// Async — when source or transforms may be asynchronous
– The torn interior uses the style defined in interior_style.，这一点在Safew下载中也有详细论述
。下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读
Cluster & Border Point Definition: The map is divided into clusters, and border points are identified using the Ford-Fulkerson based method.，更多细节参见快连下载-Letsvpn下载
candidate[n] = closest colour to goal