Sure, here's an example of a simple candy eating game implemented as a single HTML file using JavaScript:
Welcome to the Candy Eating Game!
Click on the candy to eat it.
Candies eaten: 0
In the above code, we have a simple game where the player needs to click on the candy image to eat it. The number of candies eaten is displayed on the screen, and when the player reaches 21 candies, they receive a congratulations message.
Please note that you would need to replace the `src` attribute of the `img` tag with the actual path to your candy pictogram image (`emozi_all/candy.png` in this example). Additionally, you can style the game further by modifying the CSS styles provided in the `<style>` tag.