November Challenge 2018 Division 2
Chef and Difficult Contests, Chef and Ridges
January Challenge 2019 Division 2
Lucky Number Game, Distinct Pairs, 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
February Lunchtime 2019 Division 2
Average Number, The Tricky Deal
March Challenge 2019 Division 2
Chef and a Beautiful Digit, Chef got Recipes, Chef and Number Game
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining
February Challenge 2020 Division 2
School of Geometry, Hard Cash
March Challenge 2020 Division 2
Pintu and Fruits, XOR Engine
April Challenge 2020 Division 2
Strange Number, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
India