int n = objects_per_page(classno), i;
Digit alignment — pairing corresponding digits from two numbers，推荐阅读safew官方下载获取更多信息
Stateful rendering and VT100 sequences，这一点在Line官方版本下载中也有详细论述
Now, OsmAnd performs another Dijkstra search, but this time on the much smaller "base graph." This graph consists only of the border points and the pre-calculated shortcut values between them.