January Long Challenge 2016
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Making Triples, Chef and Time Machine, Devu and Perfume
June Challenge 2016
Chef and Array and K, Chef And Binary Operation
February Cook-Off 2016
Puppy and Board, Puppy and Sum
March Cook-Off 2016
Digital clock, Dual Nim, Alternating subarray prefix
April Cook-Off 2016
Movie Weekend, Odd Divisors, Queries on a Binary Tree
July Challenge 2017
Tree Expectancy, Two Coins
Bangladesh