Faulty Odometer Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=4278 Description You are given a car odometer which displays the miles traveled as an integer. The odometer has a defect, however: it proceeds from…
软件测试:2.Two Faulty Programs Questions: 1.Identify the fault; 2.If possible, identify a test case that does not execute the fault; (Reachability) 3.If possible, identify a test case that executes the fault, but does not result in an error state; 4.If p…
Faulty Odometer Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2102 Accepted Submission(s): 1456 Problem Description You are given a car odometer which displays the miles traveled as an inte…
Faulty Odometer Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 9301 Accepted: 5759 Description You are given a car odometer which displays the miles traveled as an integer. The odometer has a defect, however: it proceeds from the digi…
题目: Faulty dial Pavel has not played ACM for ages, nor does he train teams, nor prepare problems. The thing is that there are much more global issues that concern him — Pavel ponders on education as a whole. His thoughts are always busy with this, bu…
Description You are given a car odometer which displays the miles traveled as an integer. The odometer has a defect, however: it proceeds from the digit 3 to the digit 5, always skipping over the digit 4. This defect shows up in all positions (the on…
Description You are given a car odometer which displays the miles traveled as an integer. The odometer has a defect, however: it proceeds from the digit 3 to the digit 5, always skipping over the digit 4. This defect shows up in all positions (the on…
在上一篇C#多线程之基础篇2中,我们主要讲述了确定线程的状态.线程优先级.前台线程和后台线程以及向线程传递参数的知识,在这一篇中我们将讲述如何使用C#的lock关键字锁定线程.使用Monitor锁定线程以及线程中的异常处理. 九.使用C#的lock关键字锁定线程 1.使用Visual Studio 2015创建一个新的控制台应用程序. 2.双击打开"Program.cs"文件,然后修改为如下代码: using System; using System.Threading; using…
引言 狭义的分布式系统指由网络连接的计算机系统,每个节点独立地承担计算或存储任务,节点间通过网络协同工作.广义的分布式系统是一个相对的概念,正如Leslie Lamport所说[1]: What is a distributed systeme. Distribution is in the eye of the beholder.To the user sitting at the keyboard, his IBM personal computer is a nondistributed…
RAID: old Redundant Arrays of Inexpensive Disks (廉价磁盘冗余阵列) new Redundant Arrays of Independent Disks (独立磁盘冗余阵列) Berkeley: A case for Redundent Arrays of Inexpensive Disks RAID 功能: 提高IO能力:磁盘并行读写: 提高耐用性:磁盘冗余来实现.但是raid不能取代数据备份,raid只是减少磁盘对于数据的影响.人为操作数据无法…
本文出处:http://www.cqrs.nu/Faq What is a domain? The field for which a system is built. Airport management, insurance sales, coffee shops, orbital flight, you name it. It's not unusual for an application to span several different domains. For example, a…