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32. Longest Valid Parentheses
一、题目 1、描述 2、题意 求满足括号闭合规则的最大子串长度 二、解答 1、思路: 刚开始想到的是前面的判断这个字符串是否满足闭合规则的方法,即建一个Stack,当为'(' 时候,')' 入栈,当为 ')' 时候,判断栈顶是否为 ‘)’, 这种方法未解决 ()(() 这种情况。看到网上大神的方法, ...
分类:其他好文   时间:2017-06-26 18:04:47    阅读次数:154
199. Binary Tree Right Side View
题目: Given a binary tree, imagine yourself standing on the right side of it, return the values of the nodes you can see ordered from top to bottom. For ...
分类:其他好文   时间:2017-06-25 23:12:51    阅读次数:297
[LeetCode] Longest substring without repeating characters 最长无重复子串
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters fo ...
分类:其他好文   时间:2017-06-25 10:00:59    阅读次数:156
[Leetcode] Longest palindromic substring 最长回文子串
Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longes ...
分类:其他好文   时间:2017-06-23 23:47:23    阅读次数:219
试着理解规则,而不是记住规则
MDN上有一段关于li元素的说明: The HTML <li> element is used to represent an item in a list. It must be contained in a parent element: an ordered list (<ol>), an u ...
分类:其他好文   时间:2017-06-23 21:05:20    阅读次数:177
Ordered Broadcast有序广播
sendBroadcast()发生无序广播 sendOrderedBroadcast()发送有序广播 activity_main.xml <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:to ...
分类:其他好文   时间:2017-06-22 14:21:12    阅读次数:133
【Leetcode】14. Longest Common Prefix
Question: Write a function to find the longest common prefix string amongst an array of strings. LeetCode submission: Executable code: Note: ...
分类:其他好文   时间:2017-06-22 01:23:22    阅读次数:194
LeetCode Longest Uncommon Subsequence II
原题链接在这里:https://leetcode.com/problems/longest-uncommon-subsequence-ii/#/description 题目: Given a list of strings, you need to find the longest uncommon ...
分类:其他好文   时间:2017-06-20 10:56:39    阅读次数:191
USACO Ordered Fractions
首先看一下题目 Consider the set of all reduced fractions between 0 and 1 inclusive with denominators less than or equal to N. Here is the set when N = 5: Wri ...
分类:其他好文   时间:2017-06-19 21:58:37    阅读次数:132
594. Longest Harmonious Subsequence 最长的和谐子序列
Total Accepted: 5540Total Submissions: 14066Difficulty: EasyContributors:love_FawnWe define a harmonious array is an array where the difference betwee... ...
分类:其他好文   时间:2017-06-19 00:38:08    阅读次数:221
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