February Challenge 2020 Division 2
The Theatre Problem, School of Geometry, Hard Cash
April Challenge 2020 Division 2
Strange Number, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
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, Doctor Chef
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP
September Challenge 2020 Division 2
A Problem on Sticks, Ada Matrix
January Challenge 2021 Division 3
Chef and Division 3, Encoded String, Point Of Impact, Fair Elections
February Challenge 2021 Division 3
Frog Sort, Team Name, Chef and Meetings, Prime Game, Maximise Function, Highest Divisor
May Challenge 2021 Division 2 (Rated)
Xor Equality, Modular Equation
India