diff --git a/InputOutputException/src/.DS_Store b/InputOutputException/src/.DS_Store
new file mode 100644
index 0000000..c91445d
Binary files /dev/null and b/InputOutputException/src/.DS_Store differ
diff --git a/InputOutputException/src/.classpath b/InputOutputException/src/.classpath
new file mode 100644
index 0000000..f029363
--- /dev/null
+++ b/InputOutputException/src/.classpath
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-19">
+		<attributes>
+			<attribute name="module" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/InputOutputException/src/.project b/InputOutputException/src/.project
new file mode 100644
index 0000000..8f9aea7
--- /dev/null
+++ b/InputOutputException/src/.project
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Indexverwaltung</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>
diff --git a/InputOutputException/src/.settings/org.eclipse.core.resources.prefs b/InputOutputException/src/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..99f26c0
--- /dev/null
+++ b/InputOutputException/src/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/InputOutputException/src/.settings/org.eclipse.jdt.core.prefs b/InputOutputException/src/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000..062ed70
--- /dev/null
+++ b/InputOutputException/src/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,14 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=19
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=19
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=19
diff --git a/InputOutputException/src/inputOutput/Datei.java b/InputOutputException/src/inputOutput/Datei.java
new file mode 100644
index 0000000..ef64268
--- /dev/null
+++ b/InputOutputException/src/inputOutput/Datei.java
@@ -0,0 +1,5 @@
+package inputOutput;
+
+public class Datei {
+
+}
diff --git a/InputOutputException/src/inputOutput/DemoConsole.java b/InputOutputException/src/inputOutput/DemoConsole.java
new file mode 100644
index 0000000..727361b
--- /dev/null
+++ b/InputOutputException/src/inputOutput/DemoConsole.java
@@ -0,0 +1,19 @@
+package inputOutput;
+public class DemoConsole {
+    public static void main(String[] args) throws Exception {
+        System.out.println("Text eingeben: ");
+        String text = Console.readString();
+        System.out.println("Gelesener Text: " + text);
+
+        System.out.println("Text eingeben: ");
+        char [] ca = Console.readCharArray();
+        System.out.println("Gelesenes char-Feld: ");
+        for(char celement: ca)
+          System.out.print(celement);
+        System.out.println();
+
+        System.out.println("Boolean eingeben: ");
+        boolean b = Console.readBoolean();
+        System.out.println("Gelesener Wert: " + b);
+    }
+}
diff --git a/InputOutputException/src/inputOutput/src/Index.java b/InputOutputException/src/inputOutput/Index.java
similarity index 98%
rename from InputOutputException/src/inputOutput/src/Index.java
rename to InputOutputException/src/inputOutput/Index.java
index b7c29a5..7f14fd9 100644
--- a/InputOutputException/src/inputOutput/src/Index.java
+++ b/InputOutputException/src/inputOutput/Index.java
@@ -1,5 +1,4 @@
-package inputOutput.src;
-
+package inputOutput;
 import java.util.*;
 import java.io.*;
 
diff --git a/InputOutputException/src/inputOutput/src/IndexUI.java b/InputOutputException/src/inputOutput/IndexUI.java
similarity index 81%
rename from InputOutputException/src/inputOutput/src/IndexUI.java
rename to InputOutputException/src/inputOutput/IndexUI.java
index b24d988..e825a27 100644
--- a/InputOutputException/src/inputOutput/src/IndexUI.java
+++ b/InputOutputException/src/inputOutput/IndexUI.java
@@ -1,5 +1,4 @@
-package inputOutput.src;
-
+package inputOutput;
 
 public class IndexUI {
 
diff --git a/InputOutputException/src/inputOutput/ZaehlerUI.java b/InputOutputException/src/inputOutput/ZaehlerUI.java
new file mode 100644
index 0000000..6d3ea00
--- /dev/null
+++ b/InputOutputException/src/inputOutput/ZaehlerUI.java
@@ -0,0 +1,50 @@
+package inputOutput;
+public class ZaehlerUI {
+    public static void main(String[] args) throws Exception {
+        Zaehler einZaehler, klonZaehler = null;
+
+        Verbraucher einVerbraucher = new Verbraucher("Schulz");
+        einZaehler = new Zaehler("Elektro", einVerbraucher, 123);
+
+        try
+        {
+          klonZaehler = einZaehler.clone();
+        }
+        catch(CloneNotSupportedException e)
+        {
+          System.out.println("Fehler");
+        }
+        
+        System.out.println("Zählerstand =" + einZaehler.getZaehlerstand()
+        + " gehört zu Verbraucher " + einZaehler.getMeinVerbraucher().getName());
+
+        System.out.println("Geklonter Zähler Zählerstand = " + klonZaehler.getZaehlerstand()
+        + " gehört zu Verbraucher " + klonZaehler.getMeinVerbraucher().getName());
+
+        if(einZaehler.getMeinVerbraucher() == klonZaehler.getMeinVerbraucher())
+          System.out.println("Verbraucher identisch");
+        else
+          System.out.println("Verbraucher nicht identisch");
+
+        Unterzaehler nochEinZaehler = new Unterzaehler("Gas", einVerbraucher, 500);
+
+        System.out.println("Zählerstand = " + nochEinZaehler.getZaehlerstand()
+        + " Unterzählerstand: " + nochEinZaehler.getUnterzaehlerstand()
+        + " gehört zu Verbraucher " + nochEinZaehler.getMeinVerbraucher().getName());
+
+        Unterzaehler klonUnterzaehler = null;
+
+        try
+        {
+          klonUnterzaehler = nochEinZaehler.clone();
+        }
+        catch(CloneNotSupportedException e)
+        {
+          System.out.println("Fehler");
+        }
+
+        System.out.println("Geklonter Unterzähler: Zählerstand = " + klonUnterzaehler.getZaehlerstand()
+        + " Unterzählerstand: " + klonUnterzaehler.getUnterzaehlerstand()
+        + " gehört zu Verbraucher " + klonUnterzaehler.getMeinVerbraucher().getName());
+    }
+}
diff --git a/InputOutputException/src/inputOutput/src/Datei.java b/InputOutputException/src/inputOutput/src/Datei.java
deleted file mode 100644
index beb9ff5..0000000
--- a/InputOutputException/src/inputOutput/src/Datei.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package inputOutput.src;
-
-
-public class Datei {
-
-}