def log_message(message: str) -> None:
    """Logs a message to the console."""
    print(f"[LOG] {message}")

def format_data(data: dict) -> str:
    """Formats a dictionary into a string for display."""
    return "\n".join(f"{key}: {value}" for key, value in data.items())

def handle_error(error: Exception) -> None:
    """Handles errors by logging them."""
    log_message(f"Error occurred: {str(error)}")