2020年2月24日
LeetCode 543. Diameter of Binary Tree 二叉树的直径 (C++/Java)
摘要： 题目： Given a binary tree, you need to compute the length of the diameter of the tree. The diameter of a binary tree is the length of the longest path b 阅读全文
posted @ 2020-02-24 17:17 silentteller 阅读(382) 评论(0) 推荐(0)
LeetCode 39. Combination Sum 组合总和 (C++/Java)
摘要： 题目： Given a set of candidate numbers (candidates) (without duplicates) and a target number (target), find all unique combinations in candidates where 阅读全文
posted @ 2020-02-24 16:46 silentteller 阅读(343) 评论(0) 推荐(0)
LeetCode 128. Longest Consecutive Sequence 最长连续序列 (C++/Java)
摘要： 题目： Given an unsorted array of integers, find the length of the longest consecutive elements sequence. Your algorithm should run in O(n) complexity. E 阅读全文
posted @ 2020-02-24 16:01 silentteller 阅读(265) 评论(0) 推荐(0)