choosing专题

Codeforces #246 (Div. 2) A. Choosing Teams

水题一道,但是题意不太好理解 给定n k以及n个人已参加的比赛数 让你判断最少还能参加k次比赛的队伍数 每对3人,每个人最多参加5次比赛 代码如下: #include <cstdio>#include <iostream>#include <algorithm>#define MAXN 10010#define ll long longusing namespace std

Codeforces 432A Choosing Teams(水题)

题目链接:Codeforces 432A Choosing Teams 题目大意:总共有n个人,每个人最多参加5场比赛,现在给出每个人已经参加过的比赛次数,现在要组尽量多的队伍去继续参加比赛,每支队伍三个人,要求组成的队伍至少再参加k场比赛。 解题思路:因为一支队伍里面如果有人不能再参加k场比赛,那么这支队伍肯定也就不能再参加k场比赛,所以统计所以满足参赛的人数,取整3就是答案。 #i

Choosing a driver model for developing a USB client driver

转自:https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/winusb-considerations This topic provides guidelines for choosing the best driver model for developing a USB client driver that

CF-219D Choosing Capital for Treeland

题目: The country Treeland consists of n cities, some pairs of them are connected with unidirectional roads. Overall there are n - 1 roads in the country. We know that if we don't take the direction of

树形DP (cf 219D Choosing Capital for Treeland)

题意翻译 题目描述 Treeland国有n个城市,这n个城市连成了一颗树,有n-1条道路连接了所有城市。每条道路只能单向通行。现在政府需要决定选择哪个城市为首都。假如城市i成为了首都,那么为了使首都能到达任意一个城市,不得不将一些道路翻转方向,记翻转道路的条数为k。你的任务是找到所有满足k最小的首都。 输入输出格式 输入格式 输入包含多个测试点。对于每个测试点,每个测试点的第一行为一个正

Choosing Capital for Treeland (树形dp+双向搜索)

题目:Choosing Capital for Treeland  The country Treeland consists of n cities, some pairs of them are connected with unidirectional roads. Overall there are n - 1 roads in the country. We know that i

【翻译】选择更艰难的路/Choosing the harder path

With each choice that we face there are almost always two options — to take an easier or a harder path. Easier path feels safer as it typically represents our comfort zone. Our personal status quo.

Choosing the right estimator

选择合适的估计器 不同的估算器更适合于不同类型的数据和不同问题。下面的流程图旨在为用户提供一些粗略的指导,指导他们如何处理有关哪些估算器尝试使用数据的问题。 http://scikit-learn.org/stable/tutorial/machine_learning_map/index.html 此笔记仅作为复习知识。