http://acm.sdut.edu.cn/sdutoj/problem.php?action=showproblem&problemid=2604 Thrall’s Dream Time Limit: 1000ms Memory limit: 65536K 有疑问?点这里^_^ 题目描述 We never paid any heed to the ancient prophecies, like fools we clung to the old hatreds, and fought…
排名:http://acm.sdut.edu.cn/sd2012/2013.htm 解题报告:http://www.tuicool.com/articles/FnEZJb A.Rescue The Princess(几何,向量) B.The number of steps(记忆化搜索,概率dp) C.Boring Counting(划分树) D.A-Number and B-Number E.Alice and Bob F.Mountain Subsequences(dp) G.Rubik’s…
Rescue The PrincessCrawling in process... Crawling failed Description Several days ago, a beast caught a beautiful princess and the princess was put in prison. To rescue the princess, a prince who wanted to marry the princess set out immediately.…