Shell Programming and Scripting

set login = (`cut -d ":" -f1 /etc/passwd.2001`)
set group = (`cut -d ":" -f4 /etc/passwd.2001`)
set name = (`cut -d ":" -f5 /etc/passwd.2001 | cut -d ":" -f1`)

set i = 1

while ($#login > 0)
    set pom = `last $login[1] | wc -l`
    if ($pom < 3) then
        echo "Output: '$login[1] $group[i] $name[i]'"
        i ++
    endif
    shift login
end

Missing -.

...
echo "Output: '$login[1] $group[$i] $name[$i]'"
...
@ i = $i + 1
...