hihocoder #1343:题目 解释:一个学习小组,一共有N个学员,一个主管.每个学员都有自己的导师(一个或者多个),导师可以是其他学员也可以是主管.每周学员都要把自己的学习报告和收到的报告提交给自己的导师,这个团队设计很合理,没有回环(投递出去的报告不会回到自己手中),并且所有的报告最终都会投递到主管那里.但这个团队中有的学员会因为其他某个学员不工作而导致报告无法提交到主管手中,我们称这种学员为不可靠的.而不受某个学员不工作而影响到报告提交的就是可靠学员.问题就是找出可靠学员的数量. 输…

题目大意$\newcommand{\SD}{\mathrm{SD}}$ 给定一个 $n+1$ 个点的有向无环图,点从 $0$ 开始编号.无重边.自环,且从每个点 $u$ 都能到达 $0$ 号点.如果每条 $u\leadsto 0$ 路径($u\ne 0$)都经过点 $v$ ($v\ne 0$ 且 $v\ne u$),则称 $u$ 不稳定,否则称 $u$ 稳定.求稳定点的个数. 一个错误解法 先记录我的一个错误做法.将输入的图中的边全部反向,从 $0$ 号点开始 DFS.有向无环图在 DFS 的过…

题目链接:https://hihocoder.com/problemset/problem/1343 #1343 : Stable Members 时间限制:10000ms 单点时限:1000ms 内存限制:256MB 描述 Recently Little Hi joined an algorithm learning group. The group consists of one algorithm master and N members. The members are numbered…

scala/spec/03-types.md title: Types layout: default chapter: 3 --- Types Type ::= FunctionArgTypes '=>' Type | InfixType [ExistentialClause] FunctionArgTypes ::= InfixType | '(' [ ParamType {',' ParamType } ] ')' ExistentialClause ::= 'forSome' '{' E…

rt 稳定婚姻匹配问题 The Stable Marriage Problem Time Limit: 5000/1000 MS (Java/Others)    Memory Limit: 65535/32768 K (Java/Others) Total Submission(s): 438    Accepted Submission(s): 222 Problem Description The stable marriage problem consists of matching m…

The Stable Marriage Problem   Description The stable marriage problem consists of matching members of two different sets according to the member's preferences for the other set's members. The input for our problem consists of: a set M of n males; a s…

Description The stable marriage problem consists of matching members of two different sets according to the member’s preferences for the other set’s members. The input for our problem consists of: a set M of n males; a set F of n females; for each ma…

Description The stable marriage problem consists of matching members of two different sets according to the member’s preferences for the other set’s members. The input for our problem consists of: a set M of n males; a set F of n females; for each ma…

2022-01-17 版权声明:原创文章,未经博主允许不得转载 3A5000 开始,龙芯转向 loongarch ,新的架构虽然甩掉了历史包袱,但也需要一段时间来积累生态.在这半年多的时间里, loongnix20 loongarch64 进展飞速.如今龙芯的二进制翻译已经可以运行愤怒的小鸟等耳熟能详的游戏.PhotoShop CS6 等常用的 Windows 软件,而原生的(网页)微信和(第三方)qq 也为 loongarch 的日常使用加了一把劲.而 loongnix20 mips64el…

异常处理汇总-后端系列 http://www.cnblogs.com/dunitian/p/4523006.html 应用场景:ViewModel==>Mode映射的时候出错 AutoMappe r错误信息:Unmapped members were found. Review the types and members below.Add a custom mapping expression, ignore, add a custom resolver, or modify the sour…