March Cook-off 2018 Division 2
Chef Judges a Competition, Chef Goes to the Cinema
April Challenge 2018 Division 2
Chef and Array (Challenge), Weight of Numbers, Count Good Prefixes, Average of Pairs, Workers
June Challenge 2018 Division 2
Naive Chef, Binary Shuffle
July Challenge 2018 Division 2
Magic Set, Strike or Spare
August Challenge 2018 Division 2
Modular GCD, Problem Sort, Sheokand and Number, Spell Bob
September Challenge 2018 Division 2
Magician versus Chef, Bad Shuffle, Table Game, Chef and Adventures, War of XORs
January Challenge 2019 Division 1
Yet Another Problem About Sequences, Different Neighbours, Distinct Pairs, A Pizza Slice
January Lunchtime 2020 Division 1
Bob and His Friends, Chef and Street Food
