AtCoder Beginner Contest 075 C bridge 桥就是指图中这样的边,删除它以后整个图不连通。本题就是求桥个数的裸题。 dfn[u]指在dfs中搜索到u节点的次序值,low[u]指dfs栈中u能追溯到的最早栈中节点从次序号。这里写的很好。 #include<bits/stdc++.h>usingnamespacestd;constintmaxn=500; vector<int>G[m...
Dolphin loves programming contests. Today, he will take part in a contest in AtCoder. In this country, 24-hour clock is used. For example,9:00p.m. is referred to as "21o'clock". The current time isAo'clock, and a contest will begin in exactlyBhours. When will the contest begin?
Dolphin loves programming contests. Today, he will take part in a contest in AtCoder. In this country, 24-hour clock is used. For example,9:00p.m. is referred to as "21o'clock". The current time isAo'clock, and a contest will begin in exactlyBhours. When will the contest begin?
1、今晚(5月17日)20点在B站开始 AtCoder 初学者竞赛 353 比赛题解直播讲解 2、本周日(5月19日)晚上19点在B站开始 AtCoder Beginner Contest 354的题解直播讲解 3、观看方式: 复制下方链接或直接扫描二维码,PC端建议使用chrome浏览器 https://live.bilibili.com/21371611?live_from=84002 或识别下方二维码查看:...
【AtCoder Beginner Contest 074 B】Collecting Balls (Easy Version),【链接】h在这里写链接【题意】看懂题目之后就会发现是道大水题。【题解】在这里写题解【错的次数】0【反思】在这了写反思【代码】#includeusingnamespacestd;intn,k,ans;intmain(){//freopen("F:\\rus
A.First ABC 2模拟即可。 inlinevoidqfl_zzz(){ll n=read();string s=sread();for(ll i=1;i<=n-2;++i)if(s[i]=='A'&&s[i+1]=='B'&&s[i+2]=='C'){writen(i);return;}writen(-1);} B.Prefix and Suffix模拟即可。 inlinevoidqfl_zzz(){ll n=read(),m=read();string s=s...
AtCoder Beginner Contest 287-E题(字典树/Trie https://zhuanlan.zhihu.com/p/603720615 AtCoder Beginner Contest 287 D 和 E https://zhuanlan.zhihu.com/p/602258994 AtCoder Beginner Contest 287 DEF EX https://zhuanlan.zhihu.com/p/613355266 ...
AtCoder Beginner Contest 173的A题是什么类型的问题? 在AtCoder Beginner Contest 173中,B题的解决方案有哪些关键点? AtCoder Beginner Contest 173的C题是否涉及到数据结构的应用? A 签到: 代码语言:javascript 代码运行次数:0 运行 AI代码解释#include<iostream> using namespace std; int main(){ int n; ...
We will hold AtCoder Beginner Contest 199(Sponsored by Panasonic). ,satashunYoshikaMiyafuji Rated range: ~ 1999 The point values will be 100-200-300-400-500-600. We are looking forward to your participation! If any of the vertices of a component have degree 3 or higher so our total answ...
AtCoder Beginner Contest 402 A-F 简易题解,如果题解中有什么问题可以找我反馈,谢谢! A.CBC直接枚举整个字符串,只输出大写字母即可。 int main(){ string s; cin >> s; for(int i = 0 ; i < s.size(); i++){… 枫落发表于Atcod... AtCoder Beginner Contest 402(A-F详细题解)...