October Challenge 2018 Division 2
Chef and Serves, Byte to Bit
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining
July Challenge 2019 Division 2
Minimum and Maximum, Chef and Mean
October Challenge 2019 Division 2
Operations on a Matrix, Phone Prices, Array Modification
November Challenge 2019 Division 2
Hard Sequence, Weapon Value
December Challenge 2019 Division 2
Plus Multiply, Easy Subsequence Selection, That Is My Score!
February Challenge 2020 Division 2
The Theatre Problem, Hard Cash, School of Geometry
April Challenge 2020 Division 2
Strange Number, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP
September Challenge 2020 Division 2
Chefina and Swap, A Problem on Sticks, Chef and Trump Cards, Ada Matrix, Coronavirus Spread 2
India