Stones Time Limit : 5000/3000ms (Java/Other)   Memory Limit : 65535/32768K (Java/Other) Total Submission(s) : 41   Accepted Submission(s) : 34 Font: Times New Roman | Verdana | Georgia Font Size: ← → Problem Description Because of the wrong status of…

A Plug for UNIX Description You are in charge of setting up the press room for the inaugural meeting of the United Nations Internet eXecutive (UNIX), which has an international mandate to make the free flow of information and ideas on the Internet as…

Dirichlet's Theorem on Arithmetic Progressions Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 16733   Accepted: 8427 Description If a and d are relatively prime positive integers, the arithmetic sequence beginning with a and increasing…

2.String是最基本的数据类型吗? 基本数据类型包括byte.int.char.long.float.double.boolean和short. java.lang.String类是final类型的,因此不可以继承这个类.不能修改这个类.为了提高效率节省空间,我们应该用StringBuffer类 3.int 和 Integer 有什么区别 Java 提供两种不同的类型:引用类型和原始类型(或内置类型).Int是java的原始数据类型,Integer是java为int提供的封装类.Java为每…

在平常项目中,我们会遇到这样的业务场景: 客户希望把自己的门店绘制在百度地图上,通过省.市.区的选择,然后加载不同区域下的店铺位置. 先看看效果图吧: 实现思路: 第一步:整理行政区域表: 要实现通过地区筛选来动态加载地图,首先要有一套中国行政区域表.哪里来呢?如果你做过淘宝API接入,应该会想到淘宝物流接口提供了一个官方的行政区域代码,这个比较靠谱. 第二步:收集行政区域的经纬度: 这个就有点麻烦了,虽然可以在百度坐标拾取系统一个一个的收集整理,但是3000多条记录,是个不小的体力活.于是经过…

reference: 6.4 knapsack in Algorithms(算法概论), Sanjoy Dasgupta University of California, San Diego Christos Papadimitriou University of California at Berkeley Umesh Vazirani University of California at Berkeley the unbounded knapsack and 0-1 knapsack a…

Black Box Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 8754 Accepted: 3599 Description Our Black Box represents a primitive database. It can save an integer array and has a special i variable. At the initial moment Black Box is empty an…

Power Network Time Limit: 2000MS Memory Limit: 32768K Total Submissions: 24867 Accepted: 12958 Description A power network consists of nodes (power stations, consumers and dispatchers) connected by power transport lines. A node u may be supplied with…

FatMouse' Trade Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 42953    Accepted Submission(s): 14336 Problem Description FatMouse prepared M pounds of cat food, ready to trade with the cats g…

Oracle 11g的dmp备份文件导入到Oracle 10g,出现错误信息: Import: Release 10.2.0.1.0 - Production on 星期四 7月 9 13:47:04 2015 Copyright (c) 1982, 2005, Oracle. All rights reserved. 连接到: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production With the Part…