CF 分类

2022

04-20

Codeforces Round #783 (Div. 1)

2021

12-19

Codeforces Global Round 14[CF1515]

08-30

Deltix Round, Summer 2021[CF1556]

02-19

Codeforces Round #703[CF1486]

2020

08-05

Duff in Mafia[CF587D]

08-04

Number of Binominal Coefficients[CF582D]

07-18

Codeforces Round #526[CF1083]

07-14

Codeforces Global Round 1[CF1110]

07-12

Knights[CF1067C]

07-12

Codeforces Round #517[CF1071]