Arctic Network Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 9557   Accepted: 3187 Description The Department of National Defence (DND) wishes to connect several northern outposts by a wireless network. Two different communication tech…

To the Max Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 39058   Accepted: 20629 Description Given a two-dimensional array of positive and negative integers, a sub-rectangle is any contiguous sub-array of size 1*1 or greater located wi…

第一步:数据库->属性->选项->限制访问:SINGLE_USER 第二步:ALTER DATABASE [数据库名称] collate Chinese_PRC_CI_AI 第三步:数据库->属性->选项->限制访问:MULTI_USER   版权声明:本文为博主原创文章,未经博主允许不得转载.…

*** glibc detected *** malloc(): memory corruption: 0x09eab988 *** 发现是由于memset越界写引起的. 在Linux Server上不好模拟出来:不过若是先malloc,再越界memset,再free此内存块,然后malloc新内存块就会出现类似错误. #include<stdio.h> #include<stdlib.h> #include<string.h> int main() { char *p…

sscanf 其实很强大 分类: 纯C技术 技术笔记 2010-03-05 16:00 12133人阅读 评论(4) 收藏 举报 正则表达式stringbuffercurlgoogle 最近在做日志分析,linux C 的开发环境,在对每行日志进行处理的时候,手下一个小伙用的是逐字节拆分成字段. 刚开始没注意,后来每天10几G的日志上来后,发现除了速度特别慢以外,还经常出问题,遇到错误格式的日志就直接崩溃... 拿过来帮他改的时候,觉得这里完全可以用sscanf来进行处理,于是google+ma…

Mayor's posters Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 40570   Accepted: 11798 Description The citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral post…

Uncle Tom's Inherited Land* Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 1869    Accepted Submission(s): 777 Special Judge Problem Description Your old uncle Tom inherited a piece of land fr…

PIGS Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 18209 Accepted: 8277 Description Mirko works on a pig farm that consists of M locked pig-houses and Mirko can't unlock any pighouse because he doesn't have the keys. Customers come to th…

4 Values whose Sum is 0 Time Limit: 15000MS Memory Limit: 228000K Total Submissions: 17875 Accepted: 5255 Case Time Limit: 5000MS Description The SUM problem can be formulated as follows: given four lists A, B, C, D of integer values, compute how man…

Gold Balanced Lineup Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 13215 Accepted: 3873 Description Farmer John's N cows (1 ≤ N ≤ 100,000) share many similarities. In fact, FJ has been able to narrow down the list of features shared by h…