cs1520: lab 2
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1. Word Count
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The following text file contains a list of words (one per line):
http://www.cs.pitt.edu/~ygl2/cs1520/words.txt

write a perl program to read this file and display the frequency count
of each word.


2. downloading webpages
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Use the following code to get the content of a webpage:

use LWP::Simple;
$content = get("http://www.google.com");
die("could not get webpage!") unless defined $content;
print "$content\n";


3. Parsing Webpages
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The following simple html file contains some information about world
cup soccer:
http://www.cs.pitt.edu/~ygl2/cs1520/worldcup.html

Download the page using the get function, parse out the information
from the second table, and display it to the console.