April Challenge 2020 Division 2
Squared Subsequences, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue, Strange Number
April Cook-Off 2020 Division 2
Matrix Decomposition, Lift Requests, Simple Operations
April Lunchtime 2020 Division 2
Triangle Query, Chef in Fantasy League, Positive Mex, Another Birthday Present!
September Challenge 2020 Division 1
Chefina and Swap, Find XOR, Ada Matrix
February Challenge 2021 Division 2
Frog Sort, Maximise Function
