Tag - Codeforces

2020

2020-02-05「Codeforces」Educational Codeforces Round 81

2020-01-28「CF1287F」LCC - 概率和期望 + 动态DP

2020-01-28「CF1287E」Madhouse - 交互 + 构造

2020-01-28「CF1293E」Xenon's Attack on the Gangs - 动态规划

2020-01-20「CF1284E」New Year and Castle Construction - 计算几何

2020-01-12「CF1285F」Classical - 数论 + 栈

2020-01-12「CF1270H」Number of Components - 线段树

2020-01-12「Codeforces」Good Bye 2019

2019

2019-09-08「CF1217F」Forced Online Queries Problem - 线段树分治 + 可撤销并查集

2019-09-05「CF1060F」Shrinking Tree - 概率 + 动态规划 + 计数