April Challenge 2016
Chef And Magical Path, Chef And Coloring
June Challenge 2016
Chef And Binary Operation, Chef and Coins Game, Devu and an Array
September Challenge 2016
Chef and digits of a number, Faded Palindromes, Chef and calculation
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs, Fenwick Iterations
November Challenge 2016
Count Permutations, Chef and squares, Task for Alexey
August Cook-Off 2016
Tweedle-Dee and Tweedle-Dum
October Cook-Off 2016
Watson asks Does Permutation Exist, ChefWatson uses Social Network
April Challenge 2017
Dish Of Life, Similar Dishes
November Challenge 2017
Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
December Lunchtime 2017
Days in Month, Strange Function
January Challenge 2018
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
February Challenge 2018
Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome
India