parentheses 第19页

LeetCode:Valid Parentheses

ValidParenthesesTotalAccepted: 111710 TotalSubmissions: 375574 Difficulty: EasyGivenastringcontainingjustthecharacters '(', ')', '{', '}', '[' and ']',determineiftheinputstringisvalid.Thebracketsmustc

itismelzp·2016-06-05 10:00

Longest Valid Parentheses

题目原文：Givenastringcontainingjustthecharacters‘(’and‘)’,findthelengthofthelongestvalid(well-formed)parenthesessubstring.For“(()”,thelongestvalidparenthesessubstringis“()”,whichhaslength=2.Anotherexample

cmershen·2016-05-31 23:00

Remove Invalid Parentheses

题目原文：Removetheminimumnumberofinvalidparenthesesinordertomaketheinputstringvalid.Returnallpossibleresults.Note:Theinputstringmaycontainlettersotherthantheparentheses(and).Examples:“()())()”->[“()()()”,

cmershen·2016-05-31 23:00

Different Ways to Add Parentheses

题目原文：Givenastringofnumbersandoperators,returnallpossibleresultsfromcomputingallthedifferentpossiblewaystogroupnumbersandoperators.Thevalidoperatorsare+,-and*.Example1Input:“2-1-1”.((2-1)-1)=0(2-(1-1))

cmershen·2016-05-31 16:00

LeetCode:Longest Valid Parentheses

LongestValidParenthesesTotalAccepted: 63715 TotalSubmissions: 282480 Difficulty: HardGivenastringcontainingjustthecharacters '(' and ')',findthelengthofthelongestvalid(well-formed)parenthesessubstring

itismelzp·2016-05-30 21:00

Valid Parentheses

题目原文：Givenastringcontainingjustthecharacters‘(‘,‘)’,‘{‘,‘}’,‘[’and‘]’,determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder,“()”and“()[]{}”areallvalidbut“(]”and“([)]”arenot.题目大意：给出一个括

cmershen·2016-05-30 20:00

Valid Parentheses

20.ValidParenthesesGivenastringcontainingjustthecharacters'(',')','{','}','['and']',determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder,"()"and"()[]{}"areallvalidbut"(]"and"([)]"are

NNNNNNNNNNNNY·2016-05-27 12:00

【Leetcode】Different Ways to Add Parentheses

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

yeqiuzs·2016-05-26 21:00

LeetCode:Different Ways to Add Parentheses

DifferentWaystoAddParenthesesTotalAccepted: 22360 TotalSubmissions: 62962 Difficulty: MediumGivenastringofnumbersandoperators,returnallpossibleresultsfromcomputingallthedifferentpossiblewaystogroupnum

itismelzp·2016-05-25 20:00

LeetCode-32.Longest Valid Parentheses

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

zmq570235977·2016-05-14 21:00

《LeetBook》LeetCode题解(22): Generate Parentheses[M]

我现在在做一个叫《leetbook》的免费开源书项目，力求提供最易懂的中文思路，目前把解题思路都同步更新到gitbook上了，需要的同学可以去看看书的地址：https://hk029.gitbooks.io/leetbook/问题Givennpairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparenthe

hk2291976·2016-05-12 21:00

Valid Parentheses

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

a2415180498·2016-05-11 19:00

leetcode-22-Generate Parentheses

Givennpairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,givenn=3,asolutionsetis:“((()))”,“(()())”,“(())()”,“()(())”,“()()()”题目大意：给定n，给出所有满足规范的n对（）的排列。思路：[[]

summerdj·2016-05-10 22:00

Valid Parentheses-leetcode-java

【原来在SAE的blog上，都转到CSDN了。。】20.ValidParentheses-leetcode-java发表于2016/02/05先看题目要求Givenastringcontainingjustthecharacters'(',')','{','}','['and']',determineiftheinputstringisvalid.Thebracketsmustcloseinthe

hahawhyha·2016-05-06 18:21

Valid Parentheses-leetcode-java

【原来在SAE的blog上，都转到CSDN了。。】20.ValidParentheses-leetcode-java发表于 2016/02/05先看题目要求Givenastringcontainingjustthecharacters '(', ')', '{', '}', '[' and ']',determineiftheinputstringisvalid.Thebracketsmustcl

hahawhyha·2016-05-06 18:00

菜圈的codewars（七），Valid Parentheses

如果是返回true，否则返回false其实都是acm入门题的难度，换个语言写熟练熟练我的比较麻烦了，看到一个左括号，从后面找右括号，有的话就把他俩一起排除，如果最后还剩括号的话就是不成对的defvalid_parentheses

