For example, a 500km route might be broken down into ~100 such shortcuts. If each A* shortcut calculation explores 100-1000 detailed road segments, the total detailed segments visited by A* might be around 10,000-50,000. Compare this to the 1,000,000+ segments the old A* might have needed for the entire route!
Drilling down to a point
，这一点在旺商聊官方下载中也有详细论述
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在大多数看不见的地方，能够同时具备以上三条的银发人群，实则是少数。
It allows you to save time and money on marketing, which frees you up to focus on other aspects of your business.