December Challenge 2018 Division 2
Chef and Interactive Contests
April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control
July Challenge 2020 Division 2
Chef and Strings, Ada King, Chef and Card Game
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess
July Long One 2022 Division 4 (Rated)
Bidding, Chef and Candies, Pass the Exam, Slow Solution
October Long 2022 Division 4 (Rated)
Podium Finish, Minimum Pizzas, Building Race, Single Operation Part 1, Single Operation Part 2
India