January Challenge 2014
Chef and Feedback, Please like me
May Challenge 2014
Compilers and Parsers, Chef-jumping, Stone
June Challenge 2014
Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Chef and Frogs, Count Substrings, Reach The Point
August Challenge 2014
Chef and Gift, The Leaking Robot
October Challenge 2014
Remy paints the fence, Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
January Challenge 2015
Chef and Stones, Sereja and Votes
June Challenge 2015
Chef and Polygons, Chef and His Friend, Steady tables, Chef and Memory Limit
July Challenge 2015
Bread, Na2a and lucky stone, Chef and Cube
August Challenge 2015
Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
October Challenge 2015
Count Subarrays, Rupsa and Equilateral Triangle, Spheres, Who dares to be a millionaire
May Cook-Off 2015
Devu and friendship testing, Devu and decorating birthday cake
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out
India