May Challenge 2019 Division 2
Binary Movements, Matches, Trees and Degrees, Reduce to One, Where to Build the Roads, Ada Pawns, Ada Rooks 2
September Challenge 2019 Division 2
Biladerim Icin, Chef and Interesting Subsequences , Doofish Set, Fuzzy Linear Combinations, Easy Fibonacci, Chef and Good Subsequences
October Challenge 2019 Division 1
Even Edges, Bacterial Reproduction, Chef and Maximum Star Value, Array Modification, (Challenge) Maximizing LIS
