August Cook-Off 2019 Division 2
Chef and Pepperoni Pizza, Two Circles, Chef Drinks Coke, Rich Substrings
August Lunchtime 2019 Division 2
Eidi Gift, Equal Average, Destroy Cells, Chef and Trip, Chef Does Coke Yet Again
September Lunchtime 2019 Division 1
Apples and Oranges, Find the Sum, Treeversion, Ice Cream Queue, All Substrings
November Cook-Off 2019 Division 1
The Biggest Restaurant, The Challenge Day, Robots in Chefland
March Cook-Off 2020 Division 1
Mysterious Sequence, Maximize Letter Beauty, Random Chocolates, Escape the Tree
April Cook-Off 2020 Division 1
Tower Counting, Simple Operations, Inversions in Permutations
Russia