diff --git a/S01-VL04-Aufgabe 6/Aufgabe.java b/S01-VL04-Aufgabe 6/Aufgabe.java
deleted file mode 100644
index 295467d..0000000
--- a/S01-VL04-Aufgabe 6/Aufgabe.java	
+++ /dev/null
@@ -1,78 +0,0 @@
-class Aufgabe {
-  public static void main(String[] args) {
-    enum Monate {Januar, Februar, März, April, Mai, Juni, Juli, August, September, Oktober, November, Dezember};
-    String quartal = "";
-    Monate monat = Monate.Oktober;
-
-    // Ursprüngliche switch-Anweisung:
-    switch(monat) {
-      case Januar : quartal = "1. Quartal"; break;
-      case Februar : quartal = "1. Quartal"; break;
-      case März : quartal = "1. Quartal"; break;
-      case April : quartal = "2. Quartal"; break;
-      case Mai : quartal = "2. Quartal"; break;
-      case Juni : quartal = "2. Quartal"; break;
-      case Juli : quartal = "3. Quartal"; break;
-      case August : quartal = "3. Quartal"; break;
-      case September : quartal = "3. Quartal"; break;
-      case Oktober : quartal = "4. Quartal"; break;
-      case November : quartal = "4. Quartal"; break;
-      case Dezember : quartal = "4. Quartal"; break;
-      default : quartal = "";
-    }
-
-    System.out.println("a.) ursprüngliche switch-Anweisung: " + quartal);
-
-    // Zusammenfassung mehrerer Ausdrücke.
-    switch(monat) {
-      case Januar, Februar, März : quartal = "1. Quartal"; break;
-      case April, Mai, Juni : quartal = "2. Quartal"; break;
-      case Juli, August, September : quartal = "3. Quartal"; break;
-      case Oktober, November, Dezember : quartal = "4. Quartal"; break;
-      default : quartal = "";
-    }
-
-    System.out.println("b.) Zusammenfassung mehrerer Ausdrücke: " + quartal);
-
-    // Pfeilnotation
-    switch (monat) {
-      case Januar -> quartal = "1. Quartal";
-      case Februar -> quartal = "1. Quartal";
-      case März -> quartal = "1. Quartal";
-      case April -> quartal = "2. Quartal";
-      case Mai -> quartal = "2. Quartal";
-      case Juni -> quartal = "2. Quartal";
-      case Juli -> quartal = "3. Quartal";
-      case August -> quartal = "3. Quartal";
-      case September -> quartal = "3. Quartal";
-      case Oktober -> quartal = "4. Quartal";
-      case November -> quartal = "4. Quartal";
-      case Dezember -> quartal = "4. Quartal";
-      default -> quartal = "";
-    }
-
-    System.out.println("c.) Pfeilnotation: " + quartal);
-
-    // Zusammenfassung mehrerer Ausdrücke in Pfeilnotation.
-    switch(monat) {
-      case Januar, Februar, März -> quartal = "1. Quartal";
-      case April, Mai, Juni -> quartal = "2. Quartal";
-      case Juli, August, September -> quartal = "3. Quartal";
-      case Oktober, November, Dezember -> quartal = "4. Quartal";
-      default -> quartal = "";
-    }
-
-    System.out.println("d.) Zusammenfassung mehrerer Ausdrücke in Pfeilnotation: " + quartal);
-
-    // switch-Ausdruck mit Pfeilnotation
-    quartal = switch(monat) {
-      case Januar, Februar, März -> "1. Quartal";
-      case April, Mai, Juni -> "2. Quartal";
-      case Juli, August, September -> "3. Quartal";
-      case Oktober, November, Dezember -> "4. Quartal";
-      default -> "";
-    };
-
-    System.out.println("e.) switch-Ausdruck mit Pfeilnotation: " + quartal);
-  }
-}
diff --git a/VL04/Aufgabe06/Aufgabe06.java b/VL04/Aufgabe06/Aufgabe06.java
new file mode 100644
index 0000000..c183014
--- /dev/null
+++ b/VL04/Aufgabe06/Aufgabe06.java
@@ -0,0 +1,129 @@
+package VL04.Aufgabe06;
+
+/**
+ * Vorlesung 4 / Aufgabe 6
+ *
+ * @author Sebastian Brosch
+ */
+public class Aufgabe06 {
+  public static void main(String[] args) {
+    enum Months {
+      January,
+      February,
+      March,
+      April,
+      May,
+      June,
+      July,
+      August,
+      September,
+      October,
+      November,
+      December
+    };
+    String quarter = "";
+    Months month = Months.October;
+
+    System.out.printf("Monat: %s\n\n", month);
+
+    switch (month) {
+      case January:
+        quarter = "1. Quartal";
+        break;
+      case February:
+        quarter = "1. Quartal";
+        break;
+      case March:
+        quarter = "1. Quartal";
+        break;
+      case April:
+        quarter = "2. Quartal";
+        break;
+      case May:
+        quarter = "2. Quartal";
+        break;
+      case June:
+        quarter = "2. Quartal";
+        break;
+      case July:
+        quarter = "3. Quartal";
+        break;
+      case August:
+        quarter = "3. Quartal";
+        break;
+      case September:
+        quarter = "3. Quartal";
+        break;
+      case October:
+        quarter = "4. Quartal";
+        break;
+      case November:
+        quarter = "4. Quartal";
+        break;
+      case December:
+        quarter = "4. Quartal";
+        break;
+      default:
+        quarter = "";
+    }
+
+    System.out.printf("a.) ursprüngliche switch-Anweisung: %s\n", quarter);
+
+    switch (month) {
+      case January, February, March:
+        quarter = "1. Quartal";
+        break;
+      case April, May, June:
+        quarter = "2. Quartal";
+        break;
+      case July, August, September:
+        quarter = "3. Quartal";
+        break;
+      case October, November, December:
+        quarter = "4. Quartal";
+        break;
+      default:
+        quarter = "";
+    }
+
+    System.out.printf("b.) Zusammenfassung mehrerer Ausdrücke: %s\n", quarter);
+
+    switch (month) {
+      case January -> quarter = "1. Quartal";
+      case February -> quarter = "1. Quartal";
+      case March -> quarter = "1. Quartal";
+      case April -> quarter = "2. Quartal";
+      case May -> quarter = "2. Quartal";
+      case June -> quarter = "2. Quartal";
+      case July -> quarter = "3. Quartal";
+      case August -> quarter = "3. Quartal";
+      case September -> quarter = "3. Quartal";
+      case October -> quarter = "4. Quartal";
+      case November -> quarter = "4. Quartal";
+      case December -> quarter = "4. Quartal";
+      default -> quarter = "";
+    }
+
+    System.out.printf("c.) Pfeilnotation: %s\n", quarter);
+
+    switch (month) {
+      case January, February, March -> quarter = "1. Quartal";
+      case April, May, June -> quarter = "2. Quartal";
+      case July, August, September -> quarter = "3. Quartal";
+      case October, November, December -> quarter = "4. Quartal";
+      default -> quarter = "";
+    }
+
+    System.out.printf("d.) Zusammenfassung mehrerer Ausdrücke in Pfeilnotation: %s\n", quarter);
+
+    quarter = switch (month) {
+      case January, February, March -> "1. Quartal";
+      case April, May, June -> "2. Quartal";
+      case July, August, September -> "3. Quartal";
+      case October, November, December -> "4. Quartal";
+      default -> "";
+    };
+
+    System.out.printf("e.) switch-Ausdruck mit Pfeilnotation: %s\n", quarter);
+  }
+}