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. Symfonos:3 Vulnhub Walkthrough

    主机扫描: ╰─ nmap -p1-65535 -sV -A -sT 10.10.202.130 Starting Nmap 7.70 ( https://nmap.org ) at 2019-08- ...

  2. RunLoop 和 autoreleasepool

    RunLoop 和 autoreleasepool RunLoop和线程的一一对应的,对应的方式是以key-value的方式保存在一个全局字典中 主线程的RunLoop会在初始化全局字典时创建 子线程 ...

  3. Mybatis XML映射文件

    mybatis为聚焦于SQL而构建,SQL映射文件常用的顶级元素如 resultMap,是最复杂也是最强大的元素,用来描述如何从数据库结果集中来加载对象. insert,映射插入语句 update, ...

  4. python科学计算和数据分析常用库

    NumPy NumPy最强大的是n维数组,该库还包含基本的线性代数函数.傅立叶变换.随机函数和其他底层语言(如Fortran.C和C++)集成的工具. SciPy SciPy建立在NumPy基础上,它 ...

  5. THUWC2019酱油记

    Day -1 坐了一上午动车来到帝都,晚上去了趟THU还有奥林匹克公园. 反正也是来打酱油的,颓废怎么能少呢.

  6. 【洛谷5794】[THUSC2015] 解密运算（模拟）

    点此看题面 大致题意: 对于一个字符串,我们在其末尾添加一个'.',将字符串视作一个环,则可以从\(n+1\)个位置断开得到\(n+1\)个新串.现将这\(n+1\)个新串按字典序排序('.'的字典序 ...

  7. Pipe——高性能IO(三)

    Pipelines可以替换掉那些丑陋的封装(kludge).变通(workaround)或妥协(compromise)——用一个在框架中设计优雅的专门的解决方案. 敢肯定,下面所覆盖的那些痛点,对于那 ...

  8. 关于中医的一段对话 [ZZ] -- 思维训练故事

    转载自新浪博客 网址: http://blog.sina.cn/dpool/blog/s/blog_9880df4201015khq.html?type=-1 关于中医的一段对话 2013-01-26 ...

  9. 秒懂：tomcat的maxConnections、maxThreads、acceptCount 图解

    后面附图 | 秒懂 疯狂创客圈 Java 高并发[ 亿级流量聊天室实战]实战系列 [博客园总入口 ] 前言 疯狂创客圈(笔者尼恩创建的高并发研习社群)Springcloud 高并发系列文章,将为大家介 ...

  10. Git教程---由浅入深

    初学者很难找到一个由浅入深,学完后能立刻上手的Git教程 Git用户 V&Git专家 Git是一个工具,是目前世界上最先进的分布式版本控制系统(没有之一). 集中式的版本控制系统  V& ...