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note-一个问题
1. 在本地apache下 php版本5.3.13 调用类的方法 :$res['data']=\helper::sort_two_array($res['data'],'SORT_DESC','time');//sort_two_array()方法是非静态的 是可以调用的2.但是 在nginx下.....
分类:其他好文   时间:2014-08-19 16:18:54    阅读次数:164
【HackerRank】Median
题目链接:Median做了整整一天T_T尝试了各种方法:首先看了解答,可以用multiset,但是发现java不支持;然后想起来用堆,这个基本思想其实很巧妙的,就是维护一个最大堆和最小堆,最大堆存放前半部分较小的元素,最小堆存放后半部分较大的元素,并且最大堆的所有元素小于最小堆的所有元素;保持最大堆...
分类:其他好文   时间:2014-08-18 23:21:23    阅读次数:537
区间Dp 暴力枚举+动态规划 Hdu1081
F - 最大子矩形Time Limit:1000MS Memory Limit:10000KB 64bit IO Format:%I64d & %I64uSubmitStatusDescriptionGiven a two-dimensional array of positive and nega...
分类:其他好文   时间:2014-08-18 21:58:12    阅读次数:312
编程之美leetcode之编辑距离
Edit Distance   Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each operation is counted as 1 step.) You have the following 3 operati...
分类:其他好文   时间:2014-08-18 20:35:02    阅读次数:206
【算法导论学习-016】两个已排过序的等长数组的中位数(median of two sorted arrays)
求两个已排过序的等长的数组的中位数(median of two sorted arrays)...
分类:其他好文   时间:2014-08-18 18:46:33    阅读次数:337
HUD 1501 Zipper(记忆化 or DP)
Problem DescriptionGiven three strings, you are to determine whether the third string can be formed by combining the characters in the first two strin...
分类:其他好文   时间:2014-08-18 17:46:52    阅读次数:244
Median of Two Sorted Arrays
①原题 There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity should be O(log (m+n)). ②乡村英语翻译一下 给你两个...
分类:其他好文   时间:2014-08-18 16:40:32    阅读次数:155
HDU-4947-GCD Array(树状数组+莫比乌斯反演)
Problem Description Teacher Mai finds that many problems about arithmetic function can be reduced to the following problem: Maintain an array a with index from 1 to l. There are two kinds of ope...
分类:其他好文   时间:2014-08-18 16:26:42    阅读次数:248
Edit Distance || 计算字符串相似度
Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each operation is counted as 1 step.)...
分类:其他好文   时间:2014-08-18 16:21:57    阅读次数:148
Berserk Rook
Berserk RookAs you may know,chessis an ancient game for which almost everyone has at least a basic understanding of the rules. Chess is a two-player s...
分类:其他好文   时间:2014-08-18 15:45:02    阅读次数:179
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