print_board(dim, t.get) ; "" }))
 }
  
+
+
+