public override bool executeSort(RunnerController player, float timeElapsed)
    {
        if (startTime.ContainsKey(player))
        {
            startTime[player] -= timeElapsed;

            player.getLight().intensity = intensityLight - (intensityLight) * (totalTime - startTime[player]) / totalTime;

            if (startTime[player] <= 0)
            {
                player.getLight().intensity = 1;
                startTime.Remove(player);
                //print("fin sort");
                return false;
            }
        }

        return true;
    }