July Challenge 2020 Division 2
Chefina and Swaps, Ada King, Chef and Strings, Missing a Point, Chef and Card Game
July Cook-Off 2020 Division 2
Even-tual Reduction, OR-thodox Distinction
August Cook-Off 2020 Division 1
Red-blue Trees, Polygon Relationship
August Lunchtime 2020 Division 1
Game on a Strip, Alien Invasion
December Lunchtime 2020 Division 1 (Unrated)
Three Letters, One Zero Swaps
October Cook-Off 2020 Division 1
Path-etic Sums, Yet Another Crossover Episode
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian, Doof fires Brackets
September Cook-Off 2020 Division 1
Maximise Subsequence Value
UWCOI 2021 (Rated for all)
Hidden Numbers, Array Swaps
March Lunchtime 2021 Division 2
Dinner by Candlelight, Racing, Uniform, Lunchtime
April Cook-Off 2021 Division 1
Tree Distances, OR of ANDs
Starters 152 (Rated)
Completion (Easy), Range Minimize, Anti-Palindrome Queries, Maximize Hamming Distance
Starters 155 (Rated till 5 stars)
GCD to 1 (Hard), Replace With First, Replace With First Literally, Prefix Suffix Min Max
Starters 172 (Rated till 5 stars)
Transform String, AndOr, Tactical Removal
India