October Challenge 2014
Magical Girl and Colored Liquid Potions, Chef and Ground
February Challenge 2015
Chef and Chain, Let us play with rank list, Chef and Equality
May Challenge 2015
Chef and Prime Divisors, Set Difference , Chef and new recipe
August Challenge 2015
Gravity Guy, Aditi and Magic Trick, Cooking Machine, Way Out
October Challenge 2015
Count Subarrays, Who dares to be a millionaire
December Challenge 2015
Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence
India