June Challenge 2016
Chef and Array and K, Chef And The Hiring Event, Devu and an Array, Chef And Binary Operation, Chef and Coins Game
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs
November Challenge 2016
Count Permutations, Chef and squares, Task for Alexey
October Cook-Off 2016
Watson asks Does Permutation Exist, ChefWatson uses Social Network
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior
February Challenge 2017
Gerrymander, Most Frequent Element, Chef and Triangles, Chef and His Apartment Dues
March Challenge 2017
Cooking Schedule, Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix
April Challenge 2017
Dish Of Life, Bear and Row 01, Similar Dishes
June Challenge 2017
Saboteur (Challenge), Pairwise union of sets, Triplets, Xenny and Coin Rankings, Chef and the Feast, A Good Set
March Cook-Off 2017
Rainbow Graph, Yet Another Card Game, Safe Robot
April Cook-Off 2017
Bear and Candies 123, Bear and AB
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