February Challenge 2020 Division 2
Hard Cash, School of Geometry
April Challenge 2020 Division 2
Squared Subsequences, Unit GCD, Sell All the Cars, COVID Pandemic and Long Queue, Strange Number
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
February Challenge 2021 Division 3
Chef and Meetings, Maximise Function, Highest Divisor
March Challenge 2021 Division 3
Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait
March Lunchtime 2021 Division 3
Make the Sum Even, Dinner by Candlelight, Turn It, Motivation
March CodeChef Starters 2021 Division 3 (Rated)
Nobel Prize, Possible Victory
April Challenge 2021 Division 3
Strong Language, World Record, Valid Pair, Chef and Dice, Worthy Matrix, Binary String MEX
May Challenge 2021 Division 2 (Rated)
Xor Equality, Tic Tac Toe, Modular Equation
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
