Solutions to HW 3
------------------

1. Here's a 1-line sed script:
s/Name: \(.*\) Office: \(.*\) Course: \(.*\)/\1, whose office is at \2, is teaching course \3/

2. Here's a 20-line sed script:
/Godmar/ {
    a\
    This person works in operating systems.
    b
}
/Kafura/ {
    a\
    This person works in operating systems.
    b
}
/Torgersen/ {
    a\
    This person works in bioinformatics.
    b
}
/McBryde/ {
    a\
    This person works in HCI.
    b
}

3. Here's a 1-line sed script:
y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/

4. Here's a 3-line sed script, call it deletealternate.f:
/     [02468][0-9]*/ {
   d
}

Then, here' a 1-line sed script, call it getridofnumbers.f:
s/\(.*\)Name:\(.*\)/Name:\2/

Use these scripts as:
cat -n faculty.details | sed -f deletealternate.f  | sed -f getridofnumbers.f