Laptop.java

import java.util.Objects;

public class Laptop extends Computer {

    private String manufacturer;

    public String getManufacturer() {
        return manufacturer;
    }

    public void setManufacturer(String manufacturer) {
        this.manufacturer = manufacturer;
    }

    @Override
    public void start() {
        System.out.println("Laptop started");
    }

    @Override
    public void showInfo() {
        System.out.println("Laptop showInfo() method called");
    }

    public < E > void genericMethod(E[] inputArray){
        for (E element : inputArray){
            System.out.println("Here is the element: " + element);
        }
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        Laptop laptop = (Laptop) o;
        return Objects.equals(manufacturer, laptop.manufacturer);
    }

    @Override
    public int hashCode() {
        return Objects.hash(manufacturer);
    }

    @Override
    public String toString() {
        return "manufacturer=" + manufacturer;
    }
}