December Challenge 2018 Division 1
Chef and Interactive XOR, Max and Electrical Panel
October Challenge 2018 Division 2
Minimize Digitsum, Chef and Serves, Byte to Bit, Chef and Circles
October Lunchtime 2018 Division 1
Coloring the Grid, Weird Question
Encoder (Rated for Division 2)
Knight Chess, Second Largest Element, Old Farmer, Paint the Wall
December Lunchtime 2018 Division 1
Choosing from Buckets, Age Calculator
January Challenge 2019 Division 1
Yet Another Problem About Sequences, Different Neighbours, Distinct Pairs, A Pizza Slice
February Challenge 2019 Division 1
Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Art of Balance
India