March 2012 Challenge
Evil Book, Xor it, Tom And Jerry
April Challenge 2012
Greatest Dumpling Fight, Stacking Pancakes, Double Strings, Fit to Play, Parallel Computing, Lucky Array, PDS Number
July Challenge 2012
Chef's Dream, My Fair Coins, The Gray-Similar Code, Little Elephant and Bubble Sort, Gift Rift, Restaurant Rating
February 2013 Challenge
Little Elephant and Cards, Buy1-Get1, Climbing Stairs
