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第一次作业
1.Software,Software Engineering等名词的来源 请问 “软件” 和 “软件工程” 这些词汇是如何出现的 - 何时、何地、何人? 答:1958 年Turkey在论文"The Teaching of Concrete Mathematics"中提出。最早见于Richard R
分类:其他好文   时间:2016-03-05 23:33:22    阅读次数:317
lightoj 1234
Description In mathematics, the nth harmonic number is the sum of the reciprocals of the first n natural numbers: In this problem, you are given n, yo
分类:其他好文   时间:2016-03-03 20:52:03    阅读次数:270
POJ 1781 In Danger Joseph环 位运算解法
Joseph环,这次模固定是2.假设不是固定模2,那么一般时间效率是O(n)。可是这次由于固定模2,那么能够利用2的特殊性,把时间效率提高到O(1)。 规律能够看下图: 具体具体解析请看大师Knuth的Concrete mathematics。 补上纯粹利用位运算写的程序: 作者:靖心 http:/
分类:其他好文   时间:2016-02-07 21:22:48    阅读次数:448
Jan 09 - Count Primes; Mathematics; Optimization; Primes; DP;
第一种方法TheSieve of Eratosthenesis one of the most efficient ways to find all prime numbers up ton.The Sieve of Eratosthenes uses an extra O(n) memory an...
分类:其他好文   时间:2016-01-10 14:17:47    阅读次数:118
How to do Mathematics
著作权归作者所有。商业转载请联系作者获得授权,非商业转载请注明出处。作者:匿名用户链接:http://www.zhihu.com/question/30087053/answer/47815698来源:知乎BensonFarb:晨兴通俗报告HowtodoMathematics文稿(z)晨兴通俗报告H...
分类:其他好文   时间:2015-12-15 14:24:48    阅读次数:286
sublinear function
from wikipediathe concept of sublinear function in CS and Mathematics is different.Every sublinear function is aconvexfunctional
分类:其他好文   时间:2015-12-06 19:08:16    阅读次数:129
有吧友需要PDF的下载站点,好吧,我这边汇总一下
【经验】谈谈怎么找自己想要的资源吧~http://www.cnblogs.com/dunitian/p/4715482.htmlPDFFree Computer, Programming, Mathematics, Technical Books, Lecture Notes and Tutoria...
分类:其他好文   时间:2015-12-04 20:57:02    阅读次数:163
hdu 5534 Partial Tree(完全背包)
Problem DescriptionIn mathematics, and more specifically in graph theory, a tree is an undirected graph in which any two nodes are connected by exactl...
分类:其他好文   时间:2015-11-27 21:54:29    阅读次数:285
HDU 5534/ 2015长春区域H.Partial Tree DP
Partial TreeProblem DescriptionIn mathematics, and more specifically in graph theory, a tree is an undirected graph in which any two nodes are connect...
分类:其他好文   时间:2015-11-19 14:53:59    阅读次数:139
CodeForces 590A Median Smoothing
A schoolboy named Vasya loves reading books on programming and mathematics. He has recently read an encyclopedia article that described the method ofm...
分类:其他好文   时间:2015-10-27 17:22:07    阅读次数:174
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