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Maximum Product Subarray
这题看起来和max subarray差不多,只是加法变乘法,尝试过用分治法,发现划分情况的时候特别麻烦。于是分析下这题本身的特点:1、对0较敏感,一旦有0,乘积就不变了,所以需要在遇到0 的时候将数组拆分2、如果没有0, 一旦相乘,绝对值肯定会变大,所以仅考虑正负号的问题就够了。若整个数组相乘是一个...
分类:其他好文   时间:2014-09-30 17:23:59    阅读次数:206
[Leetcode] Longest Palindromic Substring
Given a stringS, find the longest palindromic substring inS. You may assume that the maximum length ofSis 1000, and there exists one unique longest pa...
分类:其他好文   时间:2014-09-30 17:19:19    阅读次数:173
Maximum Entropy Model(最大熵模型)初理解
Maximum Entropy Model(最大熵模型) 推导
分类:其他好文   时间:2014-09-30 14:26:29    阅读次数:156
[Leetcode] Maximum Product Subarray
Find the contiguous subarray within an array (containing at least one number) which has the largest product.For example, given the array[2,3,-2,4],the...
分类:其他好文   时间:2014-09-29 03:53:16    阅读次数:255
POJ - 3693 Maximum repetition substring(后缀数组求重复次数最多的连续重复子串)
Description The repetition number of a string is defined as the maximum number R such that the string can be partitioned into R same consecutive substrings. For example, the repetition number of ...
分类:其他好文   时间:2014-09-28 19:34:34    阅读次数:417
HDU 5052 Yaoge’s maximum profit 裸树链剖分 2014 ACM/ICPC Asia Regional Shanghai Online
题意: 给定n个点的带点权树。 下面n行给出每个点点权表示每个点买卖鸡腿的价格 下面n-1行给出树边 下面Q个操作 Q行 u, v, val 从u走到v,过程中可以买一个鸡腿,然后到后面卖掉,输出max(0, 最大的收益) 然后给[u,v]路径上点点权+=val 思路: 树链剖分裸题 屌丝题解:点击打开链接 #pragma comment(linker, "/STA...
分类:其他好文   时间:2014-09-28 18:19:26    阅读次数:288
[leetcode]Maximum Product Subarray
新题。。。不过很简单。。半年才更新一个题。。。class Solution {public: int maxProduct(int arr[], int n) { int pmax = arr[0]; int pmin = arr[0]; int an...
分类:其他好文   时间:2014-09-28 13:25:52    阅读次数:178
Max Points on a Line
题目描述:Givennpoints on a 2D plane, find the maximum number of points that lie on the same straight line.解题方案:该题想不到其他好办法,唯有暴力破解,两点求斜率,如果斜率相同,意味着共线,然后求出最大...
分类:其他好文   时间:2014-09-28 10:50:31    阅读次数:162
[leetcode] Maximum Product Subarray @ python
[leetcode] Latest added:2014-09-23Find the contiguous subarray within an array (containing at least one number) which has the largest product.For exam...
分类:编程语言   时间:2014-09-28 01:51:00    阅读次数:499
TCP listen() Backlog
The backlog has an effect on the maximum rate at which a server can accept new TCP connections on a socket. The rate is a function of both the backlog value and the time that connections stay on th...
分类:其他好文   时间:2014-09-28 00:32:21    阅读次数:301
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