June Challenge 2020 Division 2
The Tom and Jerry Game!, Even Matrix, Chef and Price Control, Chef and String, Chef and Icecream, Covid Sampling (Challenge)
October Challenge 2020 Division 2
Positive AND, Replace for X, Covid Run, Chef and Easy Queries
November Challenge 2020 Division 2
Iron, Magnet and Wall, Ada and Dishes, Restore Sequence
January Challenge 2021 Division 2
Watching CPL, Fair Elections
December Challenge 2020 Division 1
Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
December Cook-Off 2020 Division 1
Self-Destructing Strings, Circle of Chaos
December Lunchtime 2020 Division 1 (Unrated)
Three Letters, One Zero Swaps
January Lunchtime 2021 Division 2 (Unrated)
Binary Subsequence, Even Differences, Even Sum
October Cook-Off 2020 Division 2
Path-etic Sums, Yet Another Crossover Episode, Decreasing Srrnmieeda, Split the Str Ing
November Cook-Off 2020 Division 2
Flip the String, Chef and IPC Certificates, Hiring Workers
October Challenge 2021 Division 2 (Unrated)
Longest AND Subarray, Digit Removal, MEX-OR
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