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
Chef and Robots Competition, Chefland and Electricity, Chef and Tetris, Chef and Segments, Andrash and Stipendium
August Challenge 2016
Chef and His Garden, Fighting Ebola, Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Funny gnomes, A Good Problem
September Challenge 2016
Chef and calculation, Faded Palindromes, Dividing Machine, Chef and Friends, Chef and digits of a number
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior, Tourists in Mancunia
February Challenge 2017
Most Frequent Element, Gerrymander, Chef and His Apartment Dues, Chef and Triangles, Interval Game, Eugene and big number
March Challenge 2017
Cooking Schedule, Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix
May Challenge 2017
Chef and Sub Array , Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
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