This zip file contains the problem set from the 2015 MidAtlantic Regional. It incorporates the following changes from the problem set as distributed to the teams: * problem A: The word "strictly" has been added (i.e., "strictly increasing") in accordance with a clarification issued to teams. * problem F: A note has been added explaining that this problem was withdrawn from the contest in a decision made after the problem sets had been distributed to the site judges for printing. * problem F: In case anyone wishes to use this problem for practice anyway, a stipulation that each city can only be visited once has been added. If we had gone ahead and used the problem, this would have been a necessary clarification. ================= The authoring team: Steve Zeil, Old Dominion Univ, Thomas Kennedy, Old Dominion Univ, Yaohang Li, Old Dominion Univ, Kara Olsen, Old Dominion Univ (alum), and special thanks to our collaborators from other regions: Matthew Eastman, LSU (South Central region) Bryce Sandlund, UW-Madison (North Central region) ================= Each directory contains a distinct problem. Refer to the problem titles and to the listing in balloons.tex for the relation to the problem IDs A, B, C, etc. In each directory you will find - source code of one or more sample solutions - test0.in, test0.expected The example from the problem statement. - test1.in, test1.expected The judging data - makefile On *nix systems, "make" compiles the sample solutions and runs them, comparing the outputs to the .expected files. ================== Notes on the Admin settings for PC^2 Languages: C, C++ & Java Please set the compilation & run commands as described in Rule 10 of the MidAtlantic2015.pdf Problems: all problems read from stdin, manual judge, use PC^2 validator, option 1 Settings: Max output size: 2048 Show number and name Judgements: Add "No - Incomplete Output"