July Challenge 2020 Division 2
Chef and Card Game, Chef and Strings
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP
October Challenge 2020 Division 2
Positive AND, Chef and Easy Queries, Covid Run, Replace for X
November Challenge 2020 Division 2
Restore Sequence, Ada and Dishes, Iron, Magnet and Wall
December Challenge 2020 Division 2
Vaccine Distribution, Vaccine Production, Positive Prefixes, Even Pair Sum
January Challenge 2021 Division 3
Fair Elections, Chef and Division 3, Point Of Impact, Encoded String
February Challenge 2021 Division 3
Chef and Meetings, Highest Divisor, Maximise Function, Prime Game, Frog Sort
April Challenge 2021 Division 3
Chef and Dice, Valid Pair, World Record, Strong Language
India