June Challenge 2020 Division 2
The Tom and Jerry Game!, Even Matrix, Chef and Price Control, Chef and String, Chef and Icecream
July Challenge 2020 Division 2
Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings
July Cook-Off 2020 Division 1
Even-tual Reduction, OR-thodox Distinction
July Lunchtime 2020 Division 1
Golomb Sequence, Binary Concatenation
December Cook-Off 2020 Division 1
Self-Destructing Strings, Sed Passwords, Circle of Chaos
December Lunchtime 2020 Division 1 (Unrated)
Three Letters, One Zero Swaps
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian, Doof fires Brackets, Jeremy gets a gift
April Challenge 2021 Division 2
Binary String MEX, Worthy Matrix, Chef and Dice, Boolean Game
May Long Two 2022 Division 2 (Unrated)
Xor Palindrome, Subarrays with length
India