February Challenge 2017
Chef and His Apartment Dues
March Challenge 2017
(CH) Bear and Sorted Rows, Xenny and Alternating Tasks
April Challenge 2017
Dish Of Life, Similar Dishes
June Challenge 2017
A Good Set, Xenny and Coin Rankings
July Challenge 2017
Chef and Sign Sequences, Whats in the Name, Calculator
September Challenge 2017
Minimum Good Permutation, Little Chef and Sums
October Challenge 2017
Max Mex, A Balanced Contest
November Challenge 2017
Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
July Cook-Off 2017
Chang and the Perfect Function
September Lunchtime 2017
Chef and Cook-Off Contests
January Lunchtime 2018
Chef and Game with Sequence
November Cook-Off 2018 Division 2
Truth and Dare, Beautiful Garland
August Challenge 2018 Division 2
Sheokand and Number, Spell Bob
November Challenge 2018 Division 2
Chef and Difficult Contests, Chef and Happiness
July Challenge 2019 Division 2
Minimum and Maximum, Chef and Mean
August Challenge 2019 Division 2
Dilemma, Football, Distribute Apples, Zombie and the Caves
India