Clone Graph leetcode java（DFS and BFS 基礎）
題目： Clone an undirected graph. Each node in the graph contains a label and a list of its neighbors. OJ's undirected graph serialization ...
原文：[leetcode]Clone Graph @ Python
原題地址：https: oj.leetcode.com problems clone graph 題意：實現對一個圖的深拷貝。 解題思路：由於遍歷一個圖有兩種方式：bfs和dfs。所以深拷貝一個圖也可以采用這兩種方法。不管使用dfs還是bfs都需要一個哈希表map來存儲原圖中的節點和新圖中的節點的一一映射。map的作用在於替代bfs和dfs中的visit數組，一旦map中出現了映射關系，就說明已經 ...
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