E-COM-NET
首页
在线工具
Layui镜像站
SUI文档
联系我们
推荐频道
Java
PHP
C++
C
C#
Python
Ruby
go语言
Scala
Servlet
Vue
MySQL
NoSQL
Redis
CSS
Oracle
SQL Server
DB2
HBase
Http
HTML5
Spring
Ajax
Jquery
JavaScript
Json
XML
NodeJs
mybatis
Hibernate
算法
设计模式
shell
数据结构
大数据
JS
消息中间件
正则表达式
Tomcat
SQL
Nginx
Shiro
Maven
Linux
Subarray
LintCode 45 [Maximum
Subarray
Difference]
原题给定一个整数数组,找出两个不重叠的子数组A和B,使两个子数组和的差的绝对值|SUM(A)-SUM(B)|最大。返回这个最大的差值。给出数组[1,2,-3,1],返回6子数组最少包含一个数解题思路类似题[MaximumSubarrayII]枚举分割线,但本题每次要知道分割线左边和右边的最大/最小数组和枚举一遍分割线,求max(abs(左最大-右最小),abs(左最小-右最大))完整代码class
Jason_Yuan
·
2020-06-30 04:06
leetcode 152: Maximum Product
Subarray
MaximumProductSubarrayTotalAccepted:16617TotalSubmissions:96901Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontigu
xudli
·
2020-06-30 03:33
leetcode
Leetcode之Maximum Average
Subarray
I
问题描述:Givenanarrayconsistingofnintegers,findthecontiguoussubarrayofgivenlengthkthathasthemaximumaveragevalue.Andyouneedtooutputthemaximumaveragevalue.示例:Input:[1,12,-5,-6,50,3],k=4Output:12.75Explanati
xu2645318400
·
2020-06-30 03:26
leetcode
java
leetcode
面试
算法
LintCode解题笔记 - 连续子数组求和
原题地址:http://www.lintcode.com/zh-cn/problem/continuous-
subarray
-sum/给定一个整数数组,请找出一个连续子数组,使得该子数组的和最大。
xiewenjiang110
·
2020-06-30 01:48
[LeetCode] Maximum
Subarray
求连续子数组的最大和
声明:原题目转载自LeetCode,解答部分为原创Problem:Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]
xblog_
·
2020-06-29 23:07
LeetCode
LeetCode Maximum Product
Subarray
(最大子数组乘积)
Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=6.题意:给出一个数组,求其最大子数组的乘积思路
kgduu
·
2020-06-29 21:35
#
LeetCode Maximum Product
Subarray
解题报告
https://oj.leetcode.com/problems/maximum-product-
subarray
/题目分析:求一个数组,连续子数组的最大乘积。
tanglu2004
·
2020-06-29 20:14
LeetCode
算法
面试题
Java
LeetCode解题报告
[刷题]Maximum
Subarray
III
[LintCode]MaximumSubarrayIIIpublicclassSolution{ /** *@paramnums:Alistofintegers *@paramk:Anintegerdenotetofindknon-overlappingsubarrays *@return:Anintegerdenotethesumofmaxknon-overlappingsubar
yoohoosome
·
2020-06-29 18:54
high
frequency
LeetCode 152. 乘积最大子数组 | Python
文章目录152.乘积最大子数组题目解题思路代码实现实现结果152.乘积最大子数组题目来源:https://leetcode-cn.com/problems/maximum-product-
subarray
"大梦三千秋
·
2020-06-29 16:35
LeetCode
LeetCode.152 - Maximum product
subarray
Leetcode.152https://leetcode.com/problems/maximum-product-
subarray
/defsolve_max_product(A):m=A.copy()
darkchii
·
2020-06-29 16:00
每日一题 Day3--leetcode53--最大子序和
每日一题Day3–leetcode53–最大子序和题目链接:https://leetcode-cn.com/problems/maximum-
subarray
/链接为leetcode中文社区,题目没有区别
小问号的朋友
·
2020-06-29 11:50
每日一题leetcode
LintCode43:Maximum
Subarray
III(求能得到最大和的分组,输出最大和)
动态规划比较难想,但写出来的代码确实简洁,而且处理的逻辑很清晰,不过动态规划很多时候并不是最优解,这里只作为一种理解和示意publicclassMaxSubArray{publicstaticintmaxSubArray(int[]nums,intk){//动态规划最重要的就是找到递推关系//递推的目标是遍历处理完所有元素,处理下一个元素时能够利用到之前的结果,最终得出结果//这里我们需要找的是把
初心江湖路
·
2020-06-29 10:51
算法
Maximum
