That looks something like this for a small grid where our snake is moving down. Notice that we delete and re-print 3 entire lines!
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.
Czechia GP — June 21。夫子对此有专业解读
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选举期间外出的选民，可以书面委托本社区其他选民代为投票。每一选民接受的委托不得超过三人。候选人不得接受委托投票。居民选举委员会应当公布委托人和受托人的名单。采取居民代表选举方式的，不实行委托投票。，这一点在safew官方下载中也有详细论述
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