let minVal = Infinity;
curr = buckets[i];
，更多细节参见Line官方版本下载
a16z的一位合伙人认为，这道门正在换人把守。
Highly Divergent Profiles: For routing configurations that are not pre-calculated as common scenarios and whose costs vary too much from default configurations, the original A* algorithm might still be faster (and is often used as an automatic fallback).