You've successfully created a prototype based on your work in Case Project 13-2. You want to create six of these controllers for different windows in the home. You want to be able to control them and check their status from a centrally located wall-mounted display that communicates with all the controllers. You plan to add more home automation IoT devices throughout the house, and you want to control and check their status with the central display. What hardware do you recommend for the wall-mounted central display that communicates with all the controllers

Primary tech skills are skills that are necessary for success in online education

Write a method named addall that could be placed inside the hashintset class. this method accepts another hashintset as a parameter and adds all elements from that set into the current set, if they are not already present. for example, if a set s1 contains [1, 2, 3] and another set s2 contains [1, 7, 3, 9], the call of s1.addall(s2); would change s1 to store [1, 2, 3, 7, 9] in some order. you are allowed to call methods on your set and/or the other set. do not modify the set passed in. this method should run in o(n) time where n is the number of elements in the parameter set passed in.

Hey i just logged on and one of the moderators deleted a bunch of my answers to questions, even though the answers were right and the people it doesn't make sense but if anyone wants to talk about anything just message me lol (this is super random lol)