Subarray

The largest sum of the subarray that no more than K

GivenanarrayofintegersAandanintegerk,findasubarraythatcontainsthelargestsum,subjecttoaconstraintthatthesumislessthank?vectorvec={3,4,1,2,4,1,-5};intk=0;intmain(){setseq;intsum=0;intres=INT_MIN;for(aut
shiyang6017·2017-06-06 00:00

Maximum Subarray

Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.解题思路：sum：初始值是数
fight_girl·2017-05-30 00:00

Shortest Unsorted Continuous Subarray (JAVA)最短未排序数组

581.ShortestUnsortedContinuousSubarrayGivenanintegerarray,youneedtofindonecontinuoussubarraythatifyouonlysortthissubarrayinascendingorder,thenthewholearraywillbesortedinascendingorder,too.Youneedtofin
mine_song·2017-05-26 17:16

Shortest Unsorted Continuous Subarray

https://leetcode.com/problems/shortest-unsorted-continuous-subarray/#/description找到最短连续子数组，将这个子数组排序之后整个数组就有序了
gqk289·2017-05-19 14:50

[LeetCode] Shortest Unsorted Continuous Subarray 最短无序连续子数组

Givenanintegerarray,youneedtofindonecontinuoussubarraythatifyouonlysortthissubarrayinascendingorder,thenthewholearraywillbesortedinascendingorder,too.Youneedtofindtheshortestsuchsubarrayandoutputitsle
Grandyang·2017-05-19 06:00

LeetCode刷题（C++）——Maximum Subarray（Easy）

Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.思路：（1）暴力枚举法：起点
YF_Li123·2017-05-08 18:09

一维动态规划及优化(max subarray, sell stock, Climbing Stairs)

动态规划（DynamicProgramming）从分治到动态规划：动态规划的基本思想是将待求解的问题分解为若干个子问题，这与分治的思想类似，Paste_Image.png不同的地方在于当子问题之间是相互独立的，这时候分治算法是我们解决问题的最好的思路，因为不同的子问题求解不会有公共的重复计算的地方，然而，当分解得到的子问题不相互独立时，动态规划就是我们最好的选择，我们可以建立一个cache来记录重
王泽强Fantasy·2017-05-07 10:28

LeetCode OJ-560.Subarray Sum Equals K

LeetCodeOJ-560.SubarraySumEqualsK题目描述Givenanarrayofintegersandanintegerk,youneedtofindthetotalnumberofcontinuoussubarrayswhosesumequalstok.Example1:Input:nums=[1,1,1],k=2Output:2Note:Thelengthofthearr
Morrisss_·2017-05-06 15:47

Subarray Sum Equals K 子数组和为K

Givenanarrayofintegersandanintegerk,youneedtofindthetotalnumberofcontinuoussubarrayswhosesumequalstok.Example1:Input:nums=[1,1,1],k=2Output:2Note:Thelengthofthearrayisinrange[1,20,000].Therangeofnumbe
Grandyang·2017-05-04 22:00

《算法导论》第4章 分治策略 个人笔记

4.1最大子数组问题FIND-MAX-CROSSING-SUBARRAY(A,low,mid,high)left_sum=-MAXsum=0fori=middowntolowsum=sum+A[i]ifsum
Amber07·2017-05-03 12:05

Subarray Sum Equals K

Givenanarrayofintegersandanintegerk,youneedtofindthetotalnumberofcontinuoussubarrayswhosesumequalstok.Example1:Input:nums=[1,1,1],k=2Output:2Note:Thelengthofthearrayisinrange[1,20,000].Therangeofnumbe
TstsUgeg·2017-05-03 10:51

Subarray Sum Equals K

问题描述：Givenanarrayofintegersandanintegerk,youneedtofindthetotalnumberofcontinuoussubarrayswhosesumequalstok.Example1:Input:nums=[1,1,1],k=2Output:2思路：记录从开始到位置i的累加和，再统计位置i之前有多少个累加和等于sum[i]-k.代码：classSol
obudunkey·2017-05-02 19:05

Subarray Sum Equals K

这是weeklytest30的第二题。bruteforce用bruteforce的话就是从每个数字向前或向后遍历，减去当前值，等于0就count++，不需要中断，因为有可能000000，k=0这种情况，而且什么时候中断也不好判断。。Time是O(n^2)。用Java能过，python好像会TLE。publicintsubarraySum(int[]nums,intk){intres=0;if(nu
DrunkPian0·2017-04-30 18:26

