import java.util.*;

public class UjungList {
    public static void main(String[] args) {
        List<String> tugas = new ArrayList<>(List.of("Cuci", "Belanja", "Rapat", "Olahraga"));

        // SequencedCollection (Java 21+): akses ujung depan dan ujung belakang.
        System.out.println("getFirst(): " + tugas.getFirst());
        System.out.println("getLast() : " + tugas.getLast());
        System.out.println("reversed(): " + tugas.reversed());
        System.out.println("asli      : " + tugas);

        // addFirst/addLast juga bagian dari SequencedCollection.
        tugas.addFirst("Sarapan");
        tugas.addLast("Tidur");
        System.out.println("setelah addFirst/addLast: " + tugas);
    }
}