December Challenge 2018 Division 2
Chef and Interactive Contests, Chef and An Ideal Problem
January Challenge 2019 Division 2
Lucky Number Game, Fancy Quotes
February Challenge 2019 Division 2
Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Deputy Chef
March Challenge 2019 Division 2
Chef and Number Game, Chef and a Beautiful Digit
May Lunchtime 2019 Division 2 (Unrated)
Dummy Palindromic Strings, CV
June Cook-Off 2019 Division 2
Multiple Choice Exam, Eat Twice
