qq_30445397的博客

Codeforces Round # 721 (Div. 2) 2021/05/20 https://codeforces.com/contest/1527 A. And Then There Were K time limit per test : 1 second memory limit per test : 256 megabytes input : standard input output : standard output 题目描述 Given an integer n, find

Codeforces Round #717 (Div.2 ) 2021/04/21 https://codeforces.com/contest/1516 A. Tit for Tat time limit per test : 1 second memory limit per test : 256 megabytes input : standard input output : standard output 题目描述 Given an array a of length n, you ca

Codeforces Round #664 (Div. 2) time : 2020/08/14 链接 A. Boboniu Likes to Color Balls time limit per test : 1 second memory limit per test : 256 megabytes input : standard input output : standard output 题目描述 Boboniu gives you r red balls, g green b

Codeforces Round #499 (Div. 2) 2019/11/30 (周六) 第一次训练赛 链接：Codeforces Round #499 (Div. 2)

Codeforces Round #604 (Div.2) 2019/12/5 22:35——2019/12/6 00:35 这是我经历了多次掉分之后的第一次上分，是个好兆头。虽然只有区区16分，但是见到情况有些好转，看到这么多天的努力没有白费，心里感觉还是很开心呢。 Codeforces Round #604 (Div.2) A. Beautiful String time ...