October Challenge 2017
Counter Test For CHEFSUM, Max Mex, A Balanced Contest
January Lunchtime 2018
Chef and Game with Sequence
August Challenge 2018 Division 2
Modular GCD, Problem Sort, Sheokand and Number, Spell Bob
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures, Table Game, Bad Shuffle
October Challenge 2018 Division 1
Appy and Balloons , Beautiful Bricks, Minimize Digitsum
June Challenge 2019 Division 1
Sum and GCD, Lent Money, Chef and Ingredients
August Challenge 2019 Division 1
Guddu and his Mother, Encoding, Dilemma, Maximize an Expression, Football, Distribute Apples
October Challenge 2019 Division 1
Chef and Maximum Star Value, Phone Prices, Operations on a Matrix, (Challenge) Maximizing LIS, Array Modification, Even Edges
December Challenge 2019 Division 1
Chefina and Ranges, Binary XOR, Sticky Notes, Test Generation, Addition
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