October Challenge 2015
Who dares to be a millionaire
February Challenge 2016
Chef and Strange Operations, Devu and a light discussion, Chef-Detective
March Challenge 2016
Palindromic substrings, maximize the sum, Chef And Special Dishes
April Cook-Off 2016
Movie Weekend, Odd Divisors
December Challenge 2017
Chef And his Cake, Penalty Shoot-out
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control
India