GrayVictoria·2016-05-06 16:07

Longest Valid Parentheses

#include #include #include usingnamespacestd; /* Givenastringcontainingjustthecharacter'('and')',findthelengthofthelongest validparenthesessubstring. for"(()",thelongestvalidparenthesessubstringis"()

github_34333284·2016-05-06 07:00

leetcode-20-Valid Parentheses

题意：判断三种括号出现的次序是否正确。比如：（[{}]），{}[]，()都为true。{[}]为false。直接用栈。遍历一遍遇到左边的括号入栈，在栈不为空的情况下遇到第一个右边的括号时候判断栈顶元素是否对应。classSolution(object): defisValid(self,s): """:types:str:rtype:bool""" stack=[] map={")":"(","]

summerdj·2016-05-04 19:00

Valid Parentheses

Givenastringcontainingjustthecharacters‘(‘,‘)’,‘{‘,‘}’,‘[’and‘]’,determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder,“()”and“()[]{}”areallvalidbut“(]”and“([)]”arenot.publicclassSolu

Xd_Yu·2016-05-03 18:00

【LeetCode】LeetCode——第20题：Valid Parentheses

20.ValidParentheses MySubmissionsQuestionEditorialSolutionTotalAccepted: 106450 TotalSubmissions: 361988 Difficulty: EasyGivenastringcontainingjustthecharacters '(', ')', '{', '}', '[' and ']',determ

hujingshuang·2016-05-03 10:00

Different Ways to Add Parentheses

publicclassSolution{ Map>map=newHashMapdiffWaysToCompute(Stringinput){ if(map.containsKey(input)) returnmap.get(input); Listres=newArrayListlist1=diffWaysToCompute(input.substring(0,i)); Listlist2=dif

qq_16166139·2016-05-02 14:00

47-Generate Parentheses

GenerateParenthesesMySubmissionsQuestionEditorialSolutionTotalAccepted:86957TotalSubmissions:234754Difficulty:MediumGivennpairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparenth

justdoithai·2016-05-02 13:00

46.Valid Parentheses

ValidParenthesesMySubmissionsQuestionEditorialSolutionTotalAccepted:106346TotalSubmissions:361674Difficulty:EasyGivenastringcontainingjustthecharacters‘(‘,‘)’,‘{‘,‘}’,‘[’and‘]’,determineiftheinputstri

justdoithai·2016-05-02 12:00

Different Ways to Add Parentheses 解题报告

题目链接: https://leetcode.com/problems/different-ways-to-add-parentheses/Givenastringofnumbersandoperators

qq508618087·2016-05-01 14:00

leetcode——241——Different Ways to Add Parentheses

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

happyxuma1991·2016-04-29 15:00

leetcode 032 Longest Valid Parentheses

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

jnuyanfa·2016-04-28 23:00

Longest Valid Parentheses

一天一道LeetCode系列（一）题目Givenastringcontainingjustthecharacters‘(’and‘)’,findthelengthofthelongestvalid(well-formed)parenthesessubstring.For“(()”,thelongestvalidparenthesessubstringis“()”,whichhaslength=2.

terence1212·2016-04-28 21:00

CSU 1542 Flipping Parentheses

题目链接：http://acm.csu.edu.cn/OnlineJudge/problem.php?id=1542题意：给出一串匹配的括号，改变其中一个括号的方向，要求改变最左边的一个括号方向使得该串括号重新匹配思路：((()))这样一个串括号，我们每遇到‘(’便加1，遇到’)‘便建1这样可以得到序列：123210，可以发现如果一串括号是匹配的，那么该序列的末尾必定是0且序列的每一位都大于0

csdn364988181·2016-04-27 12:00

Different Ways to Add Parentheses

Givenastringofnumbersandoperators,returnallpossibleresultsfromcomputingallthedifferentpossiblewaystogroupnumbersandoperators.Thevalidoperatorsare+,-and*.Example1Input:“2-1-1”.((2-1)-1)=0(2-(1-1))=2Out

a342500329a·2016-04-26 23:00

Generate Parentheses

Given n pairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,given n =3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()"解答：我的方法：回溯classSolution{ pri

u010005161·2016-04-26 21:00

Generate Parentheses

Givennpairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,givenn=3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()"#include #include #include using

github_34333284·2016-04-26 01:00

leetcode:Valid Parentheses[E]——栈解决括号匹配问题

我现在在做一个叫《leetbook》的开源书项目，把解题思路都同步更新到github上了，需要的同学可以去看看地址：https://github.com/hk029/leetcode这个是书的地址：https://hk029.gitbooks.io/leetbook/20.ValidParentheses问题Givenastringcontainingjustthecharacters‘(‘,‘)

