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Implement strStr()

【题目】ImplementstrStr().Returnsapointertothefirstoccurrenceofneedleinhaystack,ornullifneedleisnotpartofhaystack.【题意】实现strstr().返回needle(关键字)在hays...
来源 2016-05-09 17:13
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leetcode(57)- Implement strStr()

题目:[code]ImplementstrStr().Returnstheindexofthefirstoccurrenceofneedleinhaystack,or-1ifneedleisnotpartofhaystack.思路:题意:判断一个字符串是否包含另外一个...
来源 2016-04-14 15:42
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LeetCode:Implement strStr()

ImplementstrStr()TotalAccepted:97192TotalSubmissions:396959Difficulty:EasyImplementstrStr().Returnstheindexofthefirstoccurrenceofneedleinhaystack,or-1ifneedlei...
来源 2016-03-16 12:36
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LeetCode : Implement strStr() [java]

ImplementstrStr().Returnstheindexofthefirstoccurrenceofneedleinhaystack,or-1ifneedleisnotpartofhaystack.思路:简单遍历查找即可。publicclassSolution{publicintst...
来源 2016-03-09 00:35
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Leetcode之Implement strStr()

ImplementstrStr().Returnstheindexofthefirstoccurrenceofneedleinhaystack,or-1ifneedleisnotpartofhaystack.就是说要找到needle在haystack中第一次出现时的index,不...
来源 2016-01-09 17:16
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(java)Implement strStr()

ImplementstrStr().Returnstheindexofthefirstoccurrenceofneedleinhaystack,or-1ifneedleisnotpartofhaystack.思路:本题就是一个字符串匹配的问题。本人能想到的有1:暴...
来源 2015-12-30 18:21
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(java)Implement Stack using Queues

Implementthefollowingoperationsofastackusingqueues.push(x)--Pushelementxontostack.pop()--Removestheelementontopofthestack.top()--Getthetopelement.empty()--Retu...
来源 2015-12-10 14:37
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(java)Implement Queue using Stacks

Implementthefollowingoperationsofaqueueusingstacks.push(x)--Pushelementxtothebackofqueue.pop()--Removestheelementfrominfrontofqueue.peek()--Getthefrontelement....
来源 2015-11-16 09:19
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leetcode28

leetcode28--------------ImplementstrStr()讲道理的话,还是用KMP,但是偷懒用了string的find方法KMP模式匹配早已年久失修,等过段时间复习一下KMP再过来补充。。。先上...
来源 2015-10-09 16:09
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LeetCode_OJ【28】Implement strStr()

ImplementstrStr().Returnstheindexofthefirstoccurrenceofneedleinhaystack,or-1ifneedleisnotpartofhaystack.这题虽然用朴素字符串匹配算法也能过,但是最好还是用KMP...
来源 2015-09-21 10:31
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leetcode之路028 Implement strStr()

题目大意:实现函数strstr(stringhaystack,stringneedle)。返回haystack中第一次出现needle的下标。注意是下标,从0开始的。这个题目,可简单点做,直接循环遍历,可复杂...
来源 2015-08-20 21:56
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leetcode_171 Excel Sheet Column Number & leetcode_28 Implement strStr()

leetcode_171ExcelSheetColumnNumber题目:RelatedtoquestionExcelSheetColumnTitleGivenacolumntitleasappearinanExcelsheet,returnitscorrespondingcolumnnumber.解法:...
来源 2015-08-18 09:33
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[leetcode 234]Implement Queue using Stacks

Implementthefollowingoperationsofaqueueusingstacks.push(x)--Pushelementxtothebackofqueue.pop()--Removestheelementfrominfrontofqueue.peek()--Getthefrontelement....
来源 2015-08-08 20:18
144
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leetcode_Implement Stack using Queues

描述:Implementthefollowingoperationsofastackusingqueues.push(x)--Pushelementxontostack.pop()--Removestheelementontopofthestack.top()--Getthetopelement.empty()...
来源 2015-08-07 09:49
44
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leetcode_Implement Queue using Stacks

描述:Implementthefollowingoperationsofaqueueusingstacks.push(x)--Pushelementxtothebackofqueue.pop()--Removestheelementfrominfrontofqueue.peek()--Getthefrontel...
来源 2015-08-07 09:12
67
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LeetCode 之 Pow(x, n)(分治法)

【问题描述】Implementpow(x,n).1.【基础知识】1)分治的意识,一道O(N)的算法题,琢磨出O(lgN)的思想出来就是要求;2.【屌丝代码】卡壳的地方:1.TimeLimitExceeded。#in...
来源 2015-08-04 09:05
52
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leetcode Implement Queue using Stacks

继续刷题。编译CM12.1刷机怎么着都有问题,烦人的把之前下载的源码直接删掉,重新下载,在下载源码期间继续刷题,希望这个easy不要把我虐成狗。其实主要问题是自己米有jav...
来源 2015-07-14 15:46
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LeetCode || Implement Queue using Stacks

classQueue{public://Pushelementxtothebackofqueue.voidpush(intx){s1.push(x);}//Removestheelementfrominfrontofqueue.voidpop(void){if(s2.size()==0){while(s1.size(...
来源 2015-07-12 11:16
7
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[LeetCode][Java] Implement strStr()

题目:ImplementstrStr().Returnstheindexofthefirstoccurrenceofneedleinhaystack,or-1ifneedleisnotpartofhaystack.题意:实现strStr()返回needle在haystack中第一次出现...
来源 2015-07-10 20:43
13
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LeetCode232 Implement Queue using Stacks Java 题解

题目:Implementthefollowingoperationsofaqueueusingstacks.push(x)--Pushelementxtothebackofqueue.pop()--Removestheelementfrominfrontofqueue.peek()--Getthefrontel...
来源 2015-07-09 12:03
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Leetcode--easy系列3

#26RemoveDuplicatesfromSortedArrayGivenasortedarray,removetheduplicatesinplacesuchthateachelementappearonlyonceandreturnthenewlength.Donotallocateextraspacefor...
来源 2015-06-24 10:59
21
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LeetCode 225: Implement Stack using Queues

Implementthefollowingoperationsofastackusingqueues.push(x)--Pushelementxontostack.pop()--Removestheelementontopofthestack.top()--Getthetopelement.empty()--Retu...
来源 2015-06-13 14:58
30
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LeetCode Implement Trie (Prefix Tree)

LeetCodeImplementTrie(PrefixTree)Implementatriewithinsert,search,andstartsWithmethods.Note:Youmayassumethatallinputsareconsistoflowercaselettersa-z.题目要求是...
来源 2015-05-19 10:30
11
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[leetcode]Implement Trie (Prefix Tree)

ImplementTrie(PrefixTree)Implementatriewithinsert,search,andstartsWithmethods.Note:Youmayassumethatallinputsareconsistoflowercaselettersa-z.题意:实现字典树的...
来源 2015-05-10 16:53
19
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[leetcode]Implement strStr()

ImplementstrStr()ImplementstrStr().Returnstheindexofthefirstoccurrenceofneedleinhaystack,or-1ifneedleisnotpartofhaystack.Update(2014-11-02):Thesignatureofthefu...
来源 2015-05-01 22:28