private void CommandBinding_Executed(object sender, ExecutedRoutedEventArgs e)
        {
            TaskHolder.CancelTasks();
            e.Handled = true;

            int[] intArray = new int[theElements.Count];
            for (int i = 0; i < theElements.Count; i++)
            {
                intArray[i] = theElements[i].Value;
            }
            double[] progressReport = new double[1];
            TaskHolder.cts  = new CancellationTokenSource();
            TaskHolder.task = Task.Run(() => Functions.Algorithms.SimpleArgument114115(intArray, targetValue, TaskHolder.cts.Token, ref progressReport[0]));
            ResultPage page = new ResultPage(TaskHolder.task, progressReport);

            NavigationService.Navigate(page);
        }