December Challenge 2018 Division 2
Chef and Interactive Contests
November Challenge 2018 Division 2
Chef and Ridges, Chef and Happiness, Chef and Difficult Contests
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
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
January Challenge 2020 Division 2
Breaking Bricks, Doraemon, Chef and Dynamo
February Challenge 2020 Division 2
School of Geometry, Hard Cash
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP
September Challenge 2020 Division 2
A Problem on Sticks, Ada Matrix
October Challenge 2020 Division 2
Positive AND, Replace for X, Covid Run, Chef and Easy Queries
January Challenge 2021 Division 2
Watching CPL, Fair Elections, Chef and Division 3
India