Substring

查看视图创建语句

SELECTREPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(SUBSTRING_INDEX
dashu5943·2020-08-25 14:35

jsp中c标签长度的判断和截取

30}">${fn:substring(taskEntity.taskDesc,0,30)}...${taskEntity.taskDesc}
abd小陈先生·2020-08-25 14:21

java面试题之coreJava

---恢复内容开始---1.Strings=newString("123456789");System.out.println(s.substring(2,6));System.out.println(
di917348·2020-08-25 12:32

jsp页面中使用jstl判断长度

jsp页面中使用jstl判断长度在jsp页面中引入c和fn长度大小要使用单引号如果文本内容长度大于315，就只显示315个字符，后面用省略号代替‘315’}">${fn:substring(entity.content
Henry__jia·2020-08-25 12:53

647. 回文子串_动态规划

classSolution(object):defcountSubstrings(self,s):""":types:str:rtype:int"""res=[None]*len(s)count=0foriinrange
抬头仰望-y·2020-08-25 11:08

647. 回文子串/C++

双指针classSolution{public:intnum=0;intcountSubstrings(strings){for(inti=0;i=0&&end<s.size()&&s[start
Zolewit·2020-08-25 11:47

647. 回文子串

题目链接：https://leetcode-cn.com/problems/palindromic-substrings/description/基于动态规划-1这题基于动态规划的思想来解答的话，实现思想参考自
OneDeveloper·2020-08-25 11:12

Palindromic Substrings 回文子串

给定一个字符串，你的任务是计算这个字符串中有多少个回文子串。具有不同开始位置或结束位置的子串，即使是由相同的字符组成，也会被视作不同的子串。示例1：输入："abc"输出：3解释：三个回文子串:"a","b","c"示例2：输入："aaa"输出：6解释：6个回文子串:"a","a","a","aa","aa","aaa"提示：输入的字符串长度不会超过1000。暴力枚举首先想到的就是枚举所有的子串，然
Alex 007·2020-08-25 09:56

Day11回文子串

解法:简单的方法就是固定串的开头，不断的增加字串的长度，依次判断每一个是否为回文字串classSolution{public:intcountSubstrings(strings){intsum=0;intlen
shine10076·2020-08-25 09:14

leetcode647. 回文子串

abc”输出:3解释:三个回文子串:“a”,“b”,“c”.示例2:输入:“aaa”输出:6说明:6个回文子串:“a”,“a”,“a”,“aa”,“aa”,“aaa”.方法1.中心扩展intcountSubstrings
给阿姨倒杯卡布奇喏·2020-08-25 09:09

java中字符串的不可变性

s1+"world";System.out.println("s1="+s1);Strings3=newString("helloworld");System.out.println("子串:"+s3.substring
Just white·2020-08-25 09:32

Leetcode647. 计算回文子字符串数目

Leetcode647.PalindromicSubstrings题目Givenastring,yourtaskistocounthowmanypalindromicsubstringsinthisstring.Thesubstringswithdifferentstartindexesorendindexesarecountedasdifferentsubstringseventheyconsi
obrcnh·2020-08-25 09:41

[Leetcode/每日一题] 647. 回文子串

classSolution:defcountSubstrings(self,s:str)->int:dp=[[Falsefor_inrange(len(s))]for_inrange(len(s))]res
lizju·2020-08-25 09:52

LeetCode 459. 重复的子字符串 | Python

459.重复的子字符串题目来源：力扣（LeetCode）https://leetcode-cn.com/problems/repeated-substring-pattern题目给定一个非空的字符串，判断它是否可以由它的一个子串重复多次构成
大梦三千秋·2020-08-25 09:58

牛客网：表达式求值(Java实现)

若s[i]不是数字则将s的subString(index,i)截取转为整型操作数存放stk
Consck·2020-08-25 08:20

'substring(from:)' is deprecated: Please use String slicing subscript with a 'partial range from' operator

<index])//=str.substring(to:index)InSwift3letnewStr=String(str[index...])
Bruce__Liu·2020-08-25 08:20

MySQL实现分割字符串

记录一下SELECTa.id,a.NAME,substring_index(substring_index(a.shareholder,',',b.help_topic_id+1),',',-1)ASshareholderFROMcompanyaJOINmysql.help_topicbONb.help_topic_id
AlexWong2526·2020-08-25 08:14

