Get the size of an arraylist after and before add and remove methods
import java.util.ArrayList; class ArrayListDemo { public static void main(String args[]) { ArrayList<String> al = new ArrayList<String>(); System.out.println("Initial size of al: " + al.size()); al.add("C"); al.add("A"); al.add("E"); al.add("B"); al.add("D"); al.add("F"); al.add(1, "A2"); System.out.println("Size of al after additions: " + al.size()); System.out.println("Contents of al: " + al); al.remove("F"); al.remove(2); System.out.println("Size of al after deletions: " + al.size()); System.out.println("Contents of al: " + al); } }