Option 1: The system can update the cost of that specific shortcut in the base graph and quickly re-run the Dijkstra search (Step 2) on the abstract graph to find an alternative high-level path.
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Now the new lightweight disco in a lobster pot has been tested, many hope this chapter in the extraordinary story of Britain's new nuclear power station will be complete.
full_url = urljoin(self.base_url, href)，详情可参考heLLoword翻译官方下载