August Challenge 2015
Cooking Machine, Aditi and Magic Trick, Gravity Guy
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
October Challenge 2015
Count Subarrays, Who dares to be a millionaire
March Challenge 2016
Palindromic substrings, maximize the sum
June Challenge 2016
Devu and an Array, Chef and Coins Game, Chef and Array and K, Chef And The Hiring Event, Chef And Binary Operation
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior
June Challenge 2017
Xenny and Coin Rankings, A Good Set
December Challenge 2017
Total Diamonds, Santa Delivering Problem, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays
August Challenge 2019 Division 2
Dilemma, Football, Distribute Apples, Zombie and the Caves
India