You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: main.rs
    path of file: ./repos/design-patterns-rust/creational/factory-method/maze-game
    
    the code of the file until where you have to start completion: mod game;
mo
    
fn main() {
    // Option 1: The game starts with an ordinary maze.
    let ordinary_maze = OrdinaryMaze::new();
    game::run(ordinary_maze);

    // Option 2: The game starts with a magic maze.
    let magic_maze = MagicMaze::new();
    game::run(magic_maze);
}