August Challenge 2019 Division 2
Dilemma, Football, Distribute Apples, Zombie and the Caves
November Challenge 2019 Division 2
Hard Sequence, Weapon Value
July Challenge 2020 Division 2
Ada King, Chef and Card Game, Chef and Strings
June Lunchtime 2020 Division 2
Increasing Decreasing, Gold Mining, Chef and Demonetisation, Maximum AND
December Challenge 2020 Division 2
Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
January Cook-Off 2021 Division 3
Distinct Pair Sums, Password
February Lunchtime 2021 Division 2
Average Sorting, Palpal Strings, Coprime Range
April Cook-Off 2021 Division 2
OR of ANDs, Chocolate Monger
India