December Challenge 2018 Division 2
Chef and Interactive Contests, Chef and An Ideal Problem
Quick Code (Rated for Division 2)
Immortal Frieza, Majin Vegeta
January Challenge 2019 Division 2
A Pizza Slice, Fancy Quotes, Chef and Modulo Game, Distinct Pairs, Lucky Number Game, Different Neighbours, Yet Another Problem About Sequences
March Challenge 2019 Division 2
Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit, (Challenge) Interleaving Strings
May Challenge 2019 Division 2
Matches, Reduce to One, Where to Build the Roads
August Challenge 2019 Division 2
Zombie and the Caves, Football, Dilemma, Distribute Apples
September Challenge 2019 Division 2
Easy Fibonacci, Chef and Interesting Subsequences
September Lunchtime 2019 Division 1
All Substrings, Find the Sum
October Challenge 2019 Division 1
Chef and Maximum Star Value, Array Modification
January Challenge 2020 Division 2
Chef and Dynamo, Doraemon, Equality, Breaking Bricks
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
Biteration #2 (Rated for Division 2)
A - Books, B - Candy Love, C - Chef and Maths
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