@@ -0,0 +1,133 @@
+package fr.unice.polytech.al.trafficlight.crossroad;%0A%0A/**%0A * Created by nathael on 20/01/17.%0A */%0Apublic class NoVehiclesToRemove %7B%0A%7D%0A

Add security avoiding '-1 vehicles' waiting at a crossroad