--- a/main_solution2/danube.scala	Mon Dec 07 01:25:41 2020 +0000
+++ b/main_solution2/danube.scala	Fri Jan 15 02:40:57 2021 +0000
@@ -42,7 +42,7 @@
 
 def process_ratings(lines: List[String]) : List[(String, String)] = {
   for (cols <- lines.map(_.split(",").toList); 
-       if (cols(2).toFloat >= 4)) yield (cols(0), cols(1))  
+       if (cols(2).toInt >= 4)) yield (cols(0), cols(1))  
 }
 
 def process_movies(lines: List[String]) : List[(String, String)] = {