原文链接 G - 確率 Time Limit:1000MS     Memory Limit:131072KB     64bit IO Format:%lld & %llu Submit Status Practice HPU 1190 Description 话说当年语文考满分的你认识标题第一个字吗?   HPU有很多内湖,湖里面放养了很多金鱼(还有黑白天鹅?),每天都会有很多小伙伴在湖边看金鱼在水中嬉戏(黑白天鹅打架?). Ocean是一个善于思考的好孩子,今天他给你出了一道题目: 假设湖…

Problem 1057: Hkhv的水题之二 Time Limits:  1000 MS   Memory Limits:  65536 KB 64-bit interger IO format:  %lld   Java class name:  Main Description 杨神喜欢字符串,于是他写程序随机生成了n个长度不大于100的字符串.但是他认为这里面有一些字符串是一样的.比如,abcd,bcda,cdab,dabc这4个他认为就是一样的. 因此,杨神想知道,这些随机生成的字符串…

DNA Sorting Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 80832   Accepted: 32533 Description One measure of ``unsortedness'' in a sequence is the number of pairs of entries that are out of order with respect to each other. For instanc…

487-3279 Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 236746   Accepted: 41288 Description Businesses like to have memorable telephone numbers. One way to make a telephone number memorable is to have it spell a memorable word or phras…

Highways Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 26516   Accepted: 12136 Description The island nation of Flatopia is perfectly flat. Unfortunately, Flatopia has no public highways. So the traffic is difficult in Flatopia. The Fl…

折线分割平面 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 13355    Accepted Submission(s): 9247 Problem Description 我们看到过很多直线分割平面的题目,今天的这个题目稍微有些变化,我们要求的是n条折线分割平面的最大数目.比如,一条折线可以将平面分成两部分,两条折线最多可以将平面分…

一只小蜜蜂... Time Limit: / MS (Java/Others) Memory Limit: / K (Java/Others) Total Submission(s): Accepted Submission(s): Problem Description 有一只经过训练的蜜蜂只能爬向右侧相邻的蜂房,不能反向爬行.请编程计算蜜蜂从蜂房a爬到蜂房b的可能路线数. 其中,蜂房的结构如下所示. Input 输入数据的第一行是一个整数N,表示测试实例的个数,然后是N 行数据,每行包含两个…

超级楼梯 Time Limit: / MS (Java/Others) Memory Limit: / K (Java/Others) Total Submission(s): Accepted Submission(s): Problem Description 有一楼梯共M级,刚开始时你在第一级,若每次只能跨上一级或二级,要走上第M级,共有多少种走法? Input 输入数据首先包含一个整数N,表示测试实例的个数,然后是N行数据,每行包含一个整数M(<=M<=),表示楼梯的级数. Outpu…

题目传送门 /* 水题:找排序找中间的价格,若有两个,选价格大的: 写的是有点搓:) */ #include <cstdio> #include <iostream> #include <algorithm> #include <cmath> #include <cstring> #include <string> #include <map> #include <set> #include <queue…

Brain's Photos 题目链接: http://codeforces.com/contest/707/problem/A Description Small, but very brave, mouse Brain was not accepted to summer school of young villains. He was upset and decided to postpone his plans of taking over the world, but to becom…