October Cook-Off 2013
Polo the Penguin and the Test, Polo the Penguin and the Numbers
December Challenge 2013
Chef and Codes, Funny Marbles, Magic Pairs, Rectangular Queries
December Lunchtime 2013
Mike and Task Packages, Mike and Matrices
January Challenge 2014
Chef and Feedback, Please like me, Bon Appetit
February Challenge 2014
Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays, Colored Array
March Challenge 2014
Team Split, Walk, Little Chef and Numbers
June Challenge 2014
Forgot Password, Chef and Subarray, Guessing Game
September Challenge 2014
Chef and Left-Right, Fun with Rotation
October Challenge 2014
Remy paints the fence, Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
December Challenge 2014
XOR with Subset, Chef and Apple Trees
January Lunchtime 2014
Chef and Shop, Chef and Numbers, Chef and String
September Lunchtime 2014
Chef and easy problem, Chef and medium problem 2
February Challenge 2015
Chef and Chain, Let us play with rank list, Chef and Equality
July Challenge 2016
Andrash and Stipendium, Chef and Robots Competition, Chefland and Electricity
India