April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining, Subtree Removal, Fencing, Playing with Numbers
April Cook-Off 2019 Division 2
Making a Meal, Chef Learning Hungarian Algorithm
August Challenge 2019 Division 2
Distribute Apples, Football, Dilemma
September Challenge 2019 Division 2
Chef and Good Subsequences, Easy Fibonacci, Biladerim Icin, Doofish Set, Chef Designed a Network, Chef and Interesting Subsequences
October Challenge 2019 Division 2
Operations on a Matrix, Phone Prices, Array Modification, Missing Number, Even Edges, Chef and Maximum Star Value
December Challenge 2019 Division 2
Addition, That Is My Score!, (Challenge) Cubical Virus, Sticky Notes, Easy Subsequence Selection, Binary XOR, Plus Multiply, Chefina and Ranges
December Challenge 2020 Division 2
Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
February Challenge 2021 Division 2
Frog Sort, Team Name, Maximise Function
April Challenge 2021 Division 2
Worthy Matrix, Chef and Dice
Peru