Write a java program to

1. Create a class comp with attributes type brand, cpu speed and ram size with constructors. Add a method display () to display the comp details.

2. Create a class laptop with attributes type brand cpu speed ram size and weight with constructors. Add a method display () to display the laptop details.

3. Create a class book with attributes type brand, cpu speed ram size and screensize with constructors. Add a method display () to display the laptop details.

4. Create a main class and objects for comp laptop and book. Display the details of the objects