parentheses 第22页

Valid Parentheses

Givenastringcontainingjustthecharacters '(', ')', '{', '}', '[' and ']',determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder, "()" and "()[]{}" areallvalidbut "(]" and "([)]" arenot.

qq_18343569·2015-11-29 15:00

【Leetcode】Generate Parentheses

题目链接：https://leetcode.com/problems/generate-parentheses/题目：Given n pairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample

yeqiuzs·2015-11-27 10:00

LeetCode 32 Longest Valid Parentheses（最长有效括号）（*）

翻译给定一个仅仅包含“（”或“）”的字符串，找到其中最长有效括号子集的长度。对于“（（）”，它的最长有效括号子集是“（）”，长度为2。另一个例子“）（）（））”，它的最长有效括号子集是“（）（）”，其长度是4。原文Givenastringcontainingjustthecharacters'('and')', findthelengthofthelongestvalid(well-for

NoMasp·2015-11-26 18:00

Longest Valid Parentheses

题目描述Givenastringcontainingjustthecharacters‘(’and‘)’,findthelengthofthelongestvalid(well-formed)parenthesessubstring.For“(()”,thelongestvalidparenthesessubstringis“()”,whichhaslength=2.Anotherexamplei

jiangxishidayuan·2015-11-19 16:00

LeetCode 22:Generate Parentheses

Given n pairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,given n =3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()"题目描述：给定一个非负整数n，生成n对括号的所有合法排列

geekmanong·2015-11-19 15:00

Remove Invalid Parentheses--Nice

参考链接题目描述Removetheminimumnumberofinvalidparenthesesinordertomaketheinputstringvalid.Returnallpossibleresults.Note:Theinputstringmaycontainlettersotherthantheparentheses(and).Examples:“()())()”->[“()()(

jiangxishidayuan·2015-11-19 14:00

LeetCode20：Valid Parentheses

Givenastringcontainingjustthecharacters '(', ')', '{', '}', '[' and ']',determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder, "()" and "()[]{}" areallvalidbut "(]" and "([)]" arenot.

geekmanong·2015-11-18 22:00

【leetcode】【22】Generate Parentheses

一、问题描述Given n pairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,given n =3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()"二、问题分析这是一个典型的backtrack

xiaoliucool1314·2015-11-17 16:00

【LeetCode从零单刷】Different Ways to Add Parentheses

题目：Givenastringofnumbersandoperators,returnallpossibleresultsfromcomputingallthedifferentpossiblewaystogroupnumbersandoperators.Thevalidoperatorsare+,-and*.Example1Input:"2-1-1".((2-1)-1)=0 (2-(1-1))=

yOung_One·2015-11-15 22:00

[LeetCode]Longest Valid Parentheses

Givenastringcontainingjustthecharacters '(' and ')',findthelengthofthelongestvalid(well-formed)parenthesessubstring.For "(()",thelongestvalidparenthesessubstringis "()",whichhaslength=2.Anotherexample

CiaoLiang·2015-11-15 10:00

LeetCode 题解(285) ：Remove Invalid Parentheses

题目：Removetheminimumnumberofinvalidparenthesesinordertomaketheinputstringvalid.Returnallpossibleresults.Note:Theinputstringmaycontainlettersotherthantheparentheses(and).Examples:"()())()"->["()()()","(

u011029779·2015-11-15 07:00

左右法则－复杂指针解析

supermegaboy/article/details/4854965 The right-left rule: Start reading the declaration from the innermost parentheses

·2015-11-13 21:50

【leetcode】Generate Parentheses

Question ： Given n pairs of parentheses, write a function to generate all combinations

·2015-11-13 18:34

uva-673 Parentheses Balance

Description You are given a string consisting of parentheses ()

·2015-11-13 16:50

【leetcode】Valid Parentheses

Question ： Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must

·2015-11-13 15:21

Valid Parentheses

问题：The brackets must close in the correct order, "()" and "()[]{}" are all valid but "(]" and "([)]" are not.，判断符合条件的符号（

·2015-11-13 15:39

leetcode------Plus One

标题： Valid Parentheses 通过率： 27.7% 难度：简单 Given a string containing just the characters '(

·2015-11-13 15:31

C++对应出错提示

Ambiguous operators need parentheses -----------不明确的运算需要用括号括起 Ambiguous symbol ''xxx'' ---------

·2015-11-13 15:18

leetcode------Generate Parentheses

题目： Generate Parentheses 通过率： 32.3% 难度：中等 Given n pairs of parentheses, write a function

·2015-11-13 14:45

ASCII表

Characters which appear as names in parentheses (e.g., (nl)) are non-printing charact

·2015-11-13 14:09

LeetCode 022 Generate Parentheses

题目描述：Generate Parentheses Given n pairs of parentheses, write a function to generate all combinations

·2015-11-13 13:26

LeetCode 020 Valid Parentheses

题目描述：Valid Parentheses Given a string containing just the characters '(', ')', '{',

·2015-11-13 13:25

Leetcode | Parentheses 相关

Generate Parentheses Given n pairs of parentheses, write a function to generate all combinations of

·2015-11-13 13:57

LeetCode 032 Longest Valid Parentheses

题目描述：Longest Valid Parentheses Given a string containing just the characters '(' and

·2015-11-13 13:32

LeetCode: Valid Parentheses

一次过 1 class Solution { 2 public: 3 bool isValid(string s) { 4 // Start typing your C/C++ solution below 5 // DO NOT write int main() function 6 stack<char&g

