diff --git a/.gitignore b/.gitignore
index 9bb88d3..e1192d2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /.DS_Store
+/bin/
diff --git a/.project b/.project
new file mode 100644
index 0000000..54aaf06
--- /dev/null
+++ b/.project
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>RoboterFabrik</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/Roboter/tpe/exceptions/roboter/C3PO.java b/Roboter/tpe/exceptions/roboter/C3PO.java
index 70d5e5b..916a850 100644
--- a/Roboter/tpe/exceptions/roboter/C3PO.java
+++ b/Roboter/tpe/exceptions/roboter/C3PO.java
@@ -1,49 +1,85 @@
 package tpe.exceptions.roboter;
 
+//import java.util.*;
+
 import tpe.exceptions.RobotException;
+import tpe.exceptions.RobotIllegalStateException;
+import tpe.exceptions.RobotMagicValueException;
 
-public class C3PO implements Robot{
+public class C3PO extends Robots{
+	
+	RobotType robotType;
+//	private RobotException lastException;
+//	private String name;
+//	private boolean powerSwitch;
+	private int id;
+	
+	StringBuilder sb = new StringBuilder();
+	
 
-	@Override
-	public String speak(int[] zahlen) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public int[] think(int[] zahlen) {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public int getId() {
-		// TODO Auto-generated method stub
-		return 0;
-	}
-
-	@Override
-	public String getName() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
-	public void triggerPowerSwitch() {
-		// TODO Auto-generated method stub
+	public C3PO(String name, int id) {
+		super(name);
+		this.id = id;
+		this.name = name;
+		robotType = RobotType.C3PO;
 		
 	}
 
 	@Override
-	public boolean isPowerOn() {
-		// TODO Auto-generated method stub
-		return false;
+	public String speak(int[] zahlen) throws RobotException {
+		
+		for (int i = 0; i < zahlen.length; i++) {
+			  sb.append(zahlen[i]);
+			  if (i < zahlen.length - 1) {
+			    sb.append(", ");
+			  }
+			}
+
+			String output = sb.toString();
+			return output;
+		 		
 	}
 
 	@Override
-	public RobotException getLastException() {
-		// TODO Auto-generated method stub
-		return null;
+	public int[] think(int[] zahlen) throws RobotIllegalStateException, RobotMagicValueException {
+		if(!isPowerOn())
+		{
+			throw new RobotIllegalStateException("Der Roboter ist ausgeschaltet!", this.getName());
+		}
+		else if(checkRobotMagicValueException(zahlen)==true)
+		{
+			throw new RobotMagicValueException("Zahl 42 kann nicht verarbeitet werden!",this.getName());
+		}
+		else {
+			int z;
+			
+			for (int i = 1; i < zahlen.length; i++) {
+				z = zahlen[i];
+				int k = i;
+				/**
+				 * hier wird die Zahl solange nach links getauscht bis die Zahl links nicht mehr kleiner
+				 * ist als die Zahl rechts, oder die Zahl ganz links ist.
+				 */
+				while (k > 0 && zahlen[k - 1] < z) {
+					zahlen[k] = zahlen[k - 1];
+					k--;
+				}
+				zahlen[k] = z;
+			}
+		}
+		
+		return zahlen;
+		}
+	
+
+	public RobotType getRobotType() {
+		return this.robotType;
+	}
+
+	@Override
+	public int getId() {
+	
+		return id;
 	}
 
 }