Sure! Here's an example of a simple Billiards game implemented as a single HTML file using JavaScript and pictograms for a smartphone operation:
This code sets up a basic Billiards game with two balls represented by red and yellow circles on the canvas. The balls are controlled by changing their velocities and their positions are updated in the game loop. You can add further game logic, such as collision detection or user input, to enhance the game. Feel free to customize the code and add more features as per your requirements.