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Mastering Modern Perl: Writing Efficient and Maintainable Code

Exercise: Extract Email Addresses

Explore how to extract and print email addresses from a file by leveraging Perl's powerful regular expressions. This lesson helps you practice pattern matching with username, domain, and top-level domain components, building skills for efficient text processing in Perl.

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Problem statement

In this challenge, you have to extract and print all email addresses from a given file.

For simplicity, you may assume that:

    ...