May 2010 Contest
Rendezvous, Summing Slopes, Nice Quadrangles
June 2010 Contest
Graph Counting, Pricing Tollbooths, Robot Game, Tidying Posters, Prime Pattern, Squirrel and chestnut
August 2010 Challenge
Optimizing Production and Sales
November 2010 Challenge
Randomly Testing Circuits
The December 2010 Cook-Off
The Morning Commute, Pairing Chefs
January 2011 Challenge
Flu Shot Lineup, Count Relations
May Long Contest 2011
Tree Product, The Great Wall of Byteland
June Cook-off
Correctness of Knight Move
July Cook-off 2011
Garden Squares, Misinterpretation
September Long Contest
Younger Brother, BIT Magazine
February 2012 Challenge
Lucky Count, Lucky Long, Word Couting, Count of Maximum
March 2012 Challenge
Lucky Number, Free Shuttle Service, Home Delivery, Spoon in Matrix
April Challenge 2012
Stacking Pancakes, Similar Graphs, Greatest Dumpling Fight, Double Strings, Fit to Play
August Challenge 2012
Little Elephant and Bombs, Delivery Boy
August Cook-Off 2012
Forced Output, Code Crazy Minions
November Challenge 2012
Coin Flip, Sridhar Likes Travelling
February 2013 Challenge
Little Elephant and Cards, Buy1-Get1
