January Challenge 2019 Division 2
Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, (Challenge) Chef and Matching Game, A Pizza Slice, Yet Another Problem About Sequences
September Challenge 2019 Division 2
Biladerim Icin, Chef and Interesting Subsequences , Chef Designed a Network, Doofish Set, Fuzzy Linear Combinations, Easy Fibonacci, Chef and Good Subsequences
October Challenge 2019 Division 1
Queries on Matrix, Even Edges, Bacterial Reproduction, Chef and Maximum Star Value, Array Modification
