October Challenge 2016
Chef and Three Dogs, Chef and Keyboard
June Challenge 2017
A Good Set, Chef and the Feast, Xenny and Coin Rankings
July Challenge 2017
Chef and Sign Sequences, Whats in the Name, Calculator
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
October Challenge 2017
(Challenge) Connecting computers, A Balanced Contest, Counter Test For CHEFSUM, Chef and Cycled Cycles, Chef and a great voluntary Program, Chef and Magic Arrays, Max Mex
November Challenge 2017
Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
December Challenge 2017
Penalty Shoot-out, Chef And his Cake, Total Diamonds
October Cook-Off 2017
Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries
January Challenge 2018
K-Concatenation, Rectangle
May Challenge 2018 Division 2
Mighty Friend, Minimum Deletions, Xor Again, Dibs on Fibs
