April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
June Challenge 2020 Division 2
The Tom and Jerry Game!, Chef and String, Chef and Price Control
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Chef and Linear Chess, Another Card Game Problem
January Challenge 2021 Division 3
Fair Elections, Chef and Division 3, Point Of Impact, Encoded String
May Challenge 2021 Division 3 (Rated)
Xor Equality, Golf, Solubility
India