December Challenge 2018 Division 2
Chef and Interactive Contests, Chef and An Ideal Problem
November Challenge 2018 Division 2
Chef and Ridges, Chef and Difficult Contests, Chef and Happiness
January Challenge 2019 Division 2
Lucky Number Game, Fancy Quotes, A Pizza Slice
February Challenge 2019 Division 2
Chef and Secret Ingredients, Deputy Chef, Appy and Contest, Chef and Magical Jars
March Challenge 2019 Division 2
Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining, Fencing
May Cook-Off 2019 Division 2
Chain Reaction, Recover the Sequence
June Challenge 2019 Division 2
Road Signs, Chef and Proxy, Guddu on a Date, Chef and Ingredients, Sum and GCD
August Cook-Off 2019 Division 2
Chef and Pepperoni Pizza, Chef Drinks Coke
October Challenge 2019 Division 2
Even Edges, Phone Prices, Operations on a Matrix, Array Modification, Chef and Maximum Star Value, Missing Number
July Lunchtime 2020 Division 2
Chef and Steps, Maximum Candies
India