December Challenge 2018 Division 2
Chef and An Ideal Problem, Chef and Interactive Contests
November Challenge 2018 Division 2
Chef and Ridges, Chef and Difficult Contests
October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
January Challenge 2019 Division 2
Chef and Modulo Game, Fancy Quotes, Lucky Number Game
February Challenge 2019 Division 2
Deputy Chef, Art of Balance, Appy and Contest, Chef and Magical Jars, Guess It Right, Manhattan Rectangle, Chef and Secret Ingredients
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
March Challenge 2019 Division 2
Chef got Recipes, Cheating on Queue, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit, (Challenge) Interleaving Strings
August Challenge 2019 Division 1
Guddu and his Mother, Dilemma, Maximize an Expression
Alkhwarizm (Rated for all)
Weirwood Trees, Danny Wants To Know
April Lunchtime 2021 Division 2
Chef in Heaven , Bench Press, Array Rotation
India