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2631: treeTime Limit:30 SecMemory Limit:128 MBSubmit:1486Solved:515[Submit][Status]Description 一棵n个点的树,每个点的初始权值为1。对于这棵树有q个操作,每个操作为以下四种操作之一:+ u v c:将u到... Read More
posted @ 2014-08-30 20:24 ZYF-ZYF Views(176) Comments(0) Diggs(0) Edit
A. Caisa and Sugar题意:你有s美元,有n样东西,找钱的零钱会换为糖,1美分=1糖,只能买一样东西的一个,求最多获得多少个糖果题解:模拟即可。因为c++语法问题fst了。。。 论掌握一门语言的重要性。。。代码: 1 #include 2 #include 3 #include ... Read More
posted @ 2014-08-30 18:58 ZYF-ZYF Views(217) Comments(0) Diggs(0) Edit
1036: [ZJOI2008]树的统计CountTime Limit:10 SecMemory Limit:162 MBSubmit:5084Solved:2156[Submit][Status]Description一棵树上有n个节点,编号分别为1到n,每个节点都有一个权值w。我们将以下面的形式... Read More
posted @ 2014-08-30 11:55 ZYF-ZYF Views(199) Comments(0) Diggs(0) Edit
2002: [Hnoi2010]Bounce 弹飞绵羊Time Limit:10 SecMemory Limit:259 MBSubmit:3952Solved:2101[Submit][Status]Description某天,Lostmonkey发明了一种超级弹力装置,为了在他的绵羊朋友面前显摆... Read More
posted @ 2014-08-30 11:22 ZYF-ZYF Views(198) Comments(0) Diggs(0) Edit
2049: [Sdoi2008]Cave 洞穴勘测Time Limit:10 SecMemory Limit:259 MBSubmit:2776Solved:1247[Submit][Status]Description辉辉热衷于洞穴勘测。某天,他按照地图来到了一片被标记为JSZX的洞穴群地区。经过... Read More
posted @ 2014-08-30 10:50 ZYF-ZYF Views(245) Comments(0) Diggs(0) Edit
1640: [Usaco2007 Nov]Best Cow Line 队列变换Time Limit:5 SecMemory Limit:64 MBSubmit:493Solved:253[Submit][Status]DescriptionFJ打算带着他可爱的N (1 ≤ N ≤ 2,000)头奶牛... Read More
posted @ 2014-08-30 00:30 ZYF-ZYF Views(223) Comments(0) Diggs(0) Edit
1639: [Usaco2007 Mar]Monthly Expense 月度开支Time Limit:5 SecMemory Limit:64 MBSubmit:529Solved:269[Submit][Status]DescriptionFarmer John是一个令人惊讶的会计学天才,他已经... Read More
posted @ 2014-08-30 00:27 ZYF-ZYF Views(213) Comments(0) Diggs(0) Edit
2120: 数颜色Time Limit:6 SecMemory Limit:259 MBSubmit:1394Solved:516[Submit][Status]Description墨墨购买了一套N支彩色画笔(其中有些颜色可能相同),摆成一排,你需要回答墨墨的提问。墨墨会像你发布如下指令: 1、 ... Read More
posted @ 2014-08-29 23:02 ZYF-ZYF Views(180) Comments(0) Diggs(0) Edit
2453: 维护队列Time Limit:10 SecMemory Limit:128 MBSubmit:183Solved:89[Submit][Status]Description你小时候玩过弹珠吗?小朋友A有一些弹珠,A喜欢把它们排成队列,从左到右编号为1到N。为了整个队列鲜艳美观,小朋友想知... Read More
posted @ 2014-08-29 22:59 ZYF-ZYF Views(233) Comments(0) Diggs(0) Edit
3343: 教主的魔法Time Limit:10 SecMemory Limit:256 MBSubmit:319Solved:145[Submit][Status]Description教主最近学会了一种神奇的魔法,能够使人长高。于是他准备演示给XMYZ信息组每个英雄看。于是N个英雄们又一次聚集在... Read More
posted @ 2014-08-29 21:45 ZYF-ZYF Views(204) Comments(0) Diggs(0) Edit
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