安装Docker 在Ubuntu sudo apt-get update sudo apt-get install docker 执行sudo docker version，如果看到如下信息则表示安装成功 hryhry-VirtualBox:~$ sudo docker version [sudo] password for hry: Client:Version: 1.12.6API version: 1.24Go ve…

题目链接：https://atcoder.jp/contests/abc158/tasks/abc158_e 题意：给你一个含 n n n个数位的数，问你他有多少个子序列可以被 p p p整除。 思路：再见这题之前，我们先来证明一个引例。 假设 x 1 x 2 x 3 x 4 x 5 x_…

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【题目链接】click here~~ 【题目大意】n组团体去包车&#xff0c;每组团体的人数《4&#xff0c;一辆车最多容纳4人&#xff0c;求所求车的数目最小 【解题思路】&#xff1a;思路见代码~~ // C #ifndef _GLIBCXX_NO_ASSERT #include <cassert> #endif#include <cc…

一. 问题描述 After the lessons n groups of schoolchildren went outside and decided to visit Polycarpus to celebrate his birthday. We know that the i-th group consists of si friends (1 ≤ si ≤ 4), and they want to go to Polycarpus together. They decide…

题面&#xff1a; After the lessons n groups of schoolchildren went outside and decided to visit Polycarpus to celebrate his birthday. We know that the i-th group consists of sifriends (1 ≤ si ≤ 4), and they want to go to Polycarpus together. They de…

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