Subarray
(动态规划经典题)
Givenanintegerarraynums,findthecontiguoussubarray(containingatleastonenumber)whichhasthelargestsumandreturnitssum.Example:Input:[-2,1,-3,4,-1,2,1,-5,4],Output:6Explanation:[4,-1,2,1]hasthelargestsum=6
weixin_42741175
·
2020-06-29 06:40
LeetCode
动态规划
LeetCode 209. 长度最小的子数组 | Python
209.长度最小的子数组题目来源:力扣(LeetCode)https://leetcode-cn.com/problems/minimum-size-
subarray
-sum题目给定一个含有n个正整数的数组和一个正整数
大梦三千秋
·
2020-06-29 04:21
python
leetcode
算法
必考之累加和问题/Maximum Size
Subarray
Sum Equals k
这类
subarray
,continuoussubarray的套路就是必须以每个位置结尾的情况下解subproblem例:必须以0位置结尾情况下的最长。。。必须以1位置结尾的最长。。
98Future
·
2020-06-28 23:30
LeetCode 209. 长度最小的子数组 | Python
.长度最小的子数组题目解题思路代码实现实现结果总结209.长度最小的子数组题目来源:力扣(LeetCode)https://leetcode-cn.com/problems/minimum-size-
subarray
-sum
"大梦三千秋
·
2020-06-28 20:12
LeetCode
leetcode
算法
双指针
python
长度最小的子数组
Subarray
Sum Closet
Givenanintegerarray,findasubarraywithsumclosesttozero.Returntheindexesofthefirstnumberandlastnumber.Given[-3,1,1,-3,5],return[0,2],[1,3],[1,1],[2,2]or[0,4].这题求和最接近0的子数组,属于SubarraySum的followup.思路也很近似,每
weixin_34380781
·
2020-06-28 18:20
Subarray
Sum
给定一个整数数组,找到和为零的子数组。你的代码应该返回满足要求的子数组的起始位置和结束位置。比如给出[-3,1,2,-3,4],返回[0,2]或者[1,3].Lintcode上的一道题目,这一题我开始想到的是bruteforce的方法,求出所有子数组,并判断和是否为0。子数组一共有n*(n-1)/2个,如果每次再求和,则复杂度为O(n^3),于是想到使用DP缓存中间结果,不过无论用一维数组还是二维
weixin_34380296
·
2020-06-28 18:44
LeetCode-53 最大子序和
动态规划分治题目https://leetcode-cn.com/problems/maximum-
subarray
/给定一个整数数组nums,找到一个具有最大和的连续子数组(子数组最少包含一个元素),返回其最大和
FlyCharles
·
2020-06-28 16:28
Continuous
Subarray
Sum
Givenanintegerarray,findacontinuoussubarraywherethesumofnumbersisthebiggest.Yourcodeshouldreturntheindexofthefirstnumberandtheindexofthelastnumber.(Iftheirareduplicateanswer,returnanyone)和MaximumSubar
weixin_34226182
·
2020-06-28 14:36
Maximum
Subarray
Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[−2,1,−3,4,−1,2,1,−5,4],thecontiguoussubarray[4,−1,2,1]hasthelargestsum=6.这个一道非常经典的题目,剑指
weixin_34177064
·
2020-06-28 12:13
LeetCode 53 Maximum
Subarray
最大子数组
DescriptionGivenanintegerarraynums,findthecontiguoussubarray(containingatleastonenumber)whichhasthelargestsumandreturnitssum.Example:Input:[-2,1,-3,4,-1,2,1,-5,4],Output:6Explanation:[4,-1,2,1]hasthel
weixin_34018202
·
2020-06-28 09:38
Maximum
Subarray
II
Givenanarrayofintegers,findtwonon-overlappingsubarrayswhichhavethelargestsum.Thenumberineachsubarrayshouldbecontiguous.Returnthelargestsum.NoticeThesubarrayshouldcontainatleastonenumberForgiven[1,3,-1
weixin_33924770
·
2020-06-28 08:38
Continuous
Subarray
Sum II
Givenancircularintegerarray(thenextelementofthelastelementisthefirstelement),findacontinuoussubarrayinit,wherethesumofnumbersisthebiggest.Yourcodeshouldreturntheindexofthefirstnumberandtheindexofthela
weixin_33859844
·
2020-06-28 06:53
Maximum Product
Subarray
whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=6.总结来说对于
subarray
weixin_33819479
·
2020-06-28 06:50
Continuous
Subarray
Sum
Givenalistofnon-negativenumbersandatargetintegerk,writeafunctiontocheckifthearrayhasacontinuoussubarrayofsizeatleast2thatsumsuptothemultipleofk,thatis,sumsupton*kwherenisalsoaninteger.Example1:Input:[
weixin_33805557
·
2020-06-28 05:24
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
weixin_33730836
·
2020-06-28 04:31
Maximum
Subarray
(动态规划)
Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[-2,1,-3,4,-1,2,1,-5,4],thecontiguoussubarray[4,-1,2,1]hasthelargestsum=6.分析:创建了dp数组,dp[
weixin_30872337
·
2020-06-28 01:03
Sum of
Subarray
Minimums 子数组最小值之和
GivenanarrayofintegersA,findthesumofmin(B),whereBrangesoverevery(contiguous)subarrayofA.Sincetheanswermaybelarge,returntheanswermodulo10^9+7.Example1:Input:[3,1,2,4]Output:17Explanation:Subarraysare[3
weixin_30699235
·
2020-06-27 23:42
Maximum
Subarray
最大子数组
Givenanintegerarraynums,findthecontiguoussubarray(containingatleastonenumber)whichhasthelargestsumandreturnitssum.Example:Input:[-2,1,-3,4,-1,2,1,-5,4],Output:6Explanation: [4,-1,2,1]hasthelargestsum=
weixin_30682127
·
2020-06-27 23:49
Maximum
Subarray
题意是求最大子序列和input:[−2,1,−3,4,−1,2,1,−5,4]ans:6[4,−1,2,1]下面给出三种不同时间复杂度的解法。一.O(N^2)两个point,一个指向子序列的头,一个指向子序列的尾,两层循环求该子序列的和。publicclassSolution{publicintmaxSubArray(int[]nums){intmax=nums[0];for(inti=0;ima
weixin_30376509
·
2020-06-27 18:50
Maximum Product
Subarray
leetcode152.MaximumProductSubarrayFindthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargest
weixin_30362801
·
2020-06-27 18:41
Maximum
Subarray
//remmeberthebeginandtheend//returnthearrayclassSolution{public:intmaxSubArray(vector&nums){intsum=0;intmax=0;intcount=nums.size();for(inti=0;i0){max=max>sum?max:sum;}else{max=sum;sum=0;}}returnmax;}}
followyounger1
·
2020-06-27 15:35
Maximum Sum
Subarray
子序列最大和
Easy,DynamicProgramming给定序列(至少包含一个数),寻找连续子序列,其拥有最大和。Example,给定[-2,1,-3,4,-1,2,1,-5,4],最大子序列[4,-1,2,1]最大和6.这是一个dynamicprogramming解决的优化问题。求A[:]的子序列最大和可以转为求A[:i]的子序列最大和,i为子序列的最大值,不断更行子问题的解来求得最终解。也可以说是使用了
穿越那片海
·
2020-06-27 12:28
Leetcode 53:最大子序和(Maximum
Subarray
)
题目描述:给定一个整数数组nums,找到一个具有最大和的连续子数组(子数组最少包含一个元素),返回其最大和。示例:输入:[-2,1,-3,4,-1,2,1,-5,4],输出:6解释:连续子数组[4,-1,2,1]的和最大,为6。进阶:如果你已经实现复杂度为O(n)的解法,尝试使用更为精妙的分治法求解。算法思路:maxEndingHere表示以当前元素为结尾的元素和的最大值,maxSoFar用于存储
HHH_JJS
·
2020-06-27 11:04
Leetcode
leetcode之Maximum Product
Subarray
题目:Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=6.思路:解决这个问题,想到一个类似的题目,参
12小白
·
2020-06-27 03:25
算法
Maximum Product
Subarray
问题及解法
问题描述:Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.示例giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=6.问题分析:我们设maxi[i]表示以i为结尾的值最大子数
我们要爱学习
·
2020-06-27 02:23
【Leetcode】最接近和子数组
这次是Lintcode的题目:http://www.lintcode.com/zh-cn/problem/
subarray
