随笔分类 -  题库—AtCoder

摘要:Problem Statement Given is a sequence A of N integers. There are 2N−1 non-empty subsequences B of A. Find the sum of max(B)×min(B) over all of them. S 阅读全文
posted @ 2021-03-29 23:55 脂环 阅读(118) 评论(0) 推荐(0) 编辑
摘要:Problem Statement Snuke has decided to play a game using cards. He has a deck consisting of NN cards. On the ii -th card from the top, an integer AiAi 阅读全文
posted @ 2020-03-29 00:30 脂环 阅读(247) 评论(0) 推荐(0) 编辑
摘要:Problem Statement There is a cave consisting of NN rooms and MM one-directional passages. The rooms are numbered 11 through NN . Takahashi is now in R 阅读全文
posted @ 2020-03-22 17:16 脂环 阅读(288) 评论(0) 推荐(0) 编辑
摘要:Problem Statement Takahashi will take part in an eating contest. Teams of NN members will compete in this contest, and Takahashi's team consists of NN 阅读全文
posted @ 2020-03-22 00:53 脂环 阅读(384) 评论(0) 推荐(0) 编辑

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