import java.util.ArrayList; class Playlist { public static void main(String[] args) { ArrayList<String> desertIslandPlaylist = new ArrayList <String>(); desertIslandPlaylist.add("Moon"); desertIslandPlaylist.add("Let it All Workout"); desertIslandPlaylist.add("Can't Get Close"); desertIslandPlaylist.add("Lord I Need You"); desertIslandPlaylist.add("Feel"); desertIslandPlaylist.add("24 hours"); desertIslandPlaylist.add("Bad News"); desertIslandPlaylist.add("Pure Souls"); desertIslandPlaylist.add("Come To Life"); //System.out.println(desertIslandPlaylist); // System.out.println(desertIslandPlaylist.size()); desertIslandPlaylist.remove("Bad News"); desertIslandPlaylist.remove("Pure Souls"); desertIslandPlaylist.remove("Feel"); desertIslandPlaylist.remove("Lord I Need You"); //System.out.println(desertIslandPlaylist.size()); //Get the indices of the songs you want to swap. int indexA = desertIslandPlaylist.indexOf("Let it All Workout"); int indexB = desertIslandPlaylist.indexOf("Moon"); //Create a temporary variable to store the value of song a. (We’ll call the songs a and b here.) String tempA = "Let it All Workout"; //Rewrite the value at the index of a to the value of b. desertIslandPlaylist.set(indexA, "Moon"); desertIslandPlaylist.set(indexB, "Let it All Workout"); System.out.println(desertIslandPlaylist.size()); System.out.println(desertIslandPlaylist); } }