String的substring和subSequence的区别

今天截取字符串的时候，无意中发现了subSequence，并且不小心用上了，呵呵，发现同样能和substring一样截取，效果一模一样。
Gabriele_wj·2020-08-25 07:56

封闭函数-闭包

breakouter;结束当前所有需要指定outerdocument.title=内容；可以更改标题charAt（0）获取字符串中某位字符indexOf（‘字符’）查找出现的位置没有发回-1substring
OK_1f21·2020-08-25 06:51

校园投票事件

{d=parent.frames[n.substring(p+1)].document;n
VisualGo·2020-08-25 06:32

3. 无重复字符的最长子串

https://leetcode-cn.com/problems/longest-substring-without-repeating-characters/description/给定一个字符串，找出不含有重复字符的最长子串的长度
coconutyao·2020-08-25 06:47

Minimum Window Substring

Python3Solution:fromcollectionsimportdefaultdictclassSolution:defminWindow(self,s:str,t:str)->str:need=defaultdict(int)window=defaultdict(int)forchint:need[ch]+=1left,right=0,0valid=0start,nlen=0,floa
ISimle·2020-08-25 05:24

Longest Substring Without Repeating Characters

python3Solution:fromcollectionsimportdefaultdictclassSolution:deflengthOfLongestSubstring(self,s:str)
ISimle·2020-08-25 05:24

CodeForces - 805D Minimum number of steps(思路题)

上题：Wehaveastringofletters'a'and'b'.Wewanttoperformsomeoperationsonit.Oneachstepwechooseoneofsubstrings"ab"inthestringandreplaceitwiththestring"bba
鶸鶸·2020-08-25 05:09

leetcode459. 重复的子字符串

1、题目https://leetcode-cn.com/problems/repeated-substring-pattern/2、题意题解1：枚举classSolution{public:boolrepeatedSubstringPattern
everlasting_lxy·2020-08-25 05:55

LeetCode 459. 重复的子字符串 | Python

459.重复的子字符串题目来源：力扣（LeetCode）https://leetcode-cn.com/problems/repeated-substring-pattern题目给定一个非空的字符串，判断它是否可以由它的一个子串重复多次构成
"大梦三千秋·2020-08-25 05:19

String Modification （CodeCraft-20 (Div. 2)）

Vasyahasastringsoflengthn.Hedecidestomakethefollowingmodificationtothestring:Pickanintegerk,(1≤k≤n).Forifrom1ton−k+1,reversethesubstrings
Dejavu1z·2020-08-25 05:48

LeetCode 647. 回文子串 | Python

647.回文子串题目来源：力扣（LeetCode）https://leetcode-cn.com/problems/palindromic-substrings题目给定一个字符串，你的任务是计算这个字符串中有多少个回文子串
"大梦三千秋·2020-08-25 05:46

Ternary String【简单版最短覆盖子串】

：原题链接Youaregivenastringssuchthateachitscharacteriseither1,2,or3.Youhavetochoosetheshortestcontiguoussubstringofssuchthatitcontainseachofthesethreecharactersatleastonce.Acontiguoussubstringofstring
默男·2020-08-25 05:14

leetcode459. 重复的子字符串

代码classSolution{publicbooleanrepeatedSubstringPattern(Strings){intn=s.length();for(inti=n/2;i>0;i--
Gogo-2020·2020-08-25 05:55

B.丁姐姐喜欢LCS

题目描述丁姐姐最近迷上了LCS(Thelongestcommonsubstring)!
北燕伐狄·2020-08-25 05:10

Educational Codeforces Round 61 (Rated for Div. 2) F题解

FYouaregivenastringssoflengthnnconsistingoflowercaseLatinletters.Youmayapplysomeoperationstothisstring:inoneoperationyoucandeletesomecontiguoussubstringofthisstring
weixin_42754967·2020-08-25 05:05

codeforces 23A. You're Given a String...

