August Challenge 2015
Cooking Machine, Gravity Guy, Aditi and Magic Trick
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire
November Challenge 2015
Receipt Recovery, Eugene and function, Simple Sum, Chef and cakes
December Challenge 2015
Chef and Filters, Oracle Devu and Longest Common Subsequence, Chef and the stones, Chef and cinema, Plane Division
February Challenge 2016
Devu and a light discussion, Rectangles of Love, Chef-Detective
June Challenge 2016
Chef and cities, Devu and an Array, Chef and Coins Game, Chef And Binary Operation, Chef and Array and K, Chef And The Hiring Event
September Challenge 2016
Dividing Machine, JosephLand
December Challenge 2016
Roses for Alexey, Bear and Three Colours
January Challenge 2019 Division 2
Lucky Number Game, Fancy Quotes
India