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. MYSQL之事务篇

    目录 事务概述 事务隔离级别 Read Uncommitted Read Committed Repeatable Read Serializable 事务概述 在引入事务之前我们先考虑银行转账的操作 ...

  2. CAS服务端数据源设置

    2.CAS服务端数据源设置 2.1需求分析 我们现在让用户名密码从我们的品优购的user表里做验证 2.2配置数据源 (1)修改cas服务端中web-inf下deployerConfigContext ...

  3. Httpclient 4.5.2 请求重试机制

    重点是HttpRequestRetryHandler.retryRequest()方法 public static String callHttpServer(String contentType,S ...

  4. diango使用顺序

    使用顺序 settings 静态文件配置 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) #文件夹根目录 ...

  5. [Go] 实现面向对象中的继承和覆盖方法

    go中的继承是使用结构体嵌套实现的,可以继承父类的方法 覆盖和其他面向对象的语言是一样的,函数名,参数,返回类型一致,就可以覆盖父类的方法 package main import "log& ...

  6. golang+webgl实践激光雷达（一）激光扫描仪基础知识

    一.前言 最近做一个测量料堆形状的项目,通过前期调研,最后决定用激光测距原理进行测量.通过旋转云台+激光扫描仪实现空间三维坐标的测量.其中激光扫描仪扫射的是一个二维的扫描面,再通过云台旋转,则形成一个 ...

  7. 剑指Offer-44.翻转单词顺序列(C++/Java)

    题目: 牛客最近来了一个新员工Fish,每天早晨总是会拿着一本英文杂志,写些句子在本子上.同事Cat对Fish写的内容颇感兴趣,有一天他向Fish借来翻看,但却读不懂它的意思.例如,“student. ...

  8. MAC地址表（交换机）、ARP缓存表以及路由表（路由器）

  9. kubernetes haproxy+keepalive实现master集群高可用

    前言 master的HA,实际是apiserver的HA.Master的其他组件controller-manager.scheduler都是可以通过etcd做选举(--leader-elect),而A ...

  10. ETCD：配置参数

    原文地址:Configuration flags etcd通过配置文件,多命令行参数和环境变量进行配置, 可重用的配置文件是YAML文件,其名称和值由一个或多个下面描述的命令行标志组成.为了使用此文件 ...