diff --git a/Robbie-Management-System/src/domain/R2D2.java b/Robbie-Management-System/src/domain/R2D2.java
index 2d6c7a5..b869779 100644
--- a/Robbie-Management-System/src/domain/R2D2.java
+++ b/Robbie-Management-System/src/domain/R2D2.java
@@ -15,8 +15,22 @@ public class R2D2 extends Robotermodell implements Robot {
 
 	@Override
 	public int[] think(int[] zahlen) throws RobotException {
-		// TODO Auto-generated method stub
-		return null;
+		for (int i = 0; i < zahlen.length; i++) {
+			int kMin = i;
+			for (int k = i + 1; k < zahlen.length; k++) {
+				if (zahlen[k] < zahlen[kMin]) {
+					kMin = k;
+				}
+			}
+			
+			if(kMin != i) {
+				int zwischenspeicher = zahlen[i];
+				zahlen[i] = zahlen[kMin];
+				zahlen[kMin] = zwischenspeicher;	
+			}
+		}
+		
+		return zahlen;
 	}
 	
 }