diff --git a/arrays.md b/arrays.md
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--- a/arrays.md
+++ b/arrays.md
@@ -5,3 +5,44 @@ url: https://git.haw-hamburg.de/pm1-tutorium/slides
 header: Programmieren 1 **Tutorium**
 footer: Henri Burau und Eva Meinen
 -->
+
+# Arrays
+
+```java
+int[] array1 = new int[5];
+
+int[] array2 = {1, 2, 3, 4, 5};
+```
+
+Array-Elemente werden über Index angesprochen, beginnend bei 0;
+
+```java
+for(int i = 0; i < array1.length ; i++){
+	array1[i] = i;
+}
+```
+
+## 
+
+![bg right:100% 100%](https://git.haw-hamburg.de/pm1-tutorium/slides/-/raw/master/img/array.svg)
+
+
+## Mehrdimensionale Arrays
+
+![bg right:40% 100%](https://git.haw-hamburg.de/pm1-tutorium/slides/-/raw/master/img/arrays2.png)
+
+
+* m[0][0][0]
+* m[1][2][5]
+* m[1][3]
+
+
+##Aufgaben
+
+1) Schreibe eine Methode int produkt(int[] values), die das Produkt (Ergebnis einer Multiplikation) zurück gibt
+
+2) Schreibe eine Methode sort5(int[] values), welche zuerst alle Werte auf die größer 5 und dann alle Werte < 5 auf der Konsole ausgeben.
+ 
+3) Aufgabe Sieb des Eratosthenes aus der VL (wer dies noch nicht bearbeitet hat)
+
+4) Tik-Tak-Toe-Spiel implementieren
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