August Challenge 2019 Division 2
Distribute Apples, Dilemma
November Challenge 2019 Division 2
Physical Exercise, Hard Sequence, Weapon Value, Chef and Minimum Colouring
December Challenge 2019 Division 2
That Is My Score!, Addition, Easy Subsequence Selection, Binary XOR, Plus Multiply
January Challenge 2020 Division 2
Chef and Dynamo, Doraemon, Equality, English, Breaking Bricks
February Challenge 2020 Division 2
No Change Required, Long Contest and Cook Off Overlaps, Hard Cash, School of Geometry, The Theatre Problem
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
January Cook-Off 2020 Division 2
Chef Chick, Exam Cheating
January Lunchtime 2020 Division 2
Bob and His Friends, Chef and Street Food
India