February Challenge 2020 Division 2
School of Geometry, Hard Cash
April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
January Lunchtime 2020 Division 2
Bob and His Friends, Chef and Street Food
March Challenge 2021 Division 3
Chef and Groups, No Time to Wait
April Challenge 2021 Division 3
Valid Pair, World Record, Strong Language
May Challenge 2021 Division 3 (Rated)
Xor Equality, Golf, Solubility
India