Feb. 11, 1997
^u(hold down the ``ctrl'' key and press the ``u'' key) and start over.
TERM = (hp)Type vt100 and press enter. You should now see the shell prompt:
 %This prompt is how the system tells you it's waiting for a command from you. How nice to be waited upon like this.
^means press and hold the ``ctrl'' key.) Answer the following questions:
#!/usr/contrib/bin/perl print "Please enter the first number: "; $first = <STDIN>; print "Please enter the second number: "; $second = <STDIN>; $sum = $first + $second; print "The sum is $sum.\n"; exit 0;
chmod u+xfollowed by your file name. Now run the command
ls -l. (The period is a part of the sentence, not the command.) The beginning of the line for your file should start off with
-rwx. If it doesn't, stop and call me over.
./add.pl(substitute the file name you chose). Did your program do what you expected?