September Challenge 2019 Division 2
Easy Fibonacci, Chef and Good Subsequences, Chef and Interesting Subsequences
September Lunchtime 2019 Division 2
Chef Feeds Cats, Chef and Football Match, Find the Sum
October Challenge 2019 Division 2
Chef and Maximum Star Value, Array Modification, (Challenge) Maximizing LIS, Operations on a Matrix, Phone Prices
November Challenge 2019 Division 2
Chef and Minimum Colouring, Weapon Value, From Zero to Infinity, Hard Sequence, Physical Exercise
December Challenge 2019 Division 1
Binary XOR, Sticky Notes, Addition
April Challenge 2020 Division 1
Strange Number, Squared Subsequences, Leaked Answers (Challenge)
June Challenge 2020 Division 2
Chef and Price Control, Chef and String, Chef and Icecream, The Tom and Jerry Game!, Even Matrix, Covid Sampling (Challenge)
July Cook-Off 2020 Division 1
Even-tual Reduction, OR-thodox Distinction
July Lunchtime 2020 Division 1
Golomb Sequence, Binary Concatenation
June Cook-Off 2020 Division 2
Cache Hits, Per Capita Income, Max Mex
RECode 12.0 (Rated for all)
Chef and String, Chef and Walk, Chef and Rotation, Chef and Subsequences, Chef and Numbers
October Challenge 2020 Division 1
Positive AND, Replace for X
October Lunchtime 2020 Division 2
AND Plus OR, Chef and Subtree MEXs
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian, Doof fires Brackets
