// To understand and get familier with the basic array functionality package arraylistplay; import java.util.ArrayList; public class Streets { public static void main(String[] args){ ArrayList Streets = new ArrayList<>(); Streets.add("Iberville"); Streets.add("Decatur"); Streets.add("Toulouse"); Streets.add("Bourdon"); Streets.add("Dauphine"); Streets.add("Royal"); Streets.add("St Ann"); Streets.add("St Peter"); Streets.add("Conti"); Streets.add("Exchange"); Streets.add("Bienville"); Streets.add("Dumaine"); System.out.println("size of streets list = " + Streets.size()); System.out.println("first street = "+ Streets.get(0)); System.out.println("last street = "+ Streets.get(11)); System.out.println("last street = "+ Streets.get(Streets.size()-1) ); System.out.println("\nThe initial list ..."); for (Object street: Streets){ System.out.println(street); } Object temp = Streets.get(0); Streets.set(0,Streets.get(Streets.size()-1)); Streets.set(Streets.size()-1,temp); System.out.println("\nThe final list ..."); for (Object street: Streets){ System.out.println(street); } } }