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package ArrayLists;

import java.util.*;

public class ArrayLists {

public static void main(String[] args) {

ArrayList<String> cars = new ArrayList<String>();

cars.add("Mercedes"); // adds elements to the ArrayList

cars.add("Audi");

cars.add("Ferrari");

cars.add("Jaguar");

System.out.println(cars.isEmpty()); // prints true if list is empty or false if elements are present

System.out.println(cars.size()); // prints the size / number of elements present in the list

System.out.println(cars); // prints the entire list

System.out.println(cars.get(0)); // prints element at 0th index of ArrayList

cars.set(1, "Bugatti"); // changes value of the element at the specified index

System.out.println(cars);

// loop through the ArrayList

for (int i = 0; i < cars.size(); i++) {

System.out.println(cars.get(i));

}

Collections.sort(cars); // sort method from collections class is used to sort the elements in the list alphabetically/numerically

System.out.println(cars);

cars.clear(); // clears the list

System.out.println(cars);

}