B. Grow The Tree

Gardener Alexey teaches competitive programming to high school students. To congratulate Alexey on the Teacher's Day, the students have gifted him a collection of wooden sticks, where every stick has an integer length. Now Alexey wants to grow a tree from them.

The tree looks like a polyline on the plane, consisting of all sticks. The polyline starts at the point (0,0). While constructing the polyline, Alexey will attach sticks to it one by one in arbitrary order. Each stick must be either vertical or horizontal (that is, parallel to

Codeforces Round #594 (Div. 2) B. Grow The Tree 水题的更多相关文章

  1. Codeforces Round #339 (Div. 2) A. Link/Cut Tree 水题

    A. Link/Cut Tree 题目连接: http://www.codeforces.com/contest/614/problem/A Description Programmer Rostis ...

  2. Codeforces Round #297 (Div. 2)A. Vitaliy and Pie 水题

    Codeforces Round #297 (Div. 2)A. Vitaliy and Pie Time Limit: 2 Sec  Memory Limit: 256 MBSubmit: xxx  ...

  3. Codeforces Round #290 (Div. 2) A. Fox And Snake 水题

    A. Fox And Snake 题目连接: http://codeforces.com/contest/510/problem/A Description Fox Ciel starts to le ...

  4. Codeforces Round #322 (Div. 2) A. Vasya the Hipster 水题

    A. Vasya the Hipster Time Limit: 1 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/581/p ...

  5. Codeforces Round #373 (Div. 2) B. Anatoly and Cockroaches 水题

    B. Anatoly and Cockroaches 题目连接: http://codeforces.com/contest/719/problem/B Description Anatoly liv ...

  6. Codeforces Round #368 (Div. 2) A. Brain's Photos 水题

    A. Brain's Photos 题目连接: http://www.codeforces.com/contest/707/problem/A Description Small, but very ...

  7. Codeforces Round #359 (Div. 2) A. Free Ice Cream 水题

    A. Free Ice Cream 题目连接: http://www.codeforces.com/contest/686/problem/A Description After their adve ...

  8. Codeforces Round #355 (Div. 2) A. Vanya and Fence 水题

    A. Vanya and Fence 题目连接: http://www.codeforces.com/contest/677/problem/A Description Vanya and his f ...

  9. Codeforces Round #384 (Div. 2) A. Vladik and flights 水题

    A. Vladik and flights 题目链接 http://codeforces.com/contest/743/problem/A 题面 Vladik is a competitive pr ...

随机推荐

  1. JavaScript 自定义html元素鼠标右键菜单

    自定义html元素鼠标右键菜单 实现思路 在触发contextmenu事件时,取消默认行为(也就是阻止浏览器显示自带的菜单),获取右键事件对象,来确定鼠标的点击位置,作为显示菜单的left和top值 ...

  2. 个人app如何收集用户日志

    版权声明:本文为xing_star原创文章,转载请注明出处! 本文同步自http://javaexception.com/archives/147 个人app如何收集用户日志,相信不少人对这个话题感兴 ...

  3. 前端开发规范：3-CSS

    尽量使用缩写属性 border-top-style: none; font-family: palatino, georgia, serif; font-size: 100%; line-height ...

  4. python浅见 (Python 3000)

    1.该版本不考虑向下兼容 2.下载地址: https://www.python.org/downloads/source/ # tar -zxvf Python-3.6.1.tgz # cd Pyth ...

  5. Troubleshooting: High Version Count Issues

    --查询版本高的原因 select * from v$sql_shared_cursor where sql_id=''; Configuring Download the script in the ...

  6. unittest---unittest跳过用例

    我们在做自动化测试的时候,可能会遇到一些用例中间不用回归,想要进行跳过.直接注释的话,代码量修改过大,显然这个方法不妥,哪还有什么方法?unittest这个自动化框架可以帮助我们完成这个操作 自动跳过 ...

  7. PanDownload

    百度盘下载地址:下载速度很快(链接)

  8. ETCD:词汇表

    原文地址:词汇表 本文档定义了etcd文档,命令行和源代码中使用的各种术语. Alarm 每当集群需要操作员干预以保持可靠性时,etcd服务器都会发出警报. Authentication 身份验证管理 ...

  9. 多线程十 Timer

    定时/计算在java中主要使用的是Timer对象,他的内部依然是采用多线程方式进行处理 它有四个构造方法 方法名 作用 Timer() 空参 Timer(String name) 指定名字 Timer ...

  10. MVC过滤器：自定义操作过滤器

    一.操作过滤器 1.定义 操作过滤器用于实现IActionFilter接口以及包装操作方法执行.IActionFilter接口声明两个方法:OnActionExecuting和OnActionExec ...