August Challenge 2015
Gravity Guy, Cooking Machine, Aditi and Magic Trick, Way Out
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
October Challenge 2015
Rupsa and Equilateral Triangle, Spheres, Who dares to be a millionaire, Count Subarrays, Time measure
November Challenge 2015
Eugene and function, Chef and cakes
January Long Challenge 2016
Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume
February Challenge 2016
Chef-Detective, Rectangles of Love, Chef and Strange Operations, Devu and a light discussion
October Challenge 2016
Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs, Chef and Two String
October Cook-Off 2016
Watson asks Does Permutation Exist
January Challenge 2017
Reservior, Cats and Dogs, Capital Movement
February Challenge 2017
Eugene and big number, Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues
April Challenge 2017
Chef and Divisor Tree, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes
April Cook-Off 2017
Bear and Candies 123, Bear and AB
India