diff --git a/.classpath b/.classpath
new file mode 100644
index 0000000..0cbf9cd
--- /dev/null
+++ b/.classpath
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ae3c172
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/bin/
diff --git a/.project b/.project
new file mode 100644
index 0000000..bf10708
--- /dev/null
+++ b/.project
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Robot</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/src/C3PO.java b/src/C3PO.java
index dc5b72c..fdc0ce8 100644
--- a/src/C3PO.java
+++ b/src/C3PO.java
@@ -62,7 +62,7 @@ public class C3PO implements Robot {
         for (int i = 1; i < n; ++i) {
             int key = zahlen[i];
             int j = i - 1;
-            while (j >= 0 && zahlen[j] > key) {
+            while (j >= 0 && zahlen[j] < key) {
                 zahlen[j + 1] = zahlen[j];
                 j = j - 1;
             }
diff --git a/src/Nexus6.java b/src/Nexus6.java
new file mode 100644
index 0000000..1338ab1
--- /dev/null
+++ b/src/Nexus6.java
@@ -0,0 +1,90 @@
+import tpe.exceptions.roboter.Robot;
+import tpe.exceptions.roboter.exceptions.RobotException;
+import tpe.exceptions.roboter.exceptions.RobotIllegalStateException;
+
+import java.util.Arrays;
+import java.util.stream.Collectors;
+
+public class Nexus6 implements Robot {
+	
+	private int id = 19281982;
+    private String name = "pris";
+    private boolean isPowerOn = false;
+    
+    
+	private static Nexus6 instance = new Nexus6();
+	
+    private Nexus6() {
+    }
+
+    
+    public static Nexus6 getInstance() {
+    	if (instance == null)
+    		 instance = new Nexus6();
+    		 return instance;
+    		}
+    
+   
+    @Override
+    public int getId() {
+        return id;
+    }
+
+    @Override
+    public String getName() {
+        return name;
+    }
+
+    @Override
+    public void triggerPowerSwitch() {
+    if(isPowerOn==false){
+        isPowerOn=true;
+    }else{
+        isPowerOn=false;
+    }
+    }
+    
+
+    @Override
+    public boolean isPowerOn() {
+        return isPowerOn;
+    }
+
+    @Override
+    public RobotException getLastException() {
+        return null;
+    }
+
+    @Override
+    public String speak(int[] zahlen) /*throws RobotIllegalStateException */{
+
+        var sortiert = think(zahlen);
+
+        return arrayFormatieren(sortiert);
+    }
+
+    private String arrayFormatieren(int[] zahlen){
+        var ergebnis = Arrays.stream(zahlen)
+                .boxed()
+                .map(String::valueOf)
+                .collect(Collectors.joining(","));
+        return ergebnis;
+    }
+    @Override
+    public int[] think(int[] zahlen) /*throws RobotIllegalStateException*/ {
+        int n = zahlen.length;
+        for (int i = 1; i < n; ++i) {
+            int key = zahlen[i];
+            int j = i - 1;
+            while (j >= 0 && zahlen[j] < key) {
+                zahlen[j + 1] = zahlen[j];
+                j = j - 1;
+            }
+            zahlen[j + 1] = key;
+        }
+        return zahlen;
+    }
+
+
+	
+}
diff --git a/src/R2D2.java b/src/R2D2.java
new file mode 100644
index 0000000..502f6fa
--- /dev/null
+++ b/src/R2D2.java
@@ -0,0 +1,72 @@
+import tpe.exceptions.roboter.Robot;
+import tpe.exceptions.roboter.exceptions.RobotException;
+
+import java.util.Arrays;
+import java.util.stream.Collectors;
+
+public class R2D2 implements Robot {
+    private int id;
+    private String name;
+    private boolean isPowerOn;
+
+
+
+    @Override
+    public int getId() {
+        return id;
+    }
+
+    @Override
+    public String getName() {
+        return name;
+    }
+
+    @Override
+    public void triggerPowerSwitch() {
+    if(isPowerOn==false){
+        isPowerOn=true;
+    }else{
+        isPowerOn=false;
+    }
+    }
+
+    @Override
+    public boolean isPowerOn() {
+        return isPowerOn;
+    }
+
+    @Override
+    public RobotException getLastException() {
+        return null;
+    }
+
+    @Override
+    public String speak(int[] zahlen) throws RobotException {
+
+        var sortiert = think(zahlen);
+
+        return arrayFormatieren(sortiert);
+    }
+
+    private String arrayFormatieren(int[] zahlen){
+        var ergebnis = Arrays.stream(zahlen)
+                .boxed()
+                .map(String::valueOf)
+                .collect(Collectors.joining(","));
+        return ergebnis;
+    }
+    @Override
+    public int[] think(int[] zahlen) throws RobotException {
+        int n = zahlen.length;
+        for (int i = 1; i < n; ++i) {
+            int key = zahlen[i];
+            int j = i - 1;
+            while (j >= 0 && zahlen[j] > key) {
+                zahlen[j + 1] = zahlen[j];
+                j = j - 1;
+            }
+            zahlen[j + 1] = key;
+        }
+        return zahlen;
+    }
+}