Sure, here's an example of a simple game of Robot implemented as a single HTML file using JavaScript and pictograms:
Game Robot
This code will create a game container with a robot pictogram in the center. The player can use the arrow keys on their smartphone to move the robot within the game container.
Note: The game code provided is a simple example to demonstrate the usage of JavaScript in a game. You can enhance the game by adding more features, levels, and challenges.