January Challenge 2019 Division 2
Fancy Quotes, Lucky Number Game
February Challenge 2019 Division 2
Chef and Magical Jars, Chef and Secret Ingredients, Deputy Chef
March Challenge 2019 Division 2
Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Smallest KMP, Chef and Linear Chess, Another Card Game Problem
September Challenge 2020 Division 2
Chefina and Swap, A Problem on Sticks, Find XOR, Ada Matrix, Coronavirus Spread 2
India