--- a/Main.java
+++ b/Main.java
@@ -2,2 +2,3 @@ public class Main {
     public static void main(String[] args) {
+        System.out.println("Hello, world!");
     }
\ No newline at end of file
--- a/Main2.java
+++ b/Main2.java
@@ -2,2 +2,3 @@ public class Main {
     public static void main(String[] args) {
+        System.out.println("Hello, world!");
     }