import java.util.ArrayList;
import java.util.List;

public class Main {
    public static void main(String[] args) {
        List<String> sampleNameList = new ArrayList<>();
        sampleNameList.add("Jan");
        sampleNameList.add("Adam");
        sampleNameList.add("Karol");
        sampleNameList.add("Adam");
        sampleNameList.add("Alicja");

        System.out.println(sampleNameList.get(0));
        System.out.println(sampleNameList.get(1));
        System.out.println(sampleNameList.get(2));
        System.out.println(sampleNameList.get(3));
        System.out.println(sampleNameList.get(4));

        System.out.println("Liczba elementów na liście: " + sampleNameList.size());
        for(int i = 0; i < sampleNameList.size(); i++) {
            System.out.println(sampleNameList.get(i));
        }

        System.out.println("Elementy wyświetlone for eachem");
        for(String name : sampleNameList) {
            System.out.println(name);
        }

        System.out.println("Zawiera imie Matylda ? " + sampleNameList.contains("Matylda"));
        System.out.println("Zawiera imie Karol ? " + sampleNameList.contains("Karol"));

        sampleNameList.remove("Karol");
        System.out.println("Elementy po usuniecie Karola");
        for(String name : sampleNameList) {
            System.out.println(name);
        }

        System.out.println("Index el. Jan " + sampleNameList.indexOf("Jan"));
        System.out.println("Index el. Adam " + sampleNameList.indexOf("Adam"));
        System.out.println("Index el. Adam " + sampleNameList.indexOf("Adam"));
        System.out.println("Index el. Alicja " + sampleNameList.indexOf("Alicja"));

        sampleNameList.remove(2);
        System.out.println("Elementy po usuniecie el. o indexie 2");
        for(String name : sampleNameList) {
            System.out.println(name);
        }

        System.out.println("Index el. Jan " + sampleNameList.indexOf("Jan"));
        System.out.println("Index el. Adam " + sampleNameList.indexOf("Adam"));
        System.out.println("Index el. Alicja " + sampleNameList.indexOf("Alicja"));

        List<String> sampleNameListExtended = new ArrayList<>();
        sampleNameListExtended.add("Dariusz");
        sampleNameListExtended.add("Marian");
        sampleNameListExtended.add("Sylwia");
        sampleNameList.addAll(sampleNameListExtended);
        System.out.println("Elementy po usuniecie dodaniu elementów z innej listy");
        for(String name : sampleNameList) {
            System.out.println(name);
        }

        System.out.println("Czy lista jest pusta ? " + sampleNameList.isEmpty());
        sampleNameList.clear();
        System.out.println("Czy lista jest pusta ? " + sampleNameList.isEmpty());

        sampleNameListExtended.set(1,"Marianna");
        for(String name : sampleNameListExtended) {
            System.out.println(name);
        }

    }
}