题意 有个人要去圣彼得堡旅游,在圣彼得堡每天要花\(k\)块钱,然后在圣彼得堡有\(n\)个兼职工作\(l_i,r_i,p_i\),如果这个人在\(l_i\)到\(r_i\)这个时间段都在圣彼得堡,那么他就可以赚到\(p_i\)块钱,现在他要规划旅游计划\(\left[ L,R\right]\),表示他会在\(L\)到达,在\(R\)离开,要求给出赚钱最多的方案. 解题思路 线段树区间加法,单点最大值及取得最大值的下标. 将兼职工作挂到右端点上,然后枚举离开的时间,枚举到\(i\)时,就对区间\…

目录 Contest Info Solutions A. Berstagram B. The Feast and the Bus C. Trip to Saint Petersburg E. The Coronation F. Data Center G. Discarding Game H. Happy Birthday J. The Parade L. Divide The Students M. SmartGarden N. Wires Contest Info Practice Link…

原文地址: By Artem Ananiev and Alla Redko, June 2006     Articles Index This article explains how to use the headless mode capabilities of the Java Platform, Standard Edition (Java SE, formerly referred to as J2SE). Headless mode is a system configuratio…

小需求是当你在第一个下拉框选择了国家时,会自动更新第二个省份的下拉框,效果如下 两个下拉选择Html如下: <select id="country_select"> <option> All Countries</option> <option> Afghanistan</option> <option> Albania</option> <option> Algeria</optio…

The United Nations has decided to build a new headquarters in Saint Petersburg, Russia. It will have aform of a rectangular parallelepiped and will consist of several rectangular oors, one on top of another.Each oor is a rectangular grid of the same…

--2013年10月10日23:54:43 今天需要获取机场信息,发现一个网站有数据,用爬虫趴下来了所有数据: 目标网址:http://www.feeyo.com/airport_code.asp?page=1 代码: #!/usr/bin/python #coding:gbk import urllib2 import re def op(page): url = "http://www.feeyo.com/airport_code.asp?page=%d" % page re_qb…

1. Die Zauberflöte ("The Magic Flute"), K. 620: Overture London Philharmonic Orchestra 7:28 [奥地利]莫扎特<魔笛> 序曲(overture)2. Suite for Orchestra No. 3 in D Major, BWV 1068: II. Air Royal Philharmonic Orchestra 3:25 巴赫<G弦上的咏叹调>(D大调第三序曲, BW…

今天试验了如何在Kettle的图形界面(Spoon)下面来整合来mysql 数据库中位于不同数据库中的数据表中的数据. 试验用的数据表是customers: 第三方的数据集下载地址是:http://www.mysqltutorial.org/download/2 Customers: stores customer’s data. 折叠处有对数据表customer结构的sql表示: DROP TABLE IF EXISTS `customers`; CREATE TABLE `customers…

UVA - 1605 Time Limit: 3000MS   Memory Limit: Unknown   64bit IO Format: %lld & %llu Description The United Nations has decided to build a new headquarters in Saint Petersburg, Russia. It will have a form of a rectangular parallelepiped and will cons…

Problem UVA1605-Building for UN Accept: 398  Submit: 2303Time Limit: 10000 mSec Problem Description The United Nations has decided to build a new headquarters in Saint Petersburg, Russia. It will have a form of a rectangular parallelepiped and will c…