August Challenge 2018 Division 2
Problem Sort, Sheokand and Number, Spell Bob, Modular GCD
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Condition Zero (Challenge), Chef and Adventures, Table Game, Bad Shuffle
October Challenge 2018 Division 2
Beautiful Bricks, Chef and Circles, Byte to Bit, Chef and Serves, Chef and Surprise Chessboard, Minimize Digitsum, Appy and Balloons
January Challenge 2019 Division 1
Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, (Challenge) Chef and Matching Game, A Pizza Slice
India