July Challenge 2014
Count Substrings, Reach The Point
August Challenge 2014
The Leaking Robot, Chef and Gift
October Challenge 2014
Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014
Distinct Characters Subsequence, Chef and Red Black Tree, Chef and Segment Game
January Challenge 2015
Sereja and Number Division 2, Chef and Stones, Sereja and Votes
February Challenge 2015
Chef and Equality, Let us play with rank list, Chef and Chain
April Challenge 2015
Chef and Interview, Broken Telephone, Chef and Piano Scales
July Challenge 2015
Bread, Na2a and lucky stone, Chef and Cube
September Challenge 2015
Count Steps in Matrix, Chain of Doughnuts
August Cook-Off 2015
Chef and the Wildcard Matching
July Lunchtime 2015
Greedy puppy, Puppy and game
April Challenge 2016
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs
India