July Challenge 2014
Count Substrings, Reach The Point
October Challenge 2014
Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
February Challenge 2015
Chef and Equality, Let us play with rank list, Chef and Chain
March Challenge 2015
Chef and Notebooks, Sign Wave
April Challenge 2015
Chef and Interview, Broken Telephone, Chef and Piano Scales
October Challenge 2015
Count Subarrays, Who dares to be a millionaire
India