content: // Here is where the Zoo Owner Lives
  
  import java.util.Scanner;
  
  public class ZooKeeper {
  
      public static void main(String[] args) {
  
          Scanner in = new Scanner(System.in);
          Zoo myZoo = new Zoo();
          System.out.println("====Welcome to the Aditya Zoo===");
          try {
  
              do {
                  // choose the operation you need to be
                  System.out.println("**** ***** Zoo management system ***** ****");
                  System.out.println("**** 1, Add Animals *****");
                  System.out.println("**** 2, View Animals *****");
                  System.out.println("**** 3, Feed Animal *****");
                  System.out.println("**** 4, exit the system *****");
                  System.out.println("**** Please select the operation you need to do: *****");
                  int sel = in.nextInt();
                  switch (sel) {
  
                      case 1:
                          System.out.println("Please enter animal name");
                          String name = in.next();
                          System.out.println("Please enter animal age");
                          String age = in.next();
                          System.out.println("Please enter animal gender");
                          String gender = in.next();
                          System.out.println("Please enter animal species");
                          String species = in.next();
                          System.out.println("Please enter animal most liked food");
                          String food = in.next();
                          Animal animal = new Animal(name, age, gender, species, food);
                          myZoo.addAnimal(animal);
                          break;
  
                      case 2:
                          myZoo.viewAnimals();
                          break;
                      // 3 Modify
                      case 3:
                          System.out.println("Please enter animal name you want to feed");
                          String animalFeed = in.next();
                          myZoo.feedAnimal(animalFeed);
                          break;
  
                      case 4:
                          System.exit(0);
                          break;
                      default:
                          break;
                  }
              } while (true);
          } catch (Exception e) {
              System.out.println("Sorry.. Unexpected Error Happens. Please try again!");
          }
  
  
      }
  }
  