Sure! Here's a simple implementation of Pac-Man as a single HTML file using JavaScript and enclosed in script tags. It's designed for smartphone operation and uses pictograms for visual representation. You can play as a finished game:
In this implementation, you can control Pac-Man's movement using the arrow keys on your smartphone. Collect the food pictograms to increase your score, and once you collect all the food, you win the game. The game will reset automatically when you win. Enjoy playing Pac-Man on your smartphone!