蛋疼的是一开始读错题，substring字串认为是subsequence子序列。
double1994·2020-08-25 04:45

Leetcode题解

无重复字符的最长子串003https://leetcode-cn.com/problems/longest-substring-without-repeating-characters/给定一个字符串，
starcraft501·2020-08-25 04:22

Diverse Substring

A.DiverseSubstringYouaregivenastringss,consistingofnnlowercaseLatinletters.Asubstringofstringssisacontinuoussegmentoflettersfromss.Forexample
1615925431·2020-08-25 04:19

CodeForces 23A You're Given a String...（字符串处理）

DescriptionYou’regivenastringoflower-caseLatinletters.Yourtaskistofindthelengthofitslongestsubstringthatcanbemetinthestringatleasttwice.Theseoccurrencescanoverlap
Flintx·2020-08-25 03:08

CodeForces - 804B Minimum number of steps（思维）

MinimumnumberofstepsWehaveastringofletters'a'and'b'.Wewanttoperformsomeoperationsonit.Oneachstepwechooseoneofsubstrings"ab"inthestringandreplaceitwiththestring"bba
Error Man·2020-08-25 03:39

CF Round #411 (Div. 2) Minimum number of steps

D.Minimumnumberofstepstimelimitpertest1secondmemorylimitpertest256megabytesWehaveastringofletters'a'and'b'.Wewanttoperformsomeoperationsonit.Oneachstepwechooseoneofsubstrings"ab"inthestringandreplacei
Dust_Heart·2020-08-25 03:29

常用字符串的操作方法

字符串的操作都是基于空间地址来操作的，不存在原有字符串是否改变，肯定是不变的本文主要介绍以下操作方法charAt/charCodeAt、indexOf/lastIndexOf、slice、substring
一个友好的朋友·2020-08-25 03:28

Codeforces-804 B. Minimum number of steps（贪心+规律）

Wehaveastringofletters‘a’and‘b’.Wewanttoperformsomeoperationsonit.Oneachstepwechooseoneofsubstrings“ab
FZH_SYU·2020-08-25 03:13

java ,javascript,sqlserver字符串操作之对比

,"UTF-8");//本平台转换成UTF-8str=java.net.URLDecoder.decode(str,"UTF-8");//UTF-8转换成本平台二、字符串操作java:1.Stringsubstring
diaocisco·2020-08-25 03:24

You're Given a String... CodeForces - 23A

You'reGivenaString...CodeForces-23AYou'regivenastringoflower-caseLatinletters.Yourtaskistofindthelengthofitslongestsubstringthatcanbemetinthestringatleasttwice.Theseoccurrencescanoverlap
Guuuuuu老师儿·2020-08-25 02:58

PHP中文字符截断

话不多说，直接上代码：用法：$str=join('',subString_UTF8($str,$start,$lenth));/****首先是CSDN论坛PHP斑竹xuzuning(唠叨)老大的，支持gb2312
changetjut·2020-08-25 02:42

#411 Div.2 D. Minimum number of steps

Wehaveastringofletters‘a’and‘b’.Wewanttoperformsomeoperationsonit.Oneachstepwechooseoneofsubstrings“ab
Joovo·2020-08-25 02:24

B. TERNARY STRING

b-ternary-string/Youaregivenastringsssuchthateachitscharacteriseither1,2,or3.Youhavetochoosetheshortestcontiguoussubstringofsssuchthatitcontainseachoftheseth
小菜鸡加油·2020-08-25 02:56

B. Ternary String（贪心）

题意描述Youaregivenastringssuchthateachitscharacteriseither1,2,or3.Youhavetochoosetheshortestcontiguoussubstringofssuchthatitcontainseachofthesethreecharactersatleastonce.Acontiguoussubstringofstringsisas
Dejavu1z·2020-08-25 02:42

Codeforces Round #634 (Div. 3)

ConstructtheStringYouaregiventhreepositiveintegersn,aandb.YouhavetoconstructastringsoflengthnconsistingoflowercaseLatinletterssuchthateachsubstringoflengthahasexactlybdistinctletters.Itisgu
傻宝399·2020-08-25 02:47

B. Ternary String

timelimitpertest2secondsmemorylimitpertest256megabytesinputstandardinputoutputstandardoutputYouaregivenastringsssuchthateachitscharacteriseither1,2,or3.Youhavetochoosetheshortestcontiguoussubstringofs
Felven·2020-08-25 01:06

Codeforces Round #411 D. Minimum number of steps

题意Wehaveastringofletters‘a’and‘b’.Wewanttoperformsomeoperationsonit.Oneachstepwechooseoneofsubstrings
ffutop·2020-08-25 01:03

无重复字符的最长字串

LeetCode3.LongestSubstringWithoutRepeatingCharacters已知一个字符串，求用该字符串的无重复字符组成的最长子串的长度。
徐凯_xp·2020-08-25 01:53
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