这是AtCoder的常规赛,共4道题目,时长100分钟,满分2100至2700不等,Rating超过2799的选手不计Rating值。特别地,本比赛一般与ABC同时进行,ABC的C、D题与本比赛前两题相同,因此ARC赛题通常编号为CF,ABC编号AD。题目难度中等,赛题按照洛谷的难度评级约为黄题~紫题。按照AtCoder官网所述,此比赛原应比AGC更频繁,但是...
// Problem: F - Zebraness // Contest: AtCoder - Caddi Programming Contest 2021(AtCoder Beginner Contest 193) // URL: https://atcoder.jp/contests/abc193/tasks/abc193_f // Memory Limit: 1024 MB // Time Limit: 2000 ms // // Powered by CP Editor (https://cpeditor.org) #include<...
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ABCABCDEFGHAlgorithm & Data Structure 001 --- 002 ---TriangleArea(C), BitFullSearch(D) 003 ---PIE(D) 004 --- 005 --- 006 ---LIS(D) 007 ---BFS(C) 008 ---DP(D) 124 --- 125 --- 126 --UnionFind(E) 127 --StarrySkyTree(F)...
Caddi Programming Contest 2021(AtCoder Beginner Contest 193) E - Oversleeping (excrt,扩展中国剩余定理) 题意:有一辆火车在AA点和BB点之间来回跑,到达BB点后会停留一段时间,火车从AA点出发,你刚开始就坐在火车上,你每过一段时间就会睡觉,问你能否在醒着的时候在BB点下车. 题解:题目中的不等关系式已经...
https://atcoder.jp/contests/abc167/submissions/59133602ARC179D#题意:给定一棵 N 个节点的树,要求在上面行走。可以进行下列操作,初始门和人在同一个任意节点:从一个点移动到另一个点。 将门设置在当前节点 传送到门 第一个操作花费 1 代价,后两个操作不花费代价,要求将所有节点至少遍历一次,求最小代价。
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820 B - ABC C++ (GCC 9.2.1) AtCoder *600 Aug/13/2022 22:06 819 E - Red and Green Apples C++ (GCC 9.2.1) AtCoder *500 Aug/08/2022 20:05 818 B - Summer sell-off GNU C++17 greedy sortings *1300 Aug/06/2022 22:42 817 A - Perfect Permutation GNU C++17 constructive algorithm...
https://atcoder.jp/contests/abc193/tasks/abc193_f 题意分析 给出一个二维的表格,每一个格子上有一个字符表示当前格子上面的颜色。‘W’表示白色,‘B’表示黑色,‘?’表示还没有上色。求当给所有未上色的格子上色之后,白色与黑色格子相邻的边最大的数量。
摘要:题目链接:https://atcoder.jp/contests/abc200/tasks/abc200_e E - Patisserie ABC 2 题意n3n3个三元组(x,y,z)(1≤x,y,z≤n)(x,y,z)(1≤x,y,z≤n)按照以下三个关键字从小到大排序: \(x + y 193 0 0 AtCoder Beginner Contest 183 ...