diff --git a/338/homework5/App.java b/338/homework5/App.java
index 770bd36..d2c684c 100644
--- a/338/homework5/App.java
+++ b/338/homework5/App.java
@@ -52,6 +52,12 @@ public class App {
 		System.out.println("\n===== Detailed Course Info 2 =====");
 		SCD.courseInfo(205);
 
+		System.out.println("\n===== Detailed Course Info 3 =====");
+		SCD.courseInfo();
+		SCD.deleteCourse(231);
+		SCD.deleteCourse(336);
+		SCD.deleteCourse(338);
+		
 		System.out.println("\n===== Detailed Course Info 4 =====");
 		SCD.courseInfo();