LeetCode graph-阿里云

LeetCode 133：克隆图 Clone Graph

题目：给定无向连通图中一个节点的引用，返回该图的深拷贝（克隆）。图中的每个节点都包含它的值 val（Int）和其邻居的列表（list[Node]）。 Given a reference of a node in a connected undirected graph, return a dee...

[LeetCode] Graph Valid Tree 图验证树

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...

[LeetCode] Clone Graph 无向图的复制

Clone an undirected graph. Each node in the graph contains a label and a list of its neighbors. OJ's undirected graph serialization: No...

[LeetCode] Graph Valid Tree

Problem Description: Given n nodes labeled from 0 to n - 1 and a list of undirected edges (each edge is a pair of nodes)...

[LeetCode] Clone Graph

This problem is an application of graph traversal, which has two systematic methods: Bread-First Search (BFS) and Depth-First Se...

【LeetCode从零单排】No133. clon graph (BFS广度优先搜索)

背景（以下背景资料转载自：http://www.cnblogs.com/springfor/p/3874591.html?utm_source=tuicool） DFS（Dpeth-first Search）顾名思义，就是深度搜索，一条路走到黑，再选新的路。记得上Algorithm的时候，教授举得...