-sum-closest/给一个数组和k,找出一个子数组,和最接近k,如果有多个返回任意一个
绝世好阿狸
·
2020-06-26 23:34
leetcode
leetcode :Find the contiguous
subarray
within an array (containing at least one number) which has th
题目:Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearray[2,3,-2,4],thecontiguoussubarray[2,3]hasthelargestproduct=6.整理后为:答案:intmaxProduct
九彩九色
·
2020-06-26 23:15
c++
leetcode560——
Subarray
Sum Equals K
题目大意:求出元素和等于K的所有子数组个数分析:暴力O(n³)不可取。可以利用哈希表做到遍历一次得到答案。题意是想找出满足i~j的和为k的子数组,可以转化为sumj-k=sumi,也就是每遍历到一个nums[j],就判断是否已经存在一个和为sum-k,想知道有几个数组满足,只要记录sum出现的次数即可。因此使用哈希表维护:map。注意一开始哈希表中key(和)为0的value(出现次数)为1。代码
tzyshiwolaogongya
·
2020-06-26 21:13
数据结构-哈希表map
leetcode581——Shortest Unsorted Continuous
Subarray
题目大意:找出最短的子数组,子数组排序后能让整个数组升序(非降序)分析:方法一:排序后比较,第一个和最后一个值不相等的位置就是子数组的左右界限。时间O(nlogn),空间O(n)。方法二:题意=>找到乱序子数组的左右界限=>遍历一次找到逆序子数组的最小值(它的正确位置代表子数组的左界限)和最大值(它的正确位置代表子数组的右界限)=>找到两个最值之后,从左往右找最小值本该放的正确位置,从右往左找最大
tzyshiwolaogongya
·
2020-06-26 21:13
数据结构-数组
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
ZeeCoder
·
2020-06-26 18:51
LeetCode
一天一道LeetCode
leetcode
Maximum
Subarray
(dp)
https://leetcode.com/problems/maximum-
subarray
/description/题目:求最大字段和思路:直接用动态规划即可。
计算机的小粽子
·
2020-06-26 18:50
【leetcode系列】【算法】【中等】乘积最大子数组
题目:题目链接:https://leetcode-cn.com/problems/maximum-product-
subarray
/解题思路:动态规划,状态转移公式为:需要注意的一点是,因为有负数的存在
冰临天下
·
2020-06-26 13:10
leetcode系列
Leetcode-152.乘积最大连续子数组
题目来源:https://leetcode-cn.com/problems/maximum-product-
subarray
/给你一个整数数组nums,请你找出数组中乘积最大的连续子数组(该子数组中至少包含一个数字
sinat_41473555
·
2020-06-26 12:36
python
算法
动态规划
LeetCode 643.Maximum Average
Subarray
最大子数组的平均值
LeetCode643.MaximumAverageSubarray最大子数组平均值Description:Givenanarrayconsistingofnintegers,findthecontiguoussubarrayofgivenlengthkthathasthemaximumaveragevalue.Andyouneedtooutputthemaximumaveragevalue.Ex
linjiafengyang
·
2020-06-26 11:43
LeetCode
Array系列之from(),of()
在ES6中,Class语法允许我们为内置类型(比如Array)和自定义类新建子类(比如叫
SubArray
),子类会继承父类的静态方法,比如
SubArray
.from(),调用该方法后会返回子类
SubArray
shadow_yn
·
2020-06-26 08:49
jQuery-js
shortest-unsorted-continuous-
subarray
Givenanintegerarray,youneedtofindonecontinuoussubarraythatifyouonlysortthissubarrayinascendingorder,thenthewholearraywillbesortedinascendingorder,too.Youneedtofindtheshortestsuchsubarrayandoutputitsle
scwMason
·
2020-06-26 07:01
leetcode
Maximum Product
Subarray
vector二维数组初始化赋值复习
Givenanintegerarraynums,findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Example1:Input:[2,3,-2,4]Output:6Explanation: [2,3]hasthelargestproduct6.Example2:In
Heisenberg-William
·
2020-06-26 07:29
Leetcode
Maximum
Subarray
-python(easy) DP思想
题目来源:https://leetcode.com/problems/maximum-
subarray
/discuss/20193/DP-solution-and-some-thoughts题目分析:本题的意思很简单
revivre
·
2020-06-26 05:52
leetcode
上一页
9
10
11
12
13
14
15
16
下一页
按字母分类:
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
其他