February Challenge 2019 Division 2
Appy and Contest, Deputy Chef, Chef and Secret Ingredients
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
Road Signs, Chef and Proxy, Guddu on a Date
August Challenge 2019 Division 2
Football, Zombie and the Caves, Distribute Apples, Dilemma
October Challenge 2019 Division 2
Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
December Challenge 2019 Division 2
Plus Multiply, That Is My Score!
February Challenge 2020 Division 2
Hard Cash, School of Geometry, No Change Required, The Theatre Problem
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control
July Challenge 2020 Division 2
Chef and Card Game, Chef and Strings, Doctor Chef, Missing a Point, Chefina and Swaps, Ada King
August Challenge 2020 Division 2
Subsequence Frequency Counting, Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements
September Challenge 2020 Division 1
Chefina and Swap, Chef and Trump Cards, Find XOR, Ada Matrix
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