#include<bits/stdc++.h> using namespace std; void solve() { string s; cin >> s; int num = 0; for (int i = 3; i <= 5; i++) { num = num * 10 + s[i] - '0'; } if (num >= 350 || num <= 1 || num == 316) { cout << "No" << endl; } else { cout <...
AtCoder Beginner Contest 350 B - Dentist Aoki# 难度: ⭐# 题目大意# 现在有数列1 ~ n, 现在有m次操作, 每次给出一个x, 如果x存在就是删去, 不存在就加上; 问最后数列还剩多少个; 解题思路# 数据很小, 暴力就行; 神秘代码# #include<bits/stdc++.h> #define int long long #define IOS ios...
// Problem: F - Transpose// Contest: AtCoder - AtCoder Beginner Contest 350// URL: https://atcoder.jp/contests/abc350/tasks/abc350_f// Memory Limit: 1024 MB// Time Limit: 2000 ms/// Powered by CP Editor (https://cpeditor.org)#include<bits/stdc++.h>usingnamespacestd; stack<int...
AtCoder Beginner Contest 350 D(并查集) E(期望dp) F(递归) G(启发式合并) D - New Friends——并查集可以发现每一个连通块最终都变成了一个完全图,而一个完全图的边数为 ,因此每个连通块 的答案就是 ,其中 是连通块点的数量, 是这个连通块已经有的边的数量。… ...
AtCoder Beginner Contest 353 A B C D AtCoder Beginner Contest 352 A B C D AtCoder Beginner Contest 351 A B C D AtCoder Beginner Contest 350 A B C D AtCoder Beginner Contest 349 A B C D AtCoder Beginner Contest 348 A B
AtCoder Beginner Contest 261 (A·B·C·D) 发布于2022-09-16 09:45:18 2430 举报 文章被收录于专栏:HAUE_LYS'Blog A - Intersection 题目大意 Originoal Link 给定两个染色区间的端点L1,R1,L2,R2,求同时染上两种颜色的区间长度 思想 数据范围小,暴力枚举区间 遍历两个区间,用res[i]记录被染色的情况 ...
争取三天做完一套吧,太简单的就写一句话题解吧(其实也没多少会做的)。 自己做出来的在前面用*标记 agc007 A - Shik and Stone 暴力dfs即可,直接判断个数 B - Construct Sequences https://cloud.tencent.com/developer/article/1350465 C - Pushing Balls ...
AtCoder Beginner Contest 350 A - Past ABCs (abc350 A) 题目大意 给定一个形如ABCXXX的字符串。 问XXX是否是001→349001→349之间,且不能是316316。 解题思路 将后三位转换成数字后判断即可。 神奇的代码 a = int(input().strip()[3:]) if a >= 1 and a <= 349 and a != 316:...
AtCoder Beginner Contest 350 (A - G) A - Past ABCs#include<bits/stdc++.h>usingnamespacestd;voidsolve(){strings;… 阅读全文 赞同 4 添加评论 分享 收藏 AtCoder Beginner Contest 344 (A - F) A - Spoiler#include<bits/stdc++.h>usingnamespacestd;voidsolve(){strings;...
// Problem: F - Double Sum// Contest: AtCoder - AtCoder Beginner Contest 351// URL: https://atcoder.jp/contests/abc351/tasks/abc351_f// Memory Limit: 1024 MB// Time Limit: 2000 ms/// Powered by CP Editor (https://cpeditor.org)#include<bits/stdc++.h>usingnamespacestd;#define...