alt Hacker NewsNice try. However, hashing and encryption are two different operations.
Load this page, https://en.wikipedia.org/wiki/Advanced_Encryption_Standard
Ctrl-F "hash". No mention of it.
Before being pedantic at least check out the url in that comment to get the basics going.
This entire thread should be annihilated, but since you mentioned being pedantic...
You're correct that a pure encryption algorithm doesn't use hashing. But real-world encryption systems will include an HMAC to detect whether messages were altered in transit. HMACs do use hash functions.