DOS (Disk Operating System)Oracle 甲骨文公司(数据库),收购了SUN(Stanford University Network)虚拟机:(Virtual Machine)指通过软件模拟的具有完整硬件系统功能的、运行在一个完全隔离环境中的完整计算机系统。JAVA 跨平台...
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编程语言 时间:
2015-05-24 23:05:36
阅读次数:
229
Problem DescriptionThere is going to be a party to celebrate the 80-th Anniversary of the Ural State University. The University has a hierarchical str...
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其他好文 时间:
2015-05-21 23:57:35
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308
People attend college or university for a lot of different reasons. I believe that the three most common reasons are to prepare for a career, to have ...
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其他好文 时间:
2015-05-16 18:20:11
阅读次数:
126
Besides looking for self-knowledge, people also attend a university or college to expand their knowledge in subjects they find interesting. For many, ...
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其他好文 时间:
2015-05-16 17:53:29
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131
People attend college or university for a lot of different reasons. I believe that the three most common reasons are to prepare for a career, to have ...
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其他好文 时间:
2015-05-15 21:12:50
阅读次数:
140
题目大意:有C头牛,每头牛都有相应的分数和需求,要求在这C头牛中选出N头,使得这N头牛中的分数的中位数达到最大,且需求之和小于等于F解题思路:先按成绩排序
再用两个数组保留最小需求之和
left数组保留第i个位置左边的 N/2个最小需求之和
right数组保留第i个位置右边的 N/2个最小需求之和
如何保留最小的需求之和呢,扫描两遍(左右),用优先队列保留N / 2个最小需求
最后只需要判...
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其他好文 时间:
2015-05-14 08:40:12
阅读次数:
101
官网:www.mongodb.org
中文社区:www.mongoing.com
在线教程:https://university.mongodb.com/
mongodb支持传统的master-slave架构。没有自动故障转移功能,需要指定master和slave端。强烈推荐使用复制集架构,复制集架构比复制架构更好维护,功能更强。
故障切换
复制集通过选举来从当前主节点不可用...
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数据库 时间:
2015-05-13 16:47:49
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302
Problem Description
In 12th Zhejiang College Students Games 2007, there was a new stadium built in Zhejiang Normal University. It was a modern stadium which could hold thousands of people. The audi...
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其他好文 时间:
2015-05-13 10:37:51
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113
POJ2769 ,Reduced ID Numbers,数论,同余,ACM
T. Chur teaches various groups of students at university U. Every U-student has a unique Student Identification Number (SIN). A SIN s is an integer in the range 0 ≤ s ≤ MaxSIN with MaxSIN = 10 6-1. T. Chur finds this ...
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其他好文 时间:
2015-05-11 13:01:31
阅读次数:
129