With artwork from Kanaa YummyBuum

Donut Delivery

I grabbed a box of donuts on my home, but when I got there I found that one is missing! It's a tragedy of epic proportions. Though I can't replace it, but my mind won't be able to rest until I know which donut is missing?

You don't need to count the sprinkles on each donut. Reveal Hint
Rows or columns, the approach doesn't matter. Only the sprinkles in each position. Reveal Hint
The donut in the right-most column is a combination of the two before it in the row. Reveal Hint
Have you heard of XOR? Reveal Hint

📖 boolean-logic Reveal Tags

Which donut is missing?

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🏆 Correct! 🎉

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About Edaqa's Room Singles

Our singles are standalone puzzles that can played in a few minutes. They're meant as a quick break, to be enjoyed on your daily commute, at lunch, or while waiting for your colleague to send you an urgently needed file.

We made these puzzles to be easy to share. The images work well for most social media, simply copy-and-paste, or just paste the link -- the image should also come up.

Donut Delivery is one of many singles. Sign up to the mailing list to get new ones regularly. We accompany them with links to our previous puzzles so you can enjoy the ones you missed.

Or join our Discord if you like to see early proofs, give early feedback, or want to join discussions about puzzle design.

Can you find the missing donut in this tasty puzzle?