May Challenge 2020 Division 2
Isolation Centers, Coronavirus Spread
April Cook-Off 2020 Division 2
Matrix Decomposition, Lift Requests
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 1
Chef and Dragon Dens, Doctor Chef, Missing a Point, Chefina and Swaps
June Cook-Off 2020 Division 2
Cache Hits, Per Capita Income, Max Mex, Checkpoints
RECode 12.0 (Rated for all)
Chef and Numbers, Chef and Rotation, Chef and String, Chef and Walk
Code Ensemble (Rated for Division 2)
Cherry and Bits, Help Martha
April Cook-Off 2021 Division 2
OR of ANDs, Chocolate Monger
May Cook-Off 2021 Division 2
The Last Problem, Double Burgers
May Lunchtime 2021 Division 2
Total Components, K-Subarrays, Tom And Jerry 1, Charges
SnackDown 2021 - Elimination Parallel (Rated for Div 2)
Yet another subarray problem, Remove Element
June Long One 2022 Division 2 (Unrated)
Full Path Eraser, Divisible by i , Possible GCD, Alternate Additions, Equal Strings
