Description: Write a Perl script count_word.pl which counts the number of times a specified word is found on in its input (STDIN).
A word is as defined for the previous exercise.
The word you should count will be specified as a command line argument.
You program should ignore the case of words.
To Search:
File list (Check if you may need any files):
count_word.pl
__MACOSX
........\._count_word.pl