Say you have an array for which the ith element is the price of a given stock on day i.
If you were only permitted to complete at most one transaction (ie, buy one and sell one share of the stock),...
分类：
其他好文 时间：
2015-02-04 18:49:28
阅读次数：
123
uva 307 Sticks
George took sticks of the same length and cut them randomly until all parts became at most 50 units long. Now he wants to return sticks to the original state, but he forgot how m...
分类：
其他好文 时间：
2015-02-04 16:47:33
阅读次数：
187
The layout system is one of the most powerful parts of Ext JS. It handles the sizing and positioning of everyComponentin your application. This guide ...
分类：
Web程序 时间：
2015-02-04 10:50:09
阅读次数：
280
序号1： A,随便模拟好了，最后30秒发现一个都比的错误，无奈输错格式。2： B，问你出去两个点，以及所产生的边 问你：产生多的联通快 加答案加1. 数据小，随便写暴力3： copy思路。我们先证明产生的最大答案是:A:x个 B：y个 ，C:z个；那么most=x*y+y*z+z*...
分类：
其他好文 时间：
2015-02-04 00:27:27
阅读次数：
296
https://oj.leetcode.com/problems/container-with-most-water/Givennnon-negative integersa1,a2, ...,an, where each represents a point at coordinate (i,ai...
分类：
其他好文 时间：
2015-02-03 20:55:30
阅读次数：
132
系统环境：RHEL5.4 python2.5（手动编译安装，系统带有2.4版本）在使用python脚本访问数据库时，需要导入cx_Oracle模块 $>>>import cx_OracleTraceback (most recent call last): File "/ghca/monitor/....
分类：
数据库 时间：
2015-02-03 17:06:28
阅读次数：
532
安全性：Sandstorm在确保安全不是个问题的同时让你远离邪恶(或者bug无极限)的应用。Sandstorm is designed by security wonks. Where most developers don't want to think about security, we care deeply about it, and have designed the whole sy...
分类：
其他好文 时间：
2015-02-03 11:07:50
阅读次数：
250
uva 331 Mapping the Swaps
Sorting an array can be done by swapping certain pairs of adjacent entries in the array. This is the fundamental technique used in the well-known bubble sort. If we li...
分类：
移动开发 时间：
2015-02-02 18:07:12
阅读次数：
179
统计斜杠出现了奇数次还是偶数次
点击打开链接
Long time ago, most of PCs were equipped with video cards that worked only in text mode. If theprogrammer wanted to show a picture on a screen, he had to use pseudograph...
分类：
其他好文 时间：
2015-02-02 12:41:05
阅读次数：
173
Notes from C++ PrimerAssociative containers differ in fundamental respect from the sequential containers: elements in associative containers are store...
分类：
其他好文 时间：
2015-02-02 12:30:18
阅读次数：
125
