April Challenge 2016
Chef and Ballons, Chef And Coloring, Chef And Magical Path
June Challenge 2016
Chef And Binary Operation, Chef and Coins Game, Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chefland and Electricity
September Challenge 2016
Chef and digits of a number, Faded Palindromes, Chef and calculation
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs
November Challenge 2016
Chef and squares, Task for Alexey
October Cook-Off 2016
Watson asks Does Permutation Exist
June Lunchtime 2016
One more weird game, Collisions
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior
February Challenge 2017
Chef and Triangles, Chef and His Apartment Dues, Gerrymander
March Challenge 2017
(CH) Bear and Sorted Rows, Bandwidth of a matrix, Bear and Extra Number, Xenny and Alternating Tasks
January Cook-Off 2017
Digit Longest Increasing Subsequences 2
October Cook-Off 2017
Chef and Employment Test, Chef and Weird Queries
April Cook-off 2018 Division 2
Cut the Board, Binary Nim
May Challenge 2018 Division 1
Change the Signs, Fake Binary Search, Dibs on Fibs
India