August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess
September Challenge 2020 Division 2
Chefina and Swap, A Problem on Sticks, Ada Matrix
October Challenge 2020 Division 2
Chef and Easy Queries, Covid Run, Positive AND
November Challenge 2020 Division 2
Restore Sequence, Ada and Dishes, Iron, Magnet and Wall
December Challenge 2020 Division 2
Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
