Basecamp
    Home
    Problems
    Contests
    Courses
    Rating
    Posts
    Store
    Discord
Cistheta
Sign in
Cistheta
Hong Kong
Hong Kong
Joined Jul 29, 2020
OverviewPosts
Problems547
Submissions729
Dec
2020
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2021
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2022
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2023
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2024
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2025
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Cistheta solved problem Binomial Sum (#11488) on first attempt6 months ago
Cistheta solved problem Binomial coefficients 1 (#318) on 4 attempt6 months ago
Cistheta solved problem x1+...+xk = n (2) (#11551) on first attempt6 months ago
Cistheta solved problem x1+...+xk = n (#11550) on first attempt6 months ago
Cistheta solved problem Sum of squares Cnk (#11271) on first attempt6 months ago
Cistheta solved problem C0n + ... + Cnn (#9892) on first attempt6 months ago
Cistheta solved problem Party (#5329) on first attempt6 months ago
Cistheta solved problem How Many? (#3260) on first attempt6 months ago
Cistheta solved problem Paths on a Grid (#10668) on first attempt4 years ago