July 2009 (Contest V)
Sums in a cuboid, The White Knight
June 2010 Contest
Robot Game, Squirrel and chestnut
July 2010
Closest Ranking, Maximal crosses
September 2010 Challenge
Multiples of 3, Brush Fire
October 2010 Challenge
Logging Game, Count palindromes
November 2010 Challenge
Randomly Testing Circuits
The November CookOff
Choosing Cook Off Problems, N Knights Problem, One Dimensional Game of Life, Cutting Recipes
December 2010 Challenge
Byteknights and Byteknaves, A String Game
The December 2010 Cook-Off
Preparing Dishes, The Morning Commute, Pairing Chefs
The January 2011 Cook-Off
Holes in the text, Chef team, Whole submatrix
