diff -r 07860dd35c2b -r 610f7a4a9ede progs/lecture1.scala
--- a/progs/lecture1.scala	Wed Nov 09 01:18:08 2016 +0000
+++ b/progs/lecture1.scala	Wed Nov 09 06:02:31 2016 +0000
@@ -1,10 +1,10 @@
-
-// webpages
-
+// Lecture 1
+//==========
 
 //**Assignments (values)**
 //(variable names should be lower case)
 //=====================================
+
 val x = 42
 val y = 3 + 4
 
@@ -39,7 +39,7 @@
 println(lst.mkString("\n"))
 
 // some methods take more than one argument
-println(lst.mkString("[",",","]"))
+println(lst.mkString("[", ",", "]"))
 
 //**Conversion methods**
 //======================
@@ -78,6 +78,9 @@
 
 def square(x: Int): Int = x * x
 
+
+
+
 //**Ifs control structures**
 //==========================
 
@@ -116,3 +119,6 @@
 val mtable = for (n <- (1 to 10).toList; m <- (1 to 10).toList) yield m * n
 
 mtable.sliding(10,10).toList.mkString(
+
+
+// webpages