April Challenge 2016
Chef and Ballons, Help Watson Escape, Chef And Coloring, Chef And Magical Path
July Challenge 2016
Andrash and Stipendium, Chefland and Electricity
September Challenge 2016
Dividing Machine, Chef and digits of a number, Faded Palindromes, Chef and calculation
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs, Fenwick Iterations, Sereja and Progressions
July Cook-Off 2016
Chef and Proportion, Chef and Numbers
October Cook-Off 2016
Watson asks Does Permutation Exist, ChefWatson uses Social Network
June Challenge 2017
Triplets, Xenny and Coin Rankings, A Good Set
July Challenge 2017
Chef and Sign Sequences, Tree Expectancy, Whats in the Name, Calculator , IPC Trainers
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
November Challenge 2017
Chef goes Left Right Left, Villages and Tribes, Periodic Palindrome Construction, Chef Hates Palindromes
September Lunchtime 2017
Chef and Cook-Off Contests
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
India