November Challenge 2018 Division 2
Chef and Ridges, Chef and Difficult Contests
August Challenge 2019 Division 2
Dilemma, Football, Distribute Apples
October Challenge 2019 Division 2
Chef and Maximum Star Value, Operations on a Matrix, Phone Prices
November Challenge 2019 Division 2
Physical Exercise, Hard Sequence, Weapon Value
April Challenge 2020 Division 2
Strange Number, Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
India