Subarray

Maximum Product Subarray

题目链接：https://leetcode.com/problems/maximum-product-subarray/题目描述：求最大连续子序列乘积。
codeTZ·2016-01-31 14:00

Maximum Subarray

题目链接：https://leetcode.com/problems/maximum-subarray/题目描述：求最大连续子序列和。
codeTZ·2016-01-31 14:00

Maximum Subarray

Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[−2,1,−3,4,−1,2,1,−5,4],thecontiguoussubarray[4,−1,2,1]hasthelargestsum=6.一道动态规划的题目，解决这道
KickCode·2016-01-31 12:05

leetcode209-Minimum Size Subarray Sum(最小长度子数组和)

问题描述：Givenanarrayofnpositiveintegersandapositiveintegers,findtheminimallengthofasubarrayofwhichthesum≥s.Ifthereisn’tone,return0instead.Forexample,giventhearray[2,3,1,2,4,3]ands=7,thesubarray[4,3]hasth
will130·2016-01-25 23:00

Maximum Subarray

https://leetcode.com/problems/maximum-subarray/dp题很老了dp[i]是以i为结尾的和，那么当遍历到第i个数的时候，有两种选择，从i开始中心来，或者接着之前的
wangyaninglm·2016-01-21 23:00

LeetCode:Maximum Product Subarray

MaximumProductSubarrayTotalAccepted: 48973 TotalSubmissions: 231867 Difficulty: MediumFindthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestproduct.Forexample,giventhearr
itismelzp·2016-01-12 15:00

算法导论课后习题解析 第四章 上

4.1-21234567891011Maximun-Subarray(A)    max=-infinity    for i=1toA.length        sum=0        for j
sushauai·2016-01-10 11:00

LeetCode Maximum Subarray

LeetCode解题之MaximumSubarray原题求一个数组中和最大的子数组。注意点：需要考虑负数的情况例子：输入:nums=[-2,1,-3,4,-1,2,1,-5,4]输出:6(数组[4,-1,2,1]的和)解题思路又是比较经典的动态规划的题目。主要有以下几个概念，依次计算以第k个数作为子数组末尾的最优子数组（和最大）的和dp[]，然后求dp中的最大值。那递推关系是怎样的呢，当把下一个数
u013291394·2016-01-10 11:00

[LeetCode325] Maximum Size Subarray Sum Equals k

Givenanarraynumsandatargetvaluek,findthemaximumlengthofasubarraythatsumstok.Ifthereisn'tone,return0instead. Example1: Givennums=[1,-1,5,-2,3],k=3, return4.(becausethesubarray[1,-1,5,-2]sumsto3andisth
u012175043·2016-01-08 15:00

Maximum Product Subarray

152.MaximumProductSubarrayMySubmissionsQuestionTotalAccepted: 48484 TotalSubmissions: 230299 Difficulty: MediumFindthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestprodu
EbowTang·2016-01-06 20:00

LeetCode "Maximum Size Subarray Sum Equals k"

Nothingspecial.Pointis,howcleancanyoudoit?classSolution { public: intmaxSubArrayLen(vector&nums,intk) { intn=nums.size(); //PartialSum vectorasum(n); partial_sum(nums.begin(),nums.end(),asum
Tonix·2016-01-06 18:00

LeetCode:Maximum Subarray

MaximumSubarrayTotalAccepted: 91379 TotalSubmissions: 256225 Difficulty: MediumFindthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray [−2,1,−3
itismelzp·2016-01-06 15:00

Minimum Size Subarray Sum

209.MinimumSizeSubarraySumTotalAccepted:26840TotalSubmissions:105654Difficulty:MediumGivenanarrayofnpositiveintegersandapositiveintegers,findtheminimallengthofasubarrayofwhichthesum≥s.Ifthereisn'tone,
EbowTang·2016-01-04 09:40

Minimum Size Subarray Sum

209.MinimumSizeSubarraySumMySubmissionsQuestionTotalAccepted: 26840 TotalSubmissions: 105654 Difficulty: MediumGivenanarrayof n positiveintegersandapositiveinteger s,findtheminimallengthofasubarrayofw
EbowTang·2016-01-04 09:00

九章算法面试题87 最小子数组

在线评测本题：http://www.lintcode.com/zh-cn/problem/minimum-subarray/解答这道题和maxsubarray很类似，我用local和global的dp方式阔以解决这道那么我们来看动态规划的四个要素分别是什么
九章算法·2016-01-03 13:02

