October Challenge 2020 Division 2
Replace for X, D-Dimensional MST, Adding Squares, Covid Run, Chef and Easy Queries, Positive AND
November Challenge 2020 Division 2
Unusual Queries, Iron, Magnet and Wall, Scalar Product Tree, Magical Candy Store, Ada and Dishes, Restore Sequence
February Cook-Off 2023 Division 1 (Rated)
Take Not Less, Alice Potter and OWL, Alice Potter and Wingardium Leviosa, Crazy Row, Alice Potter And Dumbledore Army
Starters 82 Division 1 (Rated till 6 stars)
Mode!, Difference Matrix, Find eX, Make Them Alike, Meet over Grid, Tree Game
Starters 84 Division 1 (Rated till 6 Stars)
MEX Sequences, SUM OR, Twice GCD Thrice LCM, Max count of 1, Digit Operation, Chef And Adjacent Sums
Starters 88 Division 1 (Rated till 6 Stars)
Maximum And Or, Chef and Asteroids, Good Operations, Minimize the Bits, Chef and Good Array
Taiwan