June Challenge 2020 Division 2
The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control, Even Matrix
July Challenge 2020 Division 2
Ada King, Missing a Point, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess
September Challenge 2020 Division 2
Ada Matrix, A Problem on Sticks
October Challenge 2020 Division 2
Covid Run, Chef and Easy Queries
February Challenge 2021 Division 3
Frog Sort, Chef and Meetings, Maximise Function, Highest Divisor
April Challenge 2021 Division 3
Worthy Matrix, Chef and Dice, Valid Pair, World Record, Strong Language
India