February Challenge 2019 Division 2
Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef, Manhattan Rectangle
February Cook-Off 2019 Division 2
Chef and Secret Password, Chef and Party, Buying New Tablet, Max Range Queries
February Lunchtime 2019 Division 1
Roll the Bar, The Tricky Deal
March Lunchtime 2019 Division 1
Corrupted Seven-Segment Display, Travelling Saleschef, Partition into Permutations
Russia