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模拟括号
Let S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways:q By an integer sequence P = p1 p2...pn where pi is...
分类:其他好文   时间:2014-05-26 22:07:33    阅读次数:300
欧拉项目005:最小公倍数
Smallest multiple Problem 5 2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smallest positive number that is evenly di...
分类:其他好文   时间:2014-05-23 01:51:13    阅读次数:261
The new Portable Class Library for SQLite z
Microsoft Open Technologies has recently released a Portable Class Libraryfor SQLite. Thanks to it, we can use SQLite in the same way in all the suppo...
分类:数据库   时间:2014-05-22 15:06:51    阅读次数:428
SPOJ GSS5 Can you answer these queries V (线段树)
比GSS3 麻烦在于要判断两个区间的相交性。 分为三种情况. 1. x1 y1 x2 y2   这种情况就是   x1 y1 的右最大  +   sum【y1  x2】 + x2 y2的做最大 2.x1 x2 y2 y1 其实就是 y1==y2的时候 要么区间在 x2-y2之间 要么区间的头在  x1 x2之间,尾在 x2 y2之间 3. x1 x2 y1 y2。 这种情况...
分类:其他好文   时间:2014-05-22 11:48:33    阅读次数:261
性能测试结果分析
Definitions:?StressTests the server –Peak volume over a short span of time?LoadTests the database –Largest load the database can handle at one time?Vo...
分类:其他好文   时间:2014-05-22 01:29:01    阅读次数:338
TI C66x DSP硬件信号量 - 2
The semaphore module can be used as an arbiter to ensure mutual exclusivity when sharing resources over multiple cores in a multicore device. It provides up to 64 independent semaphores that can be ac...
分类:其他好文   时间:2014-05-21 16:26:59    阅读次数:234
Leetcode: Combinations
参考别人的code, 看似不难的题,其实挺费事的。思想还是:From this example, we can see that in the first position of the resulting combinations we can chose number 1-5. Assume t...
分类:其他好文   时间:2014-05-21 14:24:04    阅读次数:241
LeetCode: Multiply Strings [042]
【题目】 Given two numbers represented as strings, return multiplication of the numbers as a string. Note: The numbers can be arbitrarily large and are non-negative. 【题意】 给定用字符串表示的整数,返回两个数的乘积结果字符串。两个数字都非负,且能任意大。 【思路】 1. 考虑其中一个数是0的情况 2. 模拟乘法运算...
分类:其他好文   时间:2014-05-21 13:45:37    阅读次数:214
hdu 1114 Piggy-Bank -- 完全背包
Piggy-Bank Problem Description Before ACM can do anything, a budget must be prepared and the necessary financial support obtained. The main income for this action comes from Irreversibly Bound M...
分类:其他好文   时间:2014-05-21 10:17:35    阅读次数:289
【Error】Python:ascii codec can't decode byte 0xe8 in position 0:ordinal not in range(128)
最近编写Python程序时经常遇见中文相关的问题,这里说一个问题的解决方法。 我在使用json模块的dumps()函数时,因为涉及到中文,报出如下错误: ascii codec can't decode byte 0xe8 in position 0:ordinal not in range(128) 这是编码相关的问题,在该程序中加入如下代码: import sys reload(sys) sys.setdefaultencoding('utf-8') 这样就可以解决该问题了,希望对大家有所帮助。...
分类:编程语言   时间:2014-05-21 09:47:21    阅读次数:323
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