Leetcode 785. Judgment bipartite graph (medium)

subject There is an undirected graph with n nodes. Each of these nodes has a unique number between 0 and n - 1. Give you a two-dimensional array graph, where graph[u] is an array of nodes, which is composed of adjacent nodes of node U. Formally, for each V in graph[u], there is an undirected edge between node u and node v. The undirected graph ...

Posted by proxydude on Fri, 15 Oct 2021 20:10:23 -0700

[Algorithm-LeetCode] 429.Hierarchical traversal of N-fork trees (N-fork trees; Hierarchical traversal; BFS)

429.N-Fork Tree Hierarchical Traversal-Force Button (LeetCode) Release: September 25, 2021 01:01:25 Problem description and examples Given an N-fork tree, returns the hierarchical traversal of its node values (that is, from left to right, traverse layer by layer). The serialized input to the tree is traversed in sequence, with each set of ...

Posted by joshblue on Fri, 24 Sep 2021 09:41:58 -0700