February Challenge 2020 Division 2
School of Geometry, Hard Cash
March Challenge 2020 Division 2
Ada Bishop 2, Pintu and Fruits
April Challenge 2020 Division 2
Leaked Answers (Challenge)
April Cook-Off 2020 Division 2
Matrix Decomposition, Lift Requests
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
July Challenge 2020 Division 2
Chef and Strings, Chefina and Swaps, Chef and Card Game, Doctor Chef, Missing a Point, Ada King
August Challenge 2020 Division 2
Insanely Hard School Exams, Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements
July Cook-Off 2020 Division 2
Even-tual Reduction, OR-thodox Distinction
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian
