February Challenge 2020 Division 2
The Theatre Problem, School of Geometry, Hard Cash
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control
July Challenge 2020 Division 2
Chef and Strings, Chefina and Swaps, Chef and Card Game, Missing a Point, Ada King
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements
May Cook-Off 2021 Division 2
The Last Problem, Double Burgers, Chef and Subarrays
May Challenge 2021 Division 2 (Rated)
Valid Paths, Tree House, An Interesting Sequence, Xor Equality, Tic Tac Toe, Modular Equation
India