May Cook-Off 2019 Division 2
Chain Reaction, Recover the Sequence
June Challenge 2019 Division 2
Road Signs, Sum and GCD, Chef and Ingredients, Guddu on a Date, Chef and Proxy
June Cook-Off 2019 Division 2
Multiple Choice Exam, Eat Twice
July Challenge 2019 Division 2
Parity Again, Chef and Mean , Minimum and Maximum
August Challenge 2019 Division 2
Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves
October Challenge 2019 Division 2
Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
India