December Challenge 2013
Funny Marbles, Magic Pairs, Chef and Codes
January Challenge 2014
Magic Trick, Bon Appetit, Please like me, Chef and Feedback
May Cook-Off 2014
Divide the Cake, Ups and Downs
February Challenge 2014
Colored Array, Little Elephant and Subarrays, Longest Common Pattern, Make Him Happy
March Challenge 2014
Team Split, Binary Tournament, Walk, Little Chef and Numbers, Mike and Stamps
April Challenge 2014
Counting Matrices, Farmer Feb, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees
May Challenge 2014
Stone, Chef and Strange Matrix, Compilers and Parsers, Chef-jumping
June Challenge 2014
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014
Reach The Point, Dish Owner, Count Substrings, Chef and Frogs, Garden Game, Little Elephant and Painting, Chef and Rectangle Genome
August Challenge 2014
Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift
September Mega Cook-Off 2015
Forgotten Language, Super Numbers, Stacks
January Long Challenge 2016
Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume
India