private static double estimateModifiedReliablility(double numberOfSimulations, double p, double T_max) {
        double failures = 0;
        Random random = new Random();
        for (int i = 0; i < numberOfSimulations; i++) {
            SimpleWeightedGraph<Integer, DefaultWeightedEdge> test_Graph = new SimpleWeightedGraph<Integer, DefaultWeightedEdge>(DefaultWeightedEdge.class);
            test_Graph = (SimpleWeightedGraph<Integer, DefaultWeightedEdge>) G.clone();

            Object[] edgesArray = test_Graph.edgeSet().toArray();

            for (int j = 0; j < edgesArray.length; j++) {
                DefaultWeightedEdge edge = (DefaultWeightedEdge) edgesArray[j];
                if (random.nextFloat() > p)
                    test_Graph.removeEdge(edge);
            }

            connectivityInspector = new ConnectivityInspector<Integer, DefaultWeightedEdge>(test_Graph);
            if (connectivityInspector.isGraphConnected()) {
                    if (testGraph()) {
                            if (delay(test_Graph) > T_max)
                                failures++;
                    }
                    else {
                        System.out.println("Przepływ jest większy od przepustowości");
                        return 0;
                    }
            }
            else {
                failures++;
            }
        }
        return (numberOfSimulations - failures) / numberOfSimulations;
    }