- added main functions.

1 files changed, 5 insertions, 2 deletions

diff --git a/sources/examples/iterators.scala b/sources/examples/iterators.scala
index 958934e65e..7936e413da 100644
--- a/sources/examples/iterators.scala
+++ b/sources/examples/iterators.scala
@@ -1,3 +1,5 @@
+package examples;
+
 object iterators {
 
   def printArray(xs: Array[Double]) =
@@ -10,10 +12,11 @@ object iterators {
       .map{case Pair(x, i) => i}
 
   def main(args: Array[String]) = {
-    val xs = List(6, 2, 8, 5, 1);
+    val xs: List[Double] = List(6, 2, 8, 5, 1);
     val ar = xs.copyToArray(new Array[Double](xs.length), 0);
     printArray(ar);
-    findGreater(ar, 3.0) foreach { x => Console.print(x); };
+    Console.println("Elements greater than 3.0:");
+    findGreater(ar, 3.0) foreach { x => Console.println(ar(x)); }
   }
 
 }