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[easy]CodeForces-897B Chtholly's request 模拟/找规律
[easy]CodeForces - 897B Chtholly’s request 模拟/找规律原创 2017-12-22 14:16:53 · 300 阅读 · 0 评论 -
[Easy]CodeForces - 897C Nephren gives a riddle | dfs + 特判
Codeforces 897C原创 2017-12-22 14:32:45 · 576 阅读 · 0 评论 -
[Easy] CodeForces - 897D Ithea Plays With Chtholly | 贪心博弈
Codeforces 897D原创 2017-12-22 14:48:39 · 561 阅读 · 0 评论 -
Codeforces Round #460 (Div. 2) D. Substring [拓扑排序+dp]
D. SubstringYou are given a graph with n nodes and m directed edges. One lowercase letter is assigned to each node. We define a path’s value as the number of the most frequently occurring letter. Fo原创 2018-02-01 13:01:08 · 342 阅读 · 0 评论 -
Codeforces Good Bye 2017 908F - New Year and Rainbow Roads 贪心+模拟
题目链接： http://codeforces.com/contest/908/problem/FF - New Year and Rainbow RoadsRoy and Biv have a set of n points on the infinite number line.Each point has one of 3 colors: red, green, or blu原创 2018-02-01 19:49:27 · 704 阅读 · 0 评论