72 lines
2.1 KiB
Java
72 lines
2.1 KiB
Java
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import java.util.ArrayList;
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import java.util.Collections;
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public class App {
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public static void main(String[] args) {
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int[] array = { 0, 1, 2, 3, 4, 5, 4, -3, -2, 0 };
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ArrayList<Integer> list = new ArrayList<>();
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initializeListFromArray(array, list);
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printList("ArrayList vor Modifikationen:", list);
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addValues(list, 10, -5);
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removeElementAt(list, 1);
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printList("ArrayList nach Modifikationen:", list);
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sortList(list);
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printList("ArrayList nach Sortierung:", list);
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shuffleList(list);
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printList("ArrayList nach dem Mischen:", list);
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printMinMaxValues(list);
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}
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// Initialisiert die ArrayList mit Werten aus dem Array
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private static void initializeListFromArray(int[] array, ArrayList<Integer> list) {
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for (int num : array) {
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list.add(num);
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}
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}
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// Fügt der ArrayList zwei Werte hinzu
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private static void addValues(ArrayList<Integer> list, int value1, int value2) {
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list.add(value1);
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list.add(value2);
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}
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// Entfernt das Element an einer bestimmten Position
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private static void removeElementAt(ArrayList<Integer> list, int index) {
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if (index >= 0 && index < list.size()) {
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list.remove(index);
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}
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}
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// Gibt den Inhalt der ArrayList aus
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private static void printList(String message, ArrayList<Integer> list) {
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System.out.println(message);
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for (int num : list) {
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System.out.print(num + " ");
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}
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System.out.println();
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}
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// Sortiert die ArrayList
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private static void sortList(ArrayList<Integer> list) {
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Collections.sort(list);
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}
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// Mischt die ArrayList
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private static void shuffleList(ArrayList<Integer> list) {
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Collections.shuffle(list);
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}
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// Gibt den maximalen und minimalen Wert der ArrayList aus
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private static void printMinMaxValues(ArrayList<Integer> list) {
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int max = Collections.max(list);
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int min = Collections.min(list);
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System.out.println("Maximaler Wert: " + max);
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System.out.println("Minimaler Wert: " + min);
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}
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}
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