August Challenge 2015
Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
October Challenge 2015
Who dares to be a millionaire
August Cook-Off 2015
Chef and the Wildcard Matching
September Lunchtime 2015
Sum of palindromic numbers
April Challenge 2016
Chef and Ballons, Chef And Magical Path, Chef And Coloring
September Challenge 2016
Chef and digits of a number, Faded Palindromes, Chef and calculation
May Challenge 2017
Chef and his daily routine, Courses in an university
February Challenge 2018
Chef And His Characters, Chef And The Patents
Starters 74 Division 4 (Rated)
Mana Points, Odd Even Binary String
India