October Challenge 2015
Who dares to be a millionaire
March Challenge 2016
maximize the sum, Palindromic substrings
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
June Challenge 2016
Chef And The Hiring Event, Devu and an Array, Chef and Coins Game, Chef And Binary Operation, Chef and Array and K
July Challenge 2016
Andrash and Stipendium, Chef and Tetris, Chefland and Electricity
August Challenge 2016
Chef and Round Run, Chef and Chocolate
September Challenge 2016
Chef and digits of a number, Faded Palindromes, Chef and calculation
October Challenge 2016
Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs
July Cook-Off 2016
Chef and Proportion, Chef and Numbers
June Lunchtime 2016
Collisions, One more weird game
May Challenge 2017
Chef and his daily routine, Courses in an university, Median of adjacent maximum numbers
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