Problems Index Sun Oct 14 03:18:19 EDT 2018 Easy Problems: -------------- problems/permutation Match me if you can. Boston Preliminary 2018 Author: Shai Simonson problems/positive Don't let factions get in the way. Boston Preliminary 2018 Author: Shai Simonson problems/goodpath The high and low of it all. Boston Preliminary 2018 Author: Shai Simonson Medium Difficulty Problems: --------------------------- problems/dropstick Aims the thing. Boston Preliminary 2018 Author: Bob Walton problems/alignment Shifty is good sometimes. Boston Preliminary 2018 Author: Bob Walton problems/maxparallel What if you had a million lives? Boston Preliminary 2018 Author: Bob Walton Difficult Problems: ------------------- problems/flowsecurity What will sabotage do to us? Boston Preliminary 2018 Author: Bob Walton problems/driving Dividing up transportation labor. Boston Preliminary 2018 Author: Bob Walton problems/overlap Counting for the numerous. Boston Preliminary 2018 Author: Bob Walton Very Difficult Problems: ------------------------ problems/walls Are you stuck in a corner? Boston Preliminary 2018 Author: Bob Walton