January Challenge 2018
Maximum Score, Rectangle, K-Concatenation
February Challenge 2018
Chef And His Characters, Chef And The Patents, Permutation and Palindrome
March Challenge 2018 DIV 2
A Big Sale, Chef and Glove
September Mega Cook-Off 2018 Division 2
ATM Machine, Make a Permutation
August Challenge 2018 Division 2
Sheokand and Number, Spell Bob
August Lunchtime 2018 Division 2
Chef and Problem Setting, Chef and Eid
February Challenge 2019 Division 2
Chef and Secret Ingredients, Appy and Contest, Art of Balance, Deputy Chef
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
March Lunchtime 2019 Division 2
Testing Robot, Pogo Stick Competition
November Lunchtime 2019 Division 1
Planting Trees, Washing Windows
March Cook-Off 2020 Division 1
Mysterious Sequence, Maximize Letter Beauty
Georgia