March Challenge 2016
maximize the sum, Palindromic substrings
April Challenge 2016
Chef and Ballons, Chef And Coloring
June Challenge 2016
Chef And The Hiring Event, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chef and Segments, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity
August Challenge 2016
Funny gnomes, Chef and Round Run, Chef and Circle Run, Chef and His Garden, Chef and Chocolate
September Challenge 2016
Chef and Friends, Chef and digits of a number, Faded Palindromes, Chef and calculation
November Challenge 2016
Task for Alexey, Chef and squares, Friends Meeting, Count Permutations
June Lunchtime 2016
Collisions, One more weird game
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior
February Challenge 2017
Eugene and big number, Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues
India