simulator done

LangLauf/RaceSimulator.java

@@ -0,0 +1,16 @@
+
+import java.util.Random;
+
+public class RaceSimulator {
+
+    private Random random;
+    
+    public RaceSimulator() {
+        random = new Random();
+    }
+    
+    public void simulate(Athlete athlete) {
+        athlete.setStartTime(0);
+        athlete.setEndTime(random.nextDouble());
+    }
+}