This repository contains the source code for a Hotel Management System implemented in Java. The system provides functionality for managing hotel operations, such as check-in, check-out, room management, and payment processing. It utilizes Java Swing for the graphical user interface.
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Description
This PR fixes #12 bug. Nationality now only accept letters no numbers or special character is allowed
Related Tickets & Documents
Fixes #12
Added tests?
Added to documentation?