August Challenge 2015
Cooking Machine, Aditi and Magic Trick, Gravity Guy
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code
October Challenge 2015
Rupsa and Equilateral Triangle, Who dares to be a millionaire, Count Subarrays, Time measure
November Challenge 2015
Receipt Recovery, Eugene and function, Simple Sum, Chef and cakes
December Challenge 2015
Chef and cinema, Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters
February Challenge 2016
Devu and a light discussion, Rectangles of Love, Chef-Detective, Sereja and Two Lines
May Challenge 2016
Chef and math, Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu
June Challenge 2016
Chef and Array and K, Devu and an Array, Chef and cities, Chef and Coins Game, Chef And Binary Operation, Chef and Rectangle Array, Chef And The Hiring Event
September Challenge 2016
Dividing Machine, JosephLand
December Challenge 2016
Kth Max Subarray, Roses for Alexey, Bear and Three Colours
India