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…

比赛链接 题目 B C E F G I 这是孟加拉国的区域赛. 开场ss读懂了c发现是个水题,于是去敲,结果手贱wa了一炮,不过很快就修正了错误.B题过了不少,我去读,发现是个水题,意识让Moor敲.大约敲了10分钟,1a.之后告诉Moor I题题意,想了想是二维背包,敲了十几分钟,1A.期间ss和我读了F题,是个简单的模拟,然后ss去敲,大约18分钟,1A.很顺利的完成了开场的简单题.然后就到了卡题和读题训练时间.Moor和ss想了好久E,从概率dp中找到了一些规律,感觉很靠谱,然后就1A了.…

比赛 题目 B D E G H I J 这是泰国的一场区域赛,除了C题英语非常抽以外,其余题目还不算难读． 一开场就发现了三道很水的题目,0:21:34就把三道题给过了,都是1A,赞Moor的手速． 然后场上有人过的题目就只有D了,ss读了D,告诉我们题意,聪明的Moor发现这是一道树状数组的简单题,0:51:40 1A． 此时场上过最多的是B,读完题想了想发现可做,1:35:452A,被EPS卡了一次,浮点数的精度一定要注意! 之后的很长一段时间场上都没人开其它题,我们把剩下的题目都读了,也基…

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…

 Gym 101047K Training with Phuket's larvae Time Limit:2000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Practice Description standard input/output Thai cuisine is known for combining seasonings so that every dish has flavors that are…

Link http://acm.hust.edu.cn/vjudge/contest/121539#problem/C Description standard input/output After a long ACM training day, Master Hasan invited his trainees for a light dinner in the cafeteria. The cafeteria has N tables, each with a number of chai…

2012 Multi-University Training Contest 9 / hdu4389 打巨表,实为数位dp 还不太懂 先这样放着.. 对于打表,当然我们不能直接打,这里有技巧.我们可以这样:每隔100000我们统计一次,这样在10^9范围内,我们得到10000个数. 然后就很好解决了... 数位dp:http://blog.csdn.net/acdreamers/article/details/9318727 #include<iostream> #include<cst…