March Cook-Off 2020 Division 2
Find Your Gift, Mysterious Sequence, Box of Chocolates
April Lunchtime 2020 Division 2
Another Birthday Present!, Chef in Fantasy League
UWCOI 2020 (Rated for all)
Button Pairs, Base Plans, Find maximum in an Array
RECode 12.0 (Rated for all)
Chef and String, Chef and Rotation, Chef and Numbers
November Challenge 2020 Division 2
Restore Sequence, Ada and Dishes
December Challenge 2020 Division 2
Hail XOR, Calculus, String Operations
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian
January Challenge 2021 Division 3
Chef and Ants, Watching CPL, Fair Elections, Chef and Division 3, Point Of Impact, Encoded String
February Lunchtime 2021 Division 2
Average Sorting, Sed Max, Palpal Strings, Coprime Range
November Cook-Off 2021 Division 2
Missing Sums, Make it Divisible
SnackDown 2021 - Elimination Parallel (Rated for Div 2)
Yet another subarray problem, Remove Element
Kenya