Description You probably have played the game "Throwing Balls into the Basket". It is a simple game. You have to throw a ball into a basket from a certain distance. One day we (the AIUB ACMMER) were playing the game. But it was slightly differen…

A - A Time Limit:2000MS     Memory Limit:32768KB     64bit IO Format:%lld & %llu   Description You probably have played the game "Throwing Balls into the Basket". It is a simple game. You have to throw a ball into a basket from a certain dis…

Description Little Lesha loves listening to music via his smartphone. But the smartphone doesn't have much memory, so Lesha listens to his favorite songs in a well-known social network InTalk. Unfortunately, internet is not that fast in the city of E…

Description n participants of the competition were split into m teams in some manner so that each team has at least one participant. After the competition each pair of participants from the same team became friends. Your task is to write a program th…

A - A Time Limit:2000MS     Memory Limit:32768KB     64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1317 Description You probably have played the game "Throwing Balls into the Basket". It is a simple game. You have to throw a bal…

lightOJ  1317  Throwing Balls into the Baskets(期望)  解题报告 题目链接:http://acm.hust.edu.cn/vjudge/contest/view.action?cid=88890#problem/A 题目: Description You probably have played the game "Throwing Balls into the Basket". It is a simple game. You have…

金色十月线上编程比赛第二题:解密 题目详情: 小强是一名学生, 同一时候他也是一个黑客. 考试结束后不久.他吃惊的发现自己的高等数学科目竟然挂了,于是他果断入侵了学校教务部站点. 在入侵的过程中.他发现了与成绩相关的内容是一个加密文件,这个文件由 n 个数构成,经过分析.这个加密文件的密钥为这 n 个数中二进制位数 1 最少的数. 但因为数比較多,小强 希望你能帮他得到密钥,好在成绩发布之前将成绩改过来. 输入描写叙述: 输入由多组数据构成.每组数据第一行为一个数 n(1<=n<=10^5),…

lightoj 1148 Mad Counting 链接:http://lightoj.com/volume_showproblem.php?problem=1148 题意:民意调查,每一名公民都有盟友,问最少人数. 思路:考察的知识点有两个:第一是整数相乘取上整:第二是容器大小(ps:不能算一个知识点,只能算一个坑点). 做题思路:排序,如果被调查的人有相同盟友人数(n)的个数(cnt)大于这个数+1,即:(cnt > n+1), 容器已满,只能新开辟一个容器来装盟友. 代码: #includ…

Mohammad has recently visited Switzerland. As heloves his friends very much, he decided to buy somechocolate for them, but as this fine chocolate is very expensive(You know Mohammad is a little BIT stingy!),he could only afford buying one chocolate,…

题目详情: http://student.csdn.net/mcs/programming_challenges Peter是个小男孩.他总是背不清26个英文字母. 于是,刁钻的英语老师给他布置了一个很奇怪的作业.老师给了他一个由26个英文字母构成的N*N 的矩阵(我们保证N一定是一个奇数),问他这个矩阵构成的图案是否是一个标准的"X". 一个标准的X的定义:1.对角线上全部元素都是同一个字母.2.全部非对角线上的元素也都是同一个字母.且字母与对角线上的字母不同. 假设是则输出&quo…