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Given an directed graph, a topological order of the graph nodes is defined as follow: For each directed edge A -> B in graph, A must before B in the o 阅读全文
posted @ 2017-10-25 13:10
jasminemzy
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Given a undirected graph, a node and a target, return the nearest node to given node which value of it is target, return NULL if you can't find. There 阅读全文
posted @ 2017-10-25 05:04
jasminemzy
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Clone an undirected graph. Each node in the graph contains a label and a list of its neighbors. How we serialize an undirected graph: Nodes are labele 阅读全文
posted @ 2017-10-25 03:26
jasminemzy
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