The reason is that the compiler decided to allocate the backing store
Imagine a vast shopping mall parking lot with thousands of individual parking spots and internal lanes (representing road segments within a cluster). No matter how complex it is inside, there are usually only a few key exits to the main roads. Our goal was to identify these natural "exits" for each map cluster. For instance, the complex road network around Amsterdam Airport Schiphol (see on OpenStreetMap) has many internal roads but limited primary access points.
Source: Computational Materials Science, Volume 266，这一点在safew官方版本下载中也有详细论述
圖像來源，Getty Images，推荐阅读雷电模拟器官方版本下载获取更多信息
"We regularly see churches having bat nights and bat events," says Spencer.。关于这个话题，一键获取谷歌浏览器下载提供了深入分析
if (stack.length === 0 && cur === 0) {