题意:你要从[1,n]这个n个数中猜出来规定的某个数,现在这个数未知,问你在最糟糕的情况下(但是你采用了最优的策略),你要猜多少次才能猜出这个数.现在有两种条件: 第一种:当你猜的数比指定的那个数小的时候,系统会提示你small; 第二种:当你猜的数比指定的那个数大的时候,系统会提示你wrong,但是从这以后不论你猜的数比指定数大或小,系统将永远提示你wrong. 在这里最糟糕情况可以理解为这个人很倒霉,命运总是让他多猜. 分析: 数列:1,2,3,4,....,k,....,n 比如说你猜了数…

Max Sum Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 193355 Accepted Submission(s): 45045 Problem Description Given a sequence a[1],a[2],a[3]--a[n], your job is to calculate the max sum of a su…

Array *532. K-diff Pairs in an Array 方案一:暴力搜索, N平方的时间复杂度,空间复杂度N 数组长度为10000,使用O(N平方)的解法担心TLE,不建议使用,尽管最终验证还是可以过. 方案二:哈希 时间复杂度N 空间复杂度N *1.two sum 思路: 使用hash, 顺序遍历数组,并记录每一个出现过的元素值和其下标,当遍历到当前元素时,查找target-当前元素值 是否出现在map中,存在则返回结果 *16. 3Sum Closest 思路一:暴力 fo…

This article come from HEREARS-L1: Learning Tuesday 10:30–12:30; Oral Session; Room: Leonard de Vinci 10:30  ARS-L1.1—GROUP STRUCTURED DIRTY DICTIONARY LEARNING FOR CLASSIFICATION Yuanming Suo, Minh Dao, Trac Tran, Johns Hopkins University, USA; Hojj…

Load generator The load generator is a Java maven project which is implemented using httpclient+threadpool that works in open-loop [1], it has a web GUI for the realtime latency watch (e.g., 99th tail-latency, QPS, RPS, etc.). Meanwhile, the load gen…

Anniversary party Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7230   Accepted: 4162 Description There is going to be a party to celebrate the 80-th Anniversary of the Ural State University. The University has a hierarchical structure…

Based on my a lot of years of encounter within Taobao, purchase bags must go to the high reputation from the shop, bags store selling the quite best, in addition to favorable rate better than 98% through the shops. Chen is certainly going to end up b…

Experience of black-box testing on set-top-boxes/IP-connected devices, games consoles and tablets http://www.tested.com/tech/set-top-boxes/ Streaming media,是指將一連串的媒體數據壓縮後,經過網路分段傳送數據,在網路上實時傳輸影音,以供觀賞的一種技術與過程. Amazon Instant Video (formerly Amazon Video…

树形DP....在树上做DP....不应该是猴子干的事吗?  Anniversary party Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3563    Accepted Submission(s): 1648 Problem Description There is going to be a party to celebrat…

Domination Time Limit: 8 Seconds      Memory Limit: 131072 KB      Special Judge Edward is the headmaster of Marjar University. He is enthusiastic about chess and often plays chess with his friends. What's more, he bought a large decorative chessboar…