[CS Academy] Water TowerRead more
[CS Academy] Two SquaresRead more
[CS Academy] Win PercentagesRead more
[Codeforces] Round 644 (Div. 3) G. A/B MatrixRead more
[Codeforces] Round 647 (Div. 1) - Thanks, Algo Muse! B. Johnny and GrandmasterRead more
[Codeforces] Round 648 (Div. 2) E. Maximum Subsequence ValueRead more
[Codeforces] Round 650 (Div. 3) E. Necklace AssemblyRead more
[Codeforces] Round 652 (Div. 2) D. TediousLeeRead more
[CS Academy] Work TimeRead more
[CS Academy] Xor MatchRead more