March Challenge 2016
maximize the sum, Chef And Special Dishes, Palindromic substrings
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
July Challenge 2016
Chefland and Electricity, Chef and Robots Competition, Chef and Tetris, Chef and Segments, Andrash and Stipendium
August Challenge 2016
Chef and His Garden, Chef and Chocolate, Chef and Round Run
September Challenge 2016
Chef and digits of a number, Faded Palindromes, Chef and calculation
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior
India