import java.util.ArrayList;
import java.util.Collections;
class Main {
public static void main(String[] args) {
// Creating an array list
ArrayList<Integer> numbers = new ArrayList<>();
// Add elements
numbers.add(4);
numbers.add(2);
numbers.add(3);
System.out.println("Unsorted ArrayList: " + numbers);
// Using the sort() method
Collections.sort(numbers);
System.out.println("Sorted ArrayList: " + numbers);
}
}