September Challenge 2019 Division 2
Easy Fibonacci, Chef and Interesting Subsequences
October Challenge 2019 Division 2
Array Modification, Operations on a Matrix, Phone Prices
November Challenge 2019 Division 2
Hard Sequence, Weapon Value
February Challenge 2020 Division 2
No Change Required, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps
March Challenge 2020 Division 2
XOR Engine, Pintu and Fruits, Ada Bishop 2
June Challenge 2020 Division 1
The Tom and Jerry Game!, Covid Sampling (Challenge)
August Challenge 2020 Division 1
Smallest KMP, Chef Thanos Wants Perfect Balance, Chef and Wedding Arrangements
February Challenge 2021 Division 2
Frog Sort, Team Name, Prime Game, Multiple Games, Maximise Function
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