April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
May Challenge 2016
Chef and Balls, Forest Gathering, Laddu
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, Chefland and Electricity, Chef and Robots Competition
August Challenge 2016
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
December Challenge 2016
Train Partner, Our Base is Under Attack, Bear and Three Colours
June Lunchtime 2016
Collisions, One more weird game
January Challenge 2017
Capital Movement, Cats and Dogs, Chef and Circle, Fantastic Four, Reservior
February Challenge 2017
Most Frequent Element, Gerrymander, Chef and His Apartment Dues, Chef and his Best Friend, Chef and Triangles, Eugene and big number, Chef and Yoda
March Challenge 2017
Cooking Schedule, Xenny and Alternating Tasks, Pishty and birthday, Bear and Extra Number, Bandwidth of a matrix
May Challenge 2017
Chef and Sub Array , Long Sandwich , Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
India