What if you create a truly unique routing profile that's wildly different from the common ones for which shortcuts were pre-calculated? The system is smart. If it detects that too many shortcuts (~50, for example) need on-the-fly recalculation and deviate significantly, it might determine that falling back to the original, comprehensive A* algorithm for the entire route would actually be faster than doing many small, heavily modified A* calculations.
Michael Buchanan,Social affairs correspondentand，详情可参考WPS下载最新地址
Предупреждение: «Лента.ру» не пропагандирует и не поддерживает движение «Арестантский уклад един» (АУЕ), которое признано в России экстремистским и запрещено.，详情可参考旺商聊官方下载
More than 50 years since the last Apollo mission, Nasa is preparing to send astronauts back to the Moon.
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