算法-Maximum Subarray: a simpler solution

原题Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4], thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.代码实现publici
daigualu·2017-04-29 17:00

leetcode53 Maximum Subarray 最大连续子数组

题目要求Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.即：寻找数列中的一个
raledong·2017-04-13 00:00

LeetCode - Maximum Subarray

原题网址：https://leetcode.com/problems/maximum-subarray/#/descriptionFindthecontiguoussubarraywithinanarray
marywbrown·2017-04-04 16:23

Continuous Subarray Sum

Givenalistofnon-negativenumbersandatargetintegerk,writeafunctiontocheckifthearrayhasacontinuoussubarrayofsizeatleast2thatsumsuptothemultipleofk,thatis,sumsupton*kwherenisalsoaninteger.Example1:Input:[
TstsUgeg·2017-03-27 16:17

maximum average subarray

Givenanarraywithpositiveandnegativenumbers,findthemaximumaveragesubarraywhichlengthshouldbegreaterorequaltogivenlengthk.ExampleGivennums=[1,12,-5,-6,50,3],k=3Return15.667//(-6+50+3)/3=15.667voidmaxAve
ACpig·2017-03-21 10:24

Leetcode152——Maximum Product Subarray

文章作者：Tyan博客：noahsnail.com|CSDN|1.问题描述Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelarg
SnailTyan·2017-03-14 19:15

Leetcode 53. Maximum SubarrayJAVA语言

Find the contiguous subarray within an array (containing at least one number) which has the largest sum.For
努力的C·2017-03-11 20:06

[LeetCode] Continuous Subarray Sum 连续的子数组之和

Givenalistofnon-negativenumbersandatargetintegerk,writeafunctiontocheckifthearrayhasacontinuoussubarrayofsizeatleast2thatsumsuptothemultipleofk,thatis,sumsupton*kwherenisalsoaninteger.Example1:Input:[
Grandyang·2017-03-05 08:00

Maximum Subarray（最大子序列）

Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.最大子序列：假设某个子序列a
KaJIU·2017-03-03 15:42

Continuous Subarray Sum

LeetCode:523.ContinuousSubarraySum这道题的简单版是求子数列的和的最大值，一般的做法是做动态规划，或者用两个指针指示子数列前后，和一个int来存当前已知的最大值，最后遍历一次数组就能解决了。这次变得困难了一些。是求是否存在一个子数列的和是给定非负整数k的整数倍。毫无思路，后来看了一下讨论。感觉清晰多了，整理如下：暴力破解法时间复杂度是O(n^2)，空间复杂度是O(n
小森林冬春·2017-02-27 16:41

Maximum Subarray

题目Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.题意找出数组中连续子数组
TheSnowBoy_2·2017-02-14 09:45

Maximum Subarray

题目：Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.clicktoshow
caoyan_12727·2017-01-18 12:49

Maximum Product Subarray - 思路详解 - C++

题目Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=6.翻译找出在给定的数组中连续子数组成绩最大。比
知无畏·2017-01-16 19:41

LeetCode OJ-53.Maximum Subarray(最大连续子数组和)

LeetCodeOJ-53.MaximumSubarray(最大连续子数组和)题目描述Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray
Morrisss_·2017-01-07 11:27

[LintCode] Maximum Subarray 最大子数组

 Givenanarrayofintegers,findacontiguoussubarraywhichhasthelargestsum. NoticeThesubarrayshouldcontainatleastonenumber.Haveyoumetthisquestioninarealinterview? YesExampleGiventhearray [−2,2,−3,4,−1,2,1,−
Grandyang·2016-12-31 08:00

leetcode_53 Maximum Subarray_动态规划

题目链接题意：Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[−2,1,−3,4,−1,2,1,−5,4],thecontiguoussubarray[4,−1,2,1]hasthelargestsum=6.分析：其实看到
Mosen_Huang·2016-10-12 16:48

hive的基本使用01

tinyintsmalintintbigintbooleanfloatdoublestringtimestampbinary集合：structmaparray建表：createtableemployees(namestring,salaryfloat,subarray
lijie_cq·2016-10-09 21:52

分治法求数组的最大子数组

#include#include#include#defineSIZE20structresultfind_max_crossing_subarray(constint*pt,intlow,intmid
MaxCliff·2016-10-07 20:18

Maximum Subarray

53.MaximumSubarrayFindthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsu
風子余·2016-10-04 01:12

Maximum Product Subarray Java 子数组最大乘积

152.MaximumProductSubarrayFindthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=
DuanLiuchang·2016-09-05 13:56

