February Challenge 2019 Division 2
Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef, Manhattan Rectangle
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
February Lunchtime 2019 Division 2
Average Number, The Tricky Deal
March Challenge 2019 Division 2
Chef and a Beautiful Digit, Yet Again a Subarray Problem, Cheating on Queue, Chef got Recipes, Chef and Number Game
August Challenge 2019 Division 1
Football, Zombie and the Caves, Distribute Apples, Maximize an Expression, Dilemma, Encoding, Guddu and his Mother
April Challenge 2020 Division 1
Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Leaked Answers (Challenge)
Biteration #2 (Rated for Division 2)
A - Books, C - Chef and Maths
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