It has been said that a watch that is stopped keeps better time than one that loses 1 second per day. The one that is stopped reads the correct time twice a day while the one that loses 1 second per day is correct only once every 43,200 days. This ma…

A palindrome is a word, number, or phrase that reads the same forwards as backwards. For example, the name "anna" is a palindrome. Numbers can also be palindromes (e.g. 151 or 753357). Additionally numbers can of course be ordered in size. The f…

这场比赛可以说是灰常的水了,涨信心场?? 今下午义务劳动,去拿着锄头发了将近一小时呆,发现自己实在是干不了什么,就跑到实验室打比赛了~ 之前的比赛补题补了这么久连一场完整的都没补完,结果这场比完后一小时连题解都出来了··· A-烤肉拌饭 ( uva 572) 就是求联通块的数量啊,刚学dfs的时候做的那种! #include <cstdio> #include <algorithm> #include <cstring> #include <iostream>…

Training address: http://acm.hust.edu.cn/vjudge/contest/view.action?cid=38966#overview A.Count Color --- POJ 2777 这题初看不好下手,再想想,T<=30,这时想到颜色可以用二进制来表示,然后父节点颜色种类为子节点的按位或得出的结果中化为二进制时1的个数,然后就是无脑线段树了.. 代码: #include <iostream> #include <cstdio> #i…

比赛链接 A B C D H I J K 多灾多难的 Summer Training 9,前一天挂了一场比赛,结果题一半不能做,于是打了一个小时就放弃了.之后的两场Summer Training 9一场题挂错,一场看上去很靠谱但数据似乎出了问题交上去都是wa.最后的summer training 9是拉丁美洲的一场比赛,题目质量不错,区分度明显. 我开场发现I是个水题,于是就去敲.期间Moor和ss讨论了A题,觉得可敲,而其它读过了的题似乎比较神的样子.我各种手贱,晕晕乎乎的敲玩之后发现过不了样…

The Summer Training Summary-- the first A - vector的使用 UVa 101 关于vector 的几个注意点 vector p p.push_back(); 送入数据 p.insert() 指定位置指定元素,指定位置n个相同元素,指定位置 区间元素 p.assign(); 赋值 p.pop_back(); 移除最后一个数据 p.erase(); 删除指定位置 或者 指定区间数据 p.resize();改变容器大小相当于保留N个元素 p.clear()…

Area of Mushroom Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 2390    Accepted Submission(s): 578 Problem Description Teacher Mai has a kingdom with the infinite area. He has n students guard…

2016 Multi-University Training Contest 1 2016 Multi-University Training Contest 2 2016 Multi-University Training Contest 3 2016 Multi-University Training Contest 4 2016 Multi-University Training Contest 5 2016 Multi-University Training Contest 6…

Differencia Time Limit: 10000/10000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 601    Accepted Submission(s): 173 Problem Description Professor Zhang has two sequences a1,a2,...,an and b1,b2,...,bn. He wants to…

Rigid Frameworks Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 337    Accepted Submission(s): 273 Problem Description Erik Demaine is a Professor in Computer Science at the Massachusetts Insti…