June Challenge 2015
Chef and Memory Limit, Chef and Polygons
July Challenge 2015
Bread, Na2a and lucky stone, Chef and Cube
August Challenge 2015
Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
May Cook-Off 2015
Devu and friendship testing
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
March Challenge 2016
Palindromic substrings, maximize the sum
June Challenge 2016
Chef And The Hiring Event, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
April Cook-Off 2016
Movie Weekend, Odd Divisors
India