点击打开poj 2926 思路: n维空间计算最远的曼哈顿距离 分析: 1 题目给定n个5维的点,要求最远的曼哈顿距离 2 求最远曼哈顿距离,对于一个n维的空间,其中两点的曼哈顿距离为:|x1-x2|+|y1-y2|+... , 两点的坐标分别为(x1,y1……)和(x2,y2,……) 3 考虑二维的情况 对于二维空间的两个点(x1,y1)和 (x2,y2),那么曼哈顿距离为|x1-x2|+|y1-y2| 那么我们去掉绝对值之后就有四种情况(x1-x2)+(y1-y2) , -(x1-x2)+(…

Requirements Time Limit: 5000MS   Memory Limit: 65536K Total Submissions: 3908   Accepted: 1318 Description An undergraduate student, realizing that he needs to do research to improve his chances of being accepted to graduate school, decided that it…

Hyperspace Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 1023    Accepted Submission(s): 492 Problem Description The great Mr.Smith has invented a hyperspace particle generator. The device i…

Hyperspace Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 314    Accepted Submission(s): 155 Problem Description The great Mr.Smith has invented a hyperspace particle generator. The device is…

Hyperspace Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 67    Accepted Submission(s): 32 Problem Description The great Mr.Smith has invented a hyperspace particle generator. The device is v…

Wall Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 28157   Accepted: 9401 Description Once upon a time there was a greedy King who ordered his chief Architect to build a wall around the King's castle. The King was so greedy, that he wo…

Wall Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 28462   Accepted: 9498 Description Once upon a time there was a greedy King who ordered his chief Architect to build a wall around the King's castle. The King was so greedy, that he wo…

http://poj.org/problem?id=1113 答案是凸包周长+半径为l的圆的周长... 证明?这是个坑.. #include <cstdio> #include <cstring> #include <cmath> #include <string> #include <iostream> #include <algorithm> #include <queue> #include <set>…

题目链接:http://poj.org/problem?id=2771 Guardian of Decency Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 5517   Accepted: 2322 Description Frank N. Stein is a very conservative high-school teacher. He wants to take some of his students on…

题目链接:http://poj.org/problem?id=2926 题意:求5维空间的点集中的最远曼哈顿距离.. 降维处理,推荐2009武森<浅谈信息学竞赛中的“0”和“1”>以及<论一类平面点对曼哈顿距离问题>. //STATUS:C++_AC_735MS_184KB #include <functional> #include <algorithm> #include <iostream> //#include <ext/rope&…