Problems Index Sat Oct 18 02:13:58 AM EDT 2008 The problems are in approximate order of difficulty, easiest first. The last two problems are particularly difficult. problems/equity So you think you know stocks? Boston Preliminary 2008 problems/birthday Pseudo-random cannot be really random. Boston Preliminary 2008 problems/tableformatter Simple work aids make life easier. Boston Preliminary 2008 problems/buffalo Lost in space? Call out the hound! Boston Preliminary 2008 problems/paxos Stable memory without disks. Boston Preliminary 2008 problems/twolegs A maze does the splits. Boston Preliminary 2008 problems/supercounter Tough counting. Boston Preliminary 2008 problems/convexhull A tight fit in 3D. Boston Preliminary 2008