March Challenge 2017
Bear and Extra Number, Xenny and Alternating Tasks
May Challenge 2017
Chef and his daily routine
March Challenge 2018 DIV 2
Mix the Colors, Chef and Glove, A Big Sale
March Cook-off 2018 Division 2
Chef Goes to the Cinema, Chef Judges a Competition
September Mega Cook-Off 2018 Division 2
ATM Machine, Make a Permutation
March Lunchtime 2018 Division 2 (Unrated)
Chef and Friends, Magic Elements
November Challenge 2018 Division 2
Chef and Ridges, Chef and Difficult Contests, Chef and Happiness
ProCon Junior (Rated for Division 2)
Chef and Secret Ingredient, Chef and Bored Games
ProCon 2018 (Rated for all)
The Great Run, Kill them with your success
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining, Fencing
April Cook-Off 2019 Division 2
Pied Piper vs Hooli, Making a Meal, Chef Learning Hungarian Algorithm
April Lunchtime 2019 Division 2
Attendance, Fast Food, Minimum Sum
India