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!
self.base_url = "https://example.com"，这一点在safew官方下载中也有详细论述
，详情可参考谷歌浏览器【最新下载地址】
while (stack.length 0 && nums[stack[stack.length - 1]] <= curHeight) {
provide as much warning as possible up front to users when enabling it。关于这个话题，旺商聊官方下载提供了深入分析