c++ - 随笔分类(第3页) - 龚细军

关于byte[]字节传输的大端和小端小议

摘要：当前的存储器，多以byte为访问的最小单元，当一个逻辑上的地址必须分割为物理上的若干单元时就存在了先放谁后放谁的问题,于是端(endian)的问题应运而生了,对于不同的存储方法,就有大端(big-endian)和小端(little- endian)两个描述。字节排序按分为大端和小端，概念如下大端(b... 阅读全文

posted @ 2015-01-04 16:56 龚细军阅读(4016) 评论(0) 推荐(0)

hdu 3074 Zjnu Stadium （带权并查集）

摘要：Zjnu StadiumTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1744Accepted Submission(s): 660Problem... 阅读全文

posted @ 2014-12-16 21:30 龚细军阅读(312) 评论(0) 推荐(1)

hdu 2473 Junk-Mail Filter (并查集之点的删除)

摘要：Junk-Mail FilterTime Limit: 15000/8000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6276Accepted Submission(s): 1981P... 阅读全文

posted @ 2014-11-26 16:35 龚细军阅读(211) 评论(0) 推荐(0)

网络编程之socket（转）

摘要：“一切皆Socket！”话虽些许夸张，但是事实也是，现在的网络编程几乎都是用的socket。——有感于实际编程和开源项目研究。我们深谙信息交流的价值，那网络中进程之间如何通信，如我们每天打开浏览器浏览网页时，浏览器的进程怎么与web服务器通信的？当你用QQ聊天时，QQ进程怎么与服务器或你好友所在... 阅读全文

posted @ 2014-10-18 11:45 龚细军阅读(275) 评论(0) 推荐(0)

hduoj-----(2896)病毒侵袭(ac自动机)

摘要：病毒侵袭Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 11909Accepted Submission(s): 3088Problem Descr... 阅读全文

posted @ 2014-10-09 23:48 龚细军阅读(839) 评论(0) 推荐(0)

HDU-----（1083）Courses（最大匹配）

摘要：CoursesTime Limit: 20000/10000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3767Accepted Submission(s): 1800Problem D... 阅读全文

posted @ 2014-09-10 13:55 龚细军阅读(317) 评论(0) 推荐(0)

Tarjan--LCA算法的个人理解即模板

摘要：tarjan---LCA算法的步骤是(当dfs到节点u时): 实际：并查集+dfs具体步骤： 1 在并查集中建立仅有u的集合,设置该集合的祖先为u 1 对u的每个孩子v: 1.1 tarjan之 1.2 合并v到父节点u的集合,确保集合的祖先是u 2 设置u为已遍历 3 处理关于u的查询,若查... 阅读全文

posted @ 2014-09-04 16:09 龚细军阅读(268) 评论(0) 推荐(0)

hdu---(4310)Hero(贪心算法)

摘要：HeroTime Limit: 6000/3000 MS (Java/Others)Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 2606Accepted Submission(s): 1169Problem Descri... 阅读全文

posted @ 2014-08-24 19:18 龚细军阅读(341) 评论(0) 推荐(0)

hdu-------(1848)Fibonacci again and again(sg函数版的尼姆博弈)

摘要：Fibonacci again and againTime Limit: 1000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5088Accepted Submission(s... 阅读全文

posted @ 2014-08-23 09:48 龚细军阅读(518) 评论(0) 推荐(0)

hdu----(1847)Good Luck in CET-4 Everybody!(简单巴什博奕)

摘要：Good Luck in CET-4 Everybody!Time Limit: 1000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5328Accepted Submissi... 阅读全文

posted @ 2014-08-22 21:58 龚细军阅读(464) 评论(0) 推荐(0)

hdu----(1528)Card Game Cheater(最大匹配/贪心)

摘要：Card Game CheaterTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1272Accepted Submission(s): 675Pr... 阅读全文

posted @ 2014-08-22 18:21 龚细军阅读(437) 评论(0) 推荐(0)

hdu------1281 棋盘游戏(最小覆盖点)

摘要：棋盘游戏Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2492Accepted Submission(s): 1452Problem Descri... 阅读全文

posted @ 2014-08-22 10:10 龚细军阅读(457) 评论(0) 推荐(0)

HDUoj-------（1128）Self Numbers

摘要：Self NumbersTime Limit: 20000/10000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6227Accepted Submission(s): 2728Prob... 阅读全文

posted @ 2014-08-20 14:59 龚细军阅读(393) 评论(0) 推荐(0)

cf------(round 2)A. Winner

摘要：A. Winnertime limit per test1 secondmemory limit per test64 megabytesinputstandard inputoutputstandard outputThe winner of the card game popular in Be... 阅读全文

posted @ 2014-08-20 10:57 龚细军阅读(1224) 评论(0) 推荐(0)

cf------(round)#1 B. Spreadsheets(模拟)

摘要：B. Spreadsheetstime limit per test10 secondsmemory limit per test64 megabytesinputstandard inputoutputstandard outputIn the popular spreadsheets syste... 阅读全文

posted @ 2014-08-19 15:58 龚细军阅读(396) 评论(0) 推荐(0)

cf--------(div1)1A. Theatre Square

摘要：A. Theatre Squaretime limit per test2 secondsmemory limit per test64 megabytesinputstandard inputoutputstandard outputTheatre Square in the capital ci... 阅读全文

posted @ 2014-08-18 22:46 龚细军阅读(287) 评论(0) 推荐(0)

poj----(1251)Jungle Roads(最小生成树)

摘要：Jungle RoadsTime Limit:1000MSMemory Limit:10000KTotal Submissions:19265Accepted:8806DescriptionThe Head Elder of the tropical island of Lagrishan has ... 阅读全文

posted @ 2014-08-12 20:20 龚细军阅读(197) 评论(0) 推荐(0)

poj-------(2240)Arbitrage(最短路)

摘要：ArbitrageTime Limit:1000MSMemory Limit:65536KTotal Submissions:15640Accepted:6563DescriptionArbitrage is the use of discrepancies in currency exchange... 阅读全文

posted @ 2014-08-12 19:47 龚细军阅读(1302) 评论(0) 推荐(0)

HDUOJ-----(1162)Eddy's picture（最小生成树）

摘要：Eddy's pictureTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6821Accepted Submission(s): 3444Prob... 阅读全文

posted @ 2014-08-12 15:39 龚细军阅读(367) 评论(0) 推荐(0)

la----3695 City Game(最大子矩阵)

摘要：Bob is a strategy game programming specialist. In his new city building game the gaming environment is as follows: a city is built up by areas, in whi... 阅读全文

posted @ 2014-08-08 21:56 龚细军阅读(260) 评论(0) 推荐(0)

Gxjun

十亩野塘留客钓，一轩春雨对僧棋.

随笔分类 - c++