diff --git a/_1_basics/src/main/java/code/_3_in_class/Main.java b/_1_basics/src/main/java/code/_3_in_class/Main.java
index 3b87b4563..4c5c82443 100644
--- a/_1_basics/src/main/java/code/_3_in_class/Main.java
+++ b/_1_basics/src/main/java/code/_3_in_class/Main.java
@@ -4,5 +4,6 @@ public class Main {
 
     public static void main(String[] args) {
         //TODO put your code changes in here
+        System.out.println("Code changes by me in _3_in_class");
     }
 }
\ No newline at end of file
diff --git a/_1_basics/src/main/java/code/_4_student_effort/Main.java b/_1_basics/src/main/java/code/_4_student_effort/Main.java
index 95bb1182c..892fc8723 100644
--- a/_1_basics/src/main/java/code/_4_student_effort/Main.java
+++ b/_1_basics/src/main/java/code/_4_student_effort/Main.java
@@ -4,5 +4,6 @@ public class Main {
 
     public static void main(String[] args) {
         //TODO put your code changes in here
+        System.out.println("Code changes by me in _4_student_effort");
     }
 }