September Challenge 2015
Count Steps in Matrix, Chain of Doughnuts
August Cook-Off 2015
Chef and the Wildcard Matching
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
June Challenge 2016
Chef And Binary Operation, Chef and Coins Game, Devu and an Array
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs
February Challenge 2017
Eugene and big number, Chef and His Apartment Dues
April Challenge 2017
Chef and Digits, Dish Of Life, Similar Dishes
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Dance Moves, Min Max LCM
Vietnam