All assignments should be submitted on paper, so that the TAs can
easily provide feedback. Programming assignments should {\em also}
be submitted as enclosures in Email. The "subject" line should read
"HWn", where n is the number of the assignment, and the source code
should be packed and zipped to preserve the directory structure of its
contents. Standard libraries
Solutions will be posted soon after the due date, so late arrivals
lose credit.