C. Sum Balance

Ujan has a lot of numbers in his boxes. He likes order and balance, so he decided to reorder the numbers.

There are

Codeforces Round #599 (Div. 1) C. Sum Balance 图论 dp的更多相关文章

  1. Codeforces Round #599 (Div. 2) E. Sum Balance

    这题写起来真的有点麻烦,按照官方题解的写法 先建图,然后求强连通分量,然后判断掉不符合条件的换 最后做dp转移即可 虽然看起来复杂度很高,但是n只有15,所以问题不大 #include <ios ...

  2. Codeforces Round #599 (Div. 1) B. 0-1 MST 图论

    D. 0-1 MST Ujan has a lot of useless stuff in his drawers, a considerable part of which are his math ...

  3. Codeforces Round #599 (Div. 2) D. 0-1 MST(bfs+set)

    Codeforces Round #599 (Div. 2) D. 0-1 MST Description Ujan has a lot of useless stuff in his drawers ...

  4. Codeforces Round #367 (Div. 2) C. Hard problem（DP）

    Hard problem 题目链接: http://codeforces.com/contest/706/problem/C Description Vasiliy is fond of solvin ...

  5. Codeforces Round #178 (Div. 2) B. Shaass and Bookshelf —— DP

    题目链接:http://codeforces.com/contest/294/problem/B B. Shaass and Bookshelf time limit per test 1 secon ...

  6. Codeforces Round #370 (Div. 2) D. Memory and Scores DP

    D. Memory and Scores   Memory and his friend Lexa are competing to get higher score in one popular c ...

  7. Codeforces Round #511 (Div. 1) C. Region Separation（dp + 数论）

    题意 一棵 \(n\) 个点的树,每个点有权值 \(a_i\) .你想砍树. 你可以砍任意次,每次你选择一些边断开,需要满足砍完后每个连通块的权值和是相等的.求有多少种砍树方案. \(n \le 10 ...

  8. Codeforces Round #282 (Div. 1)B. Obsessive String KMP+DP

    B. Obsessive String   Hamed has recently found a string t and suddenly became quite fond of it. He s ...

  9. Codeforces Round #530 (Div. 2):D. Sum in the tree (题解)

    D. Sum in the tree 题目链接:https://codeforces.com/contest/1099/problem/D 题意: 给出一棵树,以及每个点的si,这里的si代表从i号结 ...

随机推荐

  1. Android WebView与H5联调技巧

    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/78 背景: 突然想写一篇关于Android WebView ...

  2. macOS Catalina Kernel panic 因为意外而重新启动

    0x00 What's Happend? 我的 MacBook Air 在升级到 Catalina 之后,经常在休眠模式重启,随后在桌面上显示"因为意外而重新启动"的信息,以下是跟 ...

  3. Windows 2012 R2 安装RD服务

    默认只能同时允许2个用户连接,如果希望更多用户同时连接服务器,需要开启并激活远程桌面服务.参考:https://jingyan.baidu.com/article/9f7e7ec0f5a8686f28 ...

  4. python判断文件夹和文件是否存在

    1.os.path.exists()既可以判断文件是否存在,又可以判断文件夹是否存在 2.os.path.isfile()判断文件是否存在 3.os.path.isdir()判断文件夹是否存在

  5. FAQ: Oracle Flex ASM 12c / 12.1 (Doc ID 1573137.1)

    FAQ: Oracle Flex ASM 12c / 12.1 (Doc ID 1573137.1) APPLIES TO: Oracle Database - Enterprise Edition ...

  6. tensorflow 性能调优相关

    如何进行优化tensorflow 将极大得加速机器学习模型的训练的时间,下面是一下tensorflow性能调优相关的阅读链接: tensorflow 性能调优:http://d0evi1.com/te ...

  7. [Go]TCP服务中读写进行协程分离

    读写两部分进行一下分离,中间通过chan进行传递数据 ,这样可以方便的在write中进行一些业务处理 single/snet/tcpconn.go package snet import ( &quo ...

  8. VM虚拟机安装无法将值写入注册表.....请确认你是否有足够的权限访问该注册表项,或者与技术支持人员联系。

    解决方法: 关掉360安全卫士等软件再安装

  9. Rsync常见问题汇总

    rsync服务端开启的iptables防火墙 客户端的错误现象  No route to host 错误演示过程 [root@nfs01 tmp]# rsync -avz /etc/hosts rsy ...

  10. SpringBoot2.0 整合 ElasticSearch框架,实现高性能搜索引擎

    本文源码:GitHub·点这里 || GitEE·点这里 一.安装和简介 ElasticSearch是一个基于Lucene的搜索服务器.它提供了一个分布式多用户能力的全文搜索引擎,基于RESTful ...