01 2020 档案

Codeforces Round #615（Div.3）
摘要：Codeforces Round 615（Div.3） A. Collecting Coins 注意\(n\)可能不够用的情况。 C. Product of Three Numbers 枚举因数，看看能不能成。 D. MEX maximizing 根据贪心的思路我们可以发现答案一定是递增的，所以我们 阅读全文
posted @ 2020-01-29 13:07 Frnas 阅读(68) 评论(0) 推荐(0)
Educational Codeforces Round 80 题解
摘要：Educational Codeforces Round 80 比赛链接： "Educational Codeforces Round 80" A Deadline 由 $ x + \frac{d}{x + 1} = (x + 1) + \frac{d}{(x + 1)} 1$ ， $f(x) = 阅读全文
posted @ 2020-01-18 21:34 Frnas 阅读(134) 评论(0) 推荐(0)
codeforces Hello 2020 D. New Year and Conference
摘要：codeforces Hello 2020 D. New Year and Conference （还没理解） 题意： Filled with optimism, Hyunuk will host a conference about how great this new year will be! 阅读全文
posted @ 2020-01-14 12:05 Frnas 阅读(81) 评论(0) 推荐(0)
codeforces Hello 2020 - E. New Year and Castle Construction
摘要：codeforces Hello 2020 E. New Year and Castle Construction (待补) Kiwon's favorite video game is now holding a new year event to motivate the users! The 阅读全文
posted @ 2020-01-09 20:55 Frnas 阅读(166) 评论(0) 推荐(0)
Codeforces Round #612 (Div. 2) C. Garland
摘要：Codeforces Round 612 (Div. 2) C. Garland Vadim loves decorating the Christmas tree, so he got a beautiful garland as a present. It consists of n light 阅读全文
posted @ 2020-01-09 10:10 Frnas 阅读(254) 评论(0) 推荐(0)
codeforces Round #610 E - The Cake Is a Lie
摘要：codeforces Round 610 E The Cake Is a Lie 题目： https://codeforces.com/contest/1282/problem/E We are committed to the well being of all participants. The 阅读全文
posted @ 2020-01-04 10:36 Frnas 阅读(177) 评论(0) 推荐(0)

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