didn't check imports in main

assignments/a2/src/main/java/Main.java

@@ -2,6 +2,8 @@ import javax.swing.*;
 import java.awt.Dimension;
 import java.awt.GridLayout;
 import java.awt.event.*;
+import java.awt.BorderLayout;
+import java.awt.Component.*;
 
 public class Main
 {