You are given a tree (an acyclic undirected connected graph) with N nodes, and edges numbered 1, 2, 3...N-1. We will ask you to perfrom some instructi ...
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其他好文 时间：
2017-01-19 21:11:54
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237
【POJ3237】Tree Description You are given a tree with N nodes. The tree’s nodes are numbered 1 through N and its edges are numbered 1 through N ? 1. Eac ...
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其他好文 时间：
2016-12-17 14:03:21
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267
1、定义 A graph consists of a set of vertices V and a set of edges E. Each edge is a pair (v, w), where v,w belong to V. 路径 A path in a graph is a sequen ...
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其他好文 时间：
2016-11-28 23:00:12
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289
Description Given a connected, undirected graph G = (V, E), where V is the vertex set consisting a collection of nodes, and E is the set of edges, eac ...
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其他好文 时间：
2016-11-06 17:01:06
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284
Given n nodes labeled from 0 to n - 1 and a list of undirected edges (each edge is a pair of nodes), write a function to check whether these edges mak ...
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其他好文 时间：
2016-10-14 07:36:43
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149
Description ZS the Coder has drawn an undirected graph of n vertices numbered from 0 to n?-?1 and m edges between them. Each edge of the graph is weig ...
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其他好文 时间：
2016-09-22 23:48:52
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272
A tree is a well-known data structure that is either empty (null, void, nothing) or is a set of one or more nodes connected by directed edges between ...
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其他好文 时间：
2016-09-16 11:34:29
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167
You are given a tree (an undirected acyclic connected graph) with N nodes, and edges numbered 1, 2, 3...N-1. Each edge has an integer value assigned t ...
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其他好文 时间：
2016-08-31 21:56:28
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162
Given n nodes labeled from 0 to n - 1 and a list of undirected edges (each edge is a pair of nodes), write a function to check whether these edges mak ...
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其他好文 时间：
2016-08-29 12:45:43
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173