Maximum Product Subarray Java 子数组最大乘积

152.MaximumProductSubarrayFindthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=
DuanLiuchang·2016-09-05 13:56

leetCode No.53 Maximum Subarray

题目Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.标签：Array、Dyn
Andy_Shan·2016-08-30 10:00

leetCode No.53 Maximum Subarray

题目Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.标签：Array、Dyn
Andy_Shan·2016-08-30 10:00

最大子数组问题

解决1：暴力求解方法尝试每个元素的组合，最终选出合适的子数组，这种的时间复杂度为：O(n^2)，代码如下：(defunfind-maximum-subarray-1(arr)"暴力穷举"(let((len
安静1337·2016-08-16 17:59

leetcode: Maximum Product Subarray

问题描述：Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray [2,3,-2,4],thecontiguoussubarray [2,3] hasthelargestproduct= 6.原问题链接：https://l
frank-liu·2016-07-10 15:17

Minimum Size Subarray Sum 和满足要求的最小窗口

Givenanarrayofnpositiveintegersandapositiveintegers,findtheminimallengthofasubarrayofwhichthesum≥s.Ifthereisn'tone,return0instead.Forexample,giventhearray[2,3,1,2,4,3]ands=7,thesubarray[4,3]hasthemini
qiexingqieying·2016-07-06 14:43

Maximum Subarray

题目描述：Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[−2,1,−3,4,−1,2,1,−5,4],thecontiguoussubarray[4,−1,2,1]hasthelargestsum=6.想到了二分法。这个
yeshiwu·2016-06-26 22:00

LeetCode:Minimum Size Subarray Sum

MinimumSizeSubarraySumTotalAccepted: 41802 TotalSubmissions: 153088 Difficulty: MediumGivenanarrayof n positiveintegersandapositiveinteger s,findtheminimallengthofasubarrayofwhichthesum≥ s. Ifthereisn
itismelzp·2016-06-15 16:00

Maximum Product Subarray

题目原文：Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=6.题目大意：寻找最大乘积的连续子数组。题
cmershen·2016-05-31 20:00

Minimum Size Subarray Sum

题目原文：Givenanarrayofnpositiveintegersandapositiveintegers,findtheminimallengthofasubarrayofwhichthesum≥s.Ifthereisn’tone,return0instead.Forexample,giventhearray[2,3,1,2,4,3]ands=7,thesubarray[4,3]hasth
cmershen·2016-05-31 17:00

Maximum Subarray

题目原文：Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[−2,1,−3,4,−1,2,1,−5,4],thecontiguoussubarray[4,−1,2,1]hasthelargestsum=6.题目大意：给一个数
cmershen·2016-05-31 15:00

【Leetcode】Maximum Product Subarray

题目链接：https://leetcode.com/problems/maximum-product-subarray/题目：Findthecontiguoussubarraywithinanarray
yeqiuzs·2016-05-27 23:00

【Leetcode】Minimum Size Subarray Sum

题目链接：https://leetcode.com/problems/minimum-size-subarray-sum/题目：Givenanarrayof n positiveintegersandapositiveinteger
yeqiuzs·2016-05-24 21:00

LeetCode Maximum Product Subarray

LeetCode解题之MaximumProductSubarray原题在一个数组中找出一个子数组，使得子数组中的数的乘积最大。注意点：数字可能为负数给定的数组不为空例子:输入:nums=[2,3,-2,4]输出:6解题思路比较典型的动态规划题目，需要注意负数乘以负数为正数，所以要同时记录最大局部最优解和最小局部最优解。递推关系式为：temp=positive positive=max(num,po
u013291394·2016-05-21 21:00

Maximum Subarray

一天一道LeetCode系列（一）题目Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[−2,1,−3,4,−1,2,1,−5,4],thecontiguoussubarray[4,−1,2,1]hasthelargests
terence1212·2016-05-18 22:00

Minimum Size Subarray Sum

题目描述：Givenanarrayofnpositiveintegersandapositiveintegers,findtheminimallengthofasubarrayofwhichthesum≥s.Ifthereisn’tone,return0instead.Forexample,giventhearray[2,3,1,2,4,3]ands=7,thesubarray[4,3]hasth
yeshiwu·2016-05-15 20:00

Yandex.Algorithm 2011 Round 2-D - Powerful array-莫队算法（分块算法）

题目要求任意subarray的cnt[a[i]]*cnt[a[i]]*a[i]按照套路，把所有区间按左端点所在块作第一关键字，右端点第二关键字排序遍历，预处理第一次询问后，每次询问暴力求解，转移如下： 
viphong·2016-05-13 17:00
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