February Challenge 2019 Division 2
Chef and Magical Jars, Deputy Chef, Chef and Secret Ingredients, Appy and Contest
March Challenge 2019 Division 2
Chef and Number Game, Chef and a Beautiful Digit
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining
June Challenge 2019 Division 2
Chef and Proxy, Guddu on a Date
July Cook-Off 2019 Division 2
Playing with Strings, Two Variables
August Challenge 2019 Division 2
Guddu and his Mother, Zombie and the Caves, Distribute Apples, Football, Dilemma
October Challenge 2019 Division 2
Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
November Challenge 2019 Division 2
Weapon Value, Physical Exercise, Hard Sequence
December Challenge 2019 Division 2
Plus Multiply, Easy Subsequence Selection, (Challenge) Cubical Virus, That Is My Score!, Addition
January Challenge 2020 Division 2
Chef and Dynamo, Doraemon, Equality, Breaking Bricks
February Challenge 2020 Division 2
Hard Cash, Long Contest and Cook Off Overlaps, (Challenge) Raisins, School of Geometry, The Theatre Problem, No Change Required
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
India