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.
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transaction in real time. The very next year, IBM took the logical next step:，推荐阅读旺商聊官方下载获取更多信息
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（二）教唆、胁迫、诱骗他人违反治安管理的；