Run »
// Import the HashSet class import java.util.HashSet; public class Main { public static void main(String[] args) { HashSet<String> cars = new HashSet<String>(); cars.add("Volvo"); cars.add("BMW"); cars.add("Ford"); cars.add("BMW"); cars.add("Mazda"); cars.remove("Volvo"); System.out.println(cars); } }
[Mazda, Ford, BMW]