aixh

分类

Java(117) LeetCode(33) Linux(1) MongoDB(1) MySQL(2) 计算机安全与网络编程(1)

/ 注册

全部文章（共16篇）

129. Sum Root to Leaf Numbers

这是一道关于二叉树树的题目，题目的本质是进行遍历各节点。代码如下： class Solution(object): def Get_Sum(self, root, n): if not root: return 0 if ...

LeetCode 二叉树的便利

2018-02-02

0 465

539. Minimum Time Difference

Given a list of 24-hour clock time points in "Hour:Minutes" format, find the minimum minutes difference between any two time points in the...

LeetCode Java

2018-04-10

0 533

45. Jump Game II

Given an array of non-negative integers, you are initially positioned at the first index of the array. Each element in the array represents your maxi...

LeetCode

2019-04-22

0 448

76. Minimum Window Substring

Given a string S and a string T, find the minimum window in S which will contain all the characters in T in complexity O(n). Example: Input: S = &qu...

LeetCode

2019-04-23

0 535

126. Word Ladder II

Given two words (beginWord and endWord), and a dictionary's word list, find all shortest transformation sequence(s) from beginWord to endWord, such th...

LeetCode

2019-04-24

0 474

131. Palindrome Partitioning

Given a string s, partition s such that every substring of the partition is a palindrome. Return all possible palindrome partitioning of s. Example:...

LeetCode

2019-04-24

0 540

132. Palindrome Partitioning II

Given a string s, partition s such that every substring of the partition is a palindrome. Return the minimum cuts needed for a palindrome partitionin...

LeetCode

2019-04-24

0 385

133. Clone Graph

Given a reference of a node in a connected undirected graph, return a deep copy (clone) of the graph. Each node in the graph contains a val (int) and ...

LeetCode

2019-04-24

0 434

139. Word Break

Given a non-empty string s and a dictionary wordDict containing a list of non-empty words, determine if s can be segmented into a space-separated sequ...

LeetCode

2019-04-27

0 544

140. Word Break II

Given a non-empty string s and a dictionary wordDict containing a list of non-empty words, add spaces in s to construct a sentence where each word is ...

LeetCode

2019-04-27

0 389