Choose the best route Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 32768/32768K (Java/Other) Total Submission(s) : 86   Accepted Submission(s) : 35 Font: Times New Roman | Verdana | Georgia Font Size: ← → Problem Description One day , Kiki…

as Scott Meyers said in his book Effective STL, "My advice on choosing among the sorting algorithms is to make your selection based on what you need to accomplish, not on performance considerations. If you choose an algorithm that does only what you…

Continuous Login Time Limit: 2 Seconds      Memory Limit: 131072 KB      Special Judge Pierre is recently obsessed with an online game. To encourage users to log in, this game will give users a continuous login reward. The mechanism of continuous log…

Choose the best route Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 8224    Accepted Submission(s): 2706 Problem Description One day , Kiki wants to visit one of her friends. As she is liable…

Ranking System Time Limit: 2 Seconds      Memory Limit: 65536 KB Few weeks ago, a famous software company has upgraded its instant messaging software. A ranking system was released for user groups. Each member of a group has a level placed near his n…

最近做的项目中,有一个类似微博中的评论转发功能,屏幕底端有一个输入框用textView来做,当textView成为第一响应者的时候它的Y值随着键盘高度的改变而改变,保证textView紧贴着键盘,但又不会被键盘挡住. 下面是我实现的方法:(利用通知) 1 2 3 4 5 6 7 8 9 10 11 12 // 键盘通知     // 键盘的frame发生改变时发出的通知(位置和尺寸)     //    UIKeyboardWillChangeFrameNotification     //  …

属性/方法名: 说明: [基本属性] URL:String; 指定媒体位置,本机或网络地址 uiMode:String; 播放器界面模式,可为Full, Mini, None, Invisible playState:integer; 播放状态,1=停止,2=暂停,3=播放,6=正在缓冲,9=正在连接,10=准备就绪 enableContextMenu:Boolean; 启用/禁用右键菜单 fullScreen:boolean; 是否全屏显示 [controls] wmp.controls //…

Safecracker Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 10165 Accepted Submission(s): 5213 Problem Description === Op tech briefing, 2002/11/02 06:42 CST === "The item is locked in a Klein saf…

Maya Calendar Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 70016   Accepted: 21547 Description During his last sabbatical, professor M. A. Ya made a surprising discovery about the old Maya calendar. From an old knotted message, profes…

Financial Management Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 164431   Accepted: 61085 Description Larry graduated this year and finally has a job. He's making a lot of money, but somehow never seems to have enough. Larry has deci…

Hangover Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 108765   Accepted: 53009 Description How far can you make a stack of cards overhang a table? If you have one card, you can create a maximum overhang of half a card length. (We're a…

加载bcmdhd模块:# modprobe bcmdhd 如果你希望开启 AP 模式,那么:# modprobe bcmdhd op_mode=2 在/etc/modules文件内添加bcmdhd op_mode=2,以实现bcmdhd模块的开机自动加载. hostapd安装与配置 参考链接:http://wireless.kernel.org/en/users/Documentation/hostapd#Using_your_distributions_hostapd 安装hostapd: 1…

UIkit动力学是UIkit框架中模拟真实世界的一些特性. UIDynamicAnimator 主要有UIDynamicAnimator类,通过这个类中的不同行为来实现一些动态特性. 它一般有两种初始化方法,先讲常见的第一种 ? 1 animator= [[UIDynamicAnimator alloc] initWithReferenceView:self.view]; 动态特性的实现主要依靠它所添加的行为,通过以下方法进行添加和移除, ? 1 2  [animator addBehavior…

Graph Theory                                                                 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)                                                                                        …

L3-010. 是否完全二叉搜索树 时间限制 400 ms 内存限制 65536 kB 代码长度限制 8000 B 判题程序 Standard 作者 陈越 将一系列给定数字顺序插入一个初始为空的二叉搜索树(定义为左子树键值大,右子树键值小),你需要判断最后的树是否一棵完全二叉树,并且给出其层序遍历的结果. 输入格式: 输入第一行给出一个不超过20的正整数N:第二行给出N个互不相同的正整数,其间以空格分隔. 输出格式: 将输入的N个正整数顺序插入一个初始为空的二叉搜索树.在第一行中输出结果树的层序…

