[2019-02-13] Logic Gates

https://www.smbc-comics.com/comic/logic-gates


If you can do logic gates in your head, please check to confirm you aren't a replicant. Thank you.
Can anyone check whether the description and the diagram match, and whether they actually do subtraction?


If you can do logic gates in your head, please check to confirm you aren't a replicant. Thank you.
Can anyone check whether the description and the diagram match, and whether they actually do subtraction?