January Cook-Off 2016
Chef and Fruits, Chef and Destruction
February Lunchtime 2017
Bear and Milky Cookies, Bear and Bribing Tree
August Cook-Off 2017
Matrix and Chef, Real obtuse, From heaven to earth
October Lunchtime 2017
Buggy Calculator, Maximum Number
January Lunchtime 2018
Chef and Game with Sequence, Chef and Average on a Tree, Chef and Escaping from the Labyrinth
July Lunchtime 2018 Division 1
Forced Particles, GCD Sum, Prime divisors
