July Challenge 2020 Division 2
Chef and Strings, Chef and Card Game
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements
September Challenge 2020 Division 2
Coronavirus Spread 2, Ada Matrix, A Problem on Sticks, Chefina and Swap
July Cook-Off 2020 Division 2
Even-tual Reduction, OR-thodox Distinction
August Cook-Off 2020 Division 2
Polygon Relationship, Chef and Work, K-Foldable String
August Lunchtime 2020 Division 2
Game on a Strip, Mode of Frequencies
October Challenge 2020 Division 2
Chef and Easy Queries, Covid Run, Positive AND, Replace for X
November Challenge 2020 Division 2
Restore Sequence, Ada and Dishes, Magical Candy Store, Iron, Magnet and Wall
December Challenge 2020 Division 1
Hail XOR, Calculus, Positive Prefixes, Even Pair Sum
October Lunchtime 2020 Division 2
Chef Likes Good Sequences, AND Plus OR
February Challenge 2021 Division 2
Frog Sort, Team Name, Prime Game, Maximise Function
May Challenge 2021 Division 2 (Rated)
Valid Paths, Tree House, An Interesting Sequence, Xor Equality, Tic Tac Toe, Modular Equation
India