·2015-11-13 11:46

LeetCode: Longest Valid Parentheses

用dfs large超时，看了网上答案用stack，其实一开始也想到了，只是没预料到stack比dfs更优越 1 class Solution { 2 public: 3 struct node { 4 char c; 5 int index; 6 node(char _c, int _index):c(_c), i

·2015-11-13 10:10

LeetCode: Generate Parentheses

第一次memory exceed了，想复杂了，看了答案才知道只要函数系数多点就行了。。 1 class Solution { 2 public: 3 void dfs(int dep, int leftnum, int n, vector<string> &ret, int leftnumtotal, string tmp) { 4 i

·2015-11-13 10:00

LeetCode Remove Invalid Parentheses

原题链接在这里：https://leetcode.com/problems/remove-invalid-parentheses/题目要求减少最小个数的非法括号，要求最小，就想到BFS.Queue里加入原来的

Dylan_Java_NYC·2015-11-13 09:00

Remove Invalid Parentheses

原题链接在这里：https://leetcode.com/problems/remove-invalid-parentheses/题目：Removetheminimumnumberofinvalidparenthesesinordertomaketheinputstringvalid.Returnallpossibleresults.Note

Dylan_Java_NYC·2015-11-13 09:00

上一篇括号配对让人联想起catalan数，顺便一篇归纳的还不错的文章

直接递归就行，每次递归加一个括号，左括号只要还有就能加，右括号要保证加进去之后右括号总数不大于左括号总数 void insert_parentheses(char *res, int l, int

·2015-11-13 09:06

leetcode第31题--Longest Valid Parentheses

just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses

·2015-11-13 08:48

leetcode第21题--Generate Parentheses

problem： Given n pairs of parentheses, write a function to generate all combinations of well-formed

·2015-11-13 08:40

leetcode第20题--Valid Parentheses

Problem： Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the corr

·2015-11-13 08:40

LeetCode Online Judge 题目C# 练习 - Longest Valid Parentheses

string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses

·2015-11-13 08:59

LeetCode Online Judge 题目C# 练习 - Generate Parentheses

Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses

·2015-11-13 08:49

[LeetCode]Longest Valid Parentheses

string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses

·2015-11-13 08:04

[LeetCode]Generate Parentheses

Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses

·2015-11-13 07:26

[LeetCode]Valid Parentheses

Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the correct order, "()" and "()[]{}&qu

·2015-11-13 07:25

N-Queens And N-Queens II [LeetCode] + Generate Parentheses[LeetCode] + 回溯法

回溯法百度百科：回溯法（探索与回溯法）是一种选优搜索法，按选优条件向前搜索，以达到目标。但当探索到某一步时，发现原先选择并不优或达不到目标，就退回一步又一次选择，这样的走不通就退回再走的技术为回溯法，而满足回溯条件的某个状态的点称为“回溯点”。在包括问题的全部解的解空间树中，依照深度优先搜索的策略，从根结点出发深度探索解空间树。当探索到某一结点时，要先推断该结点是否包括问题的解，假设包括，

·2015-11-13 06:37

LeetCode Online Judge 题目C# 练习 - Valid Parentheses

Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid.The brackets must close in the correct order, "()" and "()[]{}"

·2015-11-13 05:39

leetcode problem 32 -- Longest Valid Parentheses

Longest Valid Parentheses Given a string containing just the characters '(' and '

·2015-11-13 04:06

Longest Valid Parentheses

just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses

·2015-11-13 03:44

Valid Parentheses

题目： Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the correct o

·2015-11-13 03:39

gcc宏返回值的官方定义

Statements and Declarations in Expressions A compound statement enclosed in parentheses may appear as

·2015-11-13 01:25

POJ 1068, Parencodings

模拟类 DescriptionLet S = s1 s2...s2n be a well-formed string of parentheses.

·2015-11-13 01:49

[LeetCode#22]Generate Parentheses

Given n pairs of parentheses, write a function to generate all combinations of well-formed

·2015-11-13 01:27

[LeetCode#20]Valid Parentheses

The quesiton: Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in the

·2015-11-13 01:26

LeetCode: Valid Parentheses 解题报告

Valid Parentheses Given a string containing just the characters '(', ')', '{', '

·2015-11-13 00:30

LeetCode: Longest Valid Parentheses 解题报告

Longest Valid Parentheses Given a string containing just the characters '(' and ')', find the length

·2015-11-13 00:30

LeetCode: Generate Parentheses 解题报告

Generate ParenthesesGiven n pairs of parentheses, write a function to generate all combinations of well-formed

·2015-11-13 00:29

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左右法则－复杂指针解析

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ASCII表

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上一篇括号配对让人联想起catalan数，顺便一篇归纳的还不错的文章

leetcode第31题--Longest Valid Parentheses

leetcode第21题--Generate Parentheses

leetcode第20题--Valid Parentheses

LeetCode Online Judge 题目C# 练习 - Longest Valid Parentheses

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[LeetCode]Longest Valid Parentheses

[LeetCode]Generate Parentheses

[LeetCode]Valid Parentheses

N-Queens And N-Queens II [LeetCode] + Generate Parentheses[LeetCode] + 回溯法

LeetCode Online Judge 题目C# 练习 - Valid Parentheses

leetcode problem 32 -- Longest Valid Parentheses

Longest Valid Parentheses

Valid Parentheses

gcc宏返回值的官方定义

POJ 1068, Parencodings

[LeetCode#22]Generate Parentheses

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