October Challenge 2015
Count Subarrays, Who dares to be a millionaire, Rupsa and Equilateral Triangle, Time measure
January Long Challenge 2016
Rupsa and the Game, Devu and Perfume
February Challenge 2016
Devu and a light discussion, Chef-Detective, Chef and Strange Operations
March Challenge 2016
Palindromic substrings, maximize the sum, Chef And Special Dishes
April Challenge 2016
Chef and Ballons, Chef And Magical Path, Chef And Coloring
June Challenge 2016
Devu and an Array, Chef and Coins Game, Chef And The Hiring Event, Chef And Binary Operation
July Challenge 2016
Andrash and Stipendium, Chefland and Electricity
August Challenge 2016
Chef and Circle Run, Chef and Chocolate, Chef and Round Run
October Cook-Off 2016
Watson asks Does Permutation Exist, ChefWatson uses Social Network
February Lunchtime 2016
Chef and Socks, Chef and Tic-Tac-Toe
July Lunchtime 2016
Drumpf for President!, Lumpy - The Bus Driver
January Cook-Off 2017
Digit Longest Increasing Subsequences 2
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