Greetings for Alice and Bob

Main.ctxt

+#BlueJ class context
+comment0.target=Main
+comment1.params=args
+comment1.target=void\ main(java.lang.String[])
+numComments=2

Main.java

 /**
  * Created by iyasuwatts on 10/17/17.
  */
+import java.util.Scanner;
 public class Main {
-
+    
     public static void main(String[] args ){
-
-    }
+    Scanner in = new Scanner(System.in);
+    System.out.print("please enter your first name");
+    String firstName = in.nextLine();
+    if (firstName.equals ("Alice") || firstName.equals("Bob")){
+    System.out.println("Greetings! " + firstName);
 }
+    }
+}