autodfs = [&] (auto&& self,intl,intr, vector<node> q) ->void{if(l > r || q.size() ==0)return;if(l == r) {for(autoi : q) { ans[i.id] = i.z + i.y -2*min({l, i.z, i.y}); }return; }DSUdsu(n * m +1);intmid = l + r >>1; vector<node> L, R;f...
AtCoder Beginner Contest 402(A-F详细题解) A 思路:我们直接输出字符串中的大写字母即可。 代码:#include<bits/stdc++.h> using namespace std; #define int long long #define N 500010 signed main(){ string s;cin>>… 秋日薄雾 Atcoder Beginner contest 256题解(A-G) A.2^N直接...
tie(nullptr); int N; std::cin >> N; std::vector<std::vector<std::pair<int, char>>> g(N), f(N); std::vector<std::vector<int>> A(N, std::vector<int>(N, -1)); std::vector<std::vector<std::pair<int, int>>> L(N * N + 1); for (int i = 0; i < N; i ++...
void solve() { int n; std::cin >> n; std::vector<std::string> s(n); for (int i = 0; i < n; ++ i) { std::cin >> s[i]; } std::vector<std::array<std::vector<int>, 26>> adj1(n), adj2(n); for (int i = 0; i < n; ++ i) { for (int j = 0; j <...
We will hold AtCoder Beginner Contest 396. Contest URL: https://atcoder.jp/contests/abc396 Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20250308T2100&p1=248 Duration: 100 minutes Writer: toam, sounansya Tester: physics0523, yuto1115 Rated range: ~ 1999 The point...
-, 视频播放量 99、弹幕量 0、点赞数 2、投硬币枚数 0、收藏人数 2、转发人数 0, 视频作者 大脑袋火柴人, 作者简介 不想当世界冠军的xcpcer不是一颗好菜菜(^O^),相关视频:针对电赛新玩家:一小时速通基本功能—GPIO、PWM、ADC、IRQ、TIMER、UART、USB、Multicore,随便
判断图中存在闭环的常用方法——以Atcoder Beginner Contest 285(D - Change Usernames)为例 737 0 30:29 App AtCoder Beginner Contest 392(A ~ G 题讲解) 559 0 21:08 App Atcoder Beginner Contest 338 289 0 17:35 App Atcoder Beginner Contest 348(A ~ F 讲解,无 D) 1326 0 22:18 App ...
AtCoder Beginner Contest 043题解(ABCD) 传送门 A - Children and Candies (ABC Edit) 题意:求 ∑ i = 1 n i \sum\limits_{i=1}^n i i=1∑ni 思路:签到题,直接按照公式输出 n ( n + 1 ) 2 \dfrac{n(n+1)}{2} 2n(n+1)。
AtCoder Beginner Contest 193 部分题解 E - Oversleeping 求是否存在\(t\)满足\(t=t_1(mod (2X+2Y)) and t=t_2(mod (P+Q))\) 注意到\(Q\)和\(Y\)非常小,直接枚举套个\(exCRT\)就行了(虽然赛场上没看出来,\(exCRT\)也忘了记得快速乘...
We will hold AtCoder Beginner Contest 167. Contest URL: https://atcoder.jp/contests/abc167 Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20200510T2100&p1=248 Duration: 100 minutes Number of Tasks: 6 Writer: gazelle, kort0n, kyopro_friends, potetisensei, she...