Lab $2\mathrm{.}1.$ In this lab, you are to make some simple changes to the LEX program provided HEREDownload HERE

You need to test your code with the input from HEREDownload HERE

GOAL: Reinforce LEX usage and the use of user defined variables.

Your task is to download the file, and add a new variable to count the lines of the input. Where$-$ever there is an error message in the LEX program, you are to enhance the error message to include the line number.

You will need to to do web searching $($or search your friend$)$ on how to identify a new line and increment your line counte