February Challenge 2019 Division 2
Appy and Contest, Deputy Chef, Chef and Secret Ingredients
March Challenge 2019 Division 2
Chef and Number Game, Chef and a Beautiful Digit
June Challenge 2019 Division 2
Road Signs, Chef and Proxy, Guddu on a Date
August Challenge 2019 Division 2
Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves
October Challenge 2019 Division 2
Phone Prices, Operations on a Matrix, Chef and Maximum Star Value, Missing Number, Array Modification
February Challenge 2020 Division 2
No Change Required, The Theatre Problem, School of Geometry, Hard Cash
August Challenge 2020 Division 2
Chef and Linear Chess, Chef and Wedding Arrangements, Smallest KMP, Another Card Game Problem, Chef Wars - Return of the Jedi, Subsequence Frequency Counting
September Challenge 2020 Division 1
Chefina and Swap, Chef and Trump Cards, Find XOR, Divide Candies, Ada Matrix
July Lunchtime 2020 Division 2
Chef and Steps, Maximum Candies
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