Minimum Size Subarray Sum 解题报告

题目链接:https://leetcode.com/problems/minimum-size-subarray-sum/Givenanarrayof n positiveintegersandapositiveinteger
qq508618087·2015-12-30 14:00

Maximum Subarray

题目翻译：在数组中找到连续的子数组（包含至少一个数字），他的和是所有子数组最大的。例如，给定的数组[−2,1，−3,4，−1,2,1，−5,4]，的子数组[4，−1,2,1]hasthelargestsum=6。分析：典型的动态规划问题：定义子问题：tmpSum[i]为以第i个元素结尾的最大连续子数组和很显然在for循环遍历的过程中，只有两种情况：1）tmpSum[i]重新以当前元素nums[i]
EbowTang·2015-12-28 23:13

Maximum Subarray

53.MaximumSubarrayMySubmissionsQuestionTotalAccepted: 89899 TotalSubmissions: 253014 Difficulty: MediumFindthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexampl
EbowTang·2015-12-28 23:00

Maximum Product Subarray 解题报告

题目链接：https://leetcode.com/problems/maximum-product-subarray/Findthecontiguoussubarraywithinanarray(containingatleastonenumber
qq508618087·2015-12-22 15:00

[leetcode]Minimum Size Subarray Sum

题目描述如下：Givenanarrayofnpositiveintegersandapositiveintegers,findtheminimallengthofasubarrayofwhichthesum≥s.Ifthereisn’tone,return0instead.Forexample,giventhearray[2,3,1,2,4,3]ands=7,thesubarray[4,3]has
u012505618·2015-12-19 19:00

[LeetCode] Minimum Size Subarray Sum 解题思路

Givenanarrayof n positiveintegersandapositiveinteger s,findtheminimallengthofasubarrayofwhichthesum≥ s.Ifthereisn'tone,return0instead.Forexample,giventhearray [2,3,1,2,4,3] and s=7,thesubarray [4,3] h
TonyYPZhang·2015-12-19 15:00

leetcode -- Minimum Size Subarray Sum -- 重点

https://leetcode.com/problems/minimum-size-subarray-sum/这里一开始想的是，可以用i，j指向0,0，然后j往前走，直到sum>=s.随后再令i=j,
xyqzki·2015-12-18 20:00

[leetcode] Maximum Subarray 解题报告

题目链接：https://leetcode.com/problems/maximum-subarray/Findthecontiguoussubarraywithinanarray(containingatleastonenumber
qq508618087·2015-12-16 08:00

leetcode -- Maximum Product Subarray -- 重点

https://leetcode.com/problems/maximum-product-subarray/参考思路：http://yucoding.blogspot.hk/2014/10/leetcode-quesion-maximum-product.html
xyqzki·2015-12-12 20:00

leetcode -- Maximum Subarray -- 经典问题常考

https://leetcode.com/problems/maximum-subarray/思路1：假设A(0,i)区间存在k，使得[k,i]区间是以i结尾区间的最大值，定义为Max[i],换句话说max
xyqzki·2015-12-11 23:00

【Leetcode】Maximum Subarray

题目链接：https://leetcode.com/problems/maximum-subarray/题目：Findthecontiguoussubarraywithinanarray(containingatleastonenumber
yeqiuzs·2015-12-04 16:00

LeetCode -- 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.在数组nums[]
csharp25·2015-11-29 22:00

LeetCode -- 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.在数组nums[]
_iorilan·2015-11-29 22:16

LeetCode -- 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.在数组nums[]
csharp25·2015-11-29 22:00

leetcode-53 Maximum Subarray 连续子数组的最大和

问题描述：Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray [−2,1,−3,4,−1,2,1,−5,4],thecontiguoussubarray [4,−1,2,1] hasthelargestsum= 6. 问题分析
woliuyunyicai·2015-11-27 20:00

053 - Maximum Subarray

Findthecontiguoussubarraywithinanarray(containingatleastonenumber)whichhasthelargestsum.Forexample,giventhearray[−2,1,−3,4,−1,2,1,−5,4],thecontiguoussubarray[4,−1,2,1]hasthelargestsum=6.clicktoshowmor
shuimuyq·2015-11-26 18:00

LeetCode -- 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
csharp25·2015-11-21 10:00

leetcode 52: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.clickto
onlyou2030·2015-11-16 20:00

