done a challenge

ChatBot.java

@@ -0,0 +1,32 @@
+import java.util.Scanner;
+public class ChatBot {
+    public static void main(String[] args){
+        Scanner scan = new Scanner(System.in);
+        System.out.println("Hello. What is your name?");
+        //Pick up user's name and store it. 
+        String userName = scan.nextLine();
+
+        //add new a line before asking next question. 
+        System.out.println("Hi "+userName+" ! I'm Javabot. Where are you from?");
+        //Pick up user's home and store it. 
+        String address = scan.nextLine();
+
+
+        //add new a line before asking next question.
+        System.out.println("I hear it's beautiful at "+address+" ! I'm from a place called Oracle");
+        System.out.println("How old are you?");
+        //Pick up age and store it.
+        int age = scan.nextInt();
+
+        //add new a line before asking next question.
+        System.out.println("So you're " +age+" , cool! I'm 400 years old.");
+        System.out.println("This means I'm "+400/age+" times older than you.");
+        System.out.println("Enough about me. What's your favourite language? (just don't say Python)");
+        //Pick up language and store it. 
+        scan.nextLine();
+        String language = scan.nextLine();
+
+        //add new a line here.
+        System.out.println(language+", that's great! Nice chatting with you "+userName+". I have to log off now. See ya!");
+    }
+}

UdemyChallenge3.java

@@ -1,6 +1,5 @@
 public class UdemyChallenge3 {
     public static void main(String[] args){
-        double p = 0;
         int oneApplePrice = 1;
         int numOfCustomers = 0;
         int numOfApples = 500;

UdemyTask3.java

@@ -3,7 +3,7 @@ public class UdemyTask3 {
     public static void main(String[] args){
 
         Scanner scan = new Scanner(System.in);
-        System.out.println("Enter Your deteails");
+        System.out.println("Enter Your details");
 
         String firstName = scan.nextLine();
         String lastName = scan.nextLine();