Shortcut Pre-calculation: For the most commonly used speed profiles, the travel costs (time/distance) for shortcuts between border points within each cluster are pre-calculated and stored. (Each border point effectively has an "entry" and "exit" aspect for directed travel).
FT Magazines, including HTSI
，更多细节参见体育直播
Вероятность краха исламского режима в Иране оценилиВостоковед Бочаров: Крах режима в Иране возможен в долгосрочной перспективе
case "-h", "--help":