For those of you who are Unix geeks (or want to be). Here's why 14480 is the right answer.
grep -v '^.I' med.all | grep -v '^.W' | tr -cs "[:alnum:]-" "\n" | sort | uniq | wc -l
CSCI 5417-001, Fall 2011
For those of you who are Unix geeks (or want to be). Here's why 14480 is the right answer.
grep -v '^.I' med.all | grep -v '^.W' | tr -cs "[:alnum:]-" "\n" | sort | uniq | wc -l