February 2012 Challenge
Lucky Long, Word Couting, Count of Maximum, Lucky Count
March 2012 Challenge
Longest Weird Subsequence, Cosine Partition Function, Lucky Number, Free Shuttle Service, Home Delivery, Spoon in Matrix
July Challenge 2012
Chef's Dream, My Fair Coins, Gift Rift, Restaurant Rating
September Challenge 2012
Kisses & Hugs, Three is Crowd, Racing Horses
April Challenge 2014
Counting Matrices, Farmer Feb, Cards, bags and coins, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees
May Challenge 2014
Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone
