August Challenge 2019 Division 2
Football, Distribute Apples, Dilemma
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
April Cook-Off 2020 Division 2
Matrix Decomposition, Lift Requests
May Cook-Off 2020 Division 2
Chef and Recipe, Chef, Chefina and Their Friendship
August Challenge 2020 Division 2
Subsequence Frequency Counting, Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements
August Cook-Off 2020 Division 1
Red-blue Trees, Polygon Relationship
