2019年6月8日
Educational Codeforces Round 66 (Rated for Div. 2) A
摘要： A. From Hero to Zero 题目链接：http://codeforces.com/contest/1175/problem/A 题目 ou are given an integer n and an integer kIn one step you can do one of the 阅读全文
posted @ 2019-06-08 12:12 branna 阅读(135) 评论(0) 推荐(0)
Codeforces Round #563 (Div. 2)C
摘要： C. Ehab and a Special Coloring Problem 题目链接：http://codeforces.com/contest/1174/problem/C 题目 You're given an integer n. For every integer i from 2 to n 阅读全文
posted @ 2019-06-08 12:04 branna 阅读(104) 评论(0) 推荐(0)
Codeforces Round #563 (Div. 2)B
摘要： B.Ehab Is an Odd Person 题目链接：http://codeforces.com/contest/1174/problem/B 题目 You’re given an array a of length n. You can perform the following operat 阅读全文
posted @ 2019-06-08 01:55 branna 阅读(226) 评论(0) 推荐(0)
Codeforces Round #563 (Div. 2)A
摘要： A. Ehab Fails to Be Thanos 题目链接：http://codeforces.com/contest/1174/problem/A 题目 You’re given an array a of length 2n. Is it possible to reorder it in 阅读全文
posted @ 2019-06-08 01:48 branna 阅读(132) 评论(0) 推荐(0)