You may do this from home before lab.

Log on to Odin.

Change to your 2010 folder.

   $ cd 2010

Run the start script

   $ lab-start.sh

Change to your 2 folder.

   $ cd 2

Write a program that asks the user to enter height and width.

Name your program lab2-prep.cpp

   $ vi lab2-prep.cpp

Get user input like this...

   $ cin >> height >> width;

The program output will be area.
Test your program.

   $ g++ lab2-prep.cpp -Wall
   $ ./a.out


Additional steps
----------------

Create a text file that contains 2 numbers.

   $ vi myinput

Look at your file...

   $ cat myinput

   You should see two numbers something like this...

   25 35

Now you can run your program like this...

   $ ./a.out < myinput

User input will be brought into your program from the file.

Try to get this working.