May Challenge 2020 Division 2
Isolation Centers, Coronavirus Spread
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
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
Ada King, Missing a Point, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess
RECode 12.0 (Rated for all)
Chef and String, Chef and Numbers
October Challenge 2020 Division 2
Positive AND, Replace for X, Adding Squares, Covid Run, Chef and Easy Queries
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian
July Long Two 2022 Division 2 (Unrated)
Maximize Difference, To Divide or Not To Divide, Sum of Product 1
India