December Challenge 2018 Division 2
Chef and An Ideal Problem, Chef and Interactive Contests
October Lunchtime 2019 Division 2
Khaled in HIT, Counting Inversions Revisited
November Challenge 2019 Division 2
Hard Sequence, Weapon Value
January Challenge 2020 Division 2
Chef and Dynamo, Doraemon, Equality, Breaking Bricks
February Challenge 2020 Division 2
The Theatre Problem, School of Geometry, Hard Cash
May Challenge 2020 Division 2
Isolation Centers, Coronavirus Spread
May Cook-Off 2020 Division 2
Chef and Recipe, Chef, Chefina and Their Friendship
January Lunchtime 2020 Division 2
Bob and His Friends, Chef and Street Food
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
Starters 47 Division 3 (Rated)
End Sorted, Minimum Coins, Construct N
July Lunchtime 2022 Division 3 (Rated)
The Last Levels, Easy Pronunciation
Starters 55 Division 3 (Rated)
Balls and Boxes, Permutation Clear, Broken Phone
September Long 2022 Division 3 (Rated)
Speed Limit Test, Bob at the Bank
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