题目链接：https://vjudge.net/problem/343761/origin 参照博客：https://blog.csdn.net/qq_39060776/article/details/81302809 网上参照的这种解题方法叫做三分，它提到：二分是在有序序列找某值，而三分是在类似二次函数图像上找最值。 In an attempt to escape the Mischievous Mess Mak
[USACOW13OPEN] Photo 这是一个很棒的动态规划题 Description Farmer John has decided to assemble a panoramic photo of a lineup of his N cows \((1 <= N <= 200,000)\), which, as always, are conveniently numbered from \(1..N\). Accordingly, he snapped \(M (1 <
Farmer John has been elected mayor of his town! One of his campaign promises was to bring internet connectivity to all farms in the area. He needs your help, of course. Farmer John ordered a high speed connection for his farm and is going to share his con
题目链接：http://poj.org/problem?id=2420 Luke wants to upgrade his home computer network from 10mbs to 100mbs. His existing network uses 10base2 (coaxial) cables that allow you to connect any number of computers together in a linear arrangement. Luke is par
2018-08-18 16:58 无腿鸟 阅读(331) 评论(0) 编辑 收藏 问题：当一个表的数据量超过一亿条，要删除其中的5000w条，如何处理。 如果直接使用delete语句，会涉及到到大量的磁盘IO，并产生大量的数据库日志，效率很低，删除速度慢，可能导致事务中断，甚至有服务器硬盘空间撑爆的可能。 本文提
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description A frog has just learned some number theory, and can’t wait to show his ability to his girlfriend. Now the frog is sitting on a grid map of infinite ro
1临床信息系统 HIS是以事务管理为主要内容，它的功能明确，数据易于结构化，其采集、处理方法简单而固定。例如患者的医疗费用管理，药品的库存、发放管理，人事档案管理。 CIS以医疗过程为主要内容，而医疗过程是一个基于医学知识和医疗经验的推理、决策的智能化过程，由于面对的患者个体性
Today I watched a few episodes of TV series and feel that a healthy mind is really very important. This is the story. A person work hard in his study and he was always at the top of the class of the result. However one day he began his nightmare as soo
His pulse beats, he said at length in a low voice, "faintly, it is true, but still it beats."I heaved a sigh of relief, but Beltrami remained silently looking at the face of Pallanza with an anxious frown.She cannot have given him fifteen, he mu
题意 求解 $n$ 个模方程 $x \equiv a (mod \ b)$，不保证模数互素（$1 \leq n \leq 100$，$0 \leq b < a< 10^5$）. 分析 套扩展中国剩余定理的模板， 然而__int128都会爆（好像也可以改成不会爆的）， 不管，直接扔给队友改成Python版。 def gcd(a,b): if b==0: return a else :
the fact of something continuing for a long period of timewithout being changed or stopped 连续性，持续性，连贯性 There has been no continuity in that class - they've had six different teachers.那门课上得没有连贯性——前后一共有6名老师教。 AD
我的工作是在一个HIS部门，到目前工作12年多一直以来HIS的工作均为CURD工作所及均不深刻和专业，今天所要记录的是编写一个访问数据库最基本的Demo正常本地事务的处理流程如下：开启数据库事务执行一系列更新操作当正常业务流程执行完毕后，提交数据库事务当业务流程不正常时，回滚数据库事
题目描述 Farmer John is at the market to purchase supplies for his farm. He has in his pocket K coins (1 <= K <= 16), each with value in the range 1..100,000,000. FJ would like to make a sequence of N purchases (1 <= N <= 100,000), where the ith
Loppinha loves to go to the gym with his friends. He takes his training sessions very seriously, and he always follows his schedule very strictly. He just created a new plan where he has set exactly what he is going to do at every single one of the N minu
Save the Room 时间限制: 1 Sec 内存限制: 128 MB 提交: 149 解决: 90 [提交] [状态] [命题人:admin] 题目描述 Bob is a sorcerer. He lives in a cuboid room which has a length of A, a width of B and a height of C, so we represent it as ABC. One day, he finds
B - Light BulbTime Limit:1000MS Memory Limit:32768KB 64bit IO Format:%lld & %lluSubmit Status Practice ZOJ 3203 Description Compared to wildleopard's wealthiness, his brother mildleopard is rather poor. His house is narrow and he has on
1. move ,搬到，移到，move to, move into, move out. 2、ask sb for sth ，请求某人做某事 3、in return for this,作为。。。报道 4、a neighbour told me about him,一个邻居跟我讲了关于他 5、once a month, 一个月一次 Grammar in use a /an 表示不确定的人或物 put on 穿上 take of
题目 样例 这道题典型的思维题，但是因为数据小，所以暴力模拟就好了！ #include <iostream> #include <cstdio> #include <cstdlib> #include <algorithm> #include <cmath> #include <map> #include <set> #include <queue> #include <stack> #inc
原文链接：http://www.cnblogs.com/EllieSoft/archive/2012/10/18/2729418.html 门诊号：是系统中识别某一病人唯一号。同一姓名、性别，甚至于其它基本信息完全一致，但病人ID号不 一样，则在系统中被认为是两个不同病人。使用"病人ID号"串起病人的所有数据，包括病
sql 批量插入数据 --select count(*) from his_alarm--DELETE FROM his_alarm where his_alarm.alarm_time = '2019-07-23 10:12:24.000'DECLARE @i INT SET @i = 0WHILE ( @i < 300000 ) BEGIN INSERT INTO his_alarm ( [a
洛谷 P1444 [USACO1.3]虫洞wormhole https://www.luogu.org/problemnew/show/P1444 JDOJ 2386: USACO 2013 Dec Bronze 3.Wormholes https://neooj.com:8082/oldoj/problem.php?id=2386 Description Problem 3: Wormholes [Brian Dean, 2013] Farmer John's hobby of conduc
PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Bamboo Pole-vault is a massively popular sport in Xzhiland. And Master Phi-shoe is a very popular coach for his success. He needs some bamboos for his stude
题目描述 Due to a lack of rain, Farmer John wants to build an irrigation system to send water between his N fields (1 <= N <= 2000). Each field i is described by a distinct point (xi, yi) in the 2D plane, with 0 <= xi, yi <= 1000. The cost of buil
Dear Gaofeng, Cannot express what I feel now. Sorrow or pain could never use to express my current feeling. Hope you will be happy forever in the heaven that you are now belong to. God bless you. To whom it may concern:Remark: Please rememeber m
Problem Description Squares and rectangles fascinated the famous Dutch painter Piet Mondriaan. One night, after producing the drawings in his 'toilet series' (where he had to use his toilet paper to draw on, for all of his paper was filled with
