A. Watermelon time limit per test 1 second memory limit per test 64 megabytes input standard input output standard output One hot summer day Pete and his friend Billy decided to buy a watermelon. They chose the biggest and the ripest one, in their op…

http://acm.hust.edu.cn/vjudge/contest/view.action?cid=93241#problem/A  (654123) http://codeforces.com/problemset/problem/4/A Watermelon Time Limit:1000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Submit Status Practice CodeForces 4A…

A. Watermelon 题目连接: http://www.codeforces.com/contest/4/problem/A Description One hot summer day Pete and his friend Billy decided to buy a watermelon. They chose the biggest and the ripest one, in their opinion. After that the watermelon was weighed…

题目链接:http://www.codeforces.com/problemset/problem/4/A题意:一个整数能否表示成两个正偶数的和.C++代码: #include <cstdio> int main() { int n; scanf("%d", &n); puts(n > && n % == ? "YES" : "NO"); ; } C++…

time limit per test 1 second memory limit per test 64 megabytes input standard input output standard output One hot summer day Pete and his friend Billy decided to buy a watermelon. They chose the biggest and the ripest one, in their opinion. After t…

A. Watermelon time limit per test 1 second memory limit per test 64 megabytes input standard input output standard output One hot summer day Pete and his friend Billy decided to buy a watermelon. They chose the biggest and the ripest one, in their op…

A A - Water~melon Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status Practice CodeForces 4A Description One hot summer day Pete and his friend Billy decided to buy a watermelon. They chose the biggest and the ripest on…

Codeforces印象 这两天抽时间去codeforces体验了一把. 首先,果然有众多大牛存在.非常多名人一直參加每周一次的比赛.积分2000+,并參与出题. 另外.上面题目非常多.预计至少一千题. 比赛结束后,题目将转为练习题,能够持续尝试.每道题目都有标签,如greedy. math, matrices等等,能够点击对应的标签仅仅做相关的题目.可惜我做了好几道之后才发现. 这次解决的题目 首次尝试.这次做的几个都是选的完毕人数最多的,比較简单,但还是有些东西是从中新学习到的.以后最好分类…

上一次我们拿学校的URP做了个小小的demo.... 其实我们还可以把每个学生的证件照爬下来做成一个证件照校花校草评比 另外也可以写一个物理实验自动选课... 但是出于多种原因,,还是绕开这些敏感话题.. 今天,我们来扒一下cf的题面! PS:本代码不是我原创 1. 必要的分析 1.1 页面的获取 一般情况CF的每一个 contest 是这样的: 对应的URL是:http://codeforces.com/contest/xxx 还有一个Complete problemset页面,它是这样的:…

http://codeforces.com/contest/738/problem/D Galya is playing one-dimensional Sea Battle on a 1 × n grid. In this game a ships are placed on the grid. Each of the ships consists of bconsecutive cells. No cell can be part of two ships, however, the shi…