June Challenge 2020 Division 2
Chef and Icecream, Chef and String, Chef and Price Control
July Challenge 2020 Division 2
Ada King, Missing a Point, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 2
Another Card Game Problem, Chef and Linear Chess, Chef Wars - Return of the Jedi
December Challenge 2020 Division 2
Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
January Challenge 2021 Division 3
Encoded String, Point Of Impact, Fair Elections, Chef and Division 3
February Challenge 2021 Division 3
Team Name, Chef and Meetings, Maximise Function, Highest Divisor
March Challenge 2021 Division 3
No Time to Wait, Space Arrays, College Life 4, Chef and Groups, Interesting XOR!
May Challenge 2021 Division 2 (Rated)
Xor Equality, Tic Tac Toe
June Challenge 2021 Division 3 (Rated)
Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat
August Challenge 2021 Division 2 (Unrated)
Problem Difficulties, Olympics Ranking
India