《leetCode》：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.题目大意：求出连续
u010412719·2015-11-13 21:00

DP Leetcode - Maximum Product Subarray

近期一直忙着写paper，非常久没做题，一下子把题目搞复杂了。。思路理清楚了非常easy，每次仅仅需更新2个值：当前子序列最大乘积和当前子序列的最小乘积。最大乘积被更新有三种可能：当前A[i]>0,乘曾经面最大的数（>0),得到新的最大乘积；当前A[i]<0,乘曾经面最小的数（<0),得到新的最大乘积；A[i]它自己>0,（A[i-1]==0。最小乘积同理。。
·2015-11-13 20:04

Maximum Subarray

问题：最大连续子窜和是多少分析：动态规划，定义max记录最大值，sum记录以i结束的连续子窜的最大值 class Solution { public: int maxSubArray(int A[], int n) { int sum; int MAX=A[0]; sum=A[0]; for(int i=1;i
·2015-11-13 15:28

leetcode------Maximum Subarray

标题： Maximum Subarray 通过率： 34.5% 难度： 中等 Find the contiguous subarray within an array (containing
·2015-11-13 14:16

Leetcode | Maximum Product Subarray

Leetcode 加新题了 Find the contiguous subarray within an array (containing at least one number) which has
·2015-11-13 12:58

leetcode Maximum Product Subarray

之前好像做过这样的，以前是加法，现在是乘法。 一开始我也傻逼得用n方的试了下，肯定是TLE的。 那显然就是可以O(n)解决了 用两个dp数组，一个存最大值，一个存最小值，因为可能是负数再乘以负数就很大了，所以每次更新需要借助最小值一同更新最大值。最后遍历一边dp大的数组就有答案了。 class Solution { public: int maxProduct(int A[]
·2015-11-13 11:13

最大数组连续子向量的最大和

最近研究最大数组，稍微总结一下，以后继续补充：     标题：     Find the contiguous subarray
·2015-11-13 11:20

Data Structure Array: Find if there is a subarray with 0 sum

http://www.geeksforgeeks.org/find-if-there-is-a-subarray-with-0-sum/ 1 #include <iostream>
·2015-11-13 10:55

Data Structure Array: Maximum circular subarray sum

http://www.geeksforgeeks.org/maximum-contiguous-circular-sum/ 1 #include <iostream> 2 #include <vector> 3 #include <algorithm> 4 #include <queue> 5 #include <stac
·2015-11-13 10:53

Data Structure Array: Largest subarray with equal number of 0s and 1s

http://www.geeksforgeeks.org/largest-subarray-with-equal-number-of-0s-and-1s/ 1 #include <iostream
·2015-11-13 10:52

LeetCode: Maximum Subarray

自己想得太复杂了，网上查了别人的代码。。太简单了。。 1 class Solution { 2 public: 3 int maxSubArray(int A[], int n) { 4 // Start typing your C/C++ solution below 5 // DO NOT write int main() func
·2015-11-13 10:12

LeetCode: Maximum Product Subarray

很久没练只能看别人代码了 1 class Solution { 2 public: 3 int maxProduct(int A[], int n) { 4 if (n == 0) return 0; 5 int curMax, curMin, ans; 6 ans = curMax = curMin = A[0];
·2015-11-13 09:20

leetcode Maximum Subarray

题目：Find the contiguous subarray within an array (containing at least one number) which has the largest
·2015-11-13 08:04

LeetCode Online Judge 题目C# 练习 - Maximum Subarray

Find the contiguous subarray within an array (containing at least one number) which has the largest sum.For
·2015-11-13 08:00

[LeetCode]Maximum Subarray

Find the contiguous subarray within an array (containing at least one number) which has the largest sum
·2015-11-13 07:13

[LeetCode]Unique Paths

Find the contiguous subarray within an array (containing at least one number) which has the largest sum
·2015-11-13 07:04

CC Subarray LCM （数学）

  题目连接：http://www.codechef.com/problems/SUBLCM 题意：给定一个序列，求最长连续子序列满足 LCM(Ai,Ai+1...Aj) =Ai*Ai+1*...*Aj。 分析：若要满足 LCM(Ai,Ai+1...Aj) =Ai*Ai+1*...*Aj，必须子序列内两两互质（没有相同质因子），因此首先筛素因
·2015-11-13 06:25
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