October Challenge 2012
Fierce Battles, Event Organizer, The New Scheme, Need More Diamonds, Little Elephant and Order
November Challenge 2012
Sridhar Likes Travelling, Arithmetic Progressions, Many Left, Jam Board, Coin Flip, Candy Collecting Game, Delicious Dishes, A Wonderful Chocolate, Lucky Balance
January Challenge 2014
Magic Trick, Sereja and Graph, ForbiddenSum, Meteor, Bon Appetit, Please like me, Chef and Feedback
March Challenge 2014
Team Split, Mike and Stamps, Little Chef and Numbers, Binary Tournament, Walk
April Challenge 2015
Count Sequences, Chef and Interview, Broken Telephone, Chef and Piano Scales
May Challenge 2015
Chef and new recipe, Special Economic Zone, Chef and Cake, Set Difference , Chef and Prime Divisors, Devu and binary String
June Challenge 2015
Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Anticommutative implication, Chef and String