转载自 Blog of 天外的星星: http://www.cnblogs.com/leo-lsw/p/log4j2tutorial.html Log4j 2的好处就不和大家说了,如果你搜了2,说明你对他已经有一定的了解,并且想用它,所以这里直接就上手了. 1. 去官方下载log4j 2,导入jar包,基本上你只需要导入下面两个jar包就可以了(xx是乱七八糟的版本号): log4j-core-xx.jar log4j-api-xx.jar 2. 导入到你的项目中:这个就不说了. 3. 开始使用…

转载自:http://yangtingkun.itpub.net/post/468/13318 物化视图的快速刷新采用了增量的机制,在刷新时,只针对基表上发生变化的数据进行刷新.因此快速刷新是物化视图刷新方式的首选. 但是快速刷新具有较多的约束,而且对于采用ON COMMIT模式进行快速刷新的物化视图更是如此.对于包含聚集和包含连接的物化视图的快速刷新机制并不相同,而且对于多层嵌套的物化视图的快速刷新更是有额外的要求. 如此多的限制一般很难记全,当建立物化视图失败时,Oracle给出的错误信息又…

************************************************************ * 标题:MS SQLServer 批量附加数据库 * 说明:请根据下面的注释使用此脚本 * 时间: 2015/7/13 11:16:41 ************************************************************/ USE MASTER GO IF OBJECT_ID('[sp_AttchDataBase]') IS NOT N…

thanks prof. Abhiram Ranade for his vedio on Longest Common Subsequence 's back track search view in lecture 19, nice explanation indeed. // back track, recursive, 390 ms, O(m*n) memory #include <cstdio> #include <vector> #include <string&g…

the 2 version are essentially the same, except version 2 search from the larger end, which reduce the search time in extreme condition from linear to constant, so be faster. version 1 #include <cstdio> #include <algorithm> struct LWPair{ int l…

1.算法简介 1.1筛法起源 筛法是一种简单检定素数的算法.据说是古希腊的埃拉托斯特尼(Eratosthenes,约公元前274-194年)发明的,又称埃拉托斯特尼筛法(sieve of Eratosthenes). 1.2筛法过程 具体做法是:给出要筛数值的范围 n,找出 n√以内的素数p1,p2,p3,--,pk.从最小素数2去筛,即把2留下,把2的倍数剔除掉:再用下一个素数,也就是3筛,把3留下,把3的倍数剔除掉:接下去用下一个素数5筛,把5留下,把5的倍数剔除掉:不断重复下去. 2.实现…

Improving the GPA Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 606 Accepted Submission(s): 451 Problem Description Xueba: Using the 4-Point Scale, my GPA is 4.0. In fact, the AVERAGE SCORE of…

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…

Beauty of Array Time Limit: 2 Seconds Memory Limit: 65536 KB Edward has an array A with N integers. He defines the beauty of an array as the summation of all distinct integers in the array. Now Edward wants to know the summation of the beauty of all…

Ace of Aces Time Limit: 2 Seconds Memory Limit: 65536 KB There is a mysterious organization called Time-Space Administrative Bureau (TSAB) in the deep universe that we humans have not discovered yet. This year, the TSAB decided to elect an outstandin…

The Pilots Brothers' refrigerator Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 20304   Accepted: 7823   Special Judge Description The game "The Pilots Brothers: following the stripy elephant" has a quest where a player needs to o…

IP Address Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 19125   Accepted: 11053 Description Suppose you are reading byte streams from any device, representing IP addresses. Your task is to convert a 32 characters long sequence of '1s'…

I Think I Need a Houseboat Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 92090   Accepted: 40012 Description Fred Mapper is considering purchasing some land in Louisiana to build his house on. In the process of investigating the land,…

Gold Coins Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 21767   Accepted: 13641 Description The king pays his loyal knight in gold coins. On the first day of his service, the knight receives one gold coin. On each of the next two days…

数据结构上机测试2-2:单链表操作B TimeLimit: 1000ms Memory limit: 65536K 题目描述 按照数据输入的相反顺序(逆位序)建立一个单链表,并将单链表中重复的元素删除(值相同的元素只保留最后输入的一个). 输入 第一行输入元素个数n: 第二行输入n个整数. 输出 第一行输出初始链表元素个数: 第二行输出按照逆位序所建立的初始链表: 第三行输出删除重复元素后的单链表元素个数: 第四行输出删除重复元素后的单链表. 示例输入 10 2130 14 55 32 63 1…