hk2291976·2016-04-24 22:00

LeetCode Different Ways to Add Parentheses

题目描述Givenastringofnumbersandoperators,returnallpossibleresultsfromcomputingallthedifferentpossiblewaystogroupnumbersandoperators.Thevalidoperatorsare+,-and*.Example1Input:“2-1-1”.((2-1)-1)=0(2-(1-1))=

jiangxishidayuan·2016-04-24 21:00

Generate Parentheses

Given n pairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,given n =3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()"【思路】设置两个计数器，分别计数左右括号的数量，左括号初

qq_27991659·2016-04-21 10:00

Generate Parentheses

一天一道LeetCode（一）题目Givennpairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,givenn=3,asolutionsetis:“((()))”,“(()())”,“(())()”,“()(())”,“()()()”（二）解题在【一天一道Leet

terence1212·2016-04-20 22:00

LeetCode之22----Generate Parentheses

题目：Given n pairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,given n =3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()"题目大意：给定一个数字n，代表括号的对数，求n对括

Jung_zhang·2016-04-20 19:00

Valid Parentheses

一天一道LeetCode系列（一）题目Givenastringcontainingjustthecharacters‘(‘,‘)’,‘{‘,‘}’,‘[’and‘]’,determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder,“()”and“()[]{}”areallvalidbut“(]”and“([)]”are

terence1212·2016-04-17 22:00

LeetCode之20---Valid Parentheses

题目：Givenastringcontainingjustthecharacters '(', ')', '{', '}', '[' and ']',determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder, "()" and "()[]{}" areallvalidbut "(]" and "([)]" aren

Jung_zhang·2016-04-16 22:00

LeetCode之20---Valid Parentheses

题目：Givenastringcontainingjustthecharacters '(', ')', '{', '}', '[' and ']',determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder, "()" and "()[]{}" areallvalidbut "(]" and "([)]" aren

Jung_zhang·2016-04-16 22:00

leetcode——22——Generate Parentheses

Givennpairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,givenn=3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()"用到卡特兰数的思想：“（”出现的次数不少于“）”出现的次数。cl

happyxuma1991·2016-04-13 22:00

LeetCode（49）-Valid Parentheses

题目：Givenastringcontainingjustthecharacters'(',')','{','}','['and']',determineiftheinputstringisvalid. Thebracketsmustcloseinthecorrectorder,"()"and"()[]{}"areallvalidbut"(]"and"([)]"arenot.思路：题意：一个字符

u010321471·2016-04-12 12:00

Generate Parentheses

Given n pairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,given n =3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()" classSolution{ public: vect

a342500329a·2016-04-10 13:00

Valid Parentheses

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

github_34333284·2016-04-10 10:00

LeetCode 20 Valid Parentheses

20.ValidParenthesesTotalAccepted:102983TotalSubmissions:352605Difficulty:EasyGivenastringcontainingjustthecharacters'(',')','{','}','['and']',determineiftheinputstringisvalid.Thebracketsmustcloseinthe

lizhaowei213·2016-04-09 23:00

leetcode 022 Generate Parentheses

题目22.GenerateParenthesesGivennpairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample,givenn=3,asolutionsetis:"((()))","(()())","(())()","()(())","()()()"思路：利用递归求

jnuyanfa·2016-04-08 00:00

Valid Parentheses（括号匹配问题）

链接LeetCode题目：https://leetcode.com/problems/valid-parentheses/GitHub代码：https://github.com/gatieme/LeetCode

gatieme·2016-04-07 23:00

leetcode——20——Valid Parentheses

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

happyxuma1991·2016-04-06 17:00

leetcode020 Valid Parentheses

题目Givenastringcontainingjustthecharacters‘(‘,‘)’,‘{‘,‘}’,‘[’and‘]’,determineiftheinputstringisvalid.Thebracketsmustcloseinthecorrectorder,“()”and“()[]{}”areallvalidbut“(]”and“([)]”arenot.思路：这道题要做出来可以说

jnuyanfa·2016-04-04 21:00

LeetCode-20.Valid Parentheses

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

zmq570235977·2016-04-04 14:00

Longest Valid Parentheses 最长括号对结题报告

1结题思想题目会给出一定的“（（（））））”等的括号对，问你说最长的有效括号对是多长？这道题，需要用Stack，并且不能单纯的统计（或），且出栈，其大致有如下的规则：1、遇到（要压栈当前位置2、遇到）时，如果还有（在栈中，那么计算此个括号对的长度3、如果）时，如果没有（在栈中，那么检查上一次匹配开始的位置last，4、如果）时，没有（在栈中，那么last就需要重置，这点和3相关总结：需要记录上一次

MebiuW·2016